Now suppose further that p1 points to a node of type N in a linked list. Write code that makes p1 point to the next node on the linked list.

Question

Suppose you have the following struct definition and typedef statements in your program:
```
struct N
{
double d;
N *next;
};
typedef N* node_ptr;
node_ptr p1;
```

Answer 1

```
p1 = p1->next;
```