#include <bits/stdc++.h>
using namespace std;
int main() {
  int x1, y1, x2, y2;
  cin >> x1 >> y1 >> x2 >> y2;
  if (x1 == x2) {
    cout << x1 + abs(y1 - y2) << ' ' << y1 << ' ' << x2 + abs(y1 - y2) << ' '
         << y2 << endl;
  } else if (y1 == y2) {
    cout << x1 << ' ' << y1 + abs(x1 - x2) << ' ' << x2 << ' '
         << y2 + abs(x1 - x2) << endl;
  } else if (abs(x1 - x2) == abs(y1 - y2)) {
    cout << x1 << ' ' << y2 << ' ' << x2 << ' ' << y1 << endl;
  } else {
    cout << -1 << endl;
  }
}
