Task: Program Execution
Input (English): 11, 14, ['O', '4067', 'Q', '8705', 't', '9149', '8035', '1435', '6117', '8109', '6509', 't', 'K', '2643', 'B', '9551', 'W', 'D', '5913', 'd']
Output (English): 6509tK2643