Task: Program Execution
Input (English): Z 9637 Q P z 7969 1059 u 1599 X m 3735 8329 3763 1899 y M y 9321 o 909 h d 7737 v
Output (English): 2, 6, 7, 9, 12, 13, 14, 15, 19, 21, 24