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Wind_Speed
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nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 257 257 258 259 259 258 258 258 258 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 261 262 262 262 262 262 261 261 261 260 260 260 260 259 259 260 260 260 260 260 260 261 263 263 262 262 261 261 261 261 261 261 260 260 259 259 259 259 259 258 259 259 259 259 259 259 259 259 259 260 260 261 262 262 262 262 262 262 262 262 262 262 262 262 262 261 261 260 259 259 259 259 260 260 260 260 260 261 261 261 261 261 261 261 260 260 259 258 258 257 257 257 258 258 258 258 258 259 259 260 261 263 264 264 264 263 263 263 264 264 264 264 264 264 265 266 267 266 265 264 266 268 270 270 271 271 270 270 270 269 269 270 271 272 273 272 271 271 271 272 274 275 276 277 279 282 285 285 283 280 278 277 277 277 276 276 275 275 276 277 277 277 277 278 277 277 276 276 276 277 278 278 279 279 280 280 281 281 281 280 280 279 278 277 276 275 275 276 276 276 276 276 276 276 276 275 275 275 276 275 275 275 274 274 274 275 276 276 278 279 281 280 280 278 277 276 276 276 277 279 280 281 281 281 281 280 279 278 277 278 279 280 280 278 275 272 271 271 271 273 275 276 277 277 277 278 278 278 278 278 277 277 nan nan nan nan nan nan 279 279 279 278 278 nan nan nan 277 278 278 279 279 279 279 279 279 279 279 278 278 278 278 278 278 278 278 278 278 279 279 280 280 280 281 281 281 281 282 282 282 282 283 283 283 283 283 283 283 283 283 283 283 283 283 282 282 282 282 282 282 282 281 281 282 282 283 283 284 284 285 285 285 285 285 285 285 285 285 285 285 284 284 284 284 284 284 284 283 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 261 261 261 261 260 260 260 259 259 259 259 259 259 259 259 259 260 262 262 262 262 261 261 260 260 260 260 260 260 260 260 259 259 259 259 259 260 260 260 260 259 259 260 260 260 261 262 262 263 263 263 263 263 263 263 263 263 263 263 263 262 262 261 261 260 260 259 260 260 260 260 259 259 260 260 260 261 260 260 259 259 258 258 258 258 258 258 258 258 258 258 258 258 258 259 260 262 263 263 263 262 262 262 263 263 263 264 264 266 267 268 268 267 267 266 267 268 269 270 270 270 270 269 269 269 270 270 272 273 274 274 273 273 272 273 273 274 275 275 278 282 283 281 278 277 277 278 278 278 277 276 276 276 277 277 277 277 277 277 277 276 275 276 277 277 278 278 278 279 279 280 280 281 281 282 283 282 281 279 277 276 276 276 276 276 276 276 276 276 276 276 275 275 276 275 275 274 274 274 275 275 276 277 277 278 279 279 278 277 276 276 276 277 278 279 280 280 281 281 281 280 280 280 279 279 280 280 280 278 276 274 273 273 273 274 275 276 277 277 277 278 278 278 278 278 277 277 277 277 nan nan nan nan nan 278 278 278 278 278 278 278 278 279 279 279 279 279 279 279 279 279 279 279 279 279 278 278 278 278 278 278 278 278 279 279 280 280 280 280 280 281 281 281 282 282 282 282 282 282 283 283 283 283 283 283 283 283 283 283 282 282 282 282 281 281 281 281 281 281 281 282 283 284 284 284 284 284 284 nan nan nan nan 283 283 284 283 283 283 282 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 260 259 259 259 259 259 258 258 258 258 259 260 261 262 261 261 261 260 260 259 260 260 261 260 260 260 260 260 260 260 260 260 260 260 260 260 260 260 261 261 262 262 263 264 264 264 264 264 264 264 264 264 264 264 264 263 263 263 262 261 261 261 261 260 260 259 259 259 259 260 260 260 260 259 258 258 258 258 258 258 258 257 257 258 258 258 258 259 260 260 261 262 262 262 261 261 262 263 263 264 265 266 267 268 268 267 267 267 267 267 268 268 268 268 269 268 268 269 269 270 271 273 274 274 274 274 273 273 273 273 273 273 274 275 277 274 271 271 273 275 277 277 278 278 277 278 278 278 277 277 277 277 276 275 275 275 275 276 276 276 277 277 278 279 279 280 281 282 284 284 283 281 279 278 278 278 278 277 277 277 277 276 276 276 275 275 275 276 275 275 275 274 275 275 276 276 277 277 277 277 277 276 276 276 276 277 277 278 279 279 279 280 280 280 280 281 280 280 280 280 280 279 279 278 277 276 275 275 275 275 276 276 276 277 277 277 277 277 277 277 277 276 276 276 276 nan nan nan nan 277 277 277 278 nan nan nan nan nan nan nan nan nan 279 279 279 279 279 279 279 279 279 279 278 278 278 278 278 279 279 279 280 280 280 280 280 280 280 281 281 281 282 282 282 282 283 283 283 283 283 283 283 283 283 283 283 282 282 282 281 281 281 281 280 281 281 282 282 283 283 283 nan nan nan nan nan nan nan nan nan 282 282 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 258 258 258 258 258 258 258 259 260 261 261 261 260 260 259 259 259 259 260 261 261 261 261 261 261 261 261 260 260 260 260 260 260 260 260 261 261 262 263 263 264 264 264 264 264 264 264 265 265 265 265 265 265 265 264 264 263 263 262 262 261 261 260 259 259 260 260 260 259 259 259 258 258 258 257 257 257 257 257 257 257 258 258 259 260 261 262 262 262 262 261 262 262 263 264 265 266 267 267 267 266 266 266 266 266 266 266 267 267 268 268 268 268 269 270 271 272 273 274 274 274 274 273 273 272 272 272 272 274 275 273 269 267 268 271 273 275 276 277 278 278 278 278 277 277 276 276 276 275 274 274 275 275 275 275 275 276 276 277 278 278 280 282 284 284 282 279 278 277 278 278 279 279 279 279 279 278 278 277 276 276 276 276 277 277 276 276 276 276 276 276 276 276 276 276 276 276 275 275 276 276 277 278 278 279 279 279 280 280 280 281 281 281 281 281 280 280 279 278 278 278 277 276 276 275 275 275 276 276 276 276 276 276 276 276 276 276 276 275 275 275 275 275 275 276 276 277 277 278 278 nan nan nan nan nan nan nan nan nan nan nan 279 279 279 279 280 280 279 279 279 279 279 278 279 279 279 280 280 280 280 280 280 280 281 281 281 281 282 282 282 282 283 283 283 283 283 283 283 283 283 283 283 283 282 282 282 281 281 281 280 280 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 281 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 258 258 258 258 257 257 257 258 258 260 260 260 260 259 259 258 258 258 259 260 260 261 261 261 261 261 261 260 260 260 260 260 260 260 261 261 261 262 262 263 263 264 264 264 264 264 264 265 265 265 265 265 265 266 265 265 265 264 264 264 263 263 262 261 261 260 261 260 260 259 259 259 258 258 257 257 257 257 257 257 258 258 259 260 260 261 262 262 263 263 263 263 263 264 265 267 267 268 267 266 265 265 265 265 265 265 265 266 267 268 268 269 269 270 271 272 272 272 273 273 274 274 273 273 272 272 272 273 274 275 273 271 269 270 271 272 273 275 276 277 278 278 277 276 276 276 276 276 275 275 275 275 274 274 274 275 275 276 276 276 278 280 284 283 280 274 272 273 275 276 278 278 279 279 280 280 280 279 278 277 278 278 278 278 278 277 277 277 277 276 276 276 276 276 276 276 276 276 276 276 277 277 278 279 279 280 280 280 281 281 281 282 282 282 282 281 280 279 278 278 277 276 276 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 275 276 276 276 277 278 278 278 278 278 278 nan nan nan nan nan nan nan nan 279 279 nan nan 280 280 280 280 279 279 279 279 279 279 279 280 280 281 281 281 281 281 281 281 281 282 282 282 282 283 283 283 283 283 283 283 283 283 283 283 283 283 283 282 282 282 281 281 281 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 282 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 257 257 257 257 258 259 259 259 259 259 258 258 258 257 258 258 259 260 260 260 260 260 260 260 260 260 260 260 260 261 261 261 262 262 263 