Task: Program Execution
Input (English): 7471 f L 761 V 7559 2409 C e 5175 g 7703 6211 567 S L 4829 b 711 z 3035 6381 y 6749 l H 6773 G 7861 9121
Output (English): 1, 4, 6, 7, 10, 12, 13, 14, 17, 19, 21, 22, 24, 27, 29, 30