using System;

public class Program

{

    public static void Main()

    {

        double car_price ;

        double car_after ;

        double qast ;

        double sell_amount ;

        Console.WriteLine("car price is :");

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

        Console.WriteLine("sell amount is :");

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

        car_after=car_price-(car_price*sell_amount);

        Console.WriteLine("car price after the sell is :  {0}",car_after);

        qast=car_after/10;

        Console.WriteLine("qast values {0}",qast);  

    }

}