#include <iostream>


/**
struct A {
    int *p;
};

int main() {
    A a;
    int x = 10;
    a.p = &x;
    cout << *a.p << endl;
    return 0;
}
 **/
using namespace std;

 struct Rectangle {
     int length;
     int width;
 };

 void f1(Rectangle r) {
     cout << r.length << " " << r.width << endl;
 }

 int main() {
     Rectangle r;
     f1(r);
     return 0;
 }