Task: Program Execution
Input (English): 1, 11, ['6843', 'I', '1843', '6763', '9857', 'B', 's', 'f', 'H', 'h', 'J', 'q', 'a', '2921', '2223', 'z', '5697', 'l']
Output (English): 6843I184367639857BsfHhJ