using System;

public class Program

{

    public static void Main()

    {

        decimal priceUs = decimal.Parse(Console.ReadLine());

        decimal kiloUs = decimal.Parse(Console.ReadLine());

        decimal priceUk = decimal.Parse(Console.ReadLine());

        decimal kiloUk = decimal. Parse(Console.ReadLine());

        decimal priceCn = decimal.Parse(Console.ReadLine());

        decimal kiloCn = decimal.Parse(Console.ReadLine());

        decimal us =0.58m;

        decimal uk =0.41m;

        decimal cn =0.27m;

        var resUs = priceUs / us / kiloUs;

        var resUk = priceUk / uk / kiloUk;

        var resCn = priceCn * cn / kiloCn;

        //int[] arr = new int[3];

    //  {

        decimal[] arr = new decimal[3];

            arr[0] = resUs;

            arr[1] = resUk;

            arr[2] = resCn;

        Array.Sort(arr);

        foreach (decimal element in arr)

            {

        //  Console.WriteLine("{0:f2}", element);

            }

        decimal dif = arr[2] - arr[0];

    //  Console.WriteLine(arr[0]);

        Console.WriteLine("difference = {0:f2} lv/kg", dif);

        //  }

        decimal lowPr = Math.Min(Math.Min(resUs, resUk), resCn);

    //  Console.WriteLine(lowPr);//;

        string town = "";

        if (lowPr == resUs) town = "US"; // {string town = "US"; }

        else if (lowPr == resUk) town = "UK";//chrome-native://newtab/) {string town = "UK";}

        else if (lowPr == resCn) town = "CN";// {string town = "CN";}

        //= "US";}

        Console.WriteLine("The lowest price is {0:f2} lv/kg in {1}", lowPr, town);//, //town);

            //(re sUs

        //intint[];

        //Console.WriteLine("Hello World");

    }

}