Write a program Convert to number to binary

class Program

{

    static void Main(string[] args)

    {

        int num, temp = 1, n = 0;

        Console.Write("Enter a Number : ");

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

        while (num > 0)

        {

            if (num % 2 == 1)

                n = n + temp;

            num = num / 2;

            temp = temp * 10;

        }

        Console.WriteLine("The Binary format for given number is: {0}", n);

        Console.ReadLine();

    }

}