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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8772816

1001Reverse Root2637816

1002Phone NumbersCentral European Olympiad in Informatics 19996248216

1003ParityCentral European Olympiad in Informatics 19993508385

1004Sightseeing TripCentral European Olympiad in Informatics 19992394563

1005Stone PileUSU Championship 19971528089

1006Square FramesUSU Championship 19971471913

1007Code WordsUSU Championship 19973548380

1008Image EncodingUSTU PhysTech Cup 20003959341

1009K-based NumbersUSU Championship 19971419995

1010Discrete FunctionUSTU PhysTech Cup 20004991270

1011ConductorsUSU Championship 19975784233

1012K-based Numbers. Version 27803173

1013K-based Numbers. Version 3775207

1014Product of DigitsUSU Local Contest. 199913327101

1015Test the Difference!USU Local Contest. 19993178423

1016Cube on the WalkUSU Local Contest. 19991726776

1017StaircasesUSU Local Contest. 19998638156

1018Binary Apple TreeUSU Local Contest. 19994641290

1019Line PaintingUSU Local Contest. 19993036443

1020RopeAutumn School Contest 200013060103

1021Sacrament of the SumAutumn School Contest 20009503142

1022Genealogical TreeAutumn School Contest 20009818137

1023ButtonsAutumn School Contest 20006584204

1024PermutationsAutumn School Contest 20004469301

1025Democracy in DangerAutumn School Contest 20001965468

1026Questions and AnswersAutumn School Contest 20009157147

1027D++ AgainAutumn School Contest 20002315579

1028StarsUral Championship 19995036266

1029MinistryUral Championship 19993470336

1030TitanicUral Championship 19991591838

1031Railway TicketsUral Championship 19993669365

1032Find a MultipleUral Championship 19993914298

1033LabyrinthUral Championship 19995865228

1034Queens in Peaceful PositionsUral Championship 19991754761

1035Cross-stitchUral Championship 199910171304

1036Lucky Tickets4495298

1037Memory ManagementUSU Championship 20001745758

1038Spell CheckerUSU Championship 20002956448

1039Anniversary PartyUSU Championship 20003505378

1040Airline CompanyUSU Championship 20001344982

1041NikiforUSU Championship 20006272088

1042Central HeatingUSU Championship 20001644804

1043Cover an ArcUSU Championship 20008291585

1044Lucky Tickets. Easy!USU Championship 200011148119

1045Funny GameUSU Local Contest. March 20002548514

1046Geometrical DreamsUSU Local Contest. March 20007021846

1047Simple CalculationsUSU Local Contest. March 20004432296

1048Superlong SumsUSU Local Contest. March 20006957188

1049Brave BalloonistsUSU Local Contest. March 20005487239

1050Preparing an ArticleUSU Local Contest. March 20009531365

1051Simple Game on a GridUSU Local Contest. March 20002690487

1052Rabbit HuntUSU Local Contest. March 20005831225

1053PinocchioNEERC 2000 Central Subregional4163314

1054Hanoi TowerNEERC 2000 Central Subregional1992655

1055CombinationsNEERC 2000 Central Subregional3312395

1056Computer NetNEERC 2000 Central Subregional2456532

1057Amount of DegreesNEERC 2000 Central Subregional1845707

1058ChocolateNEERC 2000 Central Subregional4422895

1059ExpressionNEERC 2000 Central Subregional2091624

1060Flip GameNEERC 20003488355

1061Buffer ManagerNEERC 20002030609

1062TriathlonNEERC 20006811797

1063Domino PuzzleNEERC 20005732129

1064Binary SearchNEERC 20002039607

1065FrontierNEERC 20008891382

1066GarlandNEERC 20002289540

1067Disk TreeNEERC 20002255548

1068Sum3175639

1069Prufer CodeUSU Personal Contest 20012299523

1070Local TimeUSU Personal Contest 20011935621

1071Nikifor 2USU Personal Contest 20012005599

1072RoutingUSU Personal Contest 20012508480

1073Square CountryUSU Personal Contest 20017884153

1074Very Short ProblemUSU Personal Contest 20015762061

1075Thread in a SpaceUSU Personal Contest 20015462172

1076Trash1794666

1077Travelling Tours1053410

1078SegmentsWinter Mathematical Festival Varna 20013189374

1079MaximumWinter Mathematical Festival Varna 200110783111

1080Map ColoringWinter Mathematical Festival Varna 20014806248

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014648257

1082Gaby IvanushkaSpring School Contest 200110016118

1083Factorials!!!Spring School Contest 20011683270

1084Goat in the GardenSpring School Contest 20018086146

1085MeetingSpring School Contest 20012002589

1086CryptographySpring School Contest 200110696111

1087The Time to Take StonesSpring School Contest 20014267277

1088Ilya MurometzSpring School Contest 20011670705

1089Verification with a VocabularySpring School Contest 20012617451

1090In the Army NowUSU Local Contest. March 20013149356

1091Tmutarakan ExamsUSU Local Contest. March 20012247499

1092TransversalUSU Local Contest. March 20014842279

1093DartsUSU Local Contest. March 20015731931

1094E-screenUSU Local Contest. March 20012624428

1095Nikifor 3USU Local Contest. March 20012044548

1096Get the Right Route Plate!USU Local Contest. March 20011635685

1097Square Country 2USU Local Contest. March 20018001390

1098Questions2065519

1099Work Scheduling8541179