Task: Program Execution
Input (English): 2, 21, ['Y', '5507', 'R', '471', '1875', '21', '2759', '8765', 'z', 'Z', 'Q', 'G', '8397', '3477', 'N', '6807', 'T', 's', 'z', '3761', 'J', 'J', 'W', 'E', 'k', 'y', '6913', '5135']
Output (English): J1673zsT7086N77437938GQZz56789572125781174R7055