Task: Program Execution
Input (English): 10, 21, ['7283', '8431', '2673', '8945', 'K', 'D', '4389', '7177', '9427', 't', 'H', 'w', 'L', 'R', 'Q', '4249', 'D', '883', 'o', 'X', 'a', '1795', 'C', 'G', 'k']
Output (English): aXo388D9424QRLwHt