Task: Program Execution
Input (English): C r 7381 c 9661 6163 r m 2793 847 U 3849 6695 9661 7413 c 5855 u 1697 8939 739 z 5785 7737 d
Output (English): 3, 5, 6, 9, 10, 12, 13, 14, 15, 17, 19, 20, 21, 23, 24