Task: Program Execution
Input (English): 5, 7, ['8981', '9765', '1035', '8799', 'F', 't', 'X', '2177', 'g', '1017', '2021', '3919', '8569', '6245', 'L', 'Z', 'J', 'v', 'G']
Output (English): XtF