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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem10569216

1001Reverse Root3327414

1002Phone NumbersCentral European Olympiad in Informatics 19996892225

1003ParityCentral European Olympiad in Informatics 19994019385

1004Sightseeing TripCentral European Olympiad in Informatics 19992663581

1005Stone PileUSU Championship 19971984778

1006Square FramesUSU Championship 19971575978

1007Code WordsUSU Championship 19973861400

1008Image EncodingUSTU PhysTech Cup 20004248364

1009K-based NumbersUSU Championship 19971649194

1010Discrete FunctionUSTU PhysTech Cup 20005330290

1011ConductorsUSU Championship 19976279246

1012K-based Numbers. Version 28659178

1013K-based Numbers. Version 31301194

1014Product of DigitsUSU Local Contest. 19991649294

1015Test the Difference!USU Local Contest. 19993414451

1016Cube on the WalkUSU Local Contest. 19991883816

1017StaircasesUSU Local Contest. 19999860157

1018Binary Apple TreeUSU Local Contest. 19995540278

1019Line PaintingUSU Local Contest. 19993348460

1020RopeAutumn School Contest 20001557199

1021Sacrament of the SumAutumn School Contest 200010505147

1022Genealogical TreeAutumn School Contest 200010926141

1023ButtonsAutumn School Contest 20007177215

1024PermutationsAutumn School Contest 20004844318

1025Democracy in DangerAutumn School Contest 20002312967

1026Questions and AnswersAutumn School Contest 20009854156

1027D++ AgainAutumn School Contest 20002439630

1028StarsUral Championship 19995813264

1029MinistryUral Championship 19993790352

1030TitanicUral Championship 19991718890

1031Railway TicketsUral Championship 19993980385

1032Find a MultipleUral Championship 19994452300

1033LabyrinthUral Championship 19996535235

1034Queens in Peaceful PositionsUral Championship 19991896807

1035Cross-stitchUral Championship 199911201358

1036Lucky Tickets5067303

1037Memory ManagementUSU Championship 200012901172

1038Spell CheckerUSU Championship 20003150482

1039Anniversary PartyUSU Championship 20003967383

1040Airline CompanyUSU Championship 200015141000

1041NikiforUSU Championship 20003064823

1042Central HeatingUSU Championship 20001874809

1043Cover an ArcUSU Championship 20009241632

1044Lucky Tickets. Easy!USU Championship 200012554121

1045Funny GameUSU Local Contest. March 20002898518

1046Geometrical DreamsUSU Local Contest. March 20007891884

1047Simple CalculationsUSU Local Contest. March 20005011300

1048Superlong SumsUSU Local Contest. March 20007532199

1049Brave BalloonistsUSU Local Contest. March 20006082247

1050Preparing an ArticleUSU Local Contest. March 200010401434

1051Simple Game on a GridUSU Local Contest. March 20002844527

1052Rabbit HuntUSU Local Contest. March 20006368236

1053PinocchioNEERC 2000 Central Subregional4420339

1054Tower of HanoiNEERC 2000 Central Subregional2343639

1055CombinationsNEERC 2000 Central Subregional3589417

1056Centers of the NetNEERC 2000 Central Subregional2734548

1057Amount of DegreesNEERC 2000 Central Subregional2098713

1058ChocolateNEERC 2000 Central Subregional5262797

1059ExpressionNEERC 2000 Central Subregional2226672

1060Flip GameNEERC 20003818372

1061Buffer ManagerNEERC 20002140662

1062TriathlonNEERC 20007701823

1063Domino PuzzleNEERC 20006332210

1064Binary SearchNEERC 20002177650

1065FrontierNEERC 200010051401

1066GarlandNEERC 20002467574

1067Disk TreeNEERC 20003878366

1068Sum3890237

1069Prufer CodeUSU Personal Contest 20012670516

1070Local TimeUSU Personal Contest 20012095657

1071Nikifor 2USU Personal Contest 20012219620

1072RoutingUSU Personal Contest 20012759499

1073Square CountryUSU Personal Contest 20019853140

1074Very Short ProblemUSU Personal Contest 20016482101

1075Thread in a SpaceUSU Personal Contest 20016812000

1076Trash1934707

1077Travelling Tours1246396

1078SegmentsWinter Mathematical Festival Varna 20013877352

1079MaximumWinter Mathematical Festival Varna 200112356111

1080Map ColoringWinter Mathematical Festival Varna 20017094192

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015104267

1082Gaby IvanushkaSpring School Contest 200110859125

1083Factorials!!!Spring School Contest 20012007068

1084Goat in the GardenSpring School Contest 20019057150

1085MeetingSpring School Contest 20012170622

1086CryptographySpring School Contest 200112815106

1087The Time to Take StonesSpring School Contest 20014936274

1088Ilya MurometzSpring School Contest 20011815743

1089Verification with the DictionarySpring School Contest 20011613835

1090In the Army NowUSU Local Contest. March 20013539363

1091Tmutarakan ExamsUSU Local Contest. March 20012451523

1092TransversalUSU Local Contest. March 20015472312

1093DartsUSU Local Contest. March 20016391985

1094E-screenUSU Local Contest. March 20012808457

1095Nikifor 3USU Local Contest. March 20012232575

1096Get the Right Route Plate!USU Local Contest. March 20011816705

1097Square Country 2USU Local Contest. March 20019391357

1098Questions2225551

1099Work Scheduling10081145