#include <iostream>
using namespace std;
 
struct Punct {
  int x, y;
};
 
struct Dreptunghi {
	Punct stangaJos, dreaptaSus;
};
 
void actualizareDreptunghi(Dreptunghi& dreptunghi, int x1, int y1, int x2, int y2) {
	 dreptunghi.stangaJos.x = x1, dreptunghi.stangaJos.y = y1, dreptunghi.dreaptaSus.x = x2, dreptunghi.dreaptaSus.y = y2;
	 cout << dreptunghi.stangaJos.x << dreptunghi.stangaJos.y << dreptunghi.dreaptaSus.x << dreptunghi.dreaptaSus.y;
 
}
 
int main() {
	Dreptunghi dreptunghi;
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    cout << "Am citit coordonatele " << a << " " << b << " " << c << " " << d << "\n";
    actualizareDreptunghi(dreptunghi, a, b, c, d);
    return 0;
}
 

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