Task: Program Execution
Input (English): 19, 19, ['5151', '8161', '2251', 'z', 'P', '1231', '7375', 'l', '2167', 'M', '2441', '5969', 'H', '4827', 'u', 'p', 'r', '705', 'V', 'k', '7863', '3331', 'x']
Output (English): V