1913-两个数对之间的最大乘积差(Maximum Product Difference Between Two Pairs) 原文链接: https://leetcode-cn.com/problems/maximum-product-difference-between-two-pairs 英文原文The product difference between 2021-12-03 排序数组 简单
1914-循环轮转矩阵(Cyclically Rotating a Grid) 原文链接: https://leetcode-cn.com/problems/cyclically-rotating-a-grid 英文原文You are given an m x n integer matrix grid, w 2021-12-03 数组模拟矩阵 中等
1915-最美子字符串的数目(Number of Wonderful Substrings) 原文链接: https://leetcode-cn.com/problems/number-of-wonderful-substrings 英文原文A wonderful string is a string where at most 2021-12-03 位运算前缀和哈希表字符串 中等
1901-找出顶峰元素 II(Find a Peak Element II) 原文链接: https://leetcode-cn.com/problems/find-a-peak-element-ii 英文原文A peak element in a 2D grid is an element that is st 2021-12-03 二分查找分治数组矩阵 中等
1920-基于排列构建数组(Build Array from Permutation) 原文链接: https://leetcode-cn.com/problems/build-array-from-permutation 英文原文Given a zero-based permutation nums (0-indexed 2021-12-03 数组模拟 简单
1921-消灭怪物的最大数量(Eliminate Maximum Number of Monsters) 原文链接: https://leetcode-cn.com/problems/eliminate-maximum-number-of-monsters 英文原文You are playing a video game where you 2021-12-03 排序数组贪心 中等
1922-统计好数字的数目(Count Good Numbers) 原文链接: https://leetcode-cn.com/problems/count-good-numbers 英文原文A digit string is good if the digits (0-indexed) at even 2021-12-03 数学递归 中等
1923-最长公共子路径(Longest Common Subpath) 原文链接: https://leetcode-cn.com/problems/longest-common-subpath 英文原文There is a country of n cities numbered from 0 to n 2021-12-03 二分查找后缀数组哈希函数数组滚动哈希 困难
1942-最小未被占据椅子的编号(The Number of the Smallest Unoccupied Chair) 原文链接: https://leetcode-cn.com/problems/the-number-of-the-smallest-unoccupied-chair 英文原文There is a party where n friend 2021-12-03 堆(优先队列)数组有序集合 中等
1941-检查是否所有字符出现次数相同(Check if All Characters Have Equal Number of Occurrences) 原文链接: https://leetcode-cn.com/problems/check-if-all-characters-have-equal-number-of-occurrences 英文原文Given a string s, 2021-12-03 哈希表字符串计数 简单