Task: Program Execution
Input (English): 2, 10, ['1693', 'l', 't', 'k', '7875', '5631', 'D', '9123', 'c', 'K', '3993', '5951', '5901', '7117', 'O', '3519', '7495', 'd', 't', '877', 'B', '6639', '9185']
Output (English): ltk78755631D9123cK