DescriptionYouareworkingforMacrohardcompanyindatastructuresdepartment.Afterfailingyourprevioustaskaboutkeyinsertionyouwereaskedtowriteanewdatastructurethatwouldbeabletoreturnquicklyk-thorderstatisticsinthearraysegment.Thatis,givenanarraya[1...n]ofdifferentintegernumbers,yourprogrammustansweraseriesofquestionsQ(i,j,k)intheform:"Whatwouldbethek-thnumberina[i...j]segment,ifthissegmentwassorted...
DescriptionYouhaveNintegers,A1,A2,...,AN.Youneedtodealwithtwokindsofoperations.Onetypeofoperationistoaddsomegivennumbertoeachnumberinagiveninterval.Theotheristoaskforthesumofnumbersinagiveninterval. InputThefirstlinecontainstwonumbersNandQ.1≤N,Q≤100000.ThesecondlinecontainsNnumbers,theinitialvaluesofA1,A2,...,AN.-1000000000≤Ai≤1000000000.EachofthenextQlinesreprese...
ThelastproductoftheR2companyinthe2Dgames'fieldisanewrevolutionaryalgorithmofsearchingfortheshortestpathina 2 × nmaze.Imagineamazethatlookslikea 2 × n rectangle,dividedintounitsquares.Eachunitsquareiseitheranemptycelloranobstacle.Inoneunitoftime,apersoncanmovefromanemptycellofthemazetoanyside-adjacentemptycell.Theshortestpathproblemisformulatedasfollows.Giventwofreemazecells,younee...
TheCompanyDynamicRankingshasdevelopedanewkindofcomputerthatisnolongersatisfiedwiththequeryliketosimplyfindthek-thsmallestnumberofthegivenNnumbers.TheyhavedevelopedamorepowerfulsystemsuchthatforNnumbersa[1],a[2],...,a[N],youcanaskitlike:whatisthek-thsmallestnumberofa[i],a[i+1],...,a[j]?(Forsomei<=j,0<k<=j+1-ithatyouhavegiventoit).Morepowerful,youcanevenchangethevalueofsomea[i],an...
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