Please help me in C program and make sure it can run Create

Please help me in C++ program and make sure it can run
Create a node class/struct.
Create a queue class/struct.

Members:
Node - a node that tracks the front of the queue.
Node - a node that tracks the end of the queue.
Count - indicates how many items are on the queue.

Methods:
En-queue
- Accepts a number and adds to the end of the queue.
De-queue
- Returns a number from the front of the queue.
- If the queueis empty, emit an error indicating the queueis empty.
IsEmpty
- Returns a boolean indicating if the queue is empty.

Solution

bool Queue: :enqueue (const item & item)

{

if (isfull())

return false;

node * add=new node;

if (add==null)

return false;

add->item=item;

add->next=null;

items++;

if(front==null)

front=add;

else

rear->next=add;

rear=add;

return true;

}