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