using System;

public class Program

{

    public static void Main()

    {

        int a,b,c;

        Console.WriteLine("Enter the first number");

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

        Console.WriteLine("Enter the second number");

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

        Console.WriteLine("Enter the third number");

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

        if(a==b || b==c || c==a)

        {

            int sum=3*(a+b+c);

            Console.WriteLine("The answer is: " +sum);

        }

        else

        {

            Console.WriteLine("2 numbers are not equal");

        }

    }

}