4 true 4 true 1 0 1 1 1 1 1 2 1 0 0 0 1 0 0 0 0 0 1 1 0 0 0 1 0 1 0 0 1 1 0 0 0 0 0 1 0 1 0 0 1 1 0 0 1 0 1 0 1 1 1 1 0 0 0 1 1 1 1