提交记录 #509

编译情况：编译错误

code.c: In function ‘main’:
code.c:18:4: warning: implicit declaration of function ‘gets’; did you mean ‘fgets’? [-Wimplicit-function-declaration]
   18 |    gets( sa );
      |    ^~~~
      |    fgets
code.c: At top level:
code.c:33:15: error: unknown type name ‘SNODE’
   33 | void movenode(SNODE *head, int m) {
      |               ^~~~~

固定测试点暂不可用

等待中

N/A

N/A

附加测试点暂不可用

不可用

N/A

5959-64,H26

void movenode(SNODE *head, int m) {
    SNODE *prev = head;       // 前驱节点
    SNODE *current = head->next; // 当前节点

    // 遍历链表，找到值为 m 的节点
    while (current != NULL) {
        if (current->num == m) {
            // 如果当前节点已经是链首，直接返回
            if (prev == head) {
                return;
            }
            // 将当前节点从链表中移除
            prev->next = current->next;
            // 将当前节点插入到链首
            current->next = head->next;
            head->next = current;
            return;
        }
        prev = current;
        current = current->next;
    }
}