Task: Program Execution
Input (English): 5815 v 8661 6461 b 1727 D 7243 2229 F y l R 4505 t 5431 6585 R 9387 6453 7011 A Q x L 2127 e 933 I 2379 Y h 7047 H c 6693 7161
Output (English): 1, 3, 4, 6, 8, 9, 14, 16, 17, 19, 20, 21, 26, 28, 30, 33, 36, 37