using System;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            var n = int.Parse(Console.ReadLine());
            string max = " ";
            double maxSum = double.MinValue;
            double sum = 0.0;
            double pi = Math.PI;

            for (int i = 1; i <= n; i++)
            {
                string name = Console.ReadLine();
                var r = double.Parse(Console.ReadLine());
                    var h = int.Parse(Console.ReadLine());

                sum = pi * r * r * h;
                if(sum > maxSum)
                {
                    maxSum = sum;
                    max = name;
                }

            }
            Console.WriteLine(max);
        }
    }
}