263 263 264 264 264 264 264 264 264 265 265 265 265 265 265 265 265 265 265 265 265 265 264 263 263 262 262 262 261 261 260 260 259 259 259 258 258 258 258 258 258 259 259 260 260 261 261 262 263 263 264 264 264 265 266 267 268 268 268 267 266 265 264 264 264 264 265 266 266 267 268 269 269 270 271 272 272 272 272 273 273 273 273 273 273 273 273 273 274 275 275 274 272 271 271 271 272 273 274 276 276 276 276 276 275 275 275 276 276 276 275 275 275 274 274 274 275 275 275 276 277 279 281 282 278 271 267 268 270 273 276 277 278 278 278 279 280 280 280 280 279 279 279 279 279 278 278 278 278 278 277 276 276 276 276 276 276 276 276 276 277 277 278 279 280 280 280 280 281 281 282 282 282 282 282 282 281 280 279 278 277 277 276 275 274 274 274 274 274 274 275 275 275 275 274 274 274 274 273 273 274 274 274 274 275 275 276 276 276 277 277 277 278 278 278 278 278 nan nan nan nan nan nan nan 279 280 nan nan nan 280 280 280 280 279 279 279 279 280 280 280 281 281 281 281 281 282 282 282 282 282 282 282 283 283 283 283 283 283 283 283 283 284 284 284 284 284 283 283 283 283 282 282 281 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan 284 284 283 283 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 259 259 259 259 259 258 257 257 257 257 257 258 259 259 260 260 260 260 260 260 260 260 260 260 260 261 261 262 263 263 263 264 264 264 264 264 264 264 264 264 264 265 265 265 265 265 265 265 266 266 266 266 266 265 265 264 264 263 263 262 262 261 260 260 260 260 259 259 260 260 260 260 261 261 261 261 262 262 263 263 264 265 265 266 267 267 268 268 267 266 265 264 264 264 264 265 265 266 267 268 268 269 269 270 272 273 273 273 273 273 273 273 273 273 273 273 274 275 275 275 275 274 272 272 271 272 272 274 275 275 275 275 275 275 275 275 275 275 275 275 275 275 274 274 274 274 274 275 275 276 277 279 279 276 271 267 267 269 271 274 275 276 276 277 277 278 279 280 280 280 280 280 280 279 279 279 279 279 278 278 278 277 276 276 276 276 276 276 276 277 277 278 279 280 281 281 281 281 281 281 282 282 282 282 282 280 280 279 278 278 277 276 275 275 274 273 273 273 273 273 274 274 274 274 274 273 273 273 272 272 272 273 273 273 274 274 275 275 276 276 276 277 277 278 278 278 278 278 278 nan nan nan nan nan 279 280 280 nan nan nan 280 280 280 280 280 280 280 280 280 280 281 281 282 282 282 282 282 282 282 282 282 283 283 283 283 283 283 283 283 283 284 284 284 284 284 284 284 284 284 284 284 283 283 282 281 281 nan nan nan nan nan nan nan nan nan nan nan nan 285 285 285 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 258 258 258 258 257 257 257 257 258 258 259 259 259 259 260 260 260 260 260 260 260 260 261 261 262 263 263 263 264 264 264 264 264 264 264 264 264 264 264 264 264 265 265 265 265 265 265 266 266 266 266 265 265 265 264 264 263 263 263 262 262 261 261 261 261 261 261 262 262 262 262 262 262 262 263 263 263 264 265 265 266 267 267 267 268 267 266 266 265 265 265 265 266 267 268 268 269 269 269 269 271 272 273 273 272 273 272 272 272 272 273 273 274 275 275 276 275 275 273 273 272 272 273 273 274 275 275 275 274 274 274 275 275 275 275 275 274 274 274 274 274 274 274 274 274 275 276 277 277 275 272 270 269 270 271 273 274 275 275 275 275 276 277 278 278 278 278 279 279 279 279 279 279 279 279 279 279 278 278 277 277 277 277 277 276 277 277 278 279 280 281 281 281 281 281 281 281 281 281 281 280 280 279 278 277 277 277 277 276 275 274 274 273 273 273 273 273 273 273 273 273 273 272 272 272 272 272 272 272 272 273 273 274 274 275 275 276 276 277 277 278 278 278 278 278 279 279 279 nan nan nan 280 280 280 280 nan nan nan 280 280 280 280 280 280 280 280 280 281 281 281 282 282 283 283 283 283 282 282 283 283 284 284 284 284 284 284 284 284 284 284 284 284 285 285 285 285 285 285 285 284 284 283 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 259 259 258 258 258 258 257 258 258 258 258 259 259 259 259 259 259 259 259 260 260 260 260 260 261 261 262 263 263 263 264 264 264 264 263 263 263 263 263 263 264 264 264 264 264 265 265 265 265 265 265 265 265 265 265 265 265 265 264 264 264 263 263 263 262 262 262 262 263 263 263 263 263 263 263 263 263 264 264 264 265 266 267 267 267 267 267 267 266 266 266 267 267 268 269 269 269 270 270 270 270 271 271 271 271 271 271 272 272 272 272 273 273 274 275 275 275 275 274 274 273 273 274 274 275 275 275 275 274 274 274 274 274 275 275 274 274 274 274 274 274 274 274 274 274 274 275 276 276 275 273 271 271 271 272 273 274 274 274 275 275 275 275 276 276 276 276 277 277 277 278 278 278 278 278 278 279 278 278 278 277 277 277 277 277 277 277 278 279 279 280 280 280 280 280 280 280 280 280 280 279 279 278 277 277 276 276 276 276 276 275 274 274 273 273 273 273 273 273 272 272 272 272 272 271 271 271 271 272 272 272 273 273 274 274 274 275 275 276 277 277 278 278 278 278 278 279 279 280 280 280 nan 280 280 280 280 280 nan nan nan 280 280 280 280 280 280 280 280 280 280 281 282 282 283 283 283 283 283 283 283 283 284 284 284 284 284 284 284 284 284 284 284 285 285 285 285 286 286 286 286 286 285 285 284 284 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 259 259 258 258 258 258 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 259 259 260 260 261 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 265 265 265 265 265 265 265 265 265 265 265 265 265 265 265 264 264 264 263 263 264 264 264 264 264 264 264 264 264 264 264 264 265 266 267 267 267 268 268 267 267 267 267 268 269 269 270 270 270 271 271 271 271 271 270 270 270 270 270 271 271 272 272 273 274 274 275 275 275 275 275 275 275 275 275 275 275 275 275 274 274 274 274 274 274 274 274 274 274 274 274 274 274 274 275 275 275 275 275 275 275 274 273 273 273 274 274 274 274 275 275 275 275 275 275 275 275 275 275 276 276 276 277 277 277 278 278 278 278 278 277 277 277 277 277 277 277 277 277 278 279 279 279 280 280 280 280 280 280 280 279 279 279 278 277 276 276 275 275 275 275 275 275 274 274 273 273 273 272 272 272 272 272 272 272 271 271 271 271 271 271 272 272 273 273 273 274 274 275 275 276 276 277 277 278 278 278 279 279 279 280 280 280 nan nan 280 280 280 280 280 nan nan nan 280 280 280 280 281 281 280 280 280 281 281 282 283 283 283 283 283 283 283 284 284 284 284 284 285 285 284 284 284 284 284 285 285 285 285 286 286 286 286 286 286 286 286 285 285 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 257 257 257 257 257 257 257 258 258 258 258 258 258 258 259 259 259 260 260 261 261 261 262 262 262 262 262 262 262 262 262 262 262 263 263 263 264 264 264 264 265 265 265 265 265 265 265 265 265 265 265 266 266 266 266 266 265 265 264 264 265 265 265 265 265 265 265 265 265 265 265 266 266 267 267 268 268 268 268 268 268 268 269 270 270 271 271 271 272 272 272 272 271 270 270 270 270 270 271 271 272 273 273 274 274 275 275 275 275 275 276 276 276 276 276 276 276 275 275 274 274 274 274 275 275 275 275 274 274 274 274 274 275 275 275 275 275 276 275 275 274 274 274 275 275 275 275 275 275 275 276 276 276 276 275 275 275 275 275 275 275 276 276 277 277 277 277 277 276 276 276 276 276 276 276 276 277 277 277 278 278 279 279 279 279 279 279 279 279 279 278 278 277 276 275 274 274 274 274 274 274 274 274 274 273 273 273 272 272 272 271 271 271 271 271 271 271 271 271 271 272 272 273 273 273 274 274 274 275 276 276 277 277 277 278 278 279 279 280 280 280 280 nan nan nan 280 