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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem10644616

1001Reverse Root3358314

1002Phone NumbersCentral European Olympiad in Informatics 19996938225

1003ParityCentral European Olympiad in Informatics 19994050386

1004Sightseeing TripCentral European Olympiad in Informatics 19992682582

1005Stone PileUSU Championship 19971999778

1006Square FramesUSU Championship 19971579984

1007Code WordsUSU Championship 19973875403

1008Image EncodingUSTU PhysTech Cup 20004265366

1009K-based NumbersUSU Championship 19971656994

1010Discrete FunctionUSTU PhysTech Cup 20005346292

1011ConductorsUSU Championship 19976318247

1012K-based Numbers. Version 28697179

1013K-based Numbers. Version 31324196

1014Product of DigitsUSU Local Contest. 19991659194

1015Test the Difference!USU Local Contest. 19993425454

1016Cube on the WalkUSU Local Contest. 19991889821

1017StaircasesUSU Local Contest. 19999918157

1018Binary Apple TreeUSU Local Contest. 19995567279

1019Line PaintingUSU Local Contest. 19993359463

1020RopeAutumn School Contest 200015641100

1021Sacrament of the SumAutumn School Contest 200010539148

1022Genealogical TreeAutumn School Contest 200010997141

1023ButtonsAutumn School Contest 20007203216

1024PermutationsAutumn School Contest 20004867319

1025Democracy in DangerAutumn School Contest 20002323167

1026Questions and AnswersAutumn School Contest 20009887157

1027D++ AgainAutumn School Contest 20002445634

1028StarsUral Championship 19995887263

1029MinistryUral Championship 19993809354

1030TitanicUral Championship 19991723896

1031Railway TicketsUral Championship 19993989388

1032Find a MultipleUral Championship 19994483301

1033LabyrinthUral Championship 19996565236

1034Queens in Peaceful PositionsUral Championship 19991902812

1035Cross-stitchUral Championship 199911221368

1036Lucky Tickets5097304

1037Memory ManagementUSU Championship 200012971176

1038Spell CheckerUSU Championship 20003157486

1039Anniversary PartyUSU Championship 20003990384

1040Airline CompanyUSU Championship 200015261001

1041NikiforUSU Championship 20003094820

1042Central HeatingUSU Championship 20001891809

1043Cover an ArcUSU Championship 20009271641

1044Lucky Tickets. Easy!USU Championship 200012611122

1045Funny GameUSU Local Contest. March 20002907521

1046Geometrical DreamsUSU Local Contest. March 20007951887

1047Simple CalculationsUSU Local Contest. March 20005024302

1048Superlong SumsUSU Local Contest. March 20007568200

1049Brave BalloonistsUSU Local Contest. March 20006105249

1050Preparing an ArticleUSU Local Contest. March 200010451440

1051Simple Game on a GridUSU Local Contest. March 20002852531

1052Rabbit HuntUSU Local Contest. March 20006398237

1053PinocchioNEERC 2000 Central Subregional4433341

1054Tower of HanoiNEERC 2000 Central Subregional2357640

1055CombinationsNEERC 2000 Central Subregional3596420

1056Centers of the NetNEERC 2000 Central Subregional2746550

1057Amount of DegreesNEERC 2000 Central Subregional2108716

1058ChocolateNEERC 2000 Central Subregional5282811

1059ExpressionNEERC 2000 Central Subregional2231676

1060Flip GameNEERC 20003833373

1061Buffer ManagerNEERC 20002147665

1062TriathlonNEERC 20007711836

1063Domino PuzzleNEERC 20006372216

1064Binary SearchNEERC 20002183654

1065FrontierNEERC 200010091408

1066GarlandNEERC 20002475577

1067Disk TreeNEERC 20003946362

1068Sum3924637

1069Prufer CodeUSU Personal Contest 20012689517

1070Local TimeUSU Personal Contest 20012105659

1071Nikifor 2USU Personal Contest 20012227623

1072RoutingUSU Personal Contest 20012767502

1073Square CountryUSU Personal Contest 20019893141

1074Very Short ProblemUSU Personal Contest 20016492116

1075Thread in a SpaceUSU Personal Contest 20016832012

1076Trash1941711

1077Travelling Tours1257396

1078SegmentsWinter Mathematical Festival Varna 20013891354

1079MaximumWinter Mathematical Festival Varna 200112413111

1080Map ColoringWinter Mathematical Festival Varna 20017257190

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015127269

1082Gaby IvanushkaSpring School Contest 200110887126

1083Factorials!!!Spring School Contest 20012016168

1084Goat in the GardenSpring School Contest 20019141149

1085MeetingSpring School Contest 20012178625

1086CryptographySpring School Contest 200112859106

1087The Time to Take StonesSpring School Contest 20014952276

1088Ilya MurometzSpring School Contest 20011824746

1089Verification with the DictionarySpring School Contest 20011621839

1090In the Army NowUSU Local Contest. March 20013555365

1091Tmutarakan ExamsUSU Local Contest. March 20012463525

1092TransversalUSU Local Contest. March 20015492324

1093DartsUSU Local Contest. March 20016411996

1094E-screenUSU Local Contest. March 20012817460

1095Nikifor 3USU Local Contest. March 20012241577

1096Get the Right Route Plate!USU Local Contest. March 20011823709

1097Square Country 2USU Local Contest. March 20019431363

1098Questions2235553

1099Work Scheduling10111151