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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9333016

1001Reverse Root2852215

1002Phone NumbersCentral European Olympiad in Informatics 19996440218

1003ParityCentral European Olympiad in Informatics 19993696379

1004Sightseeing TripCentral European Olympiad in Informatics 19992491562

1005Stone PileUSU Championship 19971619187

1006Square FramesUSU Championship 19971510923

1007Code WordsUSU Championship 19973684380

1008Image EncodingUSTU PhysTech Cup 20004053345

1009K-based NumbersUSU Championship 19971490594

1010Discrete FunctionUSTU PhysTech Cup 20005101274

1011ConductorsUSU Championship 19975934236

1012K-based Numbers. Version 28099173

1013K-based Numbers. Version 3979189

1014Product of DigitsUSU Local Contest. 19991426798

1015Test the Difference!USU Local Contest. 19993275426

1016Cube on the WalkUSU Local Contest. 19991800773

1017StaircasesUSU Local Contest. 19999060154

1018Binary Apple TreeUSU Local Contest. 19994842288

1019Line PaintingUSU Local Contest. 19993181438

1020RopeAutumn School Contest 200014003100

1021Sacrament of the SumAutumn School Contest 20009823142

1022Genealogical TreeAutumn School Contest 200010153137

1023ButtonsAutumn School Contest 20006814205

1024PermutationsAutumn School Contest 20004600303

1025Democracy in DangerAutumn School Contest 20002072767

1026Questions and AnswersAutumn School Contest 20008937156

1027D++ AgainAutumn School Contest 20002380585

1028StarsUral Championship 19995357260

1029MinistryUral Championship 19993564340

1030TitanicUral Championship 19991657836

1031Railway TicketsUral Championship 19993766369

1032Find a MultipleUral Championship 19994085296

1033LabyrinthUral Championship 19996075229

1034Queens in Peaceful PositionsUral Championship 19991828758

1035Cross-stitchUral Championship 199910451317

1036Lucky Tickets4690296

1037Memory ManagementUSU Championship 20001803761

1038Spell CheckerUSU Championship 20003023455

1039Anniversary PartyUSU Championship 20003667375

1040Airline CompanyUSU Championship 20001411971

1041NikiforUSU Championship 20006442110

1042Central HeatingUSU Championship 20001721797

1043Cover an ArcUSU Championship 20008631581

1044Lucky Tickets. Easy!USU Championship 200011549119

1045Funny GameUSU Local Contest. March 20002692505

1046Geometrical DreamsUSU Local Contest. March 20007421813

1047Simple CalculationsUSU Local Contest. March 20004521301

1048Superlong SumsUSU Local Contest. March 20007133190

1049Brave BalloonistsUSU Local Contest. March 20005702239

1050Preparing an ArticleUSU Local Contest. March 20009951357

1051Simple Game on a GridUSU Local Contest. March 20002738496

1052Rabbit HuntUSU Local Contest. March 20006039226

1053PinocchioNEERC 2000 Central Subregional4278317

1054Hanoi TowerNEERC 2000 Central Subregional2088649

1055CombinationsNEERC 2000 Central Subregional3415397

1056Computer NetNEERC 2000 Central Subregional2567528

1057Amount of DegreesNEERC 2000 Central Subregional1945696

1058ChocolateNEERC 2000 Central Subregional4672846

1059ExpressionNEERC 2000 Central Subregional2138634

1060Flip GameNEERC 20003623355

1061Buffer ManagerNEERC 20002077618

1062TriathlonNEERC 20007071797

1063Domino PuzzleNEERC 20005922139

1064Binary SearchNEERC 20002088615

1065FrontierNEERC 20009321368

1066GarlandNEERC 20002344547

1067Disk TreeNEERC 20002448524

1068Sum3408838

1069Prufer CodeUSU Personal Contest 20012426514

1070Local TimeUSU Personal Contest 20011987627

1071Nikifor 2USU Personal Contest 20012104593

1072RoutingUSU Personal Contest 20012586483

1073Square CountryUSU Personal Contest 20018371150

1074Very Short ProblemUSU Personal Contest 20015992057

1075Thread in a SpaceUSU Personal Contest 20016032044

1076Trash1840674

1077Travelling Tours1124399

1078SegmentsWinter Mathematical Festival Varna 20013334371

1079MaximumWinter Mathematical Festival Varna 200111331109

1080Map ColoringWinter Mathematical Festival Varna 20015126241

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014812257

1082Gaby IvanushkaSpring School Contest 200110284119

1083Factorials!!!Spring School Contest 20011800768

1084Goat in the GardenSpring School Contest 20018388146

1085MeetingSpring School Contest 20012055595

1086CryptographySpring School Contest 200111384108

1087The Time to Take StonesSpring School Contest 20014437276

1088Ilya MurometzSpring School Contest 20011751698

1089Verification with a VocabularySpring School Contest 20012676458

1090In the Army NowUSU Local Contest. March 20013355347

1091Tmutarakan ExamsUSU Local Contest. March 20012342497

1092TransversalUSU Local Contest. March 20015172216

1093DartsUSU Local Contest. March 20015951930

1094E-screenUSU Local Contest. March 20012684434

1095Nikifor 3USU Local Contest. March 20012102553

1096Get the Right Route Plate!USU Local Contest. March 20011709679

1097Square Country 2USU Local Contest. March 20018441367

1098Questions2113526

1099Work Scheduling9061154