Task: Program Execution
Input (English): 3, 12, ['d', '6473', '2189', '8395', 'u', 'a', '8099', '8835', 'D', '3423', 'e', 't', '1769', 'B', 'J', '7043', '1335', 'l', '8489', '5537', '4747', 'y', 'z', '5149', 'D']
Output (English): 21898395ua80998835D3423et