280 280 280 nan nan nan nan 280 280 280 280 280 280 280 280 280 281 281 282 283 283 283 284 284 283 284 284 284 284 284 285 285 284 284 284 284 285 285 285 285 285 285 286 286 286 286 286 286 286 286 286 nan 285 284 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 257 257 257 257 257 257 258 258 258 258 258 258 258 258 258 259 259 259 260 260 261 261 261 261 261 261 261 261 261 262 262 262 262 263 263 264 264 264 264 264 265 265 265 265 265 266 266 266 266 266 266 266 266 266 266 266 266 265 265 265 265 265 265 266 266 266 266 266 266 266 266 267 268 268 269 269 269 268 268 268 269 270 270 271 271 272 272 272 272 271 271 270 270 270 271 271 272 272 273 273 274 274 275 275 275 275 276 276 276 276 277 277 277 276 276 275 275 275 275 275 275 275 275 275 275 275 275 274 274 275 275 275 276 276 276 276 276 275 275 275 276 276 276 276 276 276 276 276 277 277 277 277 276 276 276 275 275 275 275 276 276 276 276 276 275 275 275 275 275 275 275 275 276 276 276 277 277 277 277 278 278 279 279 279 279 279 279 279 278 278 277 276 275 274 274 273 273 273 273 274 274 274 273 273 273 272 272 271 271 270 270 270 270 271 271 271 271 271 271 272 272 272 273 273 274 274 275 275 276 277 277 277 278 278 279 279 280 280 280 280 281 nan nan nan nan 280 280 280 nan nan nan nan 280 280 280 280 280 280 280 280 280 281 281 282 283 283 283 283 283 284 284 284 284 285 285 285 284 284 284 284 285 285 285 285 285 285 285 285 285 286 286 286 286 286 286 286 285 284 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 258 258 258 258 258 258 258 258 258 258 258 258 258 258 258 258 259 259 259 259 260 260 260 260 260 260 260 261 261 261 261 262 262 262 263 263 263 264 264 265 265 265 265 265 266 266 266 266 266 266 266 266 266 266 266 266 266 266 266 265 265 266 266 266 266 266 266 266 267 267 267 268 269 270 270 270 269 269 269 269 270 270 271 271 271 272 272 272 271 271 270 270 271 272 272 273 274 274 274 275 275 275 275 275 276 276 276 276 277 277 277 277 277 276 276 276 276 276 276 276 276 276 275 275 275 275 274 274 275 275 275 275 276 276 276 276 276 276 276 276 276 276 276 276 276 277 277 277 278 278 277 277 277 277 276 276 276 276 276 276 276 276 275 274 274 274 274 274 274 274 275 275 276 276 276 276 276 277 277 278 278 278 278 278 278 278 278 279 278 277 277 276 274 274 273 273 272 273 273 273 273 273 273 273 272 272 271 271 270 270 270 270 270 271 271 271 271 271 271 271 272 272 273 273 274 275 275 276 276 277 277 277 278 278 279 279 280 280 280 280 281 nan nan nan nan nan nan 280 280 nan nan nan nan 280 280 280 280 280 280 280 280 281 282 282 283 283 283 283 283 283 284 284 284 285 285 285 285 285 285 285 285 285 284 284 284 284 284 285 285 285 285 285 285 285 285 285 284 284 nan 284 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 259 259 259 259 258 258 258 258 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 259 259 260 260 260 260 261 261 261 261 261 261 261 262 262 263 264 264 264 265 265 265 266 266 266 266 267 267 267 267 267 266 266 266 267 266 266 266 266 266 266 266 266 267 267 267 267 268 268 269 270 271 272 272 271 270 270 270 270 271 271 271 271 272 272 271 271 271 271 271 272 272 273 274 275 275 275 275 275 275 276 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 277 276 276 276 275 275 275 275 274 275 275 275 275 275 276 276 276 276 276 276 276 276 276 276 276 276 277 277 278 278 278 278 278 278 278 277 277 277 277 277 277 276 276 275 274 273 273 273 273 273 274 274 275 276 276 276 276 276 276 277 277 277 278 278 278 278 278 278 278 278 277 277 276 275 274 273 272 272 272 272 272 272 272 272 272 272 272 271 270 270 270 270 270 270 271 271 271 271 271 271 271 271 272 272 273 273 274 275 275 276 276 277 277 278 278 279 279 280 280 280 280 280 280 281 nan nan 280 280 280 280 nan nan nan nan nan nan 280 280 280 279 280 280 281 281 282 282 282 282 283 283 283 283 284 284 284 284 285 285 285 285 285 285 285 284 284 284 284 284 284 284 284 284 285 285 285 285 284 284 284 284 nan nan 283 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 259 259 259 259 259 259 259 259 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 259 259 260 260 260 260 260 260 261 261 261 261 262 262 263 263 263 264 265 265 266 266 266 267 267 267 267 267 267 267 267 267 267 267 267 267 266 266 266 266 267 267 267 268 268 268 269 270 271 272 273 273 273 272 272 272 272 272 272 272 272 272 272 272 272 272 272 272 272 273 274 274 275 275 276 275 275 275 275 276 276 276 277 277 277 277 277 278 278 278 278 278 278 278 277 277 277 276 276 276 275 275 275 275 275 275 275 275 275 275 275 276 276 276 276 276 276 276 276 276 276 276 277 278 278 278 279 279 279 279 279 279 279 279 278 277 276 276 275 274 274 273 273 273 273 273 274 275 275 276 276 276 276 276 276 276 277 277 277 278 278 278 278 278 278 277 277 276 275 274 274 273 272 272 272 272 271 271 271 272 271 271 271 270 270 270 270 270 270 271 271 272 272 271 271 271 271 271 272 272 273 274 274 275 275 276 276 277 278 278 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan 280 279 279 280 280 281 281 282 282 282 282 282 282 283 283 283 284 284 284 285 285 285 285 285 285 285 284 284 284 284 284 283 283 284 284 284 284 284 284 284 284 284 284 nan 283 283 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 259 259 259 259 259 259 259 259 259 259 259 259 259 258 258 258 259 259 259 259 259 259 259 259 259 260 260 260 260 260 261 261 261 261 261 261 262 262 263 263 264 265 265 266 266 266 267 267 267 268 268 268 267 267 267 267 267 267 267 267 267 267 267 267 267 268 268 269 269 270 271 273 274 274 274 274 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 274 275 275 275 275 275 275 276 276 277 277 277 277 277 278 278 278 278 278 278 278 278 278 277 277 277 276 276 276 276 276 276 276 276 276 275 275 275 275 275 276 276 276 277 277 277 277 276 276 276 277 277 277 278 278 279 279 279 280 280 280 280 279 278 277 277 276 276 275 274 273 273 273 273 274 274 275 275 276 276 276 276 276 276 276 276 277 277 277 278 278 278 278 278 278 277 276 276 275 275 274 274 273 273 272 272 271 271 271 271 271 271 270 270 270 270 270 270 271 271 272 272 272 272 271 271 271 272 272 273 274 274 275 275 276 276 277 278 278 279 279 279 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan 279 280 280 280 280 281 281 282 282 282 282 283 283 283 283 283 284 284 285 285 285 285 285 285 285 285 284 284 284 284 nan nan nan nan nan nan nan 283 283 283 283 283 283 282 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 260 260 260 260 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 261 261 261 261 261 261 261 261 261 262 262 262 263 264 264 265 265 266 266 266 267 268 268 268 268 268 268 268 267 267 267 267 267 267 267 267 268 268 268 269 269 270 272 273 275 275 275 274 273 273 273 273 274 274 273 273 273 273 273 273 273 273 273 273 273 273 274 275 275 275 275 275 276 276 277 277 278 278 278 278 278 278 278 278 278 278 278 278 278 277 277 277 277 277 277 277 277 277 277 277 277 276 276 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 278 278 279 279 280 280 280 279 279 278 277 277 276 276 275 274 274 273 273 273 274 274 275 275 276 276 276 276 276 276 276 276 276 277 277 277 278 278 278 278 278 277 277 276 276 276 276 275 275 274 274 273 272 271 271 270 270 270 270 270 270 270 270 270 271 271 272 272 272 272 272 272 272 272 272 273 273 274 275 275 276 277 277 