Swaping Two Number Taking Temp Variable

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Swapingtwonumberusingtempvariable
{
    class Program
    {
        static void Main(string[] args)
        {
            int a, b, temp;
            Console.WriteLine("Please Enter First Number");
            a = Convert.ToInt32(Console.ReadLine());
            Console.WriteLine("Please Enter Second Number");
            b = Convert.ToInt32(Console.ReadLine());
            temp = a;
            a = b;
            b = temp;
            Console.WriteLine(" After Swaping First Number"+a);
            Console.WriteLine(" After Swaping Second Number"+b);
            Console.ReadLine();
        }
    }
}