Addtion of two numbers by C#

Addition of two numbers

using System;

public class Sum

{

    

public static void Main(String[] args)

{

int a,b,c;                                                   Console.WriteLine("Enter the value for a:");

a=Convert.ToInt32(Console.ReadLine());                                         Console.WriteLine("Enter the value for b:");

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

c=a+b;

Console.WriteLine("Answer of {0}+{1}:{2}",a,b,c);

Console.ReadLine();

}

}

output :