20
10 4 0 -1 4 10 16 20 20 16 10 3 0 0 4 10 16 20 20 16
2 -4 -7 -7 -3 3 9 12 13 9 2 -4 -8 -7 -4 2 8 12 12 8
-7 -12 -15 -14 -10 -5 1 4 4 0 -7 -13 -17 -17 -14 -9 -3 1 2 -1
-16 -20 -22 -20 -15 -10 -6 -4 -5 -9 -16 -22 -27 -28 -26 -22 -16 -12 -10 -12
-23 -25 -25 -21 -16 -12 -8 -8 -11 -16 -23 -30 -35 -38 -37 -34 -29 -25 -21 -21
-25 -25 -22 -17 -12 -8 -6 -8 -12 -18 -25 -32 -39 -40 -40 -40 -39 -33 -29 -26
-23 -20 -15 -8 -2 0 1 -2 -8 -16 -23 -30 -37 -41 -40 -40 -41 -37 -31 -26
-16 -11 -4 4 11 14 13 7 0 -8 -16 -23 -31 -39 -41 -40 -40 -36 -28 -21
-7 0 8 17 24 27 25 18 10 1 -7 -14 -23 -31 -38 -40 -38 -30 -22 -13
2 10 19 27 35 37 35 27 19 10 2 -5 -14 -23 -30 -33 -30 -23 -14 -5
10 18 27 36 43 45 43 36 27 18 9 1 -8 -16 -23 -25 -23 -16 -7 2
16 24 33 42 49 51 49 42 33 24 16 9 -1 -9 -16 -18 -15 -8 1 10
20 27 35 42 49 51 48 43 35 27 19 13 5 -3 -8 -10 -7 1 10 19
20 25 31 37 42 44 42 37 31 25 20 15 8 2 -2 -2 2 10 19 28
16 19 22 25 28 29 28 25 22 19 16 13 9 6 4 5 10 18 27 35
10 10 10 10 10 10 10 10 10 10 9 10 9 8 8 10 15 22 30 37
4 1 -2 -5 -8 -9 -8 -5 -3 1 4 7 8 9 10 12 16 21 28 36
0 -5 -11 -17 -22 -24 -22 -17 -11 -5 0 5 8 10 11 12 14 18 23 29
0 -7 -15 -23 -29 -31 -29 -23 -15 -7 0 6 10 12 12 11 11 12 15 20
4 -4 -13 -22 -29 -31 -29 -22 -13 -4 4 10 14 15 13 10 7 5 7 11
