Task: Program Execution
Input (English): H 3715 865 V z 8111 5597 9267 N 7495 G k l M Z 7021 q a m a 7255 I A 1707 8871 Z U 9651
Output (English): 2, 3, 6, 7, 8, 10, 16, 21, 24, 25, 28