1 1 1 1 4 4 1 1 1 1 1 1 1 1 3 1 1 1 1 1 1 1 1 2 1 1 3 1 4 2 1 1 3 1 4 0 4 0 7 7 1 1 4 1 1 1 1 4 0 0 0 0 0 0 0