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;
}
}

