Longer Line fixed

using System;

class LongerLine
{
    static void Main()
    {
        double x1 = double.Parse(Console.ReadLine());
        double y1 = double.Parse(Console.ReadLine());
        double x2 = double.Parse(Console.ReadLine());
        double y2 = double.Parse(Console.ReadLine());
        double x3 = double.Parse(Console.ReadLine());
        double y3 = double.Parse(Console.ReadLine());
        double x4 = double.Parse(Console.ReadLine());
        double y4 = double.Parse(Console.ReadLine());

        PrintLongerLine(x1, y1, x2, y2, x3, y3, x4, y4);
    }

    static void PrintLongerLine(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
    {
        double firstLineLen = Math.Sqrt(Math.Pow((x2 - x1), 2) + Math.Pow((y2 - y1), 2));
        double secondLineLen = Math.Sqrt(Math.Pow((x4 - x3), 2) + Math.Pow((y4 - y3), 2));

        if (firstLineLen >= secondLineLen)
        {
            bool isFirstCloser = closerPoint(x1, y1, x2, y2);
            if (isFirstCloser)
            {
                Console.WriteLine($"({x1}, {y1})({x2}, {y2})");
            }
            else
            {
                Console.WriteLine($"({x2}, {y2})({x1}, {y1})");
            }
        }
        else
        {
            bool isFirstCloser = closerPoint(x3, y3, x4, y4);
            if (isFirstCloser)
            {
                Console.WriteLine($"({x3}, {y3})({x4}, {y4})");
            }
            else
            {
                Console.WriteLine($"({x4}, {y4})({x3}, {y3})");
            }
        }
    }

 private static bool closerPoint(double x1, double y1, double x2, double y2)
    {
        double firstPointLine = Math.Sqrt(x1*x1 + y1*y1);
        double secondPointLine = Math.Sqrt(x2 * x2 + y2 * y2);
        bool isFirstCloser = true;
        if (firstPointLine<=secondPointLine)
        {
            isFirstCloser = true;
        }
        else
        {
            isFirstCloser = false;
        }
        return isFirstCloser;
    }

}