using System;

public class Program

{

    public static void Main()

    {

        double a = 0;

        double b = 0;

        double c = 0;

        Console.WriteLine("Please Enter First Value: ");

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

        Console.WriteLine("Please Enter Second Value: ");

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

        c= Math.Sqrt(a*a + b*b);

        Console.WriteLine("The Other Number is {0}", c);

    }

}