Task: Program Execution
Input (English): 3, 13, ['7887', 'I', 'F', '1509', '2611', '3713', '5025', '2275', '8081', 'l', 'x', '8449', '8559']
Output (English): F, 1509, 2611, 3713, 5025, 2275, 8081, l, x, 8449, 8559