#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001



int main(){
	
	int n;
	cin>>n;
	vector<int> x(n),y(n);
	rep(i,n)cin>>x[i]>>y[i];
	sort(x.begin(),x.end());
	sort(y.begin(),y.end());
	int ans = 0;
	rep(i,n){
		ans += abs(x[i] - x[n/2]);
		ans += abs(y[i] - y[n/2]);
	}
	cout<<ans<<endl;
	return 0;
}