}intutill(vector<int>& v, vector<vector<int>> &dp,inti,intj){if(i > j)return0;if(dp[i][j] != -1)returndp[i][j];inta = v[i] + min(utill(v,dp, i+1, j-1), utill(v, dp, i+2, j));intb = v[j] + min(utill(v,dp,i, j-2), utill(v,dp, i+1, j-1)...
关联问题 换一批 LeetCode Biweekly Contest 36 中有哪些有趣的题目? 在LeetCode Biweekly Contest 36 中,有哪些题目涉及到数据结构的应用? LeetCode Biweekly Contest 36 的时间限制是多少? 0. 赛后总结 昨天本来身体有点不舒服,就借口颓废了一整天,除了看剧啥事没干,想着比赛就算了吧,结果晚上还是没能逃过...
每周参加weekly contest，发现前几名都会在半小时左右完成4题，我感觉对于一道陌生的MEDIUM题目，理解+思考...
LeetCode笔记:Weekly Contest 264 1. 题目一 1. 解题思路 2. 代码实现 2. 题目二 1. 解题思路 2. 代码实现 3. 题目三 1. 解题思路 2. 代码实现 4. 题目四 1. 解题思路 2. 代码实现 1. 题目一 给出题目一的试题链接如下: 2047. Number of Valid Words in a Sentence 1. 解题思路 这一...
https://leetcode.cn/contest/weekly-contest-400/problems/minimum-number-of-chairs-in-a-waiting-room/ 题意 直接枚举 思路 统计当前字符串中最大的E的统计数目即可,与多任务CPU类似。 复杂度分析: 时间复杂度:O(n \log n), 其中n表示数组的长度。
LeetCode Weekly Contest 33: 链接:https://leetcode.com/contest/leetcode-weekly-contest-33/ A.Longest Harmonious Subsequence 思路:hash加查找 View Code: B.Valid Square 思路:怎么判断是正方形呢(输入四个点无序) 只要四边边长均相等然后两个对角线长为边长的根号2倍即可...
Welcome toBiweekly Contest 43! Feel free to share and post your contest experience here! You can also view the rankings for the contesthere. Links to the individual problems are included below: Calculate Money in Leetcode Bank(3 points) ...
LeetCode Biweekly Contest 12 1p 赛后讲解 睡过了没有实况指挥部:A 题模拟:00:18B 题使用map维护id,score对,使用multiset维护score,或者使用线段树平衡树维护score:05:50C 题找任一点a距离最远的点b找b最远点c,bc路径即为树的直径,或使用树形dp:19:23D 题区间dp,
删除排序链表中的重复元素 II 给定一个排序链表,删除所有重复的元素,使得每个元素只出现一次。 public ListNode deleteDuplicates(ListNode head) { if(head == null) return null; ListNode dummy = new ListNode(-1); dummy.next = head; ListNode p = head; while(p != null && p.next != null) { if...
LC Predictor Want to see your leetcode rating change right after the contest? Well, you are in the right place! About It takes about 4-5 days for leetcode to update the contest ratings of participants. So you have to wait for a long time to know your rating changes. This application ...