using System;

public class Subtraction

{

    public static void Main()

    {

         int p,q;

        Console.WriteLine("enter 1st no.=");

        p=int.Parse(Console.ReadLine());

        Console.WriteLine("enter 2nd no.= ");

        q=int.Parse(Console.ReadLine());

        int res= p-q;

        Console.WriteLine("Result is: "+res);

​

    }

}