Task: Program Execution
Input (English): W 691 K 753 i 1875 4903 1577 F C 9495 5889 4561 4343 z O Y 9857 A W 2799 9205 H l 37 3963
Output (English): 2, 4, 6, 7, 8, 11, 12, 13, 14, 18, 21, 22, 25, 26