#include <bits/stdc++.h>
using namespace std;
int main() {
  int x1, y1, x2, y2;
  cin >> x1 >> y1 >> x2 >> y2;
  if (x1 != x2 && y1 != y2 && abs(x1 - x2) != abs(y1 - y2)) {
    cout << "-1" << endl;
  } else 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 {
    cout << x1 << " " << y2 << " " << x2 << " " << y1 << endl;
  }
  return 0;
}
