Task: Program Execution
Input (English): U 4257 9037 X 8529 5517 l 5181 3847 y 9533 1685 S 9335 8065 6659 8879 2309 D 2791 5407 x 3479 7669 3429 J 6357 p y 2489 v O B d l 8803 S n 9945
Output (English): 2, 3, 5, 6, 8, 9, 11, 12, 14, 15, 16, 17, 18, 20, 21, 23, 24, 25, 27, 30, 36, 39