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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 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 11 11 11 11 11 10 nan nan nan nan nan nan nan nan nan 10 10 nan nan 10 11 12 13 14 14 14 14 14 14 13 13 13 13 13 12 12 11 11 11 11 12 12 12 11 11 11 11 11 11 11 10 10 nan nan nan nan nan nan 10 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 10 10 11 11 11 10 10 11 11 11 11 11 11 11 10 11 13 14 14 13 13 12 12 12 12 12 12 12 11 11 nan nan nan nan 11 12 11 11 nan nan 10 10 10 10 10 nan 10 11 11 11 11 11 11 11 10 nan nan nan nan nan 10 11 12 12 nan nan nan nan nan nan nan nan nan nan 11 11 11 11 10 nan nan nan nan nan nan nan nan nan nan nan nan nan nan 10 10 10 11 11 11 10 nan nan nan nan nan nan nan nan nan 13 13 13 11 nan nan nan nan nan 12 18 18 16 13 nan nan nan nan nan nan nan nan nan nan nan nan 14 18 14 10 nan nan nan 11 11 11 11 10 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 11 13 11 11 11 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 12 14 14 13 11 nan nan nan nan nan nan nan nan nan nan nan nan nan nan 10 nan nan nan nan nan nan 11 13 15 16 17 17 16 17 16 14 11 11 15 19 24 25 25 25 24 25 27 28 27 26 25 23 22 21 18 15 12 nan nan 11 13 14 14 13 12 13 15 17 18 18 17 17 17 17 17 16 13 12 15 19 22 22 20 18 15 nan nan nan nan nan nan nan nan nan nan nan 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