Task: Program Execution
Input (English): 5447 a c 9929 2277 P 6503 5459 e 2947 V 3521 4821 5493 6703 f 4227 1093 f 119 3419 I x J 2781 4065 M U o h
Output (English): 2, 3, 6, 9, 11, 16, 19, 22, 23, 24, 27, 28, 29, 30