263-丑数(Ugly Number) 原文链接: https://leetcode-cn.com/problems/ugly-number 英文原文An ugly number is a positive integer whose prime factors are li 2021-12-03 数学 简单
264-丑数 II(Ugly Number II) 原文链接: https://leetcode-cn.com/problems/ugly-number-ii 英文原文An ugly number is a positive integer whose prime factors are 2021-12-03 动态规划哈希表堆(优先队列)数学 中等
268-丢失的数字(Missing Number) 原文链接: https://leetcode-cn.com/problems/missing-number 英文原文Given an array nums containing n distinct numbers in the ran 2021-12-03 位运算哈希表排序数学数组 简单
273-整数转换英文表示(Integer to English Words) 原文链接: https://leetcode-cn.com/problems/integer-to-english-words 英文原文Convert a non-negative integer num to its English 2021-12-03 字符串数学递归 困难
274-H 指数(H-Index) 原文链接: https://leetcode-cn.com/problems/h-index 英文原文Given an array of integers citations where citations[i] is the numb 2021-12-03 排序数组计数排序 中等
275-H 指数 II(H-Index II) 原文链接: https://leetcode-cn.com/problems/h-index-ii 英文原文Given an array of integers citations where citations[i] is the n 2021-12-03 二分查找数组 中等
278-第一个错误的版本(First Bad Version) 原文链接: https://leetcode-cn.com/problems/first-bad-version 英文原文You are a product manager and currently leading a team to 2021-12-03 二分查找交互 简单
279-完全平方数(Perfect Squares) 原文链接: https://leetcode-cn.com/problems/perfect-squares 英文原文Given an integer n, return the least number of perfect squa 2021-12-03 动态规划广度优先搜索数学 中等
282-给表达式添加运算符(Expression Add Operators) 原文链接: https://leetcode-cn.com/problems/expression-add-operators 英文原文Given a string num that contains only digits and a 2021-12-03 回溯字符串数学 困难
283-移动零(Move Zeroes) 原文链接: https://leetcode-cn.com/problems/move-zeroes 英文原文Given an integer array nums, move all 0's to the end of it 2021-12-03 双指针数组 简单