DistanceCalculator

using System;

namespace DistanceCalculator
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            int allStepsMade = int.Parse(Console.ReadLine());
            double lenghOfOneStepInCentimetres = double.Parse(Console.ReadLine());
            int distanceNeedToTravelInMeters = int.Parse(Console.ReadLine());
            double distanceNeedToTravelInCentimetres = distanceNeedToTravelInMeters * 100;
            double lengOfEveryFifthStep = lenghOfOneStepInCentimetres - (0.3 * lenghOfOneStepInCentimetres);
            double shorterSteps = 0;

            if (allStepsMade >= 5)
            {
                shorterSteps = Math.Truncate((double) allStepsMade / 5);
            }

            double normalSteps = allStepsMade - shorterSteps;
            double madeDistanceInCentimetres = (normalSteps * lenghOfOneStepInCentimetres) + (shorterSteps * lengOfEveryFifthStep);
            double percentageOfDistance = madeDistanceInCentimetres / distanceNeedToTravelInCentimetres * 100;
            Console.WriteLine($"You travelled {percentageOfDistance:F2}% of the distance!");
        }
      }
    }