import sys
input = sys.stdin.readline

N=int(input())

A=[]
B=[]
for i in range(N):
    x,y=map(int,input().split())
    A.append(x)
    B.append(y)

ANS1=1<<60
ANS2=1<<60

for a in A:
    score=0
    for x in A:
        score+=abs(a-x)

    ANS1=min(ANS1,score)

for a in B:
    score=0
    for x in B:
        score+=abs(a-x)

    ANS2=min(ANS2,score)

print(ANS1+ANS2)