278 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan 280 280 280 280 280 281 281 281 282 282 282 282 282 283 283 283 283 284 284 284 285 285 285 285 285 285 285 285 284 nan nan nan nan nan nan nan nan nan 283 283 283 283 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 260 260 260 260 260 259 259 259 259 259 259 259 259 259 259 259 258 258 258 259 259 259 259 259 259 259 260 260 260 260 261 261 261 261 262 262 262 262 262 262 262 262 262 263 263 263 264 264 265 265 266 266 267 268 268 268 268 268 268 268 268 268 268 268 268 267 268 268 268 268 268 269 270 271 273 274 275 275 274 273 273 273 274 274 274 274 274 274 274 274 274 273 273 273 273 273 273 273 274 274 275 275 275 275 276 277 278 278 278 278 278 278 278 279 279 279 278 278 278 278 278 278 278 278 278 279 279 279 279 279 279 278 278 277 277 277 277 277 277 278 278 278 278 278 277 277 277 277 277 277 278 278 278 279 279 279 279 279 279 278 278 277 276 276 275 274 274 274 274 274 274 275 275 276 276 276 277 277 277 276 276 276 276 277 277 277 278 278 278 278 278 278 277 277 277 277 277 276 276 275 275 274 273 272 271 271 270 270 270 270 270 270 270 270 271 272 272 273 273 273 273 273 273 272 272 273 273 274 275 275 276 277 278 278 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan 280 280 280 280 281 281 281 282 282 282 282 282 282 282 282 283 283 283 284 284 284 285 285 285 285 285 285 285 nan nan nan nan nan nan nan nan nan nan 284 284 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 258 258 258 259 259 259 259 259 260 260 260 260 260 261 261 261 262 262 262 263 263 263 263 263 263 263 263 263 263 264 264 264 265 265 266 266 267 267 268 268 268 268 268 268 268 268 268 268 268 268 268 268 268 268 269 270 271 273 274 274 274 274 273 272 273 273 274 274 274 274 274 274 274 274 274 274 273 273 273 273 273 273 274 274 275 275 275 276 277 278 278 278 278 279 279 279 279 279 279 279 279 279 279 279 279 279 279 279 279 279 280 280 280 280 279 279 278 278 278 277 277 278 278 278 278 278 278 278 277 277 277 277 277 277 278 278 278 278 279 279 279 279 278 278 277 277 276 275 275 275 275 274 275 275 275 276 276 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 278 278 278 278 278 278 277 277 277 276 275 274 274 273 272 271 270 270 270 270 270 270 271 272 272 273 274 274 274 274 274 273 273 273 273 273 274 275 276 276 277 278 278 278 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 281 281 281 282 282 282 282 282 282 282 282 282 283 283 283 284 284 284 285 285 285 285 284 nan nan nan nan nan nan nan nan nan nan 285 285 285 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 259 260 259 259 259 259 259 258 258 258 258 258 259 259 259 259 260 260 260 260 260 261 261 261 262 262 263 263 263 264 264 264 264 264 264 264 264 264 265 265 265 266 266 266 267 267 267 268 268 268 269 269 269 269 269 269 269 269 269 269 269 269 270 271 272 273 274 274 274 273 272 272 273 273 273 273 274 273 273 273 273 274 274 274 274 274 274 274 274 274 274 274 275 275 276 276 278 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 279 279 279 279 280 280 280 280 280 280 280 279 279 278 278 278 278 278 278 278 278 278 278 278 278 277 277 277 277 277 277 278 278 278 278 278 278 278 278 277 277 276 276 276 275 275 275 276 276 276 276 277 277 277 277 277 277 277 278 278 278 278 278 278 278 278 278 278 278 279 279 279 279 279 279 279 278 278 277 277 276 275 274 273 272 271 271 270 270 270 271 271 272 273 274 274 274 275 275 274 274 274 274 273 274 274 275 276 276 277 277 278 278 278 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan 281 281 281 281 282 282 282 282 282 282 282 282 282 282 283 283 283 284 284 284 284 284 nan nan nan nan nan nan nan nan nan nan 286 286 286 nan nan nan nan nan nan nan 284 283 283 282 282 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 259 259 259 259 259 259 259 259 258 258 259 259 259 259 259 260 260 260 260 260 261 261 261 262 262 263 263 264 264 264 264 264 264 264 264 265 265 265 265 266 266 266 266 267 267 267 267 268 268 269 269 269 269 270 270 270 270 269 269 269 269 270 271 272 273 274 274 274 273 272 272 272 273 273 273 273 273 273 273 273 273 274 274 274 274 274 274 274 274 274 275 275 275 276 276 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 280 279 279 279 279 280 280 280 280 281 281 281 280 279 279 278 278 278 278 278 278 278 278 278 278 278 278 277 277 277 277 277 277 277 277 278 278 277 277 277 277 277 276 276 276 276 276 276 276 276 276 276 276 276 276 277 277 277 277 277 278 278 278 278 278 279 278 278 279 279 279 279 279 280 280 279 279 279 278 278 277 277 276 275 274 273 273 272 271 271 271 271 272 273 273 274 274 275 275 275 275 275 274 274 274 274 275 275 276 276 277 277 277 278 278 278 278 279 279 278 278 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 279 279 279 280 280 nan nan nan nan nan nan 280 280 nan nan 281 281 281 282 282 282 282 282 282 282 282 282 282 282 283 283 283 283 283 283 283 nan nan nan nan nan nan nan 286 286 286 nan nan nan nan nan nan nan nan 284 284 283 283 282 282 281 281 281 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 260 261 261 262 262 262 262 263 263 264 264 265 265 265 265 265 265 265 265 266 266 266 266 267 267 267 267 268 268 268 268 269 269 270 270 270 270 270 270 270 270 270 271 271 272 273 274 274 274 273 272 272 272 273 273 273 273 273 272 273 273 273 274 274 274 274 274 274 274 274 275 275 276 276 276 277 278 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 279 279 280 280 280 280 280 280 281 281 281 280 280 279 279 278 278 278 278 278 278 278 278 278 278 278 277 277 277 277 277 277 277 277 277 277 277 277 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 277 277 277 278 278 278 278 278 278 279 279 279 279 279 280 280 280 279 279 278 278 277 277 276 276 276 275 274 273 272 272 271 272 272 273 273 274 275 275 275 276 276 275 275 275 275 275 275 275 275 276 276 276 277 277 278 278 278 278 278 278 278 278 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 279 279 279 nan nan nan nan nan nan nan nan 281 nan nan nan nan 281 281 282 282 282 282 282 nan 282 282 282 282 282 282 282 282 282 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 284 283 283 282 282 282 281 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 261 261 261 261 262 262 262 262 263 263 264 264 265 265 265 265 265 265 266 266 266 266 266 267 267 267 268 268 268 268 268 269 269 269 270 270 270 271 271 271 271 271 271 272 272 273 274 274 274 274 273 273 273 273 273 273 273 273 273 273 273 273 274 274 274 274 274 274 274 275 275 275 276 276 277 277 277 278 279 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 279 279 278 278 278 278 279 279 279 279 279 278 278 277 277 277 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 276 277 276 276 276 276 275 275 275 275 275 275 276 276 276 277 277 278 278 278 278 278 278 278 278 278 279 279 280 279 279 278 278 277 276 276 276 276 276 276 275 274 273 273 272 272 273 273 274 274 275 275 275 276 276 276 276 276 275 275 275 275 275 276 276 276 277 277 277 278 278 278 278 278 278 278 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 281 281 281 nan nan nan nan 282 282 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 283 282 282 282 282 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 258 259 258 258 258 259 259 259 259 259 260 259 260 260 260 260 260 261 261 261 261 262 262 