Task: Program Execution
Input (English): 2, 18, ['9365', '9053', '9391', 'D', '2873', 's', '9049', 'B', 'O', '1141', '9257', 'G', 'W', 's', '1489', 'u', 'U', '4723', '5173', '1773', '4497', 'z']
Output (English): 3274Uu9841sWG75291411OB9409s3782D19393509