using System;

public class Program

{

    public static void Main(string[] args)

    {

        int First_num, Second_num, Addition, Subtraction, Multiply, Division;

​

​

        Console.WriteLine("enter a first number");

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        First_num = Convert.ToInt32(Console.ReadLine());

​

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

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        Second_num = Convert.ToInt32(Console.ReadLine());

​

​

        Addition = First_num + Second_num;

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        Subtraction = First_num - Second_num;

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        Multiply = First_num * Second_num;

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        Division = First_num / Second_num;

​

​

​

​

​

        //OUTPUT

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        Console.WriteLine("");

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        Console.WriteLine("");

​

​

 Console.WriteLine("---------------------OUTPUT---------------------");

​

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    Console.WriteLine("");

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    Console.WriteLine("10 + 2 =" + Addition);

​

    Console.WriteLine("10 - 2 =" + Subtraction);

​

    Console.WriteLine("10 * 2 =" + Multiply);

​

    Console.WriteLine("10 / 2 =" + Division);

​

    }

}