Task: Program Execution
Input (English): u 7161 7273 k 4669 2211 4903 391 F 4969 2255 827 4455 3807 9241 m 7331 Q N U 4423 W l 9295 B 3871 V Y 3391 2301 A
Output (English): 1, 4, 9, 16, 18, 19, 20, 22, 23, 25, 27, 28, 31