// z6.3.1-new.cc
//
#include <iostream>
using namespace std;

int main() {
   int* myPtr = nullptr;
   cout << "myPtr: "  << myPtr << endl;
 
   // Next line would cause error because myPtr is null
   // cout << "*myPtr: " << *myPtr << endl; // ERROR
 
   // new allocates int, returns pointer
   myPtr = new int;
   cout << "myPtr: "  << myPtr << endl;
   cout << "*myPtr: " << *myPtr << endl;
 
   *myPtr = 555;
   cout << "*myPtr: " << *myPtr << endl;
 
   return 0;
}