1 1 0 0 3 0 0 1 0 2 1 6 6 8 0 0 3 2 << 1 3 1 2 6 4 4 2 0 1 1 3 6 6 0 0 0 0 << 1 2 0 0 3 0 0 2 0 0 0 0 0 0 0 0 0 0 << 1 6 5 3 10 7 7 1 0 2 2 1 7 6 2 1 2 2 << 1 4 1 2 18 0 0 2 0 0 0 0 0 0 0 0 0 0 << 1 18 17 4 0 19 19 2 0 0 0 0 0 0 0 0 0 0 << 1 5 0 0 6 0 0 1 0 0 0 0 0 0 0 0 0 0 << 1 10 6 9 0 11 11 1 0 2 2 3 6 9 1 2 2 2 << 1 7 5 3 13 8 8 1 0 0 0 0 0 0 0 0 0 0 << 1 13 7 12 0 14 14 2 0 2 3 4 6 6 1 3 0 0 << 1 8 5 3 0 0 0 2 0 0 0 0 0 0 0 0 0 0 << 1 9 0 0 10 0 0 2 0 0 0 0 0 0 0 0 0 0 << 1 11 6 9 0 0 0 1 0 2 2 4 7 1 2 2 2 2 << 1 12 0 0 13 0 0 2 0 0 0 0 0 0 0 0 0 0 << 1 14 7 12 0 15 15 1 0 1 3 4 6 7 1 1 2 3 << 1 15 7 12 0 16 16 1 0 1 3 5 7 7 1 1 3 3 << 1 16 7 12 0 0 0 2 0 2 3 5 7 7 1 1 2 5 << 1 17 0 0 18 0 0 1 0 2 2 2 7 6 2 2 3 4 << 1 19 17 4 0 20 20 2 0 0 0 0 0 0 0 0 0 0 << 1 20 17 4 0 0 0 1 0 2 2 1 6 8 2 2 4 4 <<