using System;

public class Program

{

    public static void Main()

    {

        int n1,n2, n3;// n1=none n2= none n3= none output= none

n1 = 98; //n1= 98 n2= none n3=none output=none

n2 = n1+ 2;// n1= 98 n2= 100 n3=none output=none

n3 = n2 + 5;//n1=98 n2=100 n3=105 output= none

Console.WriteLine ("n2 = " + n2);//n1=98 n2=100 n3=105 output= 100 

Console.WriteLine ("n3 = " + n3);//n1=98 n2=100 n3=105 output= 105

        Console.WriteLine ("n1=" + n1 + " n2=" + n2 + " n3=" + n3);

    }

}