09_LongerLine

using System;

namespace _09_LongerLine
{
    class Program
    {
        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());

            double lineOneLenght = FindLongerLine(x1, y1, x2, y2);
            double lineTwoLenght = FindLongerLine(x3, y3, x4, y4);

            if (lineOneLenght >= lineTwoLenght)
            {
                double pointOneToCent = FindClosestPoint(x1, y1);
                double pointTwoToCent = FindClosestPoint(x2, y2);

                if (pointOneToCent <= pointTwoToCent)
                {
                    Console.WriteLine($"({x1}, {y1})({x2}, {y2})");
                }
                else
                {
                    Console.WriteLine($"({x2}, {y2})({x1}, {y1})");
                }
            }

            else
            {
                double pointOneToCent = FindClosestPoint(x3, y3);
                double pointTwoToCent = FindClosestPoint(x4, y4);

                if (pointOneToCent <= pointTwoToCent)
                {
                    Console.WriteLine($"({x3}, {y3})({x4}, {y4})");
                }
                else
                {
                    Console.WriteLine($"({x4}, {y4})({x3}, {y3})");
                }
            }
        }

        static double FindLongerLine(double x1, double y1, double x2, double y2)
        {
            double result = Math.Pow((x2 - x1), 2) + Math.Pow((y2 - y1), 2);
            return result;
        }

        static double FindClosestPoint(double coordinateX1, double coordinateY1)
        {
            double distancePointToCent = Math.Sqrt(Math.Pow(coordinateX1, 2) + Math.Pow(coordinateY1, 2));
            return distancePointToCent;
        }
    }
}