Task: Program Execution
Input (English): 25, 26, ['4443', 'e', '5391', 'p', '7655', '4775', 'Y', 'T', 'h', 'N', '4859', '7319', '1575', '7799', '4883', '4505', '7695', '2983', 'O', 'R', '4835', '2617', '8491', 'M', 'S', '1939']
Output (English): S1939