第五周阅读程序一

#include <iostream>
using namespace std;
class base
{
private:
int m;
public:
base() {};
base(int m){this->m=m;}
int get(){return m;}
void set(int m){this->m=m;}
};//base_end

int main()
{
base *ptr;
ptr=new base[2];
ptr->set(30);
ptr=ptr+1;
ptr->set(50);
base a[2]= {1,9};
cout<<a[0].get()<<","<<a[1].get()<<endl;
cout<<ptr->get()<<",";
ptr=ptr-1;
cout<<ptr->get()<<endl;
delete[] ptr;
return 0;
}