例: 1 0 3 0 5 0 7 0 9 4 0 0 7 0 9 0 0 0 0 8 0 0 0 3 4 0 6 0 3 0 6 0 4 0 9 0 8 0 5 0 0 0 3 0 0 0 9 0 5 0 8 0 1 0 3 0 7 0 6 0 9 0 8 0 0 0 8 0 7 0 0 0 9 0 8 0 4 0 5 0 2