Combinations

每日算法 - 组合（数学公式 -------- c(n,k)）

:n=4,k=2输出:[[2,4],[3,4],[2,3],[1,2],[1,3],[1,4],]来源：力扣（LeetCode）链接：https://leetcode-cn.com/problems/combinations
Longtermevolution·2020-07-15 18:52

Letter Combinations of a Phone Number

Givenadigitstring,returnallpossiblelettercombinationsthatthenumbercouldrepresent.Amappingofdigittoletters
exialym·2020-07-15 16:50

leetCode 77.Combinations (组合)

Giventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1...n.Forexample,Ifn=4andk=2,asolutionis
xygy8860·2020-07-15 11:59

用py写一个关于斗牛各种牌型出现概率的程序

importrandomimportitertoolsclasspoker():definit(self):self.paiku=[1,2,3,4,5,6,7,8,9,10,10,10,10]*4defrun(self):res=[]s=list(itertools.combinations
weixin_42351283·2020-07-15 07:03

leetcode17+stringbuilder与递归

importjava.util.ArrayList;importjava.util.List;publicclassLetterCombinations_17{privatestaticfinalString
但见新人笑那闻旧人哭·2020-07-15 06:14

LeetCode-77 Combinations(组合)

LeetCode-77Combinations(组合)Giventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1...n.Forexample
Yellow5A5·2020-07-15 00:52

[leet code] Combinations

Giventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1...n.Forexample,Ifn=4andk=2,asolutionis
flowercha·2020-07-15 00:58

特征选择与特征抽取

DimensionalityReduction（降维）两种方法，但是这两个有相同点，也有不同点之处：1.概念：特征抽取（FeatureExtraction）:Creattingasubsetofnewfeaturesbycombinationsoftheexsitingfeatures
Michael_Shentu·2020-07-14 22:17

【LeetCode】77 组合 (C++)

原题地址：https://leetcode-cn.com/problems/combinations/submissions/题目描述：给定两个整数n和k，返回1...n中所有可能的k个数的组合。
rabbitsockx·2020-07-14 21:57

Leetcode-77_ Combinations(组合)-深搜解法-【C++】

77.CombinationsGiventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1…n.Forexample,Ifn=4andk
广海_小疯疯丶·2020-07-14 18:02

leetcode练习题77.组合

示例:输入: n=4,k=2输出:[[2,4],[3,4],[2,3],[1,2],[1,3],[1,4],]链接：https://leetcode-cn.com/problems/combinations
m0_38134889·2020-07-14 15:15

m选n组合的两种算法（C语言实现）

原问题：Giventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1...n.1.递归算法即首先选择n，然后递归地从剩下的1..
木木山水日月·2020-07-14 10:29

mixup: BEYOND EMPIRICAL RISK MINIMIZATION

本质上，mixup用样本对和标签对的凸组合(onconvexcombinationsofpairsofexampl
ellin_young·2020-07-14 10:22

[经典面试题]排列组合专题

.NextPermutation[LeetCode]46.Permutations[LeetCode]47.PermutationsIISTL系列之十全排列(百度迅雷笔试题)[LeetCode]77.Combinations
SunnyYoona·2020-07-14 06:03

1到2n这2n个数平均分成两份 abs(ai-bi)=k 求个数

Backtrackisstraighforward,welcomeotherbettersolutions:fromitertoolsimportcombinationsclassSolution
taoqick·2020-07-14 02:09

两个避孕套组合问题(Two-Condom Combinatorial Problem)

frommylifeasaquant&宽客人生Problem:Two(heterosexual)couplesdecidetohavegroupsexwitheachotherinallpossiblemale-femalecombinations.Theyhaveonlytwocondoms
魔剑小白·2020-07-13 20:39

Array Leetcode :Medium

216.CombinationSumIIIhttps://leetcode.com/problems/combination-sum-iii/classSolution{private:vector>res
Derren_Ang·2020-07-13 16:55

垃圾收集器总结

垃圾收集器总结各种收集器组合使用的参数Serial+CMS注意不能使用-XX:+UseConcMarkSweepGC-XX:+UseSerialGC，否则会报Conflictingcollectorcombinationsinoptionlist
tangyu_tyty·2020-07-13 15:10

