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How can I entrance In Italian university I am 16 years old. when I am going to entrance I be have 17.5 years. the next problem is that I wil have only 11 years of educaton Can you give me some advice about entrance to this university ?

How can I enter Italian university? I am 16 years old. When I  enter the university I will be 17.5 years. The next problem is that I will have only 11 years of education. Can you give me some advice about entering this university ?