303-区域和检索 - 数组不可变(Range Sum Query - Immutable) 原文链接: https://leetcode-cn.com/problems/range-sum-query-immutable 英文原文Given an integer array nums, handle multiple quer 2021-12-03 前缀和数组设计 简单
304-二维区域和检索 - 矩阵不可变(Range Sum Query 2D - Immutable) 原文链接: https://leetcode-cn.com/problems/range-sum-query-2d-immutable 英文原文Given a 2D matrix matrix, handle multiple quer 2021-12-03 前缀和数组矩阵设计 中等
306-累加数(Additive Number) 原文链接: https://leetcode-cn.com/problems/additive-number 英文原文Additive number is a string whose digits can form additive 2021-12-03 回溯字符串 中等
307-区域和检索 - 数组可修改(Range Sum Query - Mutable) 原文链接: https://leetcode-cn.com/problems/range-sum-query-mutable 英文原文Given an integer array nums, handle multiple querie 2021-12-03 数组树状数组线段树设计 中等
309-最佳买卖股票时机含冷冻期(Best Time to Buy and Sell Stock with Cooldown) 原文链接: https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-with-cooldown 英文原文You are given an array prices 2021-12-03 动态规划数组 中等
310-最小高度树(Minimum Height Trees) 原文链接: https://leetcode-cn.com/problems/minimum-height-trees 英文原文A tree is an undirected graph in which any two vertice 2021-12-03 图广度优先搜索拓扑排序深度优先搜索 中等
312-戳气球(Burst Balloons) 原文链接: https://leetcode-cn.com/problems/burst-balloons 英文原文You are given n balloons, indexed from 0 to n - 1. Each ball 2021-12-03 动态规划数组 困难
315-计算右侧小于当前元素的个数(Count of Smaller Numbers After Self) 原文链接: https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self 英文原文You are given an integer array nums and 2021-12-03 二分查找分治归并排序数组有序集合树状数组线段树 困难
316-去除重复字母(Remove Duplicate Letters) 原文链接: https://leetcode-cn.com/problems/remove-duplicate-letters 英文原文Given a string s, remove duplicate letters so that 2021-12-03 单调栈字符串栈贪心 中等
318-最大单词长度乘积(Maximum Product of Word Lengths) 原文链接: https://leetcode-cn.com/problems/maximum-product-of-word-lengths 英文原文Given a string array words, return the maxi 2021-12-03 位运算字符串数组 中等