Files

41 lines
597 B
Python

import sys
N = int(input())
SR = []
T = []
TM = 0
def getTopLeft(c4):
return c4[0], c4[-1]
def getBottomRight(c4):
return c4[2], c4[1]
S = [tuple(map(int, sys.stdin.readline().split())) for i in range(N)]
for c4 in S:
m = getBottomRight(c4)
dm = m[1] / m[0]
M = getTopLeft(c4)
dM = M[1] / M[0]
SR.append((dm, dM))
for i in SR:
cnt = 0
cnt2 = 0
for j in SR:
if j[0] <= i[0] <= j[1]:
cnt += 1
if j[0] <= i[1] <= j[1]:
cnt2 += 1
if TM < cnt:
TM = cnt
if TM < cnt2:
TM = cnt2
print(TM)