Task: Program Execution
Input (English): 6247 329 F W 9401 9583 U a 7319 O 8817 6439 e 167 d 8991 K p z 6871 y 5289 f P 9509 1669 8379 j 701 8829 7777 5799
Output (English): 1, 2, 5, 6, 9, 11, 12, 14, 16, 20, 22, 25, 26, 27, 29, 30, 31, 32