Task: Program Execution
Input (English): 2, 5, ['477', 'W', '2069', '5183', '8333', '7869', '7345', '2721', 'z', '4519', '5427', 'I', '9949', 'Y', '3925', '9245', 'R', '1809', '1809', 'y', 'w', '9443']
Output (English): 833351832069W