World Swimming Record

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

namespace DomashnoWorldSwimmingRecord
{
    class Program
    {
        static void Main(string[] args)
        {
            // get data - WR in seconds, MetersToSwim, SpeedSecondsPerMeter

            double WorldRecordInSecond = double.Parse(Console.ReadLine());
            double MetersToSwim = double.Parse(Console.ReadLine());
            double SpeedSecondsPerMeter = double.Parse(Console.ReadLine());

            // calculate DelayResistanceSeconds

            double DelayResistanceSeconds = (Math.Floor(MetersToSwim / 15)) * 12.5;

            // calculate TimeWithDelay

            double TimeWithDelayInSeconds = SpeedSecondsPerMeter * MetersToSwim + DelayResistanceSeconds;

            // Print Result with Message

            if (TimeWithDelayInSeconds >= WorldRecordInSecond)
            {
                Console.WriteLine($"No, he failed! He was {TimeWithDelayInSeconds - WorldRecordInSecond:F2} seconds slower.");
            }
            else
            {
                Console.WriteLine($"Yes, he succeeded! The new world record is {TimeWithDelayInSeconds:F2} seconds.");
            }
        }
    }
}