DescriptionFarmerJohncommandedhiscowstosearchfordifferentsetsofnumbersthatsumtoagivennumber.Thecowsuseonlynumbersthatareanintegerpowerof2.Herearethepossiblesetsofnumbersthatsumto7:1)1+1+1+1+1+1+12)1+1+1+1+1+23)1+1+1+2+24)1+1+1+45)1+2+2+26)1+2+4HelpFJcountallpossiblerepresentationsforagivenintegerN(1<=N<=1,000,000).给出一个N(1≤N≤10^6),使用一些2的若干次幂的数相加来求之.问有多少...
Mashmokh'sboss,Bimokh,didn'tlikeMashmokh.Sohefiredhim.MashmokhdecidedtogotouniversityandparticipateinACMinsteadoffindinganewjob.HewantstobecomeamemberofBamokh'steam.Inordertojoinhewasgivensomeprogrammingtasksandoneweektosolvethem.Mashmokhisnotaveryexperiencedprogrammer.Actuallyheisnotaprogrammeratall.Sohewasn'tabletosolvethem.That'swhyheaskedyoutohelphimwiththesetasks.Oneofthesetas...
ProblemDescriptionOnSaintValentine'sDay,AleximaginedtopresentaspecialpendanttohisgirlfriendmadebyKkindofpearls.Thependantisactuallyastringofpearls,anditslengthisdefinedasthenumberofpearlsinit.Asisknowntoall,Alexisveryrich,andhehasNpearlsofeachkind.Pendantcanbetoldapartaccordingtopermutationofitspearls.Nowhewantstoknowhowmanykindofpendantcanhemade,withlengthbetween1andN.Ofcour...
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