#include <iostream>
using namespace std;
int main()
{
int abc, def;
int *p;
cout<<"pointer: "<<p<<endl;
cout<<"Hello World: "<<abc<<endl;
cout<<"Hello World: "<<def<<endl;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgoKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkKewogICAgCiAgICBpbnQgYWJjLCBkZWY7CiAgICBpbnQgKnA7CiAgICBjb3V0PDwicG9pbnRlcjogIjw8cDw8ZW5kbDsKICAgIGNvdXQ8PCJIZWxsbyBXb3JsZDogIjw8YWJjPDxlbmRsOwogICAgY291dDw8IkhlbGxvIFdvcmxkOiAiPDxkZWY8PGVuZGw7CgogICAgcmV0dXJuIDA7Cn0K