Node* Node::createNode(int n)
{
    Node newNode(n);
    Node *temp = &newNode;
    return temp;
}

void Node::printNode(Node* node)
{
    cout << node->data << "t" << node->next << endl;
    system("pause");
}

int main(int argc, char* argv[])
{

    Node *head = Node::createNode(10);
    Node::printNode(head);
    return 0;
}

Node Node::createNode(int n)
{
    Node newNode(n);
    return newNode;
}

std::unique_ptr<Node> Node::createNode(int n)
{
    return std::unique_ptr<Node>(new Node(n));
}

Node* Node::createNode(int n)
{
    Node newNode(n);       // create a node on stack
    Node *temp = &newNode; // get address of the node on stack
    return temp;           // return that address
}                          // and here the node is destructed!

Node newNode(n);
Node *temp = &newNode;
return temp;

Node* Node::createNode(int n)
{
    Node newNode(n);
    Node *temp = &newNode;
    return temp;
}

Node* Node::createNode(int n)
{
    return new Node(n);
}