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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9829116

1001Reverse Root3031915

1002Phone NumbersCentral European Olympiad in Informatics 19996614220

1003ParityCentral European Olympiad in Informatics 19993812382

1004Sightseeing TripCentral European Olympiad in Informatics 19992565567

1005Stone PileUSU Championship 19971753483

1006Square FramesUSU Championship 19971544937

1007Code WordsUSU Championship 19973756387

1008Image EncodingUSTU PhysTech Cup 20004126352

1009K-based NumbersUSU Championship 19971565693

1010Discrete FunctionUSTU PhysTech Cup 20005201279

1011ConductorsUSU Championship 19976055240

1012K-based Numbers. Version 28323174

1013K-based Numbers. Version 31123187

1014Product of DigitsUSU Local Contest. 19991532395

1015Test the Difference!USU Local Contest. 19993334434

1016Cube on the WalkUSU Local Contest. 19991833788

1017StaircasesUSU Local Contest. 19999424154

1018Binary Apple TreeUSU Local Contest. 19995222278

1019Line PaintingUSU Local Contest. 19993245446

1020RopeAutumn School Contest 20001461599

1021Sacrament of the SumAutumn School Contest 200010078144

1022Genealogical TreeAutumn School Contest 200010558137

1023ButtonsAutumn School Contest 20006960208

1024PermutationsAutumn School Contest 20004700308

1025Democracy in DangerAutumn School Contest 20002159767

1026Questions and AnswersAutumn School Contest 20009238157

1027D++ AgainAutumn School Contest 20002389605

1028StarsUral Championship 19995539261

1029MinistryUral Championship 19993664343

1030TitanicUral Championship 19991685853

1031Railway TicketsUral Championship 19993864373

1032Find a MultipleUral Championship 19994208299

1033LabyrinthUral Championship 19996239231

1034Queens in Peaceful PositionsUral Championship 19991856775

1035Cross-stitchUral Championship 199910811323

1036Lucky Tickets4851297

1037Memory ManagementUSU Championship 200012391147

1038Spell CheckerUSU Championship 20003076464

1039Anniversary PartyUSU Championship 20003800376

1040Airline CompanyUSU Championship 20001456977

1041NikiforUSU Championship 20006302239

1042Central HeatingUSU Championship 20001788797

1043Cover an ArcUSU Championship 20008871597

1044Lucky Tickets. Easy!USU Championship 200011952120

1045Funny GameUSU Local Contest. March 20002759512

1046Geometrical DreamsUSU Local Contest. March 20007581843

1047Simple CalculationsUSU Local Contest. March 20004918287

1048Superlong SumsUSU Local Contest. March 20007278194

1049Brave BalloonistsUSU Local Contest. March 20005858241

1050Preparing an ArticleUSU Local Contest. March 200010161380

1051Simple Game on a GridUSU Local Contest. March 20002779507

1052Rabbit HuntUSU Local Contest. March 20006175229

1053PinocchioNEERC 2000 Central Subregional4320326

1054Tower of HanoiNEERC 2000 Central Subregional2169648

1055CombinationsNEERC 2000 Central Subregional3482405

1056Centers of the NetNEERC 2000 Central Subregional2622537

1057Amount of DegreesNEERC 2000 Central Subregional1994705

1058ChocolateNEERC 2000 Central Subregional4922808

1059ExpressionNEERC 2000 Central Subregional2177646

1060Flip GameNEERC 20003721359

1061Buffer ManagerNEERC 20002087638

1062TriathlonNEERC 20007361792

1063Domino PuzzleNEERC 20006122149

1064Binary SearchNEERC 20002123627

1065FrontierNEERC 20009771355

1066GarlandNEERC 20002401555

1067Disk TreeNEERC 20002959450

1068Sum3598837

1069Prufer CodeUSU Personal Contest 20012508516

1070Local TimeUSU Personal Contest 20012020641

1071Nikifor 2USU Personal Contest 20012158600

1072RoutingUSU Personal Contest 20012637491

1073Square CountryUSU Personal Contest 20018949145

1074Very Short ProblemUSU Personal Contest 20016192067

1075Thread in a SpaceUSU Personal Contest 20016292035

1076Trash1880684

1077Travelling Tours1171397

1078SegmentsWinter Mathematical Festival Varna 20013643352

1079MaximumWinter Mathematical Festival Varna 200111759109

1080Map ColoringWinter Mathematical Festival Varna 20015943216

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014944260

1082Gaby IvanushkaSpring School Contest 200110536121

1083Factorials!!!Spring School Contest 20011883868

1084Goat in the GardenSpring School Contest 20018635148

1085MeetingSpring School Contest 20012094606

1086CryptographySpring School Contest 200111931107

1087The Time to Take StonesSpring School Contest 20014676272

1088Ilya MurometzSpring School Contest 20011772716

1089Verification with a VocabularySpring School Contest 20012715468

1090In the Army NowUSU Local Contest. March 20013463349

1091Tmutarakan ExamsUSU Local Contest. March 20012338516

1092TransversalUSU Local Contest. March 20015332232

1093DartsUSU Local Contest. March 20016141942

1094E-screenUSU Local Contest. March 20012731442

1095Nikifor 3USU Local Contest. March 20012147562

1096Get the Right Route Plate!USU Local Contest. March 20011755687

1097Square Country 2USU Local Contest. March 20019041326

1098Questions2161534

1099Work Scheduling9551136