using System;

public class Program

{

    public static void Main()

    {

        double familias, ch;

        Console.WriteLine("Calculo de cantidad de recorridos ");

        Console.WriteLine("Cuantas familias hay en la colonia: ");

        familias = Convert.ToUInt16(Console.ReadLine());

        ch = familias * 4;

        double cb = ch * 1.5;

        double tb = cb / 1000;

        Console.WriteLine("La colonia genera {0} toneladas de basura", tb);

        double v = Math.Ceiling(tb / 4);

        Console.WriteLine("se requieren {0} recorridos", v);

    }

}