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