chen2mini的博客

牛客网，链表回文判断import java.util.*;/*public class ListNode { int val; ListNode next = null; ListNode(int val) { this.val = val; }}*/public class PalindromeList { /* 回文...

牛客网：输入两个单调递增的链表，输出两个链表合成后的链表，当然我们需要合成后的链表满足单调不减规则/*public class ListNode { int val; ListNode next = null; ListNode(int val) { this.val = val; }}*/public class Solution { ...