#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll = long long;
using vi = vector<int>;
using vvi = vector<vector<int>>;
using pii = pair<int, int>;
#define rep(i, n) for (int i = 0; i < (int)(n); ++i)
#define repr(i, n) for (int i = (int)(n - 1); i >= 0; --i)

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vi x(n), y(n);
    rep(i, n) cin >> x[i] >> y[i];
    sort(x.begin(), x.end());
    sort(y.begin(), y.end());

    int a = x[n / 2], b = y[n / 2];
    int ret = 0;
    rep(i, n) ret += abs(x[i] - a) + abs(y[i] - b);
    cout << ret << endl;
    return 0;
}