using System;

public class Program

{

    public static void Main()

    {

        double test = 1e16;

        double test_a = 9999999999999999;

        double test_b = 9999999999999998;

        Console.WriteLine("test: " + test);

        Console.WriteLine("test A: " + test_a);

        Console.WriteLine("test B: " + test_b);

        bool compareWithA = test == test_a;

        bool compareWithB = test == test_b;

        Console.WriteLine("Test has same value as A: " + compareWithA.ToString());

        Console.WriteLine("Test has same value as B: " + compareWithB.ToString());

    }

}