Task: Program Execution
Input (English): 20, 24, ['3307', '5709', 'M', '7975', '7515', '1939', '7905', 'n', 'Q', 't', 'B', 'c', 'Z', 'w', '9549', '4577', '4565', '7437', 'y', '1157', '4853', '267', '2787', 'K', '4183', 'y']
Output (English): K278726748531157