Task: Program Execution
Input (English): 7, 14, ['1041', 'a', '6483', '11', '1625', 'p', 'b', '6333', '6553', '1597', '333', '1539', 'a', 'B', 'B', 'L', '1407', '2481', '6553', '1027', '643']
Output (English): b6333655315973331539aB