Task: Program Execution
Input (English): 20, 21, ['5473', '9401', '7483', 'Q', 'K', '3237', '3279', 'c', '6397', '8879', 'N', '7245', 'A', '5455', '179', 'z', '1037', '9997', '2647', 'Y', '7005', '1355', 't', '5735', '9007', 't']
Output (English): 7005, Y