ambiguity-c201050

#include<bits/stdc++.h>
using namespace std;
class A{

public:
    int a;
    void show(){
       cout<<a<<endl;
    }


};
class B: public A{

public:
    int b;
    void getvalue(){
        cin>>a>>b;
    }
    void show(){
      cout<<b<<endl;

    }

};
int main(){
B obj;
obj.getvalue();
obj.A::show();
obj.B::show();

return 0;
}