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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem7239318

1001Reverse Root2070318

1002Phone NumbersCentral European Olympiad in Informatics 19995705212

1003ParityCentral European Olympiad in Informatics 19993132387

1004Sightseeing TripCentral European Olympiad in Informatics 19992169558

1005Stone PileUSU Championship 19971294694

1006Square FramesUSU Championship 19971377875

1007Code WordsUSU Championship 19973319365

1008Image EncodingUSTU PhysTech Cup 20003710326

1009K-based NumbersUSU Championship 19971231598

1010Discrete FunctionUSTU PhysTech Cup 20004687258

1011ConductorsUSU Championship 19975376225

1012K-based Numbers. Version 26973173

1013K-based Numbers. Version 3329290

1014Product of DigitsUSU Local Contest. 199911247108

1015Test the Difference!USU Local Contest. 19993000402

1016Cube on the WalkUSU Local Contest. 19991600751

1017StaircasesUSU Local Contest. 19997399163

1018Binary Apple TreeUSU Local Contest. 19994129292

1019Line PaintingUSU Local Contest. 19992749439

1020RopeAutumn School Contest 200011377106

1021Sacrament of the SumAutumn School Contest 20008623140

1022Genealogical TreeAutumn School Contest 20008850136

1023ButtonsAutumn School Contest 20005996201

1024PermutationsAutumn School Contest 20004116293

1025Democracy in DangerAutumn School Contest 20001687872

1026Questions and AnswersAutumn School Contest 20008305145

1027D++ AgainAutumn School Contest 20002150559

1028StarsUral Championship 19994491268

1029MinistryUral Championship 19993149333

1030TitanicUral Championship 19991489804

1031Railway TicketsUral Championship 19993398353

1032Find a MultipleUral Championship 19993625289

1033LabyrinthUral Championship 19995260229

1034Queens in Peaceful PositionsUral Championship 19991659722

1035Cross-stitchUral Championship 19999601239

1036Lucky Tickets3998301

1037Memory ManagementUSU Championship 20001623731

1038Spell CheckerUSU Championship 20002809424

1039Anniversary PartyUSU Championship 20003129380

1040Airline CompanyUSU Championship 20001217973

1041NikiforUSU Championship 20005712055

1042Central HeatingUSU Championship 20001499791

1043Cover an ArcUSU Championship 20007751521

1044Lucky Tickets. Easy!USU Championship 200010083118

1045Funny GameUSU Local Contest. March 20002256521

1046Geometrical DreamsUSU Local Contest. March 20006601761

1047Simple CalculationsUSU Local Contest. March 20004219279

1048Superlong SumsUSU Local Contest. March 20006396184

1049Brave BalloonistsUSU Local Contest. March 20004994236

1050Preparing an ArticleUSU Local Contest. March 20008791327

1051Simple Game on a GridUSU Local Contest. March 20002535464

1052Rabbit HuntUSU Local Contest. March 20005301222

1053PinocchioNEERC 2000 Central Subregional3950297

1054Hanoi TowerNEERC 2000 Central Subregional1886621

1055CombinationsNEERC 2000 Central Subregional3126376

1056Computer NetNEERC 2000 Central Subregional2267517

1057Amount of DegreesNEERC 2000 Central Subregional1660705

1058ChocolateNEERC 2000 Central Subregional3763044

1059ExpressionNEERC 2000 Central Subregional1985590

1060Flip GameNEERC 20003256342

1061Buffer ManagerNEERC 20001924577

1062TriathlonNEERC 20006411714

1063Domino PuzzleNEERC 20005342050

1064Binary SearchNEERC 20001939573

1065FrontierNEERC 20008261335

1066GarlandNEERC 20002169512

1067Disk TreeNEERC 20001866595

1068Sum2579843

1069Prufer CodeUSU Personal Contest 20012053526

1070Local TimeUSU Personal Contest 20011818594

1071Nikifor 2USU Personal Contest 20011883573

1072RoutingUSU Personal Contest 20012300470

1073Square CountryUSU Personal Contest 20016807159

1074Very Short ProblemUSU Personal Contest 20015082096

1075Thread in a SpaceUSU Personal Contest 200110391035

1076Trash1677640

1077Travelling Tours948410

1078SegmentsWinter Mathematical Festival Varna 20012836377

1079MaximumWinter Mathematical Festival Varna 20019338115

1080Map ColoringWinter Mathematical Festival Varna 20014124260

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014188256

1082Gaby IvanushkaSpring School Contest 20019248115

1083Factorials!!!Spring School Contest 20011404476

1084Goat in the GardenSpring School Contest 20017184148

1085MeetingSpring School Contest 20011858570

1086CryptographySpring School Contest 20018845120

1087The Time to Take StonesSpring School Contest 20013932270

1088Ilya MurometzSpring School Contest 20011580670

1089Verification with a VocabularySpring School Contest 20012455432

1090In the Army NowUSU Local Contest. March 20012855353

1091Tmutarakan ExamsUSU Local Contest. March 20012092482

1092TransversalUSU Local Contest. March 20014632140

1093DartsUSU Local Contest. March 20015341861

1094E-screenUSU Local Contest. March 20012471408

1095Nikifor 3USU Local Contest. March 20012022498

1096Get the Right Route Plate!USU Local Contest. March 20011532657

1097Square Country 2USU Local Contest. March 20017551323

1098Questions1931499

1099Work Scheduling7181259