Task: Program Execution
Input (English): 2, 8, ['I', '2513', 'u', 'a', '5715', '7101', '1519', 'x', '1803', 'F', '9917', '6925', '4795', 'A', 'd', 'h', 'w', 'Y', '1581']
Output (English): x151971015715au2513