First of all, You should dress polite when you go to university because it is an important place for pursuing knowledge and the places which important should be respected. It very bad if you wear shorts short skirts and flip flop go to university. Other people will think you are a bad mannered, you were insulted. You can dress up easily and appropriate , such as shirt, long skirt, court shoe, sneakers and jeans which does not a ripped jeans. All this will make you look very polite.