Task: Program Execution
Input (English): c y 2821 k F 9767 H 711 7577 8565 6353 4259 Q 1969 7249 8579 U 9777 2999 L 7545 3531 4465 h q
Output (English): 1, 2, 4, 5, 7, 13, 17, 20, 24, 25