C# example to convert decimal to binary

 using System;  
 using System.Collections.Generic;  
 using System.Linq;  
 using System.Text;  
 using System.Threading.Tasks;  
 namespace sorting  
 {  
   class BinaryToDecimal  
   {  
     public static void Main(string[] args)  
     {  
       int n, i;  
       int[] a = new int[10];  
       Console.Write("Enter the number to convert: ");  
       n = int.Parse(Console.ReadLine());  
       for (i = 0; n > 0; i++)  
       {  
         a[i] = n % 2;  
         n = n / 2;  
       }  
       Console.Write("Binary of the given number= ");  
       for (i = i - 1; i >= 0; i--)  
       {  
         Console.Write(a[i]);  
       }  
       Console.ReadLine();  
     }  
   }  
 }