Task: Program Execution
Input (English): 14, 16, ['4771', 'J', 'q', 't', '5493', 'X', '2757', '1265', '5355', 'L', '679', 'G', '379', 'Y', 'A', '4989', 'J', '3959', 'K', 'v', 'A', 'R', '9359', 'z']
Output (English): 4989AY