using System;
using System.Collections.Generic;
using System.Linq;

namespace _04.AverageGrades
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            List<Student> list = new List<Student>();
            SortedList<string, double> ByName = new SortedList<string, double>();

            for (int i = 0; i < n; i++)
            {
                string[] input = Console.ReadLine().Split(' ');
                List<double> grades = input.Skip(1).Select(double.Parse).ToList();
                list.Add(new Student(input[0], grades));
            }
            list.OrderBy(x => x._name).ThenBy(x => x._averageGrade);

            Console.WriteLine(string.Join("\r\n", list.Where(x => x._averageGrade > 5.00)));
        }

        class Student
        {
            public string _name;
            public List<double> _grades;
            public double _averageGrade;

            public Student(string name, List<double> grades)
            {
                this._name = name;
                this._grades = grades;
                this._averageGrade = grades.Average();
            }

            public override string ToString()
            {
                return string.Format("{0} -> {1:F2}", this._name, this._averageGrade);
            }
        }
    }
}