算法leetcode21有序链表的相关内容

文章 2024-06-17 来自：开发者社区

[Java·算法·中等] LeetCode21. 合并两个有序链表

题目将两个升序链表合并为一个新的升序链表并返回。新链表是通过拼接给定的两个链表的所有节点组成的。示例示例1 输入：l1 = [1,2,4], l2 = [1,3...

文章 2022-12-06 来自：开发者社区

算法打卡Day6_ leetcode21. 合并两个有序链表

Leetcode原题21.合并两个有序链表思路其实我本人对链表这一块学得挺模糊的。我们知道链表有分单链表、双链表、循环链表。单链表的Node数据结构，是一个元素data，和存储指向下一个节点的next。这一道题刚好是单链表入门题。方法1 循环双指针法我们可以设立一个哨兵节点result，用于方便返回合并后的链表。并维护一个指针pre，只要不断的操作这个指针，分别比较 l1 和 l2 两个链表头节....

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更新时间 2024-06-18 11:50:50

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