import java.util.Scanner;
public class DecimalToOctal
{
    public static void main()
    {
        int count=0;
        Scanner sc=new Scanner(System.in);
        long decimal=0,octal=0,temp=0;
        count=0;
        System.out.print("ENTER DECIMAL NUMBER:");
        decimal=sc.nextInt();
        
        temp=decimal;
        count=0;
        while(temp>0)
        {
            octal=octal+(temp%8)*(long)Math.pow(10,count);

            count++;
            temp=temp/8;
        }
        System.out.println("THE OCTAL VALUE OF DECIMAL "+decimal+" IS "+octal);
    }
}