/**
* Definition for singly-linked list.
* struct ListNode {
* int val;
* ListNode *next;
* ListNode(int x) : val(x), next(NULL) {}
* };
*/
class Solution {
public:
ListNode *getIntersectionNode(ListNode *headA, ListNode *headB) {
/*
*编写一个程序,找到两个单链表相交的起始节点
*如果两个链表没有交点,返回 null.
*/
ListNode *pa = headA,*pb = headB;
while(pa != pb) {
pa = pa ? pa->next:headB;
pb = pb ? pb->next:headA;
}
return pa;
}
};
相交链表(思维)
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转载自blog.csdn.net/weixin_43918473/article/details/104672787
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