Youaregivenanencryptedstring,encryptedusingacertainalgorithm.Decryptit!InputThefirstandonlylineofinputcontainsastrings,eachcharacterofsiseither0or1.(8 ≤ |s| ≤ 8 × 104)OutputPrinttheoriginalstring.Sampletest(s)input[crayon-66214df050cea417055719/]output[crayon-66214df050cf2297860445/]input[crayon-66214df050cf5008566911/]output[crayon-66214df050cf8188793119/]input[crayon-66214df050cf...
Youaregivenanencryptedstring,encryptedusingacertainalgorithm.Decryptit!InputThefirstandsinglelineofinputcontainsastrings,whicheachofit'scharactersisalowercaseEnglishletter.(1 ≤ |s| ≤ 105)OutputPrinttheoriginalstring.Sampletest(s)input[crayon-66214df051144886115070/]output[crayon-66214df051166838852554/]input[crayon-66214df05116c884891066/]output[crayon-66214df051171297875561/]input[c...
PolarbearsMenshykovandUsladafromthezooofSt.PetersburgandelephantHoracefromthezooofKievgotholdoflotsofwoodencubessomewhere.Theystartedmakingcubetowersbyplacingthecubesoneontopoftheother.Theydefinedmultipletowersstandinginalineasawall.Awallcanconsistoftowersofdifferentheights.Horacewasthefirsttofinishmakinghiswall.Hecalledhiswallanelephant.Thewallconsistsofwtowers.Thebearsalsofinishedm...
LittleDaniellovestoplaywithstrings!Healwaysfindsdifferentwaystohavefunwithstrings!Knowingthat,hisfriendKinandecidedtotesthisskillssohegavehimastringSandaskedhimQquestionsoftheform:IfalldistinctsubstringsofstringSweresortedlexicographically,whichonewillbetheK-thsmallest?AfterknowingthehugenumberofquestionsKinanwillask,Danielfiguredoutthathecan'tdothisalone.Daniel,ofcourse,knowsyourexc...
Astringisfinitesequenceofcharactersoveranon-emptyfinitesetΣ.Inthisproblem,Σisthesetoflowercaseletters.Substring,alsocalledfactor,isaconsecutivesequenceofcharactersoccurrencesatleastonceinastring.Nowyourtaskisabitharder,forsomegivenstrings,findthelengthofthelongestcommonsubstringofthem.Herecommonsubstringmeansasubstringoftwoormorestrings.InputTheinputcontainsatmost10lines,eachlineconsistso...
YouaregivenastringSwhichconsistsof250000lowercaselatinlettersatmost.WedefineF(x)asthemaximalnumberoftimesthatsomestringwithlengthxappearsinS.Forexampleforstring'ababa'F(3)willbe2becausethereisastring'aba'thatoccurstwice.YourtaskistooutputF(i)foreveryisothat1<=i<=|S|.InputStringSconsistsofatmost250000lowercaselatinletters.OutputOutput|S|lines.Onthei-thlineoutputF(i).Example...
DescriptionThelittlecatismajoringinphysicsinthecapitalofByterland.Apieceofsadnewscomestohimthesedays:hismotherisgettingill.Beingworriedaboutspendingsomuchonrailwaytickets(Byterlandissuchabigcountry,andhehastospend16shoursontraintohishometown),hedecidedonlytosendSMSwithhismother.Thelittlecatlivesinanunrichfamily,sohefrequentlycomestothemobileservicecenter,tocheckhowmuchmoneyhehasspentonS...
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