Task: Program Execution
Input (English): 7, 11, ['3911', 'j', 'Y', 'H', 'A', 'Y', '3725', 'x', 'Q', 'l', 'L', '8189', '9419', '3879', 'I', 'U', 'U', '6789', 'G', '2957', 's', 'm', 'a', 'b']
Output (English): LlQx5273