using System;

public class Program

{

    public static void Main()

    {

/*

    C# Program to Find a Number using Pythagoras Theorem

*/

Double a, b, c;

        Console.WriteLine("Enter the First Value ");

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

        Console.WriteLine("Enter the Second Value ");

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

        c = Math.Sqrt(a * a + b * b);

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

        Console.ReadLine();

    }

}