using System;

public class Program

{

    public static void Main()

    {

        double num;

        double box;

        Console.WriteLine("enter the number of estewanat");

        num = double.Parse(Console.ReadLine());

        box =num/50;

        Console.WriteLine("the number of full boxes is: " +(int)box);

        Console.WriteLine("the number of remainder estewanat is: " +(box-(int)box));                

    }

}