Task: Program Execution
Input (English): 829 N 9619 C i 3751 3599 R i Y 923 Y 9357 S 8537 9817 Q S P 2211 M B k 1531 X 3067 c 9827 I J
Output (English): 1, 3, 6, 7, 11, 13, 15, 16, 20, 24, 26, 28