Task: Program Execution
Input (English): I 8501 4591 E U S d k 4295 d 7991 7781 27 281 3353 i l 4267 1691 9815 2471 997 1065 E c 2529 8133 X s 9391
Output (English): 8501, 4591, 4295, 7991, 7781, 27, 281, 3353, 4267, 1691, 9815, 2471, 997, 1065, 2529, 8133, 9391