Task: Program Execution
Input (English): l 8365 3953 5829 3155 8033 8965 8141 r 7339 O 6247 z 7329 8021 Z d i B 5061 9355 x o 4005 9461 P 495 M z
Output (English): 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 27