Task: Program Execution
Input (English): l 4541 k 8379 9561 5863 A L q 2653 7195 7777 q 2505 8125 8379 5273 4877 S 7063 q X H I u
Output (English): 12, 4541, 11, 8379, 9561, 5863, 1, 12, 17, 2653, 7195, 7777, 17, 2505, 8125, 8379, 5273, 4877, 19, 7063, 17, 24, 8, 9, 21