A.CuttingBanner枚举切掉中间部分匹配[crayon-67ce5fc48d612572445850/]B.QuasiBinary用最少的只包含01的数凑出n每次贪心在非0位上取1[crayon-67ce5fc48d61c617864886/]C.Tourist'sNotes根据每俩个的时间及高度差可计算答案[crayon-67ce5fc48d621137464965/]D.WeirdChess暴力暴力暴力[crayon-67ce5fc48d626914148426/]E.DemiurgesPlayAgain考虑进入某个根,最终会取得子树第几小的叶子[crayon-67ce5fc48d62c376363...
「cf534A」Examyy个奇怪的构造TT[crayon-67ce5fc48f600963640937/]「cf534B」CoveredPathd很小,最大速度就很小,dp即可[crayon-67ce5fc48f608356477695/]「cf534C」Polycarpus'Dice对于每个骰子,得出其它骰子的和sum则它的最小值为A-sum,最大值为A-n+1[crayon-67ce5fc48f60e551008658/]「cf534D」Handshakes尽量大的能处理则处理[crayon-67ce5fc48f612843796470/]「cf534E」BerlandLocalPositioningSystem非...
DescriptionThoughZCChasmanyFans,ZCChimselfisacrazyFanofacoder,called"Memset137".ItwasonCodefires(CF),anonlinecompetitiveprogrammingsite,thatZCCknewMemset137,andimmediatelybecamehisfan.Butwhy?BecauseMemset137cansolveallprobleminrounds,withoutunsuccessfulsubmissions;hisestimationoftimetosolvecertainproblemissoaccurate,thathecansurelygetanAcceptedthesecondhehaspredicted.Hesoon...
Manyyearshavepassed,andnfriendsmetatapartyagain.Technologieshaveleapedforwardsincethelastmeeting,cameraswithtimerappearedandnowitisnotobligatoryforoneofthefriendstostandwithacamera,and,thus,beingabsentonthephoto.Simplyspeaking,theprocessofphotographingcanbedescribedasfollows.Eachfriendoccupiesarectangleofpixelsonthephoto:thei-thoftheminastandingstateoccupiesawipixelswideandahipixelshighrectang...
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