#include <iostream>
#include <cstring>
#include <cmath>
using namespace std;


struct point {
    int x;
    int y;
};

struct side {
    int side1;
    int side2;
};
struct quadrangle {
    quadrangle(side side_quadr, int define_type): side_quadr(side_quadr), define_type(define_type)
    {}
    quadrangle(point p1, point p2, int define_type) : p1(p1), p2(p2), define_type(define_type)
    {}

    point p1;
    point p2;
    side side_quadr;
    int define_type;

    int quadrangle_square(){
        if (define_type==1)
            return abs(p1.x-p2.x)*abs(p1.y-p2.y);
        if (define_type==2)
            return side_quadr.side1*side_quadr.side2;
        return 0;
    }
};


int main(){
    quadrangle test1({1, 1},{3, 3},1);
    cout << test1.quadrangle_square() << endl;

    quadrangle test2({3, 3}, 2);
    cout << test2.quadrangle_square() << endl;
}