using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _01Nacepin
{
    class Nacepin
    {
        static void Main(string[] args)
        {
           double priceUs = double.Parse(Console.ReadLine());
           double weightUs = double.Parse(Console.ReadLine());
           double priceUk = double.Parse(Console.ReadLine());
           double weightUk = double.Parse(Console.ReadLine());
           double priceChinee = double.Parse(Console.ReadLine());
           double weihgtChinese = double.Parse(Console.ReadLine());
            double usStore = priceUs / 0.58;
            double resultUs = usStore / weightUs;
            double ukStore = priceUk / 0.41;
            double resultUk = ukStore / weightUk;
            double chiseStore = priceChinee * 0.27;
            double resultChise = (chiseStore / weihgtChinese);
            double min = Math.Min (Math.Min(resultUs,resultUk),resultChise);
            double max = Math.Max (Math.Max(resultUs,resultUk),resultChise);
            double difference = Math.Abs(max-min);
            if (resultUs < resultUk && resultUs < resultChise)
            {
                Console.WriteLine("US store. {0:F2} lv/kg",min);
                Console.WriteLine("Difference {0:F2} lv/kg",difference);
            }
            else if(resultUk < resultUs && resultUk < resultChise)
            {

                Console.WriteLine("UK store. {0:F2} lv/kg", min);
                Console.WriteLine("Difference {0:F2} lv/kg", difference);
            }
            else if (resultChise < resultUk && resultChise < resultUs)
            {

                Console.WriteLine("Chinese store. {0:F2} lv/kg", min);
                Console.WriteLine("Difference {0:F2} lv/kg", difference);
            }


        }
    }
}