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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem7838817

1001Reverse Root2273117

1002Phone NumbersCentral European Olympiad in Informatics 19995920214

1003ParityCentral European Olympiad in Informatics 19993292384

1004Sightseeing TripCentral European Olympiad in Informatics 19992280554

1005Stone PileUSU Championship 19971380892

1006Square FramesUSU Championship 19971422884

1007Code WordsUSU Championship 19973425369

1008Image EncodingUSTU PhysTech Cup 20003805332

1009K-based NumbersUSU Championship 19971304297

1010Discrete FunctionUSTU PhysTech Cup 20004811263

1011ConductorsUSU Championship 19975530228

1012K-based Numbers. Version 27277173

1013K-based Numbers. Version 3506238

1014Product of DigitsUSU Local Contest. 199912043105

1015Test the Difference!USU Local Contest. 19993075409

1016Cube on the WalkUSU Local Contest. 19991654758

1017StaircasesUSU Local Contest. 19997913159

1018Binary Apple TreeUSU Local Contest. 19994349290

1019Line PaintingUSU Local Contest. 19992870438

1020RopeAutumn School Contest 200012075104

1021Sacrament of the SumAutumn School Contest 20008988140

1022Genealogical TreeAutumn School Contest 20009254136

1023ButtonsAutumn School Contest 20006218202

1024PermutationsAutumn School Contest 20004251296

1025Democracy in DangerAutumn School Contest 20001788470

1026Questions and AnswersAutumn School Contest 20008611146

1027D++ AgainAutumn School Contest 20002222565

1028StarsUral Championship 19994680268

1029MinistryUral Championship 19993281333

1030TitanicUral Championship 19991529817

1031Railway TicketsUral Championship 19993507357

1032Find a MultipleUral Championship 19993736293

1033LabyrinthUral Championship 19995441231

1034Queens in Peaceful PositionsUral Championship 19991700735

1035Cross-stitchUral Championship 19999821265

1036Lucky Tickets4197299

1037Memory ManagementUSU Championship 20001672741

1038Spell CheckerUSU Championship 20002866433

1039Anniversary PartyUSU Championship 20003273380

1040Airline CompanyUSU Championship 20001270973

1041NikiforUSU Championship 20005902077

1042Central HeatingUSU Championship 20001556796

1043Cover an ArcUSU Championship 20008051529

1044Lucky Tickets. Easy!USU Championship 200010482119

1045Funny GameUSU Local Contest. March 20002376516

1046Geometrical DreamsUSU Local Contest. March 20006811782

1047Simple CalculationsUSU Local Contest. March 20004304286

1048Superlong SumsUSU Local Contest. March 20006614185

1049Brave BalloonistsUSU Local Contest. March 20005197237

1050Preparing an ArticleUSU Local Contest. March 20009021350

1051Simple Game on a GridUSU Local Contest. March 20002601471

1052Rabbit HuntUSU Local Contest. March 20005525223

1053PinocchioNEERC 2000 Central Subregional4039303

1054Hanoi TowerNEERC 2000 Central Subregional1921636

1055CombinationsNEERC 2000 Central Subregional3202383

1056Computer NetNEERC 2000 Central Subregional2343522

1057Amount of DegreesNEERC 2000 Central Subregional1749699

1058ChocolateNEERC 2000 Central Subregional4142891

1059ExpressionNEERC 2000 Central Subregional2024604

1060Flip GameNEERC 20003343347

1061Buffer ManagerNEERC 20001966589

1062TriathlonNEERC 20006561748

1063Domino PuzzleNEERC 20005462093

1064Binary SearchNEERC 20001980585

1065FrontierNEERC 20008531349

1066GarlandNEERC 20002215523

1067Disk TreeNEERC 20001999579

1068Sum2793942

1069Prufer CodeUSU Personal Contest 20012156523

1070Local TimeUSU Personal Contest 20011863605

1071Nikifor 2USU Personal Contest 20011930584

1072RoutingUSU Personal Contest 20012351480

1073Square CountryUSU Personal Contest 20017237156

1074Very Short ProblemUSU Personal Contest 20015342081

1075Thread in a SpaceUSU Personal Contest 200110741044

1076Trash1727648

1077Travelling Tours998406

1078SegmentsWinter Mathematical Festival Varna 20013009371

1079MaximumWinter Mathematical Festival Varna 20019880113

1080Map ColoringWinter Mathematical Festival Varna 20014364256

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014403254

1082Gaby IvanushkaSpring School Contest 20019545116

1083Factorials!!!Spring School Contest 20011504074

1084Goat in the GardenSpring School Contest 20017535147

1085MeetingSpring School Contest 20011918576

1086CryptographySpring School Contest 20019542116

1087The Time to Take StonesSpring School Contest 20014086271

1088Ilya MurometzSpring School Contest 20011613684

1089Verification with a VocabularySpring School Contest 20012521439

1090In the Army NowUSU Local Contest. March 20012958356

1091Tmutarakan ExamsUSU Local Contest. March 20012151489

1092TransversalUSU Local Contest. March 20014582256

1093DartsUSU Local Contest. March 20015511882

1094E-screenUSU Local Contest. March 20012528416

1095Nikifor 3USU Local Contest. March 20011981530

1096Get the Right Route Plate!USU Local Contest. March 20011571668

1097Square Country 2USU Local Contest. March 20017731348

1098Questions1967510

1099Work Scheduling7721222