Task: Program Execution
Input (English): 5705 1847 9957 i A D B 2245 b X 2093 6717 2349 3075 L 7557 4227 f 9201 971 5237 G s M 9881 j 9849 d P 865 6901
Output (English): 4, 5, 6, 7, 9, 10, 15, 18, 22, 23, 24, 26, 28, 29