Task: Program Execution
Input (English): 8, ['J', '663', 'o', 'y', '3443', '6593', '4143', 'u', 'd', '695', '3971', 'r', '2067', 'e', 'U', 'u', 'F', '4197', '5321', 'c']
Output (English): J, 663, o, y, 3443, 6593, 4143, u