1443-收集树上所有苹果的最少时间(Minimum Time to Collect All Apples in a Tree) 原文链接: https://leetcode-cn.com/problems/minimum-time-to-collect-all-apples-in-a-tree 英文原文Given an undirected tree consi 2021-12-03 哈希表广度优先搜索树深度优先搜索 中等
1444-切披萨的方案数(Number of Ways of Cutting a Pizza) 原文链接: https://leetcode-cn.com/problems/number-of-ways-of-cutting-a-pizza 英文原文Given a rectangular pizza represented as 2021-12-03 动态规划数组矩阵记忆化搜索 困难
1460-通过翻转子数组使两个数组相等(Make Two Arrays Equal by Reversing Sub-arrays) 原文链接: https://leetcode-cn.com/problems/make-two-arrays-equal-by-reversing-sub-arrays 英文原文Given two integer arrays of e 2021-12-03 哈希表排序数组 简单
1461-检查一个字符串是否包含所有长度为 K 的二进制子串(Check If a String Contains All Binary Codes of Size K) 原文链接: https://leetcode-cn.com/problems/check-if-a-string-contains-all-binary-codes-of-size-k 英文原文Given a binary string 2021-12-03 位运算哈希函数哈希表字符串滚动哈希 中等
1462-课程表 IV(Course Schedule IV) 原文链接: https://leetcode-cn.com/problems/course-schedule-iv 英文原文There are a total of numCourses courses you have to take 2021-12-03 图广度优先搜索拓扑排序深度优先搜索 中等
1463-摘樱桃 II(Cherry Pickup II) 原文链接: https://leetcode-cn.com/problems/cherry-pickup-ii 英文原文Given a rows x cols matrix grid representing a field of ch 2021-12-03 动态规划数组矩阵 困难
1450-在既定时间做作业的学生人数(Number of Students Doing Homework at a Given Time) 原文链接: https://leetcode-cn.com/problems/number-of-students-doing-homework-at-a-given-time 英文原文Given two integer arrays 2021-12-03 数组 简单
1451-重新排列句子中的单词(Rearrange Words in a Sentence) 原文链接: https://leetcode-cn.com/problems/rearrange-words-in-a-sentence 英文原文Given a sentence text (A sentence&n 2021-12-03 字符串排序 中等
1453-圆形靶内的最大飞镖数量(Maximum Number of Darts Inside of a Circular Dartboard) 原文链接: https://leetcode-cn.com/problems/maximum-number-of-darts-inside-of-a-circular-dartboard 英文原文You have a very larg 2021-12-03 几何数学数组 困难
1455-检查单词是否为句中其他单词的前缀(Check If a Word Occurs As a Prefix of Any Word in a Sentence) 原文链接: https://leetcode-cn.com/problems/check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence 英文原文Given a senten 2021-12-03 字符串字符串匹配 简单