前言

发现力扣害没有自带每日一题的页面，正好想尝试一下爬数据就记录了一波。暂时是每天爬到服务器上，然后不定期手动上传（技艺不精2333）。后面有空看看怎么直接写数据库wwwww

2021年5月

时间	题号	标题	难度	通过率	题解数	链接
2021-05-26	1190	反转每对括号间的子串	medium	64.8%	517	https://leetcode-cn.com/problems/reverse-substrings-between-each-pair-of-parentheses
2021-05-27	461	汉明距离	easy	80.4%	1072	https://leetcode-cn.com/problems/hamming-distance
2021-05-28	477	汉明距离总和	medium	59.1%	289	https://leetcode-cn.com/problems/total-hamming-distance
2021-05-29	1074	元素和为目标值的子矩阵数量	hard	60.8%	113	https://leetcode-cn.com/problems/number-of-submatrices-that-sum-to-target
2021-05-30	231	2的幂	easy	49.3%	748	https://leetcode-cn.com/problems/power-of-two
2021-05-31	342	4的幂	easy	50.5%	386	https://leetcode-cn.com/problems/power-of-four

2021年6月

时间	题号	标题	难度	通过率	题解数	链接
2021-06-01	1744	你能在你最喜欢的那天吃到你最喜欢的糖果吗？	medium	27.2%	73	https://leetcode-cn.com/problems/can-you-eat-your-favorite-candy-on-your-favorite-day
2021-06-02	523	连续的子数组和	medium	24.7%	375	https://leetcode-cn.com/problems/continuous-subarray-sum
2021-06-03	525	连续数组	medium	45.9%	123	https://leetcode-cn.com/problems/contiguous-array
2021-06-04	160	相交链表	easy	58.9%	1438	https://leetcode-cn.com/problems/intersection-of-two-linked-lists
2021-06-05	203	移除链表元素	easy	48.4%	1121	https://leetcode-cn.com/problems/remove-linked-list-elements
2021-06-06	474	一和零	medium	56.9%	369	https://leetcode-cn.com/problems/ones-and-zeroes
2021-06-07	494	目标和	medium	46.2%	637	https://leetcode-cn.com/problems/target-sum
2021-06-08	1049	最后一块石头的重量 II	medium	54.3%	139	https://leetcode-cn.com/problems/last-stone-weight-ii
2021-06-09	879	盈利计划	hard	40.0%	52	https://leetcode-cn.com/problems/profitable-schemes
2021-06-10	518	零钱兑换 II	medium	59.4%	386	https://leetcode-cn.com/problems/coin-change-2
2021-06-11	279	完全平方数	medium	60.7%	844	https://leetcode-cn.com/problems/perfect-squares
2021-06-12	1449	数位成本和为目标值的最大数字	hard	43.0%	58	https://leetcode-cn.com/problems/form-largest-integer-with-digits-that-add-up-to-target
2021-06-13	278	第一个错误的版本	easy	43.3%	500	https://leetcode-cn.com/problems/first-bad-version
2021-06-14	374	猜数字大小	easy	48.1%	327	https://leetcode-cn.com/problems/guess-number-higher-or-lower
2021-06-15	852	山脉数组的峰顶索引	easy	70.2%	334	https://leetcode-cn.com/problems/peak-index-in-a-mountain-array
2021-06-16	877	石子游戏	medium	73.4%	256	https://leetcode-cn.com/problems/stone-game
2021-06-17	65	有效数字	hard	22.7%	341	https://leetcode-cn.com/problems/valid-number
2021-06-18	483	最小好进制	hard	43.5%	35	https://leetcode-cn.com/problems/smallest-good-base
2021-06-19	1239	串联字符串的最大长度	medium	41.4%	201	https://leetcode-cn.com/problems/maximum-length-of-a-concatenated-string-with-unique-characters
2021-06-20	1600	皇位继承顺序	medium	51.0%	65	https://leetcode-cn.com/problems/throne-inheritance
2021-06-21	401	二进制手表	easy	54.1%	423	https://leetcode-cn.com/problems/binary-watch

