#include <iostream>
using namespace std;

class Abc;
{
    public:
    void show()
    {
        cout<<"in show"<<endl;
    }
    void display()
    {
        fun();
        cout<<"in fun"<<endl;
    }
    return 0;
};
int main()
{
    Abc obj;
    obj.show();
    obj.dispaly();
}