#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int N, MinX = 1000, MaxX = -1, MinY = 1000, MaxY = -1, Ans = 1e9; cin >> N;
  vector<int> X(N), Y(N);

  for (int i = 0; i < N; i++) {
    cin >> X.at(i) >> Y.at(i);
    MinX = min(MinX, X.at(i));
    MaxX = max(MaxX, X.at(i));
    MinY = min(MinY, Y.at(i));
    MaxY = max(MaxY, Y.at(i));
  }

  for (int i = MinX; i <= MaxX; i++) {
    for (int j = MinY; j <= MaxY; j++) {
      int S = 0;
      for (int k = 0; k < N; k++)
        S += abs(i - X.at(k)) + abs(j - Y.at(k));
      Ans = min(Ans, S);
    }
  }

  cout << Ans << endl;
}