using System;

public class Program

{

    public static void Main()

    {

        string s;

        double x, y;

        Console.WriteLine("x");

        s=Console.ReadLine();

        x=double.Parse(s);

        if(x<500)

        {

        Console.WriteLine("5% no alga");

        }

        else if(x<500 && x<800)

        {

        Console.WriteLine("15% no alga");

        }

        else if(x>800)

        {

        Console.WriteLine("25% no alga");

        }

        Console.WriteLine("y");

        s=Console.ReadLine();

        y=double.Parse(s);

        if(y<30)

        {

        Console.WriteLine("0% no piemaksa");

        }

        else if(y>30)

        {

        Console.WriteLine("10% no piemaksa");

        }   

    }

}