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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9459816

1001Reverse Root2896615

1002Phone NumbersCentral European Olympiad in Informatics 19996483218

1003ParityCentral European Olympiad in Informatics 19993730380

1004Sightseeing TripCentral European Olympiad in Informatics 19992511563

1005Stone PileUSU Championship 19971670585

1006Square FramesUSU Championship 19971521926

1007Code WordsUSU Championship 19973703382

1008Image EncodingUSTU PhysTech Cup 20004074347

1009K-based NumbersUSU Championship 19971505794

1010Discrete FunctionUSTU PhysTech Cup 20005133275

1011ConductorsUSU Championship 19975969237

1012K-based Numbers. Version 28156173

1013K-based Numbers. Version 31018188

1014Product of DigitsUSU Local Contest. 19991461097

1015Test the Difference!USU Local Contest. 19993292428

1016Cube on the WalkUSU Local Contest. 19991806778

1017StaircasesUSU Local Contest. 19999123155

1018Binary Apple TreeUSU Local Contest. 19994898288

1019Line PaintingUSU Local Contest. 19993196441

1020RopeAutumn School Contest 200014159100

1021Sacrament of the SumAutumn School Contest 20009889143

1022Genealogical TreeAutumn School Contest 200010228138

1023ButtonsAutumn School Contest 20006855206

1024PermutationsAutumn School Contest 20004629304

1025Democracy in DangerAutumn School Contest 20002091967

1026Questions and AnswersAutumn School Contest 20009006157

1027D++ AgainAutumn School Contest 20002391588

1028StarsUral Championship 19995402260

1029MinistryUral Championship 19993597340

1030TitanicUral Championship 19991662842

1031Railway TicketsUral Championship 19993795370

1032Find a MultipleUral Championship 19994122297

1033LabyrinthUral Championship 19996121230

1034Queens in Peaceful PositionsUral Championship 19991839761

1035Cross-stitchUral Championship 199910551318

1036Lucky Tickets4728297

1037Memory ManagementUSU Championship 200011961156

1038Spell CheckerUSU Championship 20003035458

1039Anniversary PartyUSU Championship 20003712375

1040Airline CompanyUSU Championship 20001425972

1041NikiforUSU Championship 20006492116

1042Central HeatingUSU Championship 20001737798

1043Cover an ArcUSU Championship 20008681588

1044Lucky Tickets. Easy!USU Championship 200011661119

1045Funny GameUSU Local Contest. March 20002710507

1046Geometrical DreamsUSU Local Contest. March 20007471819

1047Simple CalculationsUSU Local Contest. March 20004707292

1048Superlong SumsUSU Local Contest. March 20007171191

1049Brave BalloonistsUSU Local Contest. March 20005748239

1050Preparing an ArticleUSU Local Contest. March 200010041358

1051Simple Game on a GridUSU Local Contest. March 20002745500

1052Rabbit HuntUSU Local Contest. March 20006077226

1053PinocchioNEERC 2000 Central Subregional4268321

1054Tower of HanoiNEERC 2000 Central Subregional2091654

1055CombinationsNEERC 2000 Central Subregional3433399

1056Centers of the NetNEERC 2000 Central Subregional2582530

1057Amount of DegreesNEERC 2000 Central Subregional1953700

1058ChocolateNEERC 2000 Central Subregional4742834

1059ExpressionNEERC 2000 Central Subregional2153636

1060Flip GameNEERC 20003656355

1061Buffer ManagerNEERC 20002082622

1062TriathlonNEERC 20007141797

1063Domino PuzzleNEERC 20006002132

1064Binary SearchNEERC 20002096618

1065FrontierNEERC 20009421368

1066GarlandNEERC 20002370547

1067Disk TreeNEERC 20002621494

1068Sum3452238

1069Prufer CodeUSU Personal Contest 20012445516

1070Local TimeUSU Personal Contest 20011996631

1071Nikifor 2USU Personal Contest 20012120594

1072RoutingUSU Personal Contest 20012602485

1073Square CountryUSU Personal Contest 20018455150

1074Very Short ProblemUSU Personal Contest 20016052058

1075Thread in a SpaceUSU Personal Contest 20016092045

1076Trash1852676

1077Travelling Tours1136398

1078SegmentsWinter Mathematical Festival Varna 20013363371

1079MaximumWinter Mathematical Festival Varna 200111452109

1080Map ColoringWinter Mathematical Festival Varna 20015238239

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014848258

1082Gaby IvanushkaSpring School Contest 200110346120

1083Factorials!!!Spring School Contest 20011822468

1084Goat in the GardenSpring School Contest 20018445147

1085MeetingSpring School Contest 20012065598

1086CryptographySpring School Contest 200111532108

1087The Time to Take StonesSpring School Contest 20014460278

1088Ilya MurometzSpring School Contest 20011754704

1089Verification with a VocabularySpring School Contest 20012688460

1090In the Army NowUSU Local Contest. March 20013380348

1091Tmutarakan ExamsUSU Local Contest. March 20012292512

1092TransversalUSU Local Contest. March 20015222217

1093DartsUSU Local Contest. March 20016001934

1094E-screenUSU Local Contest. March 20012698436

1095Nikifor 3USU Local Contest. March 20012118554

1096Get the Right Route Plate!USU Local Contest. March 20011717683

1097Square Country 2USU Local Contest. March 20018701340

1098Questions2124528

1099Work Scheduling9251142