262 262 262 263 263 263 264 264 265 265 265 265 265 266 266 266 266 267 267 267 267 268 268 268 269 269 269 269 269 269 270 270 270 270 271 271 271 272 272 273 273 274 275 275 274 273 273 273 273 273 273 274 274 274 273 273 273 274 274 274 274 275 275 275 275 275 275 276 276 277 277 277 278 279 280 280 281 281 281 281 281 281 280 280 280 280 280 280 280 280 281 281 281 281 281 280 280 280 280 280 280 280 279 279 279 279 279 279 279 280 280 280 280 279 279 278 277 277 276 276 276 276 276 276 276 275 275 276 276 276 276 277 277 277 277 277 277 276 276 276 276 275 275 275 275 275 276 276 277 277 277 278 278 277 277 277 277 277 278 278 279 279 279 279 278 277 277 277 276 276 276 276 276 276 275 274 274 273 273 273 273 274 274 275 275 276 276 276 276 277 276 276 276 276 276 276 276 276 276 276 277 277 277 278 278 278 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 260 260 260 260 260 261 261 262 262 262 262 263 263 263 263 263 263 263 264 264 264 265 265 265 266 266 266 266 266 266 267 267 267 268 268 269 269 269 269 269 269 269 269 270 270 270 270 271 271 271 272 272 273 274 275 275 275 274 274 274 273 273 273 274 274 274 274 273 273 274 274 274 274 275 275 275 275 275 275 276 276 277 277 277 278 278 279 280 280 281 281 281 281 281 280 280 280 280 280 280 280 281 281 282 282 282 281 281 280 280 280 279 279 279 279 279 279 280 280 280 280 281 281 281 281 280 280 279 278 277 277 276 276 276 276 276 276 275 275 276 276 276 276 277 277 277 277 277 277 277 277 276 276 276 276 276 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 278 277 277 277 277 277 277 277 276 276 275 275 274 274 274 274 274 275 275 276 276 277 277 277 277 277 277 276 276 276 276 276 276 276 277 277 277 277 278 278 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 258 258 258 259 259 258 258 258 259 259 259 259 259 260 260 260 260 261 261 262 262 262 263 263 263 263 263 263 263 264 264 264 265 265 265 265 266 266 266 266 266 267 267 267 267 267 268 268 269 269 269 269 269 269 269 270 270 270 270 270 270 271 271 272 273 274 275 275 275 275 274 274 274 273 273 274 274 274 274 273 273 274 274 274 274 275 275 275 275 275 275 275 276 276 277 277 277 278 279 279 279 280 280 280 280 280 280 280 280 280 280 281 281 281 282 282 282 282 282 281 281 281 280 279 279 279 279 279 280 281 281 281 281 282 282 282 282 281 281 280 279 278 277 276 276 276 276 276 276 276 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 276 276 276 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 279 278 278 277 277 277 277 278 277 277 277 277 276 275 275 275 275 275 276 276 277 277 277 277 278 278 278 277 277 277 277 277 276 276 277 277 277 277 278 278 278 278 278 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 259 259 259 259 259 260 260 260 260 260 261 261 261 262 262 262 263 263 263 263 264 264 264 265 265 265 266 266 266 266 267 267 267 267 267 267 267 267 267 268 268 268 269 269 269 269 269 269 269 269 269 269 270 270 270 271 272 273 274 274 275 275 275 275 274 274 273 273 273 273 273 273 273 274 274 274 274 275 275 275 275 275 275 275 276 276 277 277 277 278 278 278 278 279 279 280 280 280 280 280 280 281 281 281 281 281 282 282 282 282 282 282 281 281 281 280 279 279 279 280 280 281 282 282 282 283 283 283 283 283 282 281 279 278 277 277 276 276 275 276 276 276 276 276 276 277 277 277 277 278 278 278 278 278 278 278 277 277 276 276 275 275 276 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 279 279 278 278 278 278 278 278 278 278 278 278 278 277 277 277 276 276 276 276 277 277 277 277 277 278 278 278 278 278 278 278 278 277 277 277 277 277 277 277 278 278 278 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 258 258 258 258 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 261 261 261 262 262 262 263 263 263 264 264 265 265 266 266 266 266 267 267 267 267 267 267 267 267 267 267 267 268 268 268 268 268 269 269 269 269 269 269 269 269 270 270 270 271 271 272 273 274 274 274 275 274 274 274 274 274 274 274 274 274 274 274 274 275 275 275 275 275 275 275 275 276 277 277 277 277 278 278 278 278 279 279 280 280 281 281 281 281 281 281 281 281 281 281 281 281 281 282 282 282 282 281 281 280 279 279 280 281 282 282 283 283 284 284 284 284 284 283 282 280 279 278 277 276 276 275 275 276 276 276 277 277 277 277 278 278 278 278 279 279 279 278 278 278 277 277 276 276 275 275 276 276 276 276 276 277 277 277 277 277 277 277 278 278 278 278 278 278 278 278 278 278 279 279 279 279 279 279 279 279 279 279 278 278 278 278 278 278 278 278 278 278 278 278 278 278 279 279 279 279 279 278 278 278 277 277 277 277 277 278 278 278 278 279 279 279 279 279 279 279 280 280 280 280 280 281 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 259 259 259 259 259 259 258 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 261 261 261 262 262 262 263 263 264 264 265 266 266 266 267 267 267 267 267 267 267 267 267 267 267 267 267 267 267 267 268 268 268 268 269 269 269 269 269 270 270 270 270 271 272 272 273 274 274 274 274 274 274 274 275 274 274 274 274 274 274 275 275 275 274 274 274 275 275 276 276 277 277 277 278 278 279 279 279 280 281 281 282 282 281 281 281 281 281 281 280 280 280 280 280 281 281 281 282 282 282 281 280 280 280 281 282 283 283 284 284 285 285 285 284 283 282 281 280 279 278 277 276 276 276 276 276 277 277 277 277 278 278 278 279 279 279 280 279 279 279 278 278 277 277 276 276 276 276 276 276 276 276 277 277 277 277 278 278 278 278 278 278 278 278 278 278 278 278 278 279 279 279 279 280 280 280 280 280 280 279 279 279 279 279 279 279 278 278 278 278 278 278 279 279 279 279 280 280 280 279 279 278 278 277 277 277 278 278 278 279 279 279 279 279 279 279 279 279 279 280 280 280 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 261 261 261 262 262 262 263 263 264 264 265 265 266 266 266 267 267 267 267 267 267 267 267 267 267 267 267 267 267 267 267 268 268 268 268 269 269 269 269 270 270 271 271 272 272 273 273 274 274 274 275 275 275 275 275 275 275 274 275 274 274 274 274 274 274 274 275 275 276 276 277 277 278 279 279 280 280 281 282 282 283 283 282 282 282 281 281 280 280 279 279 279 279 279 280 280 281 281 281 281 281 280 280 281 282 282 283 284 284 285 285 285 285 284 283 282 281 280 279 278 277 277 276 276 276 277 277 278 278 278 278 279 279 279 280 280 280 279 279 278 278 277 277 276 276 276 276 276 277 277 277 277 277 277 277 278 277 278 278 278 278 278 278 278 278 278 278 278 278 279 279 280 280 280 281 281 281 280 280 280 279 279 279 279 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 279 279 278 278 278 278 278 278 279 279 279 279 278 278 279 279 279 279 280 280 281 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 260 260 260 260 260 260 260 260 259 259 259 259 259 259 259 259 259 259 259 260 260 260 260 259 260 259 259 259 260 260 260 260 260 260 261 261 261 262 262 262 263 263 264 264 265 265 265 266 266 266 266 267 267 267 267 267 267 267 266 266 266 266 266 267 267 267 267 268 268 269 269 269 270 270 271 271 272 272 273 273 273 274 274 275 275 275 275 275 274 274 274 274 274 274 274 274 274 274 274 275 275 276 276 277 278 279 279 280 280 281 282 283 283 283 283 283 282 282 282 281 280 280 279 279 279 279 279 279 279 280 280 280 281 281 281 281 282 282 283 284 285 285 285 285 285 285 284 283 282 282 281 280 279 279 278 277 277 277 277 277 278 278 279 279 279 279 279 279 279 279 