c++继承

#include <iostream>

using namespace std;

class A
{
public:
    int get(int a,int b)
    {
        return a*b;
    }
private:
    int a,b;
};
class Point:private A
{
public:
    void Ceshi();
    private:
    int add(int x,int y)
    {
        return x+y;
    }
    int x;
    int y;
};
void Point::Ceshi()
{
cout<<get(10,10);//可以
cout<<add(2,32);//可以
}

int main()
{
    Point P;
    //cout<<P.add(2,3)<<endl; 不能，add是private
    //cout<<P.get(10,10);不能
    P.Ceshi();
    return 0;
}