Given the heads of two singly linked-listsheadAandheadB, returnthe node at which the two lists intersect. If the two linked lists have no intersection at all, returnnull. For example, the following two linked lists begin to intersect at nodec1: The test cases are generated such that there...
代码如下: 1/**2* Definition for singly-linked list.3* struct ListNode {4* int val;5* ListNode *next;6* ListNode(int x) : val(x), next(NULL) {}7* };8*/9classSolution {10public:11ListNode *getIntersectionNode(ListNode *headA, ListNode *headB) {12if(nullptr == headA || nullptr...
示例1: 输入:intersectVal =8, listA = [4,1,8,4,5], listB = [5,0,1,8,4,5], skipA =2, skipB =3输出:Reference of the node with value =8输入解释:相交节点的值为8(注意,如果两个列表相交则不能为0)。 从各自的表头开始算起,链表 A 为 [4,1,8,4,5],链表B为 [5,0,1,8,4,...
If the two linked lists have no intersection at all, return null.d The linked lists must retain their original structure after the function returns. You may assume there are no cycles anywhere in the entire linked structure. Your code should preferably run in O(n) time and use only O(1)...
So if two linkedlist intersects, the meeting point in second iteration must be the intersection point. If the two linked lists have no intersection at all, then the meeting pointer in second iteration must be the tail node of both lists, which is null....
给你两个单链表的头节点headA和headB,请你找出并返回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。 图示两个链表在节点c1开始相交: 题目数据保证整个链式结构中不存在环。 注意,函数返回结果后,链表必须保持其原始结构。 示例1: 输入:intersectVal = 8, listA = [4,1,8,4,5], listB = [...
The linked lists must retain their original structure after the function returns. You may assume there are no cycles anywhere in the entire linked structure. Your code should preferably run in O(n) time and use only O(1) memory. 这道题要求找到公共的结点的起点,可以将A,B两个链表看做两部分...
Can you solve this real interview question? Intersection of Two Linked Lists - Given the heads of two singly linked-lists headA and headB, return the node at which the two lists intersect. If the two linked lists have no intersection at all, ...
Write a program to find the node at which the intersection of two singly linked lists begins. For example, the following two linked lists: begin to intersect at node c1. Example 1: Input: intersectVal = 8, listA = [4,1,8,4,5], listB = [5,0,1,8,4,5], skipA = 2, skipB...
LeetCode 160. Intersection of Two Linked Lists题目分析 其他 请写一个程序,找到两个单链表最开始的交叉节点。 ** 注意事项 ** 如果两个链表没有交叉,返回null。 在返回结果后,两个链表仍须保持原有的结构。 可假定整个链表结构中没有循环。 样例 下列两个链表: ...