2021年7月

官方换网页真的很频繁，上次的爬虫寄了，一直没时间改，目前从7月15号开始更新

时间	题号	标题	难度	通过率	题解数	链接
2021-07-15	1846	减小和重新排列数组后的最大元素	中等	63.0%	303	https://leetcode-cn.com/problems/maximum-element-after-decreasing-and-rearranging
2021-07-16	剑指 Offer 53	在排序数组中查找数字 I	简单	54.2%	1380	https://leetcode-cn.com/problems/zai-pai-xu-shu-zu-zhong-cha-zhao-shu-zi-lcof/
2021-07-17	剑指 Offer 42	连续子数组的最大和	简单	60.3%	1257	https://leetcode-cn.com/problems/lian-xu-zi-shu-zu-de-zui-da-he-lcof/
2021-07-19	1838	最高频元素的频数	中等	38.1%	82	https://leetcode-cn.com/problems/frequency-of-the-most-frequent-element
2021-07-20	1877	数组中最大数对和的最小值	中等	81.4%	56	https://leetcode-cn.com/problems/minimize-maximum-pair-sum-in-array
2021-07-21	剑指 Offer 52	两个链表的第一个公共节点	简单	64.5%	943	https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof
2021-07-22	138	复制带随机指针的链表	中等	62.4%	590	https://leetcode-cn.com/problems/copy-list-with-random-pointer
2021-07-23	1893	检查是否区域内所有整数都被覆盖	简单	57.5%	49	https://leetcode-cn.com/problems/check-if-all-the-integers-in-a-range-are-covered
2021-07-24	1736	替换隐藏数字得到的最晚时间	简单	44.3%	321	https://leetcode-cn.com/problems/latest-time-by-replacing-hidden-digits
2021-07-25	1743	从相邻元素对还原数组	中等	57.7%	97	https://leetcode-cn.com/problems/restore-the-array-from-adjacent-pairs
2021-07-26	1713	得到子序列的最少操作次数	困难	46.2%	49	https://leetcode-cn.com/problems/minimum-operations-to-make-a-subsequence
2021-07-27	671	二叉树中第二小的节点	简单	46.2%	382	https://leetcode-cn.com/problems/second-minimum-node-in-a-binary-tree
2021-07-28	863	二叉树中所有距离为 K 的结点	中等	55.0%	226	https://leetcode-cn.com/problems/all-nodes-distance-k-in-binary-tree
2021-07-29	1104	二叉树寻路	中等	71.5%	176	https://leetcode-cn.com/problems/path-in-zigzag-labelled-binary-tree
2021-07-30	171	Excel表列序号	简单	69.6%	605	https://leetcode-cn.com/problems/excel-sheet-column-number
2021-07-31	987	二叉树的垂序遍历	困难	44.0%	165	https://leetcode-cn.com/problems/vertical-order-traversal-of-a-binary-tree

2021年8月

时间	题号	标题	难度	通过率	题解数	链接
2021-08-01	1337	矩阵中战斗力最弱的 K 行	简单	65.9%	275	https://leetcode-cn.com/problems/the-k-weakest-rows-in-a-matrix
2021-08-02	743	网络延迟时间	中等	48.5%	273	https://leetcode-cn.com/problems/network-delay-time
2021-08-03	581	最短无序连续子数组	中等	37.4%	519	https://leetcode-cn.com/problems/shortest-unsorted-continuous-subarray
2021-08-04	611	有效三角形的个数	中等	48.6%	136	https://leetcode-cn.com/problems/valid-triangle-number
2021-08-05	802	找到最终的安全状态	中等	49.2%	133	https://leetcode-cn.com/problems/find-eventual-safe-states
2021-08-06	847	访问所有节点的最短路径	困难	57.4%	60	https://leetcode-cn.com/problems/shortest-path-visiting-all-nodes
2021-08-07	457	环形数组是否存在循环	中等	37.0%	138	https://leetcode-cn.com/problems/circular-array-loop
2021-08-08	1137	第 N 个泰波那契数	简单	56.7%	537	https://leetcode-cn.com/problems/n-th-tribonacci-number
2021-08-10	413	等差数列划分	中等	66.5%	407	https://leetcode-cn.com/problems/arithmetic-slices
2021-08-11	446	等差数列划分 II - 子序列	困难	38.8%	50	https://leetcode-cn.com/problems/arithmetic-slices-ii-subsequence
2021-08-12	516	最长回文子序列	中等	62.5%	415	https://leetcode-cn.com/problems/longest-palindromic-subsequence