Task: Program Execution
Input (English): 3583 M 2521 2201 4497 7857 i 3791 k 7051 M t O 3847 4715 Z 6615 s l t n T 6593 f 4765 e 5721 8981 I g 7201 6777
Output (English): 2, 7, 9, 11, 12, 13, 16, 18, 19, 20, 21, 22, 24, 26, 29, 30