using System;

​

public class Program

{

    public static void Main()

    {

        double hummus_price1, hummus_price2;

        Console.WriteLine("Write the price of 2  hummus");

        hummus_price1 = double.Parse(Console.ReadLine());

        hummus_price2 = double.Parse(Console.ReadLine());

        while (hummus_price1 <= 0 || hummus_price2 <= 0)

        {

            Console.WriteLine( "the max price is: " + (Math.Max(hummus_price1, hummus_price2)));

            Console.WriteLine("the min price is:" +(Math.Min(hummus_price1, hummus_price2)));

        }

    }

}