Algorithm

[Swift Algorithm] Quick sort

extensionArray{vardecompose:(head:Element,tail:[Element])?{returncount>0?(self[0],Array(self[1..[Int]{iflet(pivot,rest)=src.decompose{letlesser:[Int]=rest.filter{$0pivot}returnquickSort(lesser)+[pivot
sunlitamo·2020-01-05 19:10

buddy algorithm

thereisaglobalarray,itstorestheheadoflinkofseveralpageswhichhasdifferentnumbers//from2^0to2^10staticfree_area_tfree_area[MAX_ORDER+1];#definefree_list(x)(free_area[x].free_list)#definenr_free(x)(free_
101dog·2019-12-30 03:20

[Week 1] Princeton Algorithm Course

今天学完了Coursera上Princeton的<em>Algorithm</em>的课程...
奔跑的大番茄·2019-12-28 16:53

Algorithm-Preparation: Recursion

Supposeyou'rediggingthroughyourgrandma'satticandcomeacrossamysteriouslockedsuitcase.Grandmatellsyouthatthekeyforthesuitcaseisprobablyinthisotherbox.Thisboxcontainsmoreboxes,withmoreboxesinsidethosebox
yingshaoxo·2019-12-24 23:37

Sliding Window Algorithm

SlidingWindowAlgorithm1.Template:publicclassSolution{publicListslidingWindowTemplateByHarryChaoyangHe(Strings,Stringt){//initacollectionorintvaluetosavetheresultaccordingthequestion.Listresult=newLink
月半口苗·2019-12-22 12:33

[Swift Algorithm] Binary search

funcbinarySearch(a:[Int],key:Int,range:Range)->Int?{ifrange.startIndex>=range.endIndex{//Ifwegethere,thenthesearchkeyisnotpresentinthearray.returnnil}else{//Calculatewheretosplitthearray.letmidIndex=r
sunlitamo·2019-12-20 14:24

c++ algorithm

#include"<em>algorithm</em>...
hades2013·2019-12-19 03:34

TIM Algorithm

TIMconsistsoftwophasesasfollows:1.ParameterEstimation.Thisphasecomputesalower-boundofthemaximumexpectedspreadamongallsize-knodesets,andthenusesthelower-boundtoderiveaparameterθ.2.NodeSelection.Thispha
琰言·2019-12-15 18:06

heapq( Heap queue algorithm)库

heapq(Heapqueuealgorithm)库从集合中取前n个最大，或最小的值nlargest(n,iterable)前n个最大的，nsmallest(n,iterable)前n个最小的importheapqnums=[1,23,32,45,67,21,78,12]print("3largest",heapq.nlargest(3,nums))print("3smallest",heapq.
RobbieZhu·2019-12-15 15:08

Sensitity Hashing and KD-Tree Algorithm

1ThePurposesGetfamiliarwiththecommonANNalgorithms,suchasKD-TreeandLSHLearntheimplementationofLSHandotherrelatedcodingskillsAnalysistheperformanceofKD-TreeandLSHunderdifferentdimensions2ThePrinciples2.
dragen·2019-12-14 23:23
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