Task: Program Execution
Input (English): 16, 16, ['Y', 'd', '5279', 'f', '6733', '4711', 's', '7189', '815', 'j', '7469', 'i', '3511', 'G', '8101', 'w', '4675', '5185', '931', '6735', 'R', 'U']
Output (English): w