using System;

​

public class Program

{

    public static void Main()

    {

        int n1 , n2 , n3;

n1 = 83;

n2 = n1-3;

n3 = n1+n2;

Console.WriteLine ("n1=" + n1);

Console.WriteLine ("n2=" + n2);

Console.WriteLine ("n3=" + n3);

    }

}