Task: Program Execution
Input (English): D 7605 5347 d J 7953 b 2079 y R Z 9707 2711 9621 b u z 7341 s y 7379 p Y q s A c V 1257 5
Output (English): 1, 4, 5, 7, 9, 10, 11, 15, 16, 17, 19, 20, 22, 23, 24, 25, 26, 27, 28