using System;

namespace kegs
{
    class Program
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());
            string nameModel = "";

            double volume = 0;
            string biggestVolume = "";

            for (int i = 0; i < number; i++)
            {
                nameModel = Console.ReadLine();
                double radius = double.Parse(Console.ReadLine());
                long hight = long.Parse(Console.ReadLine());
                double volume1 = Math.PI * radius * radius * hight;
                if (volume1 > volume)
                {
                    volume = volume1;
                    biggestVolume = nameModel;
                }
            }
            Console.WriteLine(biggestVolume);
        }
    }
}