278 278 277 277 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 279 279 280 280 281 281 281 281 281 280 280 280 279 279 279 279 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 280 279 279 279 279 279 279 279 279 279 279 278 278 278 279 279 279 279 280 280 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 260 260 260 260 260 260 260 260 259 nan 259 259 259 259 259 259 260 260 260 260 260 260 260 260 260 260 260 260 260 260 260 261 261 261 261 262 262 262 263 263 263 264 264 265 265 265 265 266 266 266 266 266 266 266 266 266 266 266 266 266 266 266 266 267 267 267 268 268 268 269 270 270 270 271 271 272 272 273 273 273 274 274 274 274 274 274 274 274 274 274 274 274 274 274 274 275 275 275 276 277 278 278 279 280 280 281 282 283 283 283 283 283 283 283 282 282 282 281 281 280 279 279 278 278 278 278 279 279 280 281 281 281 282 283 284 284 285 285 285 286 285 285 285 285 284 284 283 283 282 281 280 279 279 278 278 278 278 278 278 278 279 278 278 278 278 278 278 277 277 276 276 276 277 277 277 278 278 278 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 279 280 280 281 281 282 282 282 282 281 281 280 280 280 279 279 279 279 279 279 280 280 280 280 280 279 279 280 280 280 280 281 281 280 280 280 280 280 280 279 279 279 278 279 278 278 279 279 279 279 280 280 280 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 261 261 261 261 261 261 260 260 nan nan nan nan 259 259 259 259 259 260 260 260 260 260 260 260 260 260 260 260 260 260 260 260 261 261 261 261 261 262 262 262 262 262 263 263 264 264 264 264 264 265 265 265 265 266 266 266 266 265 265 265 265 265 264 265 265 265 265 266 266 266 267 267 268 268 268 269 269 270 270 271 271 272 273 273 273 273 273 273 273 274 274 274 275 275 275 275 275 275 276 277 277 278 279 279 280 280 281 282 282 283 283 283 283 283 283 283 283 283 283 282 281 280 279 278 277 277 277 277 278 279 280 282 283 283 284 285 285 286 286 286 285 285 285 285 286 286 286 286 285 285 284 283 282 281 280 279 279 279 279 279 279 278 278 278 278 278 278 277 277 277 277 277 277 277 277 278 278 278 277 277 276 276 276 277 277 277 277 277 277 277 277 277 277 277 277 278 278 279 280 280 281 281 282 282 282 282 282 282 282 281 280 280 280 280 280 280 280 280 280 280 280 280 280 279 279 279 280 280 280 281 281 281 282 281 281 281 280 280 279 279 278 278 278 279 279 279 279 279 280 280 280 280 281 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 260 261 261 261 261 261 nan nan nan nan nan nan nan nan nan 259 259 259 260 260 260 260 260 260 260 261 261 261 261 261 261 261 261 261 261 261 261 261 262 262 262 262 262 262 263 263 263 264 264 264 264 264 264 265 265 265 265 265 265 265 264 264 264 264 263 263 263 263 263 264 264 264 264 265 265 265 266 266 267 267 268 269 270 271 272 272 273 273 273 274 274 275 275 276 276 276 276 276 276 277 277 278 279 279 279 280 280 281 281 282 282 283 283 283 283 283 284 284 284 283 283 282 281 280 279 278 277 277 277 278 279 280 282 284 285 286 287 287 287 286 286 285 285 285 285 286 287 287 287 287 287 286 285 284 283 282 281 281 280 280 280 280 279 279 279 278 278 278 278 278 278 278 278 278 277 277 278 278 277 277 277 276 276 276 277 277 277 277 277 277 277 277 277 278 278 278 278 279 279 280 281 282 282 282 283 283 283 283 283 283 282 281 281 280 280 280 280 280 280 280 280 280 280 279 279 279 279 280 280 280 281 281 282 282 282 282 281 281 281 280 280 279 279 279 279 279 279 279 279 280 280 280 280 281 281 281 281 281 281 281 281 281 281 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 261 261 261 261 261 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 263 263 263 263 263 264 264 264 264 265 265 265 264 264 264 264 264 263 263 262 262 262 262 262 262 262 263 263 264 264 265 265 266 266 267 268 269 270 271 272 272 273 274 274 275 276 277 277 277 277 277 277 278 278 279 279 279 279 279 279 280 281 283 283 283 283 283 283 283 283 284 284 284 283 283 282 281 280 280 279 279 279 278 279 281 282 284 286 287 288 288 287 286 285 284 283 283 285 286 287 287 287 287 287 287 287 287 286 285 284 282 281 281 281 280 280 279 279 279 278 278 278 278 279 279 279 278 278 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 279 279 279 279 279 279 280 280 281 282 282 283 283 283 283 283 283 283 282 282 281 281 281 281 280 280 280 280 280 279 279 279 279 279 279 280 280 280 280 280 280 280 281 281 281 281 281 281 281 281 280 280 279 279 279 279 279 279 280 280 280 281 281 281 281 281 281 281 281 281 281 281 281 281 281 nan nan nan nan nan nan 278 278 278 278 278 278 279 279 279 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 260 260 260 261 261 261 261 262 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 264 264 264 264 265 264 264 264 264 263 263 263 262 262 262 262 262 262 263 263 264 265 265 266 266 267 267 268 269 270 271 271 272 273 274 275 275 276 277 277 277 278 278 278 279 279 279 279 279 279 279 280 281 283 283 283 283 283 283 283 283 283 284 284 284 283 283 282 282 282 281 281 280 279 279 280 282 284 286 287 288 288 286 285 283 282 281 281 282 284 285 285 286 286 286 287 287 288 287 287 286 284 283 282 281 281 280 280 279 279 279 278 279 279 279 279 279 279 278 277 277 277 277 278 278 278 278 278 278 278 279 279 279 280 280 280 281 281 281 281 281 281 282 282 282 283 283 283 283 283 283 283 282 282 282 281 281 281 281 281 280 280 280 279 279 279 279 279 279 280 280 280 280 279 279 279 280 280 280 281 281 281 282 281 281 280 280 279 279 279 279 279 279 280 280 280 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 280 279 279 278 278 278 278 278 278 278 279 279 279 279 279 279 nan nan nan nan 279 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 264 264 265 265 265 265 265 265 265 265 265 264 264 264 263 263 263 263 264 264 264 265 265 266 266 266 267 268 268 269 269 270 270 271 271 272 273 274 275 275 276 277 277 278 278 279 279 278 278 278 279 279 281 282 283 283 283 283 283 283 283 283 283 283 284 284 284 284 284 283 283 282 281 280 279 279 280 282 284 285 286 286 284 282 280 279 278 278 279 281 282 283 283 284 285 286 286 287 287 287 287 286 284 283 283 282 282 281 281 280 280 279 279 279 279 279 279 278 278 277 277 277 277 278 278 279 279 279 279 279 279 280 280 281 281 281 281 282 282 282 282 282 283 283 283 283 283 283 283 283 283 282 282 282 282 281 281 281 281 281 280 280 280 279 279 280 280 280 280 280 280 280 280 279 279 279 279 280 280 280 281 281 281 281 281 280 280 279 279 279 279 279 279 280 280 280 281 281 281 281 282 282 282 282 281 281 281 281 281 281 281 280 280 280 279 279 278 278 278 279 279 279 279 279 279 279 279 279 279 279 nan nan nan nan 279 279 279 279 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 260 260 260 260 261 261 261 261 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 264 264 264 265 265 265 265 266 266 266 266 265 265 265 265 265 264 264 264 264 264 264 265 265 265 266 266 267 267 268 268 269 269 269 269 269 270 271 271 272 273 274 275 276 277 278 278 278 278 278 278 279 280 281 282 283 283 282 283 283 283 283 283 283 283 284 284 284 284 284 283 283 281 280 280 279 279 280 281 282 282 282 281 280 278 277 276 276 277 278 280 281 282 282 283 284 285 286 286 286 286 286 285 285 284 284 283 282 282 281 281 280 280 280 279 278 278 279 278 278 278 277 277 277 277 277 277 278 279 279 280 280 281 281 282 282 282 282 282 283 283 283 283 283 283 283 