Task: Program Execution
Input (English): C O 4673 2479 U W P I 1789 n 5773 e 7793 t k t 5417 q 8515 c 2131 C C 9911 7789 3791 v 9577 6259
Output (English): 4673, 2479, 1789, 5773, 7793, 5417, 8515, 2131, 9911, 7789, 3791, 9577, 6259