Task: Program Execution
Input (English): 6509 4175 6417 d I 625 J 7615 8221 3477 627 4207 G z q w V o 709 8677 A x I E F 6801
Output (English): 1, 2, 3, 6, 8, 9, 10, 11, 12, 19, 20, 26