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Dot product of sparse vectors
Suppose we have very large sparse vectors (most of the elements in vector are zeros) Find a data structure to store them Compute the Dot Product. Foll ...
分类:其他好文   时间:2020-02-06 12:45:46    阅读次数:44
1305. All Elements in Two Binary Search Trees
Given two binary search trees root1 and root2. Return a list containing all the integers from both trees sorted in ascending order. Example 1: Input: ...
分类:其他好文   时间:2020-02-06 10:51:59    阅读次数:43
498. Diagonal Traverse
Given a matrix of M x N elements (M rows, N columns), return all elements of the matrix in diagonal order as shown in the below image. Example: Input: ...
分类:其他好文   时间:2020-02-06 10:46:38    阅读次数:71
ue4 lightmass研究
Exporter.cpp文件中:导出shadowDepthMap: void FLightmassSolverExporter::ExportStaticShadowDepthMap(const FGuid& LightGuid, const FStaticShadowDepthMap& Stati ...
分类:Web程序   时间:2020-02-05 20:40:37    阅读次数:144
3Sum
Given an array nums of n integers, are there elements a, b, c in nums such that a + b + c = 0? Find all unique triplets in the array which gives the s ...
分类:其他好文   时间:2020-02-05 17:58:35    阅读次数:87
冒泡排序
冒泡排序(Bubble Sort)也是一种简单直观的排序算法。它重复地走访过要排序的数列,一次比较两个元素,如果他们的顺序错误就把他们交换过来。走访数列的工作是重复地进行直到没有再需要交换,也就是说该数列已经排序完成。这个算法的名字由来是因为越小的元素会经由交换慢慢"浮"到数列的顶端。 执行以上代码 ...
分类:编程语言   时间:2020-02-04 10:26:40    阅读次数:55
2020-2-2摸底测试B 贪心
题面: Vova's house is an array consisting of n elements (yeah, this is the first problem, I think, where someone lives in the array). There are heaters ...
分类:其他好文   时间:2020-02-03 11:57:55    阅读次数:76
Largest 1-Bordered Square
Given a 2D grid of 0s and 1s, return the number of elements in the largest square subgrid that has all 1s on its border, or 0 if such a subgrid doesn' ...
分类:其他好文   时间:2020-02-02 13:34:56    阅读次数:73
标签对象的全局查找和局部查找
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head> <title>标签对象的全局查找和局部查找</title></head ...
分类:其他好文   时间:2020-02-01 19:04:15    阅读次数:101
Codeforces 1207F:Remainder Problem
You are given an array a consisting of 500000 integers (numbered from 1 to 500000). Initially all elements of a are zero. You have to process two type ...
分类:其他好文   时间:2020-02-01 10:57:47    阅读次数:74
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