Task: Program Execution
Input (English): 4, 5, ['6209', '6467', 'i', '4441', '543', 'b', '7403', '1985', 'F', '851', 'P', '3585', '3569', '4463', 'Z', 'y', '999', '9133', 'o', '2769', '4745']
Output (English): 4441, F, 4463, o