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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem7192418

1001Reverse Root2053818

1002Phone NumbersCentral European Olympiad in Informatics 19995688212

1003ParityCentral European Olympiad in Informatics 19993119387

1004Sightseeing TripCentral European Olympiad in Informatics 19992163557

1005Stone PileUSU Championship 19971289594

1006Square FramesUSU Championship 19971372875

1007Code WordsUSU Championship 19973312364

1008Image EncodingUSTU PhysTech Cup 20003699326

1009K-based NumbersUSU Championship 19971227198

1010Discrete FunctionUSTU PhysTech Cup 20004679258

1011ConductorsUSU Championship 19975363225

1012K-based Numbers. Version 26955173

1013K-based Numbers. Version 3318294

1014Product of DigitsUSU Local Contest. 199911199108

1015Test the Difference!USU Local Contest. 19992994401

1016Cube on the WalkUSU Local Contest. 19991594751

1017StaircasesUSU Local Contest. 19997368163

1018Binary Apple TreeUSU Local Contest. 19994103293

1019Line PaintingUSU Local Contest. 19992739439

1020RopeAutumn School Contest 200011325106

1021Sacrament of the SumAutumn School Contest 20008599140

1022Genealogical TreeAutumn School Contest 20008827136

1023ButtonsAutumn School Contest 20005980201

1024PermutationsAutumn School Contest 20004101293

1025Democracy in DangerAutumn School Contest 20001681572

1026Questions and AnswersAutumn School Contest 20008284145

1027D++ AgainAutumn School Contest 20002145559

1028StarsUral Championship 19994468268

1029MinistryUral Championship 19993137333

1030TitanicUral Championship 19991481805

1031Railway TicketsUral Championship 19993391353

1032Find a MultipleUral Championship 19993606290

1033LabyrinthUral Championship 19995249228

1034Queens in Peaceful PositionsUral Championship 19991656720

1035Cross-stitchUral Championship 19999561240

1036Lucky Tickets3980301

1037Memory ManagementUSU Championship 20001616732

1038Spell CheckerUSU Championship 20002808422

1039Anniversary PartyUSU Championship 20003113381

1040Airline CompanyUSU Championship 20001213973

1041NikiforUSU Championship 20005682058

1042Central HeatingUSU Championship 20001489794

1043Cover an ArcUSU Championship 20007721521

1044Lucky Tickets. Easy!USU Championship 200010053118

1045Funny GameUSU Local Contest. March 20002238523

1046Geometrical DreamsUSU Local Contest. March 20006581760

1047Simple CalculationsUSU Local Contest. March 20004212279

1048Superlong SumsUSU Local Contest. March 20006378184

1049Brave BalloonistsUSU Local Contest. March 20004973236

1050Preparing an ArticleUSU Local Contest. March 20008751328

1051Simple Game on a GridUSU Local Contest. March 20002531463

1052Rabbit HuntUSU Local Contest. March 20005290222

1053PinocchioNEERC 2000 Central Subregional3941297

1054Hanoi TowerNEERC 2000 Central Subregional1883620

1055CombinationsNEERC 2000 Central Subregional3117375

1056Computer NetNEERC 2000 Central Subregional2264516

1057Amount of DegreesNEERC 2000 Central Subregional1648708

1058ChocolateNEERC 2000 Central Subregional3703081

1059ExpressionNEERC 2000 Central Subregional1984588

1060Flip GameNEERC 20003251341

1061Buffer ManagerNEERC 20001923576

1062TriathlonNEERC 20006401710

1063Domino PuzzleNEERC 20005322050

1064Binary SearchNEERC 20001937571

1065FrontierNEERC 20008241334

1066GarlandNEERC 20002166511

1067Disk TreeNEERC 20001863593

1068Sum2563443

1069Prufer CodeUSU Personal Contest 20012049525

1070Local TimeUSU Personal Contest 20011815593

1071Nikifor 2USU Personal Contest 20011879573

1072RoutingUSU Personal Contest 20012294469

1073Square CountryUSU Personal Contest 20016783159

1074Very Short ProblemUSU Personal Contest 20015032108

1075Thread in a SpaceUSU Personal Contest 200110321038

1076Trash1670640

1077Travelling Tours942411

1078SegmentsWinter Mathematical Festival Varna 20012822378

1079MaximumWinter Mathematical Festival Varna 20019273115

1080Map ColoringWinter Mathematical Festival Varna 20014115259

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014171256

1082Gaby IvanushkaSpring School Contest 20019228115

1083Factorials!!!Spring School Contest 20011395176

1084Goat in the GardenSpring School Contest 20017158148

1085MeetingSpring School Contest 20011856569

1086CryptographySpring School Contest 20018770121

1087The Time to Take StonesSpring School Contest 20013919270

1088Ilya MurometzSpring School Contest 20011578668

1089Verification with a VocabularySpring School Contest 20012448432

1090In the Army NowUSU Local Contest. March 20012841354

1091Tmutarakan ExamsUSU Local Contest. March 20012086481

1092TransversalUSU Local Contest. March 20014622137

1093DartsUSU Local Contest. March 20015321861

1094E-screenUSU Local Contest. March 20012467407

1095Nikifor 3USU Local Contest. March 20012016498

1096Get the Right Route Plate!USU Local Contest. March 20011530655

1097Square Country 2USU Local Contest. March 20017501327

1098Questions1924499

1099Work Scheduling7151259