Task: Program Execution
Input (English): 3, 5, ['6861', '3033', 'e', '2121', '6779', 'c', '7567', '3287', '2435', '6165', '3975', '9849', '4521', '167', '5427', 'B', '1867', '9803', 'x']
Output (English): e, 3287, 4521, 9803