import sys
from collections import deque, Counter
input = lambda: sys.stdin.readline().rstrip()
ii = lambda: int(input())
mi = lambda: map(int, input().split())
li = lambda: list(mi())
inf = 2 ** 63 - 1
mod = 998244353

n = ii()

x = []
y = []

for i in range(n):
    a, b = mi()
    x.append(a)
    y.append(b)

x.sort()
y.sort()

xx = x[n//2]
yy = y[n//2]

ans = 0

for i in range(n):
    ans += abs(xx - x[i]) + abs(yy - y[i])
print(ans)