将链表颠倒

 

#include<iostream.h>typedef struct linknode{int data;struct linknode *next;}node;//将一个链表逆置node *reverse(node *head){node *p,*q,*r;p=head;q=p->next;while(q!=NULL){r=q->next;q->next=p;p=q;q=r;}head->next=NULL;head=p;return head;}void main(){}