#include <bits/stdc++.h>

using namespace std;

#define INFILE "reuniune.in"
#define OUTFILE "reuniune.out"

class Rectangle {

public:
    int x1, y1, x2, y2;

    Rectangle(){}
    Rectangle(int _x1, int _y1, int _x2, int _y2) : x1(_x1), y1(_y1), x2(_x2), y2(_y2){}

    int getArea(){
        return (abs(x1 - x2) * abs(y1 - y2));
    }

};

void solve(){

}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    freopen(INFILE, "r", stdin);
    freopen(OUTFILE, "w", stdout);
    solve();
    return 0;
}