import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

from fractions import Fraction

N = int(readline())
m = map(int,read().split())
AB = zip(m,m)

AB = sorted(AB, key = lambda x : x[0] / x[1], reverse=True)

print('\n'.join(' '.join(map(str,x)) for x in AB))