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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9024116

1001Reverse Root2732415

1002Phone NumbersCentral European Olympiad in Informatics 19996337216

1003ParityCentral European Olympiad in Informatics 19993584382

1004Sightseeing TripCentral European Olympiad in Informatics 19992428564

1005Stone PileUSU Championship 19971571687

1006Square FramesUSU Championship 19971494913

1007Code WordsUSU Championship 19973600380

1008Image EncodingUSTU PhysTech Cup 20004002342

1009K-based NumbersUSU Championship 19971446195

1010Discrete FunctionUSTU PhysTech Cup 20005036272

1011ConductorsUSU Championship 19975842234

1012K-based Numbers. Version 27934172

1013K-based Numbers. Version 3860198

1014Product of DigitsUSU Local Contest. 199913716100

1015Test the Difference!USU Local Contest. 19993218424

1016Cube on the WalkUSU Local Contest. 19991756775

1017StaircasesUSU Local Contest. 19998781156

1018Binary Apple TreeUSU Local Contest. 19994719289

1019Line PaintingUSU Local Contest. 19993072444

1020RopeAutumn School Contest 200013339102

1021Sacrament of the SumAutumn School Contest 20009633142

1022Genealogical TreeAutumn School Contest 20009950137

1023ButtonsAutumn School Contest 20006675204

1024PermutationsAutumn School Contest 20004522302

1025Democracy in DangerAutumn School Contest 20002009068

1026Questions and AnswersAutumn School Contest 20009318147

1027D++ AgainAutumn School Contest 20002341581

1028StarsUral Championship 19995114266

1029MinistryUral Championship 19993507338

1030TitanicUral Championship 19991623835

1031Railway TicketsUral Championship 19993705367

1032Find a MultipleUral Championship 19993979298

1033LabyrinthUral Championship 19995933229

1034Queens in Peaceful PositionsUral Championship 19991775763

1035Cross-stitchUral Championship 199910241315

1036Lucky Tickets4567298

1037Memory ManagementUSU Championship 20001774757

1038Spell CheckerUSU Championship 20002985451

1039Anniversary PartyUSU Championship 20003571377

1040Airline CompanyUSU Championship 20001363983

1041NikiforUSU Championship 20006342097

1042Central HeatingUSU Championship 20001664807

1043Cover an ArcUSU Championship 20008531565

1044Lucky Tickets. Easy!USU Championship 200011277120

1045Funny GameUSU Local Contest. March 20002606510

1046Geometrical DreamsUSU Local Contest. March 20007241817

1047Simple CalculationsUSU Local Contest. March 20004470298

1048Superlong SumsUSU Local Contest. March 20007028189

1049Brave BalloonistsUSU Local Contest. March 20005550240

1050Preparing an ArticleUSU Local Contest. March 20009781350

1051Simple Game on a GridUSU Local Contest. March 20002714490

1052Rabbit HuntUSU Local Contest. March 20005890226

1053PinocchioNEERC 2000 Central Subregional4201316

1054Hanoi TowerNEERC 2000 Central Subregional2019656

1055CombinationsNEERC 2000 Central Subregional3355396

1056Computer NetNEERC 2000 Central Subregional2494532

1057Amount of DegreesNEERC 2000 Central Subregional1873707

1058ChocolateNEERC 2000 Central Subregional4522875

1059ExpressionNEERC 2000 Central Subregional2106629

1060Flip GameNEERC 20003524357

1061Buffer ManagerNEERC 20002052612

1062TriathlonNEERC 20006911798

1063Domino PuzzleNEERC 20005832125

1064Binary SearchNEERC 20002060609

1065FrontierNEERC 20009021383

1066GarlandNEERC 20002315542

1067Disk TreeNEERC 20002285549

1068Sum3275538

1069Prufer CodeUSU Personal Contest 20012343521

1070Local TimeUSU Personal Contest 20011962622

1071Nikifor 2USU Personal Contest 20012033600

1072RoutingUSU Personal Contest 20012541481

1073Square CountryUSU Personal Contest 20018049152

1074Very Short ProblemUSU Personal Contest 20015912040

1075Thread in a SpaceUSU Personal Contest 20015712110

1076Trash1814669

1077Travelling Tours1083405

1078SegmentsWinter Mathematical Festival Varna 20013246373

1079MaximumWinter Mathematical Festival Varna 200111015110

1080Map ColoringWinter Mathematical Festival Varna 20014889248

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014711257

1082Gaby IvanushkaSpring School Contest 200110132119

1083Factorials!!!Spring School Contest 20011733069

1084Goat in the GardenSpring School Contest 20018197147

1085MeetingSpring School Contest 20012026591

1086CryptographySpring School Contest 200110951110

1087The Time to Take StonesSpring School Contest 20014323278

1088Ilya MurometzSpring School Contest 20011689708

1089Verification with a VocabularySpring School Contest 20012644453

1090In the Army NowUSU Local Contest. March 20013196357

1091Tmutarakan ExamsUSU Local Contest. March 20012275500

1092TransversalUSU Local Contest. March 20015012236

1093DartsUSU Local Contest. March 20015881911

1094E-screenUSU Local Contest. March 20012650430

1095Nikifor 3USU Local Contest. March 20012067550

1096Get the Right Route Plate!USU Local Contest. March 20011650689

1097Square Country 2USU Local Contest. March 20018071399

1098Questions2083522

1099Work Scheduling8781165