【LeetCode每日一题】1656.设计有序流 2022-09-30- 2022-09-11 649- 3m 题目链接：https://leetcode.cn/problems/design-an-ordered-stream/ 题目难度：简单 LeetCode每日一题LeetCodeAlgorithm
【LeetCode每日一题】1302.层数最深叶子节点的和 2022-09-30- 2022-09-11 610- 2m 题目链接：https://leetcode.cn/problems/deepest-leaves-sum/ 题目难度：中等 LeetCode每日一题LeetCodeAlgorithm