Task: Program Execution
Input (English): 13, 18, ['J', 'U', 'k', 'N', 'g', 'B', '5549', '8083', '2247', '3413', 'Q', 'y', 'b', '8529', 'd', 'N', 'Y', 'c', 'D', 'a', '1381', '9905', 'g', '4867']
Output (English): b8529dNYc