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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8980116

1001Reverse Root2717615

1002Phone NumbersCentral European Olympiad in Informatics 19996321216

1003ParityCentral European Olympiad in Informatics 19993568383

1004Sightseeing TripCentral European Olympiad in Informatics 19992423563

1005Stone PileUSU Championship 19971555988

1006Square FramesUSU Championship 19971492911

1007Code WordsUSU Championship 19973593380

1008Image EncodingUSTU PhysTech Cup 20003996342

1009K-based NumbersUSU Championship 19971442095

1010Discrete FunctionUSTU PhysTech Cup 20005032271

1011ConductorsUSU Championship 19975830234

1012K-based Numbers. Version 27907172

1013K-based Numbers. Version 3844200

1014Product of DigitsUSU Local Contest. 199913655100

1015Test the Difference!USU Local Contest. 19993214423

1016Cube on the WalkUSU Local Contest. 19991751775

1017StaircasesUSU Local Contest. 19998753156

1018Binary Apple TreeUSU Local Contest. 19994706289

1019Line PaintingUSU Local Contest. 19993067444

1020RopeAutumn School Contest 200013296102

1021Sacrament of the SumAutumn School Contest 20009613142

1022Genealogical TreeAutumn School Contest 20009927137

1023ButtonsAutumn School Contest 20006654205

1024PermutationsAutumn School Contest 20004515301

1025Democracy in DangerAutumn School Contest 20002002868

1026Questions and AnswersAutumn School Contest 20009303146

1027D++ AgainAutumn School Contest 20002335581

1028StarsUral Championship 19995103266

1029MinistryUral Championship 19993500337

1030TitanicUral Championship 19991616836

1031Railway TicketsUral Championship 19993699366

1032Find a MultipleUral Championship 19993962298

1033LabyrinthUral Championship 19995923229

1034Queens in Peaceful PositionsUral Championship 19991767765

1035Cross-stitchUral Championship 199910231313

1036Lucky Tickets4555298

1037Memory ManagementUSU Championship 20001771756

1038Spell CheckerUSU Championship 20002980450

1039Anniversary PartyUSU Championship 20003561377

1040Airline CompanyUSU Championship 20001360983

1041NikiforUSU Championship 20006342091

1042Central HeatingUSU Championship 20001660806

1043Cover an ArcUSU Championship 20008521562

1044Lucky Tickets. Easy!USU Championship 200011257120

1045Funny GameUSU Local Contest. March 20002596511

1046Geometrical DreamsUSU Local Contest. March 20007181827

1047Simple CalculationsUSU Local Contest. March 20004462298

1048Superlong SumsUSU Local Contest. March 20007012189

1049Brave BalloonistsUSU Local Contest. March 20005537240

1050Preparing an ArticleUSU Local Contest. March 20009731353

1051Simple Game on a GridUSU Local Contest. March 20002707490

1052Rabbit HuntUSU Local Contest. March 20005877226

1053PinocchioNEERC 2000 Central Subregional4196316

1054Hanoi TowerNEERC 2000 Central Subregional2016655

1055CombinationsNEERC 2000 Central Subregional3345396

1056Computer NetNEERC 2000 Central Subregional2489531

1057Amount of DegreesNEERC 2000 Central Subregional1867707

1058ChocolateNEERC 2000 Central Subregional4502880

1059ExpressionNEERC 2000 Central Subregional2105628

1060Flip GameNEERC 20003518357

1061Buffer ManagerNEERC 20002050611

1062TriathlonNEERC 20006911793

1063Domino PuzzleNEERC 20005812126

1064Binary SearchNEERC 20002057609

1065FrontierNEERC 20009021379

1066GarlandNEERC 20002312541

1067Disk TreeNEERC 20002276550

1068Sum3262339

1069Prufer CodeUSU Personal Contest 20012334522

1070Local TimeUSU Personal Contest 20011960621

1071Nikifor 2USU Personal Contest 20012029600

1072RoutingUSU Personal Contest 20012530481

1073Square CountryUSU Personal Contest 20018005153

1074Very Short ProblemUSU Personal Contest 20015902038

1075Thread in a SpaceUSU Personal Contest 20015712104

1076Trash1812667

1077Travelling Tours1079405

1078SegmentsWinter Mathematical Festival Varna 20013240372

1079MaximumWinter Mathematical Festival Varna 200110979110

1080Map ColoringWinter Mathematical Festival Varna 20014871248

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014704257

1082Gaby IvanushkaSpring School Contest 200110115118

1083Factorials!!!Spring School Contest 20011725269

1084Goat in the GardenSpring School Contest 20018179146

1085MeetingSpring School Contest 20012019591

1086CryptographySpring School Contest 200110912110

1087The Time to Take StonesSpring School Contest 20014319277

1088Ilya MurometzSpring School Contest 20011687707

1089Verification with a VocabularySpring School Contest 20012640453

1090In the Army NowUSU Local Contest. March 20013188356

1091Tmutarakan ExamsUSU Local Contest. March 20012268500

1092TransversalUSU Local Contest. March 20015002235

1093DartsUSU Local Contest. March 20015851916

1094E-screenUSU Local Contest. March 20012646429

1095Nikifor 3USU Local Contest. March 20012062550

1096Get the Right Route Plate!USU Local Contest. March 20011648687

1097Square Country 2USU Local Contest. March 20018071395

1098Questions2081521

1099Work Scheduling8751165