284 283 283 283 283 282 282 282 282 282 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 281 280 280 280 280 280 279 279 279 279 279 280 280 281 281 281 281 282 282 282 282 282 282 282 281 281 281 281 281 281 280 280 280 279 279 279 279 279 279 279 279 279 279 279 279 280 279 280 280 280 280 279 279 279 279 279 279 279 279 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 261 261 261 262 262 262 263 262 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 264 264 264 264 265 265 265 266 266 266 266 266 265 265 265 265 264 264 264 264 263 263 263 264 264 265 266 266 267 267 268 268 268 268 268 268 269 269 270 271 272 273 274 275 276 276 277 278 278 278 278 279 280 281 281 282 282 282 282 282 282 282 281 282 282 282 283 283 283 283 282 282 281 280 279 279 279 279 279 279 279 278 277 276 275 274 275 277 278 279 280 281 282 282 283 284 284 285 285 285 284 284 284 284 284 283 282 282 281 281 280 280 279 279 278 278 278 278 278 278 278 278 277 276 276 276 276 278 279 280 280 281 281 281 282 282 282 283 283 283 283 284 284 284 284 284 284 284 284 283 282 282 282 282 282 281 281 281 280 280 280 280 280 281 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 281 281 280 280 280 280 280 280 280 281 281 281 281 282 282 282 282 282 281 281 281 281 281 281 281 280 280 280 280 280 280 280 279 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 260 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 265 265 265 265 265 265 265 265 265 265 265 265 265 265 264 264 264 263 263 263 263 263 263 263 264 265 265 266 266 267 267 267 267 268 268 268 269 269 270 271 272 273 273 274 275 276 277 277 277 278 279 280 281 281 280 280 280 280 280 280 280 279 279 279 280 280 281 281 281 281 281 280 279 279 278 277 277 277 276 276 275 274 274 274 275 277 279 280 281 281 282 282 283 283 283 283 283 283 283 282 282 281 281 280 280 280 280 280 279 279 279 278 278 277 277 278 278 278 278 278 278 277 277 276 276 277 278 279 279 280 280 281 281 281 282 282 282 283 283 284 284 284 284 285 285 285 284 284 283 283 282 282 282 281 281 281 281 281 281 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 281 280 280 281 281 281 281 281 281 281 281 281 281 282 282 282 282 281 282 282 282 282 281 281 281 281 281 280 280 280 280 280 280 281 281 280 280 280 280 280 280 280 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 260 260 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 265 265 265 265 265 264 264 265 265 265 264 264 264 264 264 264 264 264 263 263 263 263 263 263 262 263 263 264 264 265 266 266 266 266 266 266 267 268 268 269 269 270 271 271 272 273 274 275 275 275 276 278 279 280 280 280 279 279 279 279 279 279 278 277 277 277 277 278 279 280 280 280 280 279 278 277 276 276 276 276 275 274 274 274 275 276 278 280 281 282 282 282 282 282 282 282 282 281 281 281 280 279 278 277 277 278 278 278 278 278 278 278 277 277 277 277 277 277 278 278 278 278 278 277 277 277 277 278 278 279 279 279 280 280 281 281 281 281 282 282 283 283 284 284 284 285 285 284 284 283 283 283 282 282 282 281 281 281 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 281 281 282 282 282 282 282 283 283 283 283 282 282 282 281 282 281 281 281 280 280 280 280 280 280 280 280 281 281 281 281 281 281 280 280 280 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 260 260 260 260 260 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 265 265 265 265 265 265 264 264 264 264 264 264 264 264 264 264 264 264 263 263 263 263 263 263 263 262 262 263 263 264 264 264 265 264 264 264 265 266 267 267 268 268 269 269 270 271 272 272 273 274 274 276 277 278 279 279 278 278 278 278 278 278 277 277 276 276 276 277 277 278 279 280 280 279 278 277 276 276 276 276 276 275 275 275 276 277 279 280 281 282 282 282 282 281 281 280 280 279 279 279 278 277 276 276 276 277 277 277 277 277 277 276 276 276 276 277 277 277 277 277 278 278 278 278 278 278 277 278 279 279 279 279 279 280 280 280 281 281 281 281 282 282 283 283 283 283 283 284 284 283 283 283 282 282 282 282 282 282 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 281 281 281 281 281 282 282 283 283 283 283 283 284 284 284 283 283 282 282 282 281 281 281 281 280 280 280 280 281 281 281 281 281 281 281 281 281 280 280 280 279 279 279 279 279 280 280 280 280 280 280 280 281 280 280 281 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 260 260 260 260 260 260 260 260 261 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 264 263 263 263 263 263 263 263 263 264 264 263 263 263 263 264 265 265 266 267 267 268 268 269 269 270 271 272 272 273 274 275 276 277 277 278 278 278 277 277 277 277 276 276 276 277 277 279 279 280 280 280 279 278 277 276 276 276 276 276 276 276 277 278 280 281 282 282 282 281 281 280 279 279 278 278 278 277 277 276 275 275 276 276 276 276 276 275 276 276 275 275 276 276 276 277 277 277 278 278 278 278 278 278 278 278 279 279 280 280 280 280 280 280 280 281 281 281 281 281 282 281 281 281 281 282 282 283 283 283 283 282 282 282 282 282 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 281 281 281 281 281 281 282 282 283 283 283 283 283 283 283 283 283 283 282 282 282 281 281 281 281 281 281 280 280 280 281 281 281 281 281 280 280 280 280 280 279 279 279 279 279 279 280 280 280 280 280 281 280 280 280 280 280 280 280 280 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 260 260 260 260 260 260 261 261 261 261 261 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 263 263 263 263 263 264 264 264 264 264 263 263 263 263 264 264 264 264 264 263 263 263 263 263 263 263 263 263 263 263 263 262 262 263 263 264 265 265 265 266 266 267 268 269 270 270 270 270 271 272 273 274 275 276 276 277 277 277 277 277 276 276 277 277 278 279 280 280 280 280 279 279 278 277 277 277 276 276 277 277 278 279 280 281 282 282 281 280 280 279 278 277 277 276 276 276 276 275 274 274 274 275 275 275 274 275 275 275 275 275 275 275 275 276 276 277 277 277 278 278 278 278 278 279 279 280 280 280 280 281 281 281 281 281 280 281 281 281 281 281 280 280 280 280 281 282 282 282 282 283 282 282 282 281 281 281 281 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 282 282 282 282 283 283 283 283 283 283 283 283 282 282 281 281 281 281 282 281 281 281 280 280 280 280 280 280 280 280 280 280 280 280 280 279 279 279 279 280 280 280 280 280 280 nan nan 280 280 nan nan 280 280 279 279 279 279 nan 278 278 278 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 260 260 260 260 260 261 261 261 261 262 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 265 265 266 267 267 268 268 268 268 269 269 270 271 272 273 274 275 276 276 276 277 277 277 277 278 278 279 280 280 280 280 280 279 278 278 277 276 276 276 276 277 277 278 279 280 281 281 280 280 279 278 277 276 276 276 276 275 275 274 273 273 273 273 273 273 273 274 274 274 274 274 274 274 274 274 274 275 276 277 277 277 277 278 278 279 279 280 280 280 280 281 281 281 281 281 281 281 281 281 281 281 280 280 280 279 280 281 281 282 282 282 282 282 282 282 282 282 281 281 281 281 281 281 281 281 281 281 280 280 280 280 280 280 280 280 281 281 281 281 281 281 282 282 282 283 283 283 283 283 283 283 283 283 282 282 281 281 281 281 281 281 281 281 281 280 280 280 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan 279 279 279 278 278 278 278 278 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 259 259 259 259 259 260 260 260 