#include<bits/stdc++.h>
using namespace std;
#include<atcoder/all>
using namespace atcoder;
using ll = long long;
int n;
vector<int> x,y;

void solve(){
	int ans = 1e9;
	for(int i = 0;i<303;i++){
		for(int j = 0;j<303;j++){
			int sum = 0;
			for(int k = 0;k<n;k++){
				int X = x[k];
				int Y = y[k];
				sum += abs(X-i)+abs(Y-j);
			}
			ans = min(ans,sum);
		}
	}
	cout<<ans<<endl;
}

signed main(){
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	cin >> n;
	x = y = vector<int>(n);
	for(int i = 0;i<n;i++){
		cin >> x[i] >> y[i];
	}
	solve();
}