Task: Program Execution
Input (English): 8, 14, ['427', '5705', '6419', '471', '3099', 'm', '2371', 'x', '6111', 'A', '5843', '2987', 'M', 'f', 'x', '8807', 'E']
Output (English): f, M, 2987, 5843, A, 6111, x