260 260 261 261 261 261 261 261 262 262 262 262 263 263 263 263 263 263 263 263 263 263 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 263 264 264 264 263 263 263 264 264 264 265 265 266 266 267 267 267 267 267 267 268 268 269 270 271 272 273 274 275 276 277 277 278 278 278 279 279 280 280 280 280 280 279 279 278 277 276 276 276 276 276 277 278 279 279 280 280 280 279 278 277 277 276 276 275 275 275 274 273 272 272 272 273 273 273 273 273 273 273 273 274 274 273 273 273 273 274 275 276 277 277 278 278 278 279 279 279 280 280 280 280 280 280 281 281 281 281 280 280 280 280 280 280 279 279 280 280 280 281 281 282 282 282 283 282 282 283 283 282 282 282 282 282 281 281 281 281 281 281 281 280 280 280 281 281 281 281 281 281 281 282 282 282 283 283 283 283 284 284 284 284 284 283 282 282 281 281 281 281 281 281 281 281 281 280 280 279 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan 279 279 278 278 278 278 278 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 259 259 259 259 259 259 259 259 260 260 260 260 260 261 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 262 262 262 262 262 262 262 263 263 263 263 263 263 263 264 264 264 265 265 265 265 265 265 265 265 266 266 266 267 267 267 268 268 267 267 267 267 268 268 269 270 271 272 274 275 276 277 278 278 278 279 279 279 280 280 280 279 279 278 278 277 276 276 276 276 276 276 277 278 279 279 279 279 278 278 277 277 276 276 276 275 275 273 273 272 272 273 272 272 272 272 273 273 273 273 273 273 273 273 273 273 273 274 274 276 277 277 278 278 278 278 279 279 279 279 279 279 280 280 280 280 280 280 280 280 280 280 279 279 279 279 280 280 281 281 281 282 282 282 283 283 283 283 283 283 283 282 282 282 282 282 282 281 281 281 281 281 281 281 281 281 281 280 280 281 281 282 282 283 283 283 283 283 283 283 283 283 283 282 281 281 281 281 281 281 281 281 281 280 280 280 279 279 279 279 279 279 279 280 280 280 280 281 281 280 280 280 280 280 280 nan nan nan nan nan nan nan nan 280 279 279 279 278 278 278 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 259 259 259 259 259 260 260 260 260 261 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 264 264 265 265 266 267 267 267 268 267 267 267 267 267 267 268 268 268 268 268 268 268 267 267 267 267 268 269 270 271 272 274 275 276 277 278 278 278 278 278 279 279 279 279 279 279 278 278 277 276 276 276 276 276 277 277 278 278 279 279 279 278 278 277 277 277 276 276 276 275 274 273 273 273 272 272 272 272 273 273 273 272 272 272 272 272 273 273 273 273 273 274 275 276 277 277 277 277 277 278 277 278 278 278 278 279 279 279 279 279 279 279 279 279 279 279 279 279 280 280 280 281 281 281 281 281 282 282 282 282 283 283 282 282 282 282 282 282 282 281 281 281 281 281 281 281 280 280 280 280 280 280 280 280 281 281 281 281 281 281 281 281 281 282 282 281 281 281 281 281 281 281 281 281 281 280 280 280 280 280 280 279 279 279 279 280 280 280 280 281 281 281 281 281 280 280 280 280 280 281 281 nan nan nan 281 281 280 280 280 279 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 259 259 259 259 260 260 260 260 261 261 261 261 261 261 261 261 261 261 261 261 261 261 261 262 262 262 262 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 263 263 264 264 265 266 266 267 267 268 268 268 268 269 268 268 268 268 268 268 269 269 269 269 268 268 268 268 268 268 268 269 270 271 273 274 275 276 277 277 278 278 278 278 278 278 278 278 278 278 278 278 277 277 276 276 276 276 277 277 278 278 278 278 278 278 278 277 277 277 277 277 276 276 275 275 274 273 272 272 272 272 272 273 272 272 272 272 272 272 272 273 273 273 273 273 274 275 276 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 278 279 279 279 279 280 279 280 280 280 280 281 281 281 281 281 281 281 282 282 282 282 282 281 281 281 281 281 281 281 280 280 280 280 280 279 279 279 279 279 279 279 279 279 279 280 280 280 280 280 280 280 281 281 281 281 281 281 281 282 282 281 281 281 281 280 280 280 280 280 280 280 280 280 280 280 281 281 281 281 281 281 281 281 281 280 280 280 281 281 281 281 281 281 281 281 281 280 280 280 279 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 258 258 259 259 259 259 260 260 260 260 261 261 261 261 261 261 261 261 261 261 261 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 264 264 264 265 265 266 267 267 267 267 267 267 267 267 267 268 268 268 268 268 268 268 268 269 269 269 268 268 268 268 268 268 268 269 270 271 273 275 276 277 277 278 278 278 278 278 278 278 277 277 278 278 278 278 277 277 277 277 276 277 277 277 278 278 278 278 278 278 278 278 278 277 277 277 277 277 277 276 275 274 274 273 273 272 272 272 272 272 272 272 272 272 272 272 272 272 272 273 274 274 276 276 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 279 279 280 280 280 280 280 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 280 280 280 280 279 279 279 278 278 278 279 279 279 279 279 279 279 279 280 280 280 280 281 281 282 282 282 282 283 283 283 283 283 282 282 281 281 281 281 281 281 281 280 280 280 280 280 281 281 281 281 282 282 282 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 280 280 280 280 279 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 258 258 259 259 259 259 259 260 260 260 261 261 261 261 262 262 262 262 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 263 263 264 264 265 265 266 266 266 266 266 266 266 266 266 265 265 265 265 265 266 266 267 267 267 268 268 268 268 268 268 268 268 268 267 267 267 268 269 270 271 273 274 276 277 278 278 278 278 278 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 278 278 278 278 278 278 278 278 278 277 277 276 275 274 274 273 273 273 273 273 273 272 272 272 272 272 272 272 272 273 273 274 275 276 277 277 277 277 277 277 277 277 277 277 277 277 277 278 278 278 279 279 280 280 281 281 281 281 281 281 281 281 281 282 282 281 281 281 281 281 281 281 281 281 281 281 281 281 280 280 280 279 279 279 279 279 279 280 280 280 280 280 280 280 280 281 281 282 283 283 283 284 283 283 283 283 283 283 283 282 282 282 281 281 281 281 280 281 281 281 281 281 281 281 281 281 282 282 282 282 282 281 281 281 281 281 281 281 281 281 281 281 281 280 280 280 280 280 280 280 279 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 258 258 258 259 259 259 259 259 260 260 260 261 261 261 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 262 263 263 263 263 263 264 264 264 264 265 265 265 266 266 266 266 265 265 264 264 263 263 263 263 263 263 264 265 266 266 267 267 267 267 267 267 268 268 268 267 267 267 267 267 267 268 269 271 272 274 275 277 278 278 278 278 278 277 277 277 277 276 276 276 276 277 277 277 277 277 277 277 277 277 277 278 278 278 278 278 278 278 278 278 278 278 278 278 278 278 278 277 276 275 275 274 274 274 274 274 274 273 273 273 272 272 272 273 273 273 274 275 275 276 276 276 277 277 277 278 278 278 278 278 278 278 278 278 278 279 279 280 280 280 281 281 281 281 281 281 282 282 282 282 282 281 281 281 281 281 281 281 281 281 281 281 281 281 281 281 280 280 279 279 279 280 280 280 280 281 281 281 281 281 281 282 282 283 284 284 284 284 284 284 283 283 283 282 282 282 282 282 281 281 281 280 280 281 281 281 281 281 281 281 281 281 282 282 282 282 282 282 282 281 281 281 281 281 281 281 281 281 281 281 280 280 280 280 280 280 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan
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