Task: Program Execution
Input (English): 9, 9, ['2587', '3083', '4735', 'd', 'x', 'n', 'b', '8445', '2909', 'e', '9969', 'C', '1647', '3659', '6721', '8279', 'i', 'y', '5735', 'h', '9519']
Output (English): 2909