Task: Program Execution
Input (English): 2, ['6973', 'J', 'Z', 'b', 'Q', '9993', '9243', '1761', '1749', 'Q', 'r', 'N', '2233', 'p', 'P', 'k', 'W', 'J', 'n', '637']
Output (English): 6973, J