#include <iostream>
using namespace std;

class SubSystem1 {
public:
 void Operation() {
 cout << "SubSystem1 operation..." << endl;
 }
};

class SubSystem2 {
public:
 void Operation() {
 cout << "SubSystem2 operation..." << endl;
 }
};

class Facade {
public:
 Facade() {
 _sub1 = new SubSystem1();
 _sub2 = new SubSystem2();
 }

 ~Facade() {
 delete _sub1;
 delete _sub2;
 }

 void OperationWrapper() {
 _sub1->Operation();
 _sub2->Operation();
 }
private:
 SubSystem1 *_sub1;
 SubSystem2 *_sub2;
};


int main() {
 Facade *facade = new Facade();
 facade->OperationWrapper();

 delete facade;
 return 0;
}