Task: Program Execution
Input (English): a 8349 q v 7013 5217 3813 3911 q 4631 T i 8221 1257 8889 m 9091 R 1257 s K 7749 7837 4111 2909 t b W
Output (English): 2, 5, 6, 7, 8, 10, 13, 14, 15, 17, 19, 22, 23, 24, 25