#include <iostream>
using namespace std;

class Arun{
    public:
    int a = 10;
    void show(int a){
        cout<<a<<endl;
    }
    
};

int main() { 
    Arun *obj = new Arun();
    obj->show(10);
    cout<<obj<<endl;
    delete obj;
    obj->show();
    return 0; 
}