#include
using namespace std;
class BaseClass1 {
protected:
int x;
public:
void showx() { cout << x << "\n"; }
};
class BaseClass2 {
protected:
int y;
public:
void showy() { cout << y << "\n"; }
};
// Inherit multiple base classes.
class DerivedClass: public BaseClass1, public BaseClass2 {
public:
/* x and y are accessible because they are
protected in BaseClass1 and BaseClass2, not private. */
void set(int i, int j) { x = i; y = j; }
};
int main()
{
DerivedClass ob;
ob.set(10, 20); // provided by DerivedClass
ob.showx(); // from BaseClass1
ob.showy(); // from BaseClass2
return 0;
}
10
20