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标题:C示例单链接列表反向打印

C示例单链接列表反向打印

#include <stdio.h>

#include <stdlib.h>



struct node {

   int data;

   struct node *next;

};



struct node *head = NULL;

struct node *current = NULL;



//display the list

void reverse_print(struct node *list) {

   if(list == NULL) {

      printf("[null] => ");

      return;

   }



   reverse_print(list->next);

   printf(" %d =>",list->data);



}



//Create Linked List

void insert(int data) {

   // Allocate memory for new node;

   struct node *link = (struct node*) malloc(sizeof(struct node));



   link->data = data;

   link->next = NULL;



   // If head is empty, create new list

   if(head==NULL) {

      head = link;

      return;

   }



   current = head;



   // move to the end of the list

   while(current->next!=NULL)

      current = current->next;



   // Insert link at the end of the list

   current->next = link;

}



int main() {

   insert(10);

   insert(20);

   insert(30);

   insert(1);

   insert(40);

   insert(56);



   reverse_print(head);

   return 0;

}

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