Task: Program Execution
Input (English): 3, 15, ['5119', 'H', '1147', 't', 'G', 'O', 'U', '9883', '6651', '6347', 'm', '8783', 'r', '2165', 'a', 'P', '9963']
Output (English): a5612r3878m743615663889UOGt7411