using System;

public class Program

{

    public static void Main()

    {

    //Sofia Montalvo

        double Base, Lenght, width;

        Console.WriteLine("Tell me the lenght of the base of your triangle?");

        Base = double.Parse(Console.ReadLine());

        Console.WriteLine("Tell me the lenght of another size of your triangle");

        Lenght = double.Parse(Console.ReadLine());

        Console.WriteLine("Tell me the lenght of the last size of your triangle");

        width = double.Parse(Console.ReadLine());

        if(Base == Lenght && Lenght == width && Base == width)

        {

        Console.WriteLine("Your triangle is equilateral");  

        }   

        else if( Base == Lenght || Base == width || Lenght == width)

            {

            Console.WriteLine("Your triangle is Isosceles");

            }

            else if(Base != Lenght && Lenght != width && width != Base)

            {

            Console.WriteLine("Your triangle is scalene");      

            }

    }

}