Task: Program Execution
Input (English): 4915 y G S 6129 3911 243 J r Y r 1267 z Z D 1807 Z V E G 8403 9171 k E 1473 u w 1947 m
Output (English): 1, 5, 6, 7, 12, 16, 21, 22, 25, 28