#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, s, e) for (int i = (int)(s); i < (int)(e); ++i)
#define all(a) (a).begin(),(a).end()

int main() {
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    
    int N;
    cin >> N;
    vector<int> X(N), Y(N);
    rep(i, 0, N) cin >> X[i] >> Y[i];
    
    sort(all(X));
    sort(all(Y));
    
    ll ans = 0;
    rep(i, 0, N) {
        ans += abs(X[i] - X[N/2]);
        ans += abs(Y[i] - Y[N/2]);
    }
    cout << ans << '\n';
}