using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("By Brandon Eduardo Cortes Correa");

        Console.WriteLine("");

            int n, i, j, ocno=0,dn;

    Console.Write("\n\n");

    Console.Write("Convert decimal number to octal without using array:\n");

    Console.Write("------------------------------------------------------");

    Console.Write("\n\n");   

​

​

     Console.Write("Enter a number to convert : ");

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

     dn=n;

     i=1;

​

      for(j=n;j>0;j=j/8)

       {

        ocno=ocno+(j % 8)*i;

        i=i*10;

        n=n/8;

       }

     Console.Write("\nThe Octal of {0} is {1}.\n\n",dn,ocno);

}

}