#include<bits/stdc++.h>
#include <atcoder/all>
#ifdef LOCAL
#include <debug_print.hpp>
#define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
#else
#define debug(...) (static_cast<void>(0))
#endif
using namespace atcoder;
using mint=modint1000000007;
using namespace std;
using ll=long long;
using ul=unsigned long long;
int dx[8] = {-1, 1, 0, 0, -1, -1, 1, 1};
int dy[8] = {0, 0, -1, 1, -1, 1, -1, 1};
using Graph=vector<vector<int>>;
ll op(ll a,ll b){return max(a,b);}
ll e(){return 0;}
int main(){
    int N;
    cin>>N;
    vector<int>X(N),Y(N);
    for(int i=0;i<N;i++)cin>>X[i]>>Y[i];
    int m=2e9;
    for(int i=0;i<=300;i++){
        for(int j=0;j<=300;j++){
            int sum=0;
            for(int k=0;k<N;k++){
                sum+=abs(i-X[k])+abs(j-Y[k]);
            }
            m=min(m,sum);
        }
    }
    cout<<m<<endl;
}