Task: Program Execution
Input (English): U 325 781 Z J 881 C 7683 d z G 8539 5673 r 6495 c N 8955 8501 h O 1417 d 3555 M 441 4491 c 3461 3453 9781 7351 g k 351 635 6719 8907 9231
Output (English): 2, 3, 6, 8, 12, 13, 15, 18, 19, 22, 24, 26, 27, 29, 30, 31, 32, 35, 36, 37, 38, 39