Task: Program Execution
Input (English): 893 O 731 9045 P e 1283 u C 9163 d M d x 2543 U 8441 B f j H 3449 x 6055 29 5865 5347
Output (English): 2, 5, 6, 8, 9, 11, 12, 13, 14, 16, 18, 19, 20, 21, 23