470-用 Rand7() 实现 Rand10()(Implement Rand10() Using Rand7()) 原文链接: https://leetcode-cn.com/problems/implement-rand10-using-rand7 英文原文Given the API rand7() that generates a uniform 2021-12-03 拒绝采样数学概率与统计随机化 中等
497-非重叠矩形中的随机点(Random Point in Non-overlapping Rectangles) 原文链接: https://leetcode-cn.com/problems/random-point-in-non-overlapping-rectangles 英文原文You are given an array of non-ov 2021-12-03 二分查找前缀和数学有序集合水塘抽样随机化 中等
478-在圆内随机生成点(Generate Random Point in a Circle) 原文链接: https://leetcode-cn.com/problems/generate-random-point-in-a-circle 英文原文Given the radius and the position of the 2021-12-03 几何拒绝采样数学随机化 中等
880-索引处的解码字符串(Decoded String at Index) 原文链接: https://leetcode-cn.com/problems/decoded-string-at-index 英文原文You are given an encoded string s. To decode the st 2021-12-03 字符串栈 中等
882-细分图中的可到达结点(Reachable Nodes In Subdivided Graph) 原文链接: https://leetcode-cn.com/problems/reachable-nodes-in-subdivided-graph 英文原文You are given an undirected graph (the 2021-12-03 图堆(优先队列)最短路 困难
881-救生艇(Boats to Save People) 原文链接: https://leetcode-cn.com/problems/boats-to-save-people 英文原文You are given an array people where people[i] is the w 2021-12-03 双指针排序数组贪心 中等
884-两句话中的不常见单词(Uncommon Words from Two Sentences) 原文链接: https://leetcode-cn.com/problems/uncommon-words-from-two-sentences 英文原文A sentence is a string of single-space se 2021-12-03 哈希表字符串 简单
883-三维形体投影面积(Projection Area of 3D Shapes) 原文链接: https://leetcode-cn.com/problems/projection-area-of-3d-shapes 英文原文You are given an n x n grid where we place som 2021-12-03 几何数学数组矩阵 简单
886-可能的二分法(Possible Bipartition) 原文链接: https://leetcode-cn.com/problems/possible-bipartition 英文原文We want to split a group of n people (labeled from 1 t 2021-12-03 图并查集广度优先搜索深度优先搜索 中等
887-鸡蛋掉落(Super Egg Drop) 原文链接: https://leetcode-cn.com/problems/super-egg-drop 英文原文You are given k identical eggs and you have access to a buil 2021-12-03 二分查找动态规划数学 困难