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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9532316

1001Reverse Root2925915

1002Phone NumbersCentral European Olympiad in Informatics 19996498219

1003ParityCentral European Olympiad in Informatics 19993747380

1004Sightseeing TripCentral European Olympiad in Informatics 19992521565

1005Stone PileUSU Championship 19971683885

1006Square FramesUSU Championship 19971523931

1007Code WordsUSU Championship 19973714383

1008Image EncodingUSTU PhysTech Cup 20004082349

1009K-based NumbersUSU Championship 19971529993

1010Discrete FunctionUSTU PhysTech Cup 20005144277

1011ConductorsUSU Championship 19975978238

1012K-based Numbers. Version 28185174

1013K-based Numbers. Version 31046187

1014Product of DigitsUSU Local Contest. 19991467597

1015Test the Difference!USU Local Contest. 19993294431

1016Cube on the WalkUSU Local Contest. 19991807783

1017StaircasesUSU Local Contest. 19999288153

1018Binary Apple TreeUSU Local Contest. 19995080279

1019Line PaintingUSU Local Contest. 19993209442

1020RopeAutumn School Contest 200014230100

1021Sacrament of the SumAutumn School Contest 20009938143

1022Genealogical TreeAutumn School Contest 200010378137

1023ButtonsAutumn School Contest 20006874206

1024PermutationsAutumn School Contest 20004638306

1025Democracy in DangerAutumn School Contest 20002104268

1026Questions and AnswersAutumn School Contest 20009036157

1027D++ AgainAutumn School Contest 20002396591

1028StarsUral Championship 19995426261

1029MinistryUral Championship 19993605341

1030TitanicUral Championship 19991665846

1031Railway TicketsUral Championship 19993822370

1032Find a MultipleUral Championship 19994143297

1033LabyrinthUral Championship 19996141230

1034Queens in Peaceful PositionsUral Championship 19991844764

1035Cross-stitchUral Championship 199910571325

1036Lucky Tickets4766297

1037Memory ManagementUSU Championship 200012051156

1038Spell CheckerUSU Championship 20003040460

1039Anniversary PartyUSU Championship 20003726376

1040Airline CompanyUSU Championship 20001428976

1041NikiforUSU Championship 20006552111

1042Central HeatingUSU Championship 20001740802

1043Cover an ArcUSU Championship 20008721592

1044Lucky Tickets. Easy!USU Championship 200011705120

1045Funny GameUSU Local Contest. March 20002725507

1046Geometrical DreamsUSU Local Contest. March 20007501825

1047Simple CalculationsUSU Local Contest. March 20004719293

1048Superlong SumsUSU Local Contest. March 20007192192

1049Brave BalloonistsUSU Local Contest. March 20005774240

1050Preparing an ArticleUSU Local Contest. March 200010061365

1051Simple Game on a GridUSU Local Contest. March 20002749503

1052Rabbit HuntUSU Local Contest. March 20006098227

1053PinocchioNEERC 2000 Central Subregional4279323

1054Tower of HanoiNEERC 2000 Central Subregional2098657

1055CombinationsNEERC 2000 Central Subregional3444401

1056Centers of the NetNEERC 2000 Central Subregional2593532

1057Amount of DegreesNEERC 2000 Central Subregional1962702

1058ChocolateNEERC 2000 Central Subregional4792824

1059ExpressionNEERC 2000 Central Subregional2159638

1060Flip GameNEERC 20003671356

1061Buffer ManagerNEERC 20002070630

1062TriathlonNEERC 20007191798

1063Domino PuzzleNEERC 20006022140

1064Binary SearchNEERC 20002103621

1065FrontierNEERC 20009441374

1066GarlandNEERC 20002377549

1067Disk TreeNEERC 20002696484

1068Sum3480838

1069Prufer CodeUSU Personal Contest 20012464515

1070Local TimeUSU Personal Contest 20012002633

1071Nikifor 2USU Personal Contest 20012127596

1072RoutingUSU Personal Contest 20012610486

1073Square CountryUSU Personal Contest 20018678147

1074Very Short ProblemUSU Personal Contest 20016082062

1075Thread in a SpaceUSU Personal Contest 20016152039

1076Trash1858678

1077Travelling Tours1142399

1078SegmentsWinter Mathematical Festival Varna 20013539355

1079MaximumWinter Mathematical Festival Varna 200111493110

1080Map ColoringWinter Mathematical Festival Varna 20015505229

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014870258

1082Gaby IvanushkaSpring School Contest 200110383120

1083Factorials!!!Spring School Contest 20011835568

1084Goat in the GardenSpring School Contest 20018484147

1085MeetingSpring School Contest 20012070601

1086CryptographySpring School Contest 200111601108

1087The Time to Take StonesSpring School Contest 20014569273

1088Ilya MurometzSpring School Contest 20011761706

1089Verification with a VocabularySpring School Contest 20012693462

1090In the Army NowUSU Local Contest. March 20013394349

1091Tmutarakan ExamsUSU Local Contest. March 20012302514

1092TransversalUSU Local Contest. March 20015242224

1093DartsUSU Local Contest. March 20016041935

1094E-screenUSU Local Contest. March 20012705438

1095Nikifor 3USU Local Contest. March 20012127556

1096Get the Right Route Plate!USU Local Contest. March 20011726684

1097Square Country 2USU Local Contest. March 20018771339

1098Questions2139528

1099Work Scheduling9331140