class test2: public test
#include <iostream>
using namespace std;
class test
{
private: int x;
public : int y;
protected : int z;
};
class test2: public test
{ public: void show( ) { cout << x ; } };
int main( )
{
test2 t;
cout << t.x<<endl;
cout << t.y<<endl;
cout << t.z<<endl;
}
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C++谭浩强 冯博强 贾应知 袁辉勇
