Task: Program Execution
Input (English): 1201 S 4827 9819 z o 7531 H 8597 l 4945 7521 4189 u 6215 q k b 9589 C 1877 2271 i 6045 H 8457 8195 3943 K 8263 3265 O i
Output (English): 1, 3, 4, 7, 9, 11, 12, 13, 15, 19, 21, 22, 24, 26, 27, 28, 30, 31