373-查找和最小的K对数字(Find K Pairs with Smallest Sums) 原文链接: https://leetcode-cn.com/problems/find-k-pairs-with-smallest-sums 英文原文You are given two integer arrays nums1 and 2021-12-03 堆(优先队列)数组 中等
374-猜数字大小(Guess Number Higher or Lower) 原文链接: https://leetcode-cn.com/problems/guess-number-higher-or-lower 英文原文We are playing the Guess Game. The game is as 2021-12-03 二分查找交互 简单
375-猜数字大小 II(Guess Number Higher or Lower II) 原文链接: https://leetcode-cn.com/problems/guess-number-higher-or-lower-ii 英文原文We are playing the Guessing Game. The game 2021-12-03 动态规划博弈数学 中等
376-摆动序列(Wiggle Subsequence) 原文链接: https://leetcode-cn.com/problems/wiggle-subsequence 英文原文A wiggle sequence is a sequence where the differences be 2021-12-03 动态规划数组贪心 中等
377-组合总和 Ⅳ(Combination Sum IV) 原文链接: https://leetcode-cn.com/problems/combination-sum-iv 英文原文Given an array of distinct integers nums and a target in 2021-12-03 动态规划数组 中等
378-有序矩阵中第 K 小的元素(Kth Smallest Element in a Sorted Matrix) 原文链接: https://leetcode-cn.com/problems/kth-smallest-element-in-a-sorted-matrix 英文原文Given an n x n matrix where each of 2021-12-03 二分查找堆(优先队列)排序数组矩阵 中等
380-O(1) 时间插入、删除和获取随机元素(Insert Delete GetRandom O(1)) 原文链接: https://leetcode-cn.com/problems/insert-delete-getrandom-o1 英文原文Implement the RandomizedSet class: Randomi 2021-12-03 哈希表数学数组设计随机化 中等
381-O(1) 时间插入、删除和获取随机元素 - 允许重复(Insert Delete GetRandom O(1) - Duplicates allowed) 原文链接: https://leetcode-cn.com/problems/insert-delete-getrandom-o1-duplicates-allowed 英文原文RandomizedCollection is a dat 2021-12-03 哈希表数学数组设计随机化 困难
382-链表随机节点(Linked List Random Node) 原文链接: https://leetcode-cn.com/problems/linked-list-random-node 英文原文Given a singly linked list, return a random node 2021-12-03 数学水塘抽样链表随机化 中等
383-赎金信(Ransom Note) 原文链接: https://leetcode-cn.com/problems/ransom-note 英文原文Given two stings ransomNote and magazine, return true if ransom 2021-12-03 哈希表字符串计数 简单