using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Yhtalolaskuri
{
    class Program
    {
        static void Main(string[] args)
        {
            int results = 0;
            double result = 0, result1 = 0, result2 = 0, x = 0;

            //Start looking for the right x
            while (results < 2)
            {
                //Calculate the result with the current x
                result = (Math.Pow(x, 2.0) * 2.0) - 5.0 * x - 3.0;
                Console.WriteLine("x\t=\t{0}\tresult\t=\t{1}", x, result);

                //If it's a correct answer, store to result1 or result2
                if (result == 0 && results < 1)
                {
                    result1 = x;
                    results++;
                }
                else if (result == 0 && results < 2)
                {
                    result2 = x;
                    results++;
                }

                //Switch x sign and increment it if it's positive
                if (x > 0)
                {
                    x *= -1;
                }
                else if (x <= 0)
                {
                    x *= -1;
                    x+= 0.1;
                }
            }

            Console.WriteLine("Yhtälö on tosi kun x on {0} tai {1}", result1, result2);
            Console.ReadKey();

        }
    }
}