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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8167117

1001Reverse Root2394816

1002Phone NumbersCentral European Olympiad in Informatics 19996039214

1003ParityCentral European Olympiad in Informatics 19993361384

1004Sightseeing TripCentral European Olympiad in Informatics 19992315557

1005Stone PileUSU Championship 19971428191

1006Square FramesUSU Championship 19971442891

1007Code WordsUSU Championship 19973477371

1008Image EncodingUSTU PhysTech Cup 20003858334

1009K-based NumbersUSU Championship 19971342296

1010Discrete FunctionUSTU PhysTech Cup 20004882264

1011ConductorsUSU Championship 19975622230

1012K-based Numbers. Version 27473172

1013K-based Numbers. Version 3604221

1014Product of DigitsUSU Local Contest. 199912460103

1015Test the Difference!USU Local Contest. 19993113413

1016Cube on the WalkUSU Local Contest. 19991677764

1017StaircasesUSU Local Contest. 19