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nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 9 9 9 9 9 9 9 8 8 8 9 9 9 8 8 9 9 9 9 9 9 8 7 7 6 6 7 7 7 7 7 7 6 6 7 7 8 9 8 8 7 7 7 7 7 7 7 8 8 8 8 8 8 8 8 8 8 8 8 9 9 9 10 10 10 10 9 9 9 9 8 7 6 6 7 8 8 8 8 8 8 7 7 6 6 5 6 6 5 5 6 6 7 8 8 9 9 9 9 9 9 8 8 8 10 10 10 10 10 11 12 13 14 14 14 15 14 14 14 13 13 13 12 11 9 8 7 6 6 8 10 9 9 9 9 10 9 8 8 9 11 13 13 13 12 10 6 4 4 4 5 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 4 5 5 5 4 5 5 5 5 6 6 6 6 6 6 5 5 5 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 4 4 4 5 5 5 6 6 6 6 6 6 6 6 6 6 6 5 5 5 5 5 5 5 5 5 6 5 5 5 5 5 4 3 3 2 4 6 6 5 5 5 5 6 6 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 6 5 5 6 6 6 6 6 6 6 6 5 5 5 5 5 5 4 4 4 5 4 4 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 5 6 5 5 5 6 6 6 4 2 1 0 0 0 1 2 2 3 4 3 3 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 1 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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