Task: Program Execution
Input (English): z 7987 w 3275 q k 9459 c 9015 O E 1563 3097 941 r r U 5481 K q i 2037 3251 8827 279 u 6705 6567 8541 3851 U 195 P
Output (English): 1, 3, 5, 6, 8, 10, 11, 15, 16, 17, 19, 20, 21, 26, 31, 33