using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

class Program
{
    static void Main(string[] args)
    {
        int n = int.Parse(Console.ReadLine());
        Fraction[] frac = new Fraction[n];
        for (int i = 0; i < n; i++)
        {
            var AB = Console.ReadLine().Split().Select(int.Parse);
            frac[i] = new Fraction { Numerator = AB.First(), Denominator = AB.Last() };
        }
        frac = frac.OrderByDescending(i => i.Numerator / (double)i.Denominator).ToArray();
        foreach (var item in frac)
        {
            Console.WriteLine($"{item.Numerator} {item.Denominator}");
        }
    }
}

public class Fraction
{
    public int Numerator { get; set; }  // 分子
    public int Denominator { get; set; }    // 分母
}