n=gets.to_i
a=Array.new(n)
h={}
n.times do |i|
  x,y=gets.split.map(&:to_i)
  a[i]=Rational(x,y)
  h[a[i]]=[x, y]
end
a.sort!.reverse!
for v in a.each do
  puts h[v].map(&:to_s).join(" ")
end