Task: Program Execution
Input (English): 3743 659 9971 t 4211 7313 z 7125 9837 a 4553 B u e 7605 u a 7893 z 8137 8283 7343 5693 H 9283 l U 257 179 X e 4335 315 3175 2229 z V
Output (English): 1, 2, 3, 5, 6, 8, 9, 11, 15, 18, 20, 21, 22, 23, 25, 28, 29, 32, 33, 34, 35