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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9081316

1001Reverse Root2752415

1002Phone NumbersCentral European Olympiad in Informatics 19996351217

1003ParityCentral European Olympiad in Informatics 19993599382

1004Sightseeing TripCentral European Olympiad in Informatics 19992436564

1005Stone PileUSU Championship 19971581787

1006Square FramesUSU Championship 19971496915

1007Code WordsUSU Championship 19973611381

1008Image EncodingUSTU PhysTech Cup 20004009343

1009K-based NumbersUSU Championship 19971452095

1010Discrete FunctionUSTU PhysTech Cup 20005045272

1011ConductorsUSU Championship 19975860235

1012K-based Numbers. Version 27961172

1013K-based Numbers. Version 3875197

1014Product of DigitsUSU Local Contest. 19991380699

1015Test the Difference!USU Local Contest. 19993229424

1016Cube on the WalkUSU Local Contest. 19991760776

1017StaircasesUSU Local Contest. 19998816156

1018Binary Apple TreeUSU Local Contest. 19994743289

1019Line PaintingUSU Local Contest. 19993130437

1020RopeAutumn School Contest 200013394102

1021Sacrament of the SumAutumn School Contest 20009653142

1022Genealogical TreeAutumn School Contest 20009992137

1023ButtonsAutumn School Contest 20006692205

1024PermutationsAutumn School Contest 20004536302

1025Democracy in DangerAutumn School Contest 20002016268

1026Questions and AnswersAutumn School Contest 20009330147

1027D++ AgainAutumn School Contest 20002344583

1028StarsUral Championship 19995191263

1029MinistryUral Championship 19993512338

1030TitanicUral Championship 19991628835

1031Railway TicketsUral Championship 19993711368

1032Find a MultipleUral Championship 19993990298

1033LabyrinthUral Championship 19995946230

1034Queens in Peaceful PositionsUral Championship 19991780764

1035Cross-stitchUral Championship 199910251318

1036Lucky Tickets4583298

1037Memory ManagementUSU Championship 20001780757

1038Spell CheckerUSU Championship 20002993451

1039Anniversary PartyUSU Championship 20003596376

1040Airline CompanyUSU Championship 20001366985

1041NikiforUSU Championship 20006352101

1042Central HeatingUSU Championship 20001681801

1043Cover an ArcUSU Championship 20008541568

1044Lucky Tickets. Easy!USU Championship 200011315120

1045Funny GameUSU Local Contest. March 20002616510

1046Geometrical DreamsUSU Local Contest. March 20007241824

1047Simple CalculationsUSU Local Contest. March 20004477299

1048Superlong SumsUSU Local Contest. March 20007041189

1049Brave BalloonistsUSU Local Contest. March 20005567240

1050Preparing an ArticleUSU Local Contest. March 20009801352

1051Simple Game on a GridUSU Local Contest. March 20002717491

1052Rabbit HuntUSU Local Contest. March 20005903227

1053PinocchioNEERC 2000 Central Subregional4205317

1054Hanoi TowerNEERC 2000 Central Subregional2027656

1055CombinationsNEERC 2000 Central Subregional3360397

1056Computer NetNEERC 2000 Central Subregional2502532

1057Amount of DegreesNEERC 2000 Central Subregional1879707

1058ChocolateNEERC 2000 Central Subregional4542873

1059ExpressionNEERC 2000 Central Subregional2111630

1060Flip GameNEERC 20003532357

1061Buffer ManagerNEERC 20002058612

1062TriathlonNEERC 20006921802

1063Domino PuzzleNEERC 20005842129

1064Binary SearchNEERC 20002063611

1065FrontierNEERC 20009041385

1066GarlandNEERC 20002319543

1067Disk TreeNEERC 20002311545

1068Sum3301838

1069Prufer CodeUSU Personal Contest 20012352521

1070Local TimeUSU Personal Contest 20011965623

1071Nikifor 2USU Personal Contest 20012038601

1072RoutingUSU Personal Contest 20012550481

1073Square CountryUSU Personal Contest 20018082152

1074Very Short ProblemUSU Personal Contest 20015942037

1075Thread in a SpaceUSU Personal Contest 20015742107

1076Trash1817670

1077Travelling Tours1087405

1078SegmentsWinter Mathematical Festival Varna 20013253373

1079MaximumWinter Mathematical Festival Varna 200111056110

1080Map ColoringWinter Mathematical Festival Varna 20014918247

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014722257

1082Gaby IvanushkaSpring School Contest 200110151119

1083Factorials!!!Spring School Contest 20011747769

1084Goat in the GardenSpring School Contest 20018225147

1085MeetingSpring School Contest 20012032591

1086CryptographySpring School Contest 200111015109

1087The Time to Take StonesSpring School Contest 20014328278

1088Ilya MurometzSpring School Contest 20011694708

1089Verification with a VocabularySpring School Contest 20012648454

1090In the Army NowUSU Local Contest. March 20013264350

1091Tmutarakan ExamsUSU Local Contest. March 20012280501

1092TransversalUSU Local Contest. March 20015022240

1093DartsUSU Local Contest. March 20015891915

1094E-screenUSU Local Contest. March 20012654431

1095Nikifor 3USU Local Contest. March 20012070551

1096Get the Right Route Plate!USU Local Contest. March 20011657688

1097Square Country 2USU Local Contest. March 20018091400

1098Questions2086523

1099Work Scheduling8831162