using System;

namespace ex_dbl
{
    class Program
    {
        static void Main(string[] args)
        {
            double x = 15 / 4;
            Console.WriteLine("x = " + x);
            //Printed "x = 3"

            x = 15.0 / 4;
            Console.WriteLine("x = " + x);
            //Printed "x = 3.75"

            x = 15 / 4.0;
            Console.WriteLine("x = " + x);
            //Printed "x = 3.75"
        }
    }
}