#include <iostream>
 
using namespace std;
 
template <typename T>
class Base {
public:
    T t;
    void use() {cout << "base" << endl;};
};
 
template <typename T>
class Derived: public Base<T> {
 
public:
   using Base<T>::use;
   T x;
   void print() { use(); };
 
};
 
using namespace std;
 
int main() {
 
    Derived<float> *s = new Derived<float>();
 
    s->Base<float>::use(); // this is okay
    s->use();  // compiler complaints that "void Base<T>::use() is inaccessible"
 
    s->print(); // this is okay
 
    return 0;
}
 
 

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