/*
 * C# Program to Convert Decimal to Binary
 */
using System;
class myclass
{
    static void Main()
    {
        int num;
        Console.Write("Enter a Number : ");
        num = int.Parse(Console.ReadLine());
        int quot;
        string rem = "";
        while (num >= 1)
            {
                quot = num / 2;
                rem += (num % 2).ToString();
                num = quot;
            }
        string bin = "";
        for (int i = rem.Length - 1; i >= 0; i--)
            {
                bin = bin + rem[i];
            }
        Console.WriteLine("The Binary format for given number is {0}", bin);
        Console.Read();
    }
}

/*
Enter the Number : 3
Binary Format for the Given Number is : 11