67-二进制求和(Add Binary) 原文链接: https://leetcode-cn.com/problems/add-binary 英文原文Given two binary strings a and b, return their sum as a binary s 2021-12-03 位运算字符串数学模拟 简单
68-文本左右对齐(Text Justification) 原文链接: https://leetcode-cn.com/problems/text-justification 英文原文Given an array of strings words and a width maxWidth, fo 2021-12-03 字符串模拟 困难
69-Sqrt(x) 原文链接: https://leetcode-cn.com/problems/sqrtx 英文原文Given a non-negative integer x, compute and return the square ro 2021-12-03 二分查找数学 简单
70-爬楼梯(Climbing Stairs) 原文链接: https://leetcode-cn.com/problems/climbing-stairs 英文原文You are climbing a staircase. It takes n steps to reach the 2021-12-03 动态规划数学记忆化搜索 简单
71-简化路径(Simplify Path) 原文链接: https://leetcode-cn.com/problems/simplify-path 英文原文Given a string path, which is an absolute path (starting with 2021-12-03 字符串栈 中等
72-编辑距离(Edit Distance) 原文链接: https://leetcode-cn.com/problems/edit-distance 英文原文Given two strings word1 and word2, return the minimum number 2021-12-03 动态规划字符串 困难
73-矩阵置零(Set Matrix Zeroes) 原文链接: https://leetcode-cn.com/problems/set-matrix-zeroes 英文原文Given an m x n integer matrix matrix, if an element is 0, 2021-12-03 哈希表数组矩阵 中等
75-颜色分类(Sort Colors) 原文链接: https://leetcode-cn.com/problems/sort-colors 英文原文Given an array nums with n objects colored red, white, or blue, 2021-12-03 双指针排序数组 中等
74-搜索二维矩阵(Search a 2D Matrix) 原文链接: https://leetcode-cn.com/problems/search-a-2d-matrix 英文原文Write an efficient algorithm that searches for a value i 2021-12-03 二分查找数组矩阵 中等
76-最小覆盖子串(Minimum Window Substring) 原文链接: https://leetcode-cn.com/problems/minimum-window-substring 英文原文Given two strings s and t of lengths m and n respe 2021-12-03 哈希表字符串滑动窗口 困难