#include <bits/stdc++.h>
using namespace std;
int seiza[201][2], star[1000][2], n, m, dx, dy, x, y, a;
int main() {
  cin >> n;
  for (int i = 0; i < n; i++) {
    cin >> seiza[i][0] >> seiza[i][1];
  }
  cin >> m;
  for (int i = 0; i < m; i++) {
    cin >> star[i][0] >> star[i][1];
  }
  for (int i = 0; i < m; i++) {
    dx = star[i][0] - seiza[0][0];
    dy = star[i][1] - seiza[0][1];
    for (int j = 0; j < m; j++) {
      int c = 0;
      if (star[i][0] == seiza[0][0] + dx && star[i][1] == seiza[0][1] + dy) {
        for (int k = 1; k < n; k++) {
          for (int l = 0; l < m; l++) {
            if (star[l][0] == seiza[k][0] + dx &&
                star[l][1] == seiza[k][1] + dy) {
              c++;
              break;
            }
          }
          if (c == n - 1) break;
        }
      }
      if (c == n - 1) {
        a = c;
        break;
      }
    }
    if (a == n - 1) break;
  }
  cout << dx << " " << dy << endl;
}
