#include<bits/stdc++.h>
namespace {
#pragma GCC diagnostic ignored "-Wunused-function"
#include<atcoder/all>
#pragma GCC diagnostic warning "-Wunused-function"
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i = 0; i < (int)(n); i++)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; i--)
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
template<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } else return false; }
template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return true; } else return false; }
using ll = long long;
using P = pair<int,int>;
using VI = vector<int>;
using VVI = vector<VI>;
using VL = vector<ll>;
using VVL = vector<VL>;

template<class T>
vector<T> manhattan_dist_max(vector<pair<T, T>> ps) {
  T v1, v2, v3, v4;
  v1 = v3 = numeric_limits<T>::max();
  v2 = v4 = numeric_limits<T>::min();
  for(auto [x, y] : ps) {
    T s = x + y;
    T t = -x + y;
    chmin(v1, s);
    chmax(v2, s);
    chmin(v3, t);
    chmax(v4, t);
  }
  int n = ps.size();
  vector<T> res;
  res.reserve(n);
  for(auto [x, y] : ps) {
    T s = x + y;
    T t = -x + y;
    res.emplace_back(max({s - v1, v2 - s, t - v3, v4 - t}));
  }
  return res;
}

template<class T>
vector<T> manhattan_dist_min(const vector<pair<T, T>>& points) {
  const int n = points.size();
  assert(n >= 2);
  struct S { int x, y, i; };
  vector<S> ps(n);
  for (int i = 0; i < n; i++) {
    auto [x, y] = points[i];
    ps[i] = {x + y, -x + y, i};
  }
  sort(ps.begin(), ps.end(), [](const S& p1, const S& p2) {
    return p1.x < p2.x;
  });
  vector<T> vals(n);
  for (int i = 0; i < n; i++) vals[i] = ps[i].y;
  sort(vals.begin(), vals.end());
  vals.erase(unique(vals.begin(), vals.end()), vals.end());
  const int sz = vals.size();

  vector<T> ls(n, -1), rs(n);
  auto dist = [&](const S& p1, const S& p2) {
    return max(abs(p1.x - p2.x), abs(p1.y - p2.y));
  };
  for (int i = 1; i < n; i++) rs[0] = rs[i] = dist(ps[0], ps[i]);
  vector<tuple<T, bool, int>> evs;
  fenwick_tree<int> ft(sz);
  vector<int> cnt(n);
  while(true) {
    evs.clear();
    for (int i = 0; i < n; i++) if (rs[i] - ls[i] > 1) {
      T c = (rs[i] + ls[i]) / 2;
      assert(c >= 0);
      evs.emplace_back(ps[i].x - c, false, i);
      evs.emplace_back(ps[i].x + c, true, i);
    }
    if (evs.empty()) break;
    sort(evs.begin(), evs.end());
    int ptr = 0;
    for (auto [x, t, i] : evs) {
      while(ptr < n && ((!t && ps[ptr].x < x) || (t && ps[ptr].x <= x))) {
        ft.add(lower_bound(vals.begin(), vals.end(), ps[ptr++].y) - vals.begin(), 1);
      }
      T c = (rs[i] + ls[i]) / 2;
      int l = lower_bound(vals.begin(), vals.end(), ps[i].y - c) - vals.begin();
      int r = upper_bound(vals.begin(), vals.end(), ps[i].y + c) - vals.begin();
      int sm = ft.sum(l, r);
      if (!t) {
        cnt[i] = sm;
      } else {
        assert(cnt[i] + 1 <= sm);
        (cnt[i] + 1 == sm ? ls[i] : rs[i]) = c;
      }
    }
  }
  vector<T> res(n);
  for (int i = 0; i < n; i++) res[ps[i].i] = rs[i];
  return res;
}


} int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  vector<P> xy(n);
  for(auto& [x, y] : xy) cin >> x >> y;
  VI mx = manhattan_dist_max(xy);
  VI mn = manhattan_dist_min(xy);
  int ans = 2001001001;
  rep(i, n) chmin(ans, mx[i] - mn[i]);
  cout << ans << '\n';
}