Letter Combinations of a Phone Number

题解：此题比较简单，就是一个简单的全排列问题#include#include#includeusingnamespacestd;voidletterCombinations(vector&pos,stringdights
风儿--zsj·2020-07-13 14:12

Letter Combinations of a Phone Number

题目Givenadigitstring,returnallpossiblelettercombinationsthatthenumbercouldrepresent.Amappingofdigittoletters
BLUE_fdf9·2020-07-13 12:21

LeetCode刷题记录17-31——lzyhuster

https://blog.csdn.net/g11d111/article/details/76169861则本问题代码1：classSolution{mapm;public:vectorletterCombinations
lzyeic·2020-07-13 11:02

Leetcode：93. Restore IP Addresses(Week1, Medium)

解题方法：递归法、暴力求解法Leetcode93Givenastringcontainingonlydigits,restoreitbyreturningallpossiblevalidIPaddresscombinations.Forexample
小威威__·2020-07-13 07:47

Leetcode - Combination Sum

importjava.util.ArrayList;importjava.util.Arrays;importjava.util.List;publicclassSolution{publicList>combinationSum
Richardo92·2020-07-13 00:11

leetcode刷题笔记

类型一：17.LetterCombinationsofaPhoneNumber(没做出来次数：1)Givenastringcontainingdigitsfrom2-9inclusive,returnallpossiblelettercombinationsthatthenumbercouldrepresent.Example
abs27581·2020-07-12 21:34

【leetcode】77 组合（回溯）

题目链接：https://leetcode-cn.com/problems/combinations/题目描述思路1回溯回溯法是一种通过遍历所有可能成员来寻找全部可行解的算法。
zjwreal·2020-07-12 20:11

Quartz 之 CronExpression

Providesaparserandevaluatorforunix-likecronexpressions.Cronexpressionsprovidetheabilitytospecifycomplextimecombinationssuchas"At8
wz5891·2020-07-12 16:20

【Python】查看模块及模块包含的方法

,‘_loader_’,‘_name_’,‘_package_’,‘_spec_’,‘_grouper’,‘_tee’,‘_tee_dataobject’,‘accumulate’,‘chain’,‘combinations
Temmy娃娃·2020-07-12 13:05

go结构体方法使用样例

https://blog.csdn.net/vs974532452/article/details/102588860packagemaintyperesultstruct{res[][]int}funccombinationSum3
vs974532452·2020-07-12 04:03

c# LeetCode17 电话号码的字母组合（贪心算法）

回溯算法：publicclassSolution{Listres=newList();publicIListLetterCombinations(stringdigits){if(string.IsNullOrWhiteSpace
李硕`丹诗尔顿·2020-07-12 04:27

数据结构与算法练习60

代码：publicIList>CombinationSum2(int[]candidates,inttarget){IList>result=newList>();IListlgx=newList();
shgx-·2020-07-11 22:33

LeetCode 力扣 刷题记录 39.Combination Sum 题目+算法分析+Cpp解答

GitHub链接：https://github.com/WilliamWuLH/LeetCode如果你觉得不错可以⭐Star和Fork❤39.CombinationSum回溯法（DFS深度优先搜索）：首先将给定的数组进行排序
吴林瀚·2020-07-11 21:31

22. Generate Parentheses

DescriptionGivennpairsofparentheses,writeafunctiontogenerateallcombinationsofwell-formedparentheses.Forexample
weego·2020-07-11 18:29

甘比英文拓展写作- 描述机械-Sharon

the1990sCadillacgoesspinningalongacountryroad,withadark-suitedgentlemansketchsittingbehindthewheel.Thecombinationstrikesanoteoffreedomandgr
Sharon667·2020-07-11 18:28

用python学概率与统计（第四章）概率论简述

importitertoolsIn[61]:r=itertools.combinations(range(4),3)In[62]:rOut[62]:In[63]:len(list(r))len(list
polarislove1113·2020-07-11 14:23

LeetCode力扣之回溯法总结

Thisstructuremightapplytomanyotherbacktrackingquestions,buthereIamjustgoingtodemonstrateSubsets,Permutations,andCombinationSum.Subsets
Lee_Wei4939·2020-07-11 11:41

Combinations(剑指offer38-2)

