using System;

namespace pool
{
    class Program
    {
        static void Main(string[] args)
        {
            int V = int.Parse(Console.ReadLine());
            int pipe1 = int.Parse(Console.ReadLine());
            int pipe2 = int.Parse(Console.ReadLine());
            double H = double.Parse(Console.ReadLine());
            double pipe1Fullliters = pipe1 * H;
            double pipe2Fullliters = pipe2 * H;
            double litersFull = pipe1Fullliters + pipe2Fullliters;
            double percFull = litersFull / V * 100;
            if (percFull <= V)
            {
                Console.WriteLine($"The pool is {percFull:F2}% full. Pipe 1: {pipe1Fullliters/ litersFull * 100:F2}%. Pipe 2: {pipe2Fullliters/ litersFull * 100:F2}%.");
            }
            else
            {
                Console.WriteLine($"For {H:F2} hours the pool overflows with {(litersFull - V):F2} liters.");
            }

        }
    }
}