using System;

​

​

namespace CSharp_Shell

{

​

    public class Activity2

    {

        public static void Main()

        {

        Console.WriteLine("=====Calculator==========");// this is how to display text

        Console.WriteLine("Enter first number :");

        int johnny1 = int.Parse(Console.ReadLine()); //this is how to use input user in int data type

        Console.WriteLine("Enter second number :");

        int johnny2 = int.Parse(Console.ReadLine());

        int campaner1; // this is integer data type with variable

        int campaner2;

        int campaner3;

        int campaner4;

        campaner1= johnny1 + johnny2; //this is how to add 2 or more item

        campaner2= johnny1 - johnny2;//this is how to subtract 2 or more item

        campaner3= johnny1 / johnny2;//this is how to divide 2 or more item

        campaner4= johnny1 * johnny2;//this is how to multiply 2 or more item

        Console.WriteLine("sum : {0}",campaner1);//this is how to display the variable value

        Console.WriteLine("difference : {0}",campaner2);

        Console.WriteLine("devide : {0}",campaner3);

        Console.WriteLine("multiplication : {0}",campaner4);

    }

 }

}