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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem10409416

1001Reverse Root3263814

1002Phone NumbersCentral European Olympiad in Informatics 19996817223

1003ParityCentral European Olympiad in Informatics 19993960385

1004Sightseeing TripCentral European Olympiad in Informatics 19992629579

1005Stone PileUSU Championship 19971942179

1006Square FramesUSU Championship 19971565968

1007Code WordsUSU Championship 19973836397

1008Image EncodingUSTU PhysTech Cup 20004231359

1009K-based NumbersUSU Championship 19971626594

1010Discrete FunctionUSTU PhysTech Cup 20005304287

1011ConductorsUSU Championship 19976219245

1012K-based Numbers. Version 28587177

1013K-based Numbers. Version 31257192

1014Product of DigitsUSU Local Contest. 19991624994

1015Test the Difference!USU Local Contest. 19993390447

1016Cube on the WalkUSU Local Contest. 19991870808

1017StaircasesUSU Local Contest. 19999754156

1018Binary Apple TreeUSU Local Contest. 19995488276

1019Line PaintingUSU Local Contest. 19993306459

1020RopeAutumn School Contest 20001534899

1021Sacrament of the SumAutumn School Contest 200010398146

1022Genealogical TreeAutumn School Contest 200010844140

1023ButtonsAutumn School Contest 20007124213

1024PermutationsAutumn School Contest 20004817315

1025Democracy in DangerAutumn School Contest 20002279967

1026Questions and AnswersAutumn School Contest 20009740156

1027D++ AgainAutumn School Contest 20002425623

1028StarsUral Championship 19995757262

1029MinistryUral Championship 19993766349

1030TitanicUral Championship 19991714878

1031Railway TicketsUral Championship 19993955382

1032Find a MultipleUral Championship 19994410298

1033LabyrinthUral Championship 19996493233

1034Queens in Peaceful PositionsUral Championship 19991886798

1035Cross-stitchUral Championship 199911201337

1036Lucky Tickets5026301

1037Memory ManagementUSU Championship 200012731169

1038Spell CheckerUSU Championship 20003126478

1039Anniversary PartyUSU Championship 20003925381

1040Airline CompanyUSU Championship 20001499994

1041NikiforUSU Championship 20002954917

1042Central HeatingUSU Championship 20001852805

1043Cover an ArcUSU Championship 20009151621

1044Lucky Tickets. Easy!USU Championship 200012442120

1045Funny GameUSU Local Contest. March 20002872514

1046Geometrical DreamsUSU Local Contest. March 20007841866

1047Simple CalculationsUSU Local Contest. March 20004998296

1048Superlong SumsUSU Local Contest. March 20007469198

1049Brave BalloonistsUSU Local Contest. March 20006016246

1050Preparing an ArticleUSU Local Contest. March 200010301424

1051Simple Game on a GridUSU Local Contest. March 20002829522

1052Rabbit HuntUSU Local Contest. March 20006332234

1053PinocchioNEERC 2000 Central Subregional4401335

1054Tower of HanoiNEERC 2000 Central Subregional2311637

1055CombinationsNEERC 2000 Central Subregional3568413

1056Centers of the NetNEERC 2000 Central Subregional2704545

1057Amount of DegreesNEERC 2000 Central Subregional2083706

1058ChocolateNEERC 2000 Central Subregional5192788

1059ExpressionNEERC 2000 Central Subregional2214665

1060Flip GameNEERC 20003795368

1061Buffer ManagerNEERC 20002129655

1062TriathlonNEERC 20007661803

1063Domino PuzzleNEERC 20006272195

1064Binary SearchNEERC 20002164644

1065FrontierNEERC 20009971390

1066GarlandNEERC 20002451568

1067Disk TreeNEERC 20003803367

1068Sum3826037

1069Prufer CodeUSU Personal Contest 20012634515

1070Local TimeUSU Personal Contest 20012079651

1071Nikifor 2USU Personal Contest 20012200616

1072RoutingUSU Personal Contest 20012744494

1073Square CountryUSU Personal Contest 20019634141

1074Very Short ProblemUSU Personal Contest 20016342112

1075Thread in a SpaceUSU Personal Contest 20016622024

1076Trash1914703

1077Travelling Tours1229396

1078SegmentsWinter Mathematical Festival Varna 20013850349

1079MaximumWinter Mathematical Festival Varna 200112233110

1080Map ColoringWinter Mathematical Festival Varna 20016997192

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015077265

1082Gaby IvanushkaSpring School Contest 200110801123

1083Factorials!!!Spring School Contest 20011984267

1084Goat in the GardenSpring School Contest 20018943149

1085MeetingSpring School Contest 20012154617

1086CryptographySpring School Contest 200112635106

1087The Time to Take StonesSpring School Contest 20014900272

1088Ilya MurometzSpring School Contest 20011807734

1089Verification with the DictionarySpring School Contest 20011594832

1090In the Army NowUSU Local Contest. March 20013514360

1091Tmutarakan ExamsUSU Local Contest. March 20012429520

1092TransversalUSU Local Contest. March 20015432292

1093DartsUSU Local Contest. March 20016361962

1094E-screenUSU Local Contest. March 20012786453

1095Nikifor 3USU Local Contest. March 20012217569

1096Get the Right Route Plate!USU Local Contest. March 20011803699

1097Square Country 2USU Local Contest. March 20019251356

1098Questions2212545

1099Work Scheduling9951141