Giventwointegersnandk,returnallpossiblecombinationsofknumbersoutof1...n.Example:Input: n=4,k=2Output:
anyizhe7949·2020-07-11 02:01

【leetcode真题】递归和回溯法

树形问题问题1：LetterCombinationsofaPhoneNumberGivenastringcontainingdigitsfrom2-9inclusive,returnall
Professor麦·2020-07-10 16:40

Letter Combinations of a Phone Number 17.电话号码的字母组合

Givenastringcontainingdigitsfrom2-9inclusive,returnallpossiblelettercombinationsthatthenumbercouldrepresent.Amappingofdigittoletters
苗妙苗·2020-07-10 09:00

leetcode : comobination sum [经典回溯]

Givenasetofcandidatenumbers(C)(withoutduplicates)andatargetnumber(T),findalluniquecombinationsinCwherethecandidatenumberssumstoT.ThesamerepeatednumbermaybechosenfromCunlimitednumberoftimes.Note
王爷的大房子·2020-07-10 06:11

leetcode解题笔记--part1--array

ContainerWithMostWater15.3Sum16.3SumClosest18.4Sum★★31.NextPermutation33.SearchinRotatedSortedArray★34.SearchforaRange39.CombinationSum
weixin_30535565·2020-07-10 06:23

[LeetCode] 216. Combination Sum III

Findallpossiblecombinationsofknumbersthatadduptoanumbern,giventhatonlynumbersfrom1to9canbeusedandeachcombinationshouldbeauniquesetofnumbers.Note
CNoodle·2020-07-10 02:00

02-07GRE真题及答案解析整理

笔考题VERBAL部分Section1填空1.Althoughshegivesbadly_______titlestohermusicalcompositions,they_______unusualcombinationsofmaterialsincludingGregorianchant
老白号·2020-07-09 18:55

Letter Combinations of a Phone Number(电话号码的字母组合)

http://www.lintcode.com/en/problem/letter-combinations-of-a-phone-number/?
天街孤独·2020-07-09 18:49

Factor Combinations

254-FactorCombinationsTotalAccepted:9165TotalSubmissions:25833Difficulty:MediumNumberscanberegardedasproductofitsfactors.Forexample
billyzhang·2020-07-09 14:14

leetcode Top 100 Liked Questions Python详解

LongestSubstringWithoutRepeatingCharacters4.MedianofTwoSortedArrays5.LongestPalindromicSubstring11.ContainerWithMostWater15.3Sum:17.LetterCombinationsofaPhoneNumber19
linxid·2020-07-09 08:57

[leetcode javascript解题]Combination Sum

leetcode第39题CombinationSum描述如下：Givenasetofcandidatenumbers(C)(withoutduplicates)andatargetnumber(T),findalluniquecombinationsinCwherethecandidatenumberssumstoT.ThesamerepeatednumbermaybechosenfromCunl
zzxboy1·2020-07-09 07:33

Factor Combinations

Numberscanberegardedasproductofitsfactors.Forexample,8=2x2x2;=2x4.Writeafunctionthattakesanintegernandreturnallpossiblecombinationsofitsfactors.Note
CNoodle·2020-07-09 05:00

【Leetcode】Combination Sum II

problems/combination-sum-ii/题目：Givenacollectionofcandidatenumbers(C)andatargetnumber(T),findalluniquecombinationsinCwherethecandidatenumberssumstoT.EachnumberinCmayonlybeused
wuezs·2020-07-09 03:05

LeetCode 17 电话号码的字母组合 附java代码

以下都是个人理解，不一定准确像这种电话号码的全排列问题，一般就可以用回溯+剪枝的算法回溯算法有个模板可以参考下，基本就是如下的流程:回溯模板LinkedListlist=newLinkedListletterCombinations
yancun93·2020-07-09 02:10

leetcode之Combination Sum II 问题

问题描述：Givenacollectionofcandidatenumbers(C)andatargetnumber(T),findalluniquecombinationsinCwherethecandidatenumberssumstoT.EachnumberinCmayonlybeusedonceinthecombination
xu2645318400·2020-07-09 02:50
上一页 14 15 16 17 18 19 20 21 下一页
按字母分类： ABCDEFGHIJKLMNOPQRSTUVWXYZ其他