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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 20 20 21 21 21 21 22 22 22 22 21 21 22 23 24 25 26 26 25 25 25 25 26 26 27 28 28 28 29 29 29 30 31 33 35 36 36 35 35 35 33 31 29 28 26 24 21 19 18 17 17 17 17 18 19 21 23 23 22 21 20 18 17 15 14 13 13 13 13 14 14 15 16 16 17 17 16 16 16 15 14 14 14 14 14 14 14 15 17 19 20 20 20 19 19 18 17 16 16 15 15 14 14 13 13 14 14 14 14 14 15 15 15 14 14 13 13 12 11 11 11 12 12 12 12 12 11 11 10 9 9 9 9 9 10 11 13 15 16 17 17 16 15 15 16 16 16 16 16 16 15 15 15 15 15 15 16 16 16 15 15 14 14 14 15 15 16 16 16 16 15 14 nan nan nan nan nan nan 24 24 24 23 23 23 23 23 24 25 26 27 28 29 29 29 28 26 25 24 24 24 23 22 20 19 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 6 6 7 8 8 9 9 10 10 11 11 12 12 12 13 13 13 14 14 15 16 18 20 22 23 24 25 25 24 24 23 22 21 21 20 20 19 19 19 18 18 17 17 16 15 15 15 15 15 15 15 15 14 14 14 14 14 14 13 13 13 12 11 10 9 8 8 8 8 9 9 10 10 10 9 8 8 7 8 10 11 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 20 20 21 21 21 22 22 22 22 22 22 22 22 23 25 27 28 28 27 27 27 28 28 29 29 30 30 30 30 30 31 32 34 35 36 36 36 35 35 34 32 30 29 27 24 21 19 18 17 17 16 17 17 19 21 22 23 22 21 20 19 18 17 16 15 14 13 14 15 15 16 16 17 17 16 16 16 16 15 15 14 14 14 14 14 14 14 16 18 20 21 20 20 19 18 17 17 16 15 15 15 15 15 15 15 16 15 14 14 14 14 15 14 13 13 12 12 12 11 12 12 12 12 12 12 12 11 11 10 9 9 9 9 10 11 12 14 16 17 16 16 15 15 16 16 17 17 17 16 16 15 15 15 15 16 16 16 16 16 15 15 14 14 15 15 16 16 16 15 15 14 nan nan nan nan nan nan nan nan nan 23 23 23 23 23 24 25 25 26 27 28 30 30 29 27 26 26 25 24 23 22 21 20 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 4 4 4 5 5 5 6 7 7 8 8 9 9 10 11 11 12 12 12 13 13 14 14 15 17 18 20 22 24 25 26 nan 25 24 23 22 22 21 20 20 20 19 19 18 18 17 17 16 15 15 15 15 15 15 15 14 14 14 14 14 14 14 13 13 12 11 10 10 9 8 8 8 9 9 9 9 10 9 9 9 9 10 11 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 21 21 22 22 22 22 22 22 22 22 22 23 25 27 29 29 29 29 29 29 30 30 31 31 31 31 32 32 33 33 34 35 37 37 36 36 36 36 34 31 29 27 25 22 19 18 17 17 17 17 17 18 20 21 22 22 22 21 20 19 17 17 16 15 15 15 15 16 17 17 17 16 15 15 15 15 15 14 14 13 13 13 14 15 16 17 19 21 21 21 20 20 19 18 17 16 16 15 16 16 16 16 17 16 16 15 14 13 13 14 13 13 12 12 12 12 12 12 12 12 12 12 12 12 12 12 11 10 10 10 10 10 11 12 13 15 16 16 16 15 15 16 16 17 17 18 17 17 16 16 16 16 16 16 16 16 16 16 15 15 15 15 15 15 16 16 15 15 14 nan nan nan nan nan nan nan nan 23 23 23 23 23 23 23 24 25 25 26 28 30 30 30 28 27 27 26 25 24 23 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 2 3 3 3 3 4 4 5 5 6 6 7 8 8 9 9 10 11 11 11 12 12 13 14 15 16 17 19 21 23 25 26 26 26 26 25 24 23 22 21 20 20 20 19 19 18 18 17 16 16 15 15 15 15 15 15 15 15 15 14 14 14 14 14 13 12 12 11 10 9 9 8 8 9 9 9 9 9 10 10 10 10 11 11 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 21 22 22 22 23 23 23 23 23 23 23 25 26 28 30 31 31 31 31 31 32 32 32 33 33 33 33 34 34 35 36 37 38 37 36 37 38 36 32 29 27 25 23 20 18 17 17 17 17 17 18 19 21 22 22 22 21 20 19 18 17 17 16 16 16 16 17 18 18 18 17 15 15 14 14 14 14 14 14 14 15 16 17 19 20 21 21 22 22 21 21 20 19 18 17 16 16 17 17 17 17 17 17 16 15 14 13 13 13 12 12 12 12 12 12 12 12 12 13 13 13 13 13 13 12 12 12 11 11 10 10 11 12 13 14 15 15 15 15 15 16 17 17 18 18 18 17 17 16 16 16 16 16 16 17 16 16 16 15 15 15 15 15 15 15 15 15 15 nan nan nan nan nan nan nan nan 22 22 22 22 22 22 23 23 24 25 26 28 30 30 30 29 28 28 27 26 25 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 1 2 2 2 3 3 3 4 4 5 5 6 6 7 8 8 9 9 10 11 11 12 13 13 14 15 16 17 19 21 24 25 26 27 27 26 25 24 23 22 21 21 20 20 19 19 18 17 17 16 15 15 14 14 14 15 15 15 15 15 15 14 14 14 13 12 12 11 11 10 9 9 9 9 9 9 9 9 10 10 10 11 11 10 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 22 22 23 23 23 24 24 23 23 23 24 26 27 29 30 31 32 32 32 33 33 33 33 34 34 34 35 35 36 36 37 38 37 33 33 37 36 32 30 27 25 23 21 19 17 17 17 17 17 18 19 20 21 22 22 21 20 19 18 18 18 17 17 17 17 18 18 19 19 18 17 15 14 14 14 14 15 16 17 18 19 20 21 21 22 22 22 22 22 22 21 20 19 18 17 17 17 18 18 18 17 17 16 15 14 13 12 12 12 12 12 11 11 11 12 12 12 13 13 13 13 13 13 13 13 13 12 12 11 11 11 12 13 14 15 15 14 14 15 16 17 17 18 18 18 18 18 17 16 16 16 16 17 17 17 16 16 16 16 15 15 15 15 15 15 15 15 nan nan nan nan nan nan nan 22 22 22 22 22 22 22 22 23 24 25 26 28 29 30 30 29 29 28 28 27 25 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 1 1 2 2 3 3 3 4 4 5 5 6 6 7 8 8 9 9 10 11 12 13 14 14 15 16 18 20 22 24 26 27 27 27 26 25 25 24 23 21 21 20 19 19 18 17 17 16 15 15 14 14 14 14 15 15 15 15 15 15 14 14 13 13 12 12 11 11 10 10 10 10 10 10 9 9 10 10 10 11 11 10 9 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 8 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 22 23 24 24 24 24 24 24 23 24 25 26 28 30 31 32 33 33 33 33 34 34 34 35 35 36 36 36 37 38 39 37 31 30 33 33 31 30 28 25 23 21 20 18 17 17 17 18 18 19 19 21 22 22 21 20 19 18 19 19 18 18 18 18 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