Task: Program Execution
Input (English): 11, 15, ['A', '5649', 'D', 't', '4213', 'L', '5581', '6213', 'V', 'h', '7233', 'E', 'Q', 'Y', '6703', 'u', '8937', 'Z']
Output (English): 6703YQE7233