public class Solution { public ListNode FindFirstCommonNode(ListNode pHead1, ListNode pHead2) { // 定义两个指针 ListNode p1 = pHead1; ListNode p2 = pHead2; //当p1 == p2时结束 while(p1 != p2){ //p1先遍历 pHead1,然后开始遍历pHead2 p1 = p1 != null ?p1.nex...