Task: Program Execution
Input (English): x C 741 W 4781 8507 2161 3023 e o s 8673 B T b j 5665 M z 2785 I 4519 R 7411 F B 4479 2499 2187 a
Output (English): 741, 4781, 8507, 2161, 3023, 8673, 5665, 2785, 4519, 7411, 4479, 2499, 2187