vacationBooksList_SoftUni

using System;

namespace softuni1
{
    class Program
    {
        static void Main(string[] args)
        {
            //input
            int bookPages = int.Parse(Console.ReadLine());
            double hpages = double.Parse(Console.ReadLine());
            int days = int.Parse(Console.ReadLine());

            //calculation
            double time = bookPages / hpages;
            double hoursInDay = time / days;

            Console.WriteLine(hoursInDay);

        }

    }
}