1. Complete the program segment below so that the contents of intPtr
and n before return agree with the diagram. 
intPtr     n
+---+    +---+
| *-|--->| 5 |
+---+    +---+

int main ( ) {
    ____ intPtr;
    ____ n;
    intPtr = ____ ;
    n = ____ ;
    return 0;
}