Task: Program Execution
Input (English): O 5021 539 5837 y X F Q s 1207 3411 8707 9609 6437 J U W 8923 m 5157 7419 M 8601 5589 2659 B u 8759 i x 4161 E 9129 s 9755 D
Output (English): 2, 3, 4, 10, 11, 12, 13, 14, 18, 20, 21, 23, 24, 25, 28, 31, 33, 35