reverse a list

#include<iostream>
using namespace std;

class Node{
public:
        int data;
        Node *next;
};

Node* create(){
        Node *head = 0;
        Node *tail = 0;
        int i;
        for(i = 0; i < 10; i++){
                Node *tmp = new Node();
                tmp->data = i;
                tmp->next = 0;
                if(i == 0){
                        head = tmp;
                        tail = tmp;
                }else{
                        tail->next = tmp;
                        tail = tmp;
                }
        }
        return head;
}

void print(Node *head){
        Node *tmp = head;
        while(tmp != 0){
                cout<<tmp->data<<endl;
                tmp = tmp->next;
        }
}

Node* reverse(Node *head){
        Node *tmp = head;

        Node *prev = 0;
        Node *tmpNext = tmp->next;
        while(tmp != 0){
                tmp->next = prev;
                if(tmpNext == 0) break;
                prev = tmp;
                tmp = tmpNext;
                tmpNext = tmp->next;
        }

        head = tmp;
        return head;
}

int main(int argc, char *argv[]){
        Node *head = create();
        print(head);
        cout<<"====================="<<endl;
        Node *newHead = reverse(head);
        print(newHead);
        return 0;
}

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