[C++] public / protected / private
● public#include #include using namespace std; class A { int a1;//1 protected: int b1;//2 public: int c1;//3 void setA1(int n){ a1 = n;} void setB1(int n) { b1 = n; } int getA1()const { return a1 ; } int getB1()const { return b1; } }; class B:public A { int a2;//4 protected: int b2;//5 public: int c2;//6 void setA2(int n) { a2 = n; } void setB2(int n) { b2 = n; } int getA2()const { return a2; } ..