
Youaregivenanencryptedstring,encryptedusingacertainalgorithm.Decryptit!InputThefirstandonlylineofinputcontainsastrings,eachcharacterofsiseither0or1.(8 ≤ |s| ≤ 8 × 104)OutputPrinttheoriginalstring.Sampletest(s)input[crayon-6a29c408e84d8044553594/]output[crayon-6a29c408e84e1209744098/]input[crayon-6a29c408e84e4867010354/]output[crayon-6a29c408e84e7353148987/]input[crayon-6a29c408e84e...

Youaregivenanencryptedstring,encryptedusingacertainalgorithm.Decryptit!InputThefirstandsinglelineofinputcontainsastrings,whicheachofit'scharactersisalowercaseEnglishletter.(1 ≤ |s| ≤ 105)OutputPrinttheoriginalstring.Sampletest(s)input[crayon-6a29c408e8941661209634/]output[crayon-6a29c408e8949789272516/]input[crayon-6a29c408e894c739525792/]output[crayon-6a29c408e894f908295589/]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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