Task: Program Execution
Input (English): c 7781 1543 B O 4903 3199 2531 d X 6371 8327 641 3811 8199 2427 U 9831 t 8805 1667 n Q n E 1517 T V 1407 6599
Output (English): 7781, 1543, 4903, 3199, 2531, 6371, 8327, 641, 3811, 8199, 2427, 9831, 8805, 1667, 1517, 1407, 6599