#include <iostream> using namespace std; class A { private: int a,b; public: A(int aa, int bb) {a=aa; b=bb;} void printA() { cout<<"a: "<<a<<" b: "<<b<<endl; } }; class B: public A { int c; public: B(int aa, int bb, int cc):A(aa,bb){c=cc;} void printB() { printA(); cout<<"c: "<<c<<endl; } }; //********************* end ******************** int main() { int a1, a2; int b1, b2, b3; cin>>a1>>a2; cin>>b1>>b2>>b3; A a(a1,a2); B b(b1,b2,b3); a=b; a.printA(); b.printB(); return 0; }