题解 | #两个链表的第一个公共结点#
两个链表的第一个公共结点
https://www.nowcoder.com/practice/6ab1d9a29e88450685099d45c9e31e46
/* public class ListNode { int val; ListNode next = null; ListNode(int val) { this.val = val; } }*/ public class Solution { public ListNode FindFirstCommonNode(ListNode pHead1, ListNode pHead2) { ListNode p1 = pHead1, p2 = pHead2; while (p1 != p2) { p1 = (p1 == null) ? pHead2 : p1.next; p2 = (p2 == null) ? pHead1 : p2.next; } // 没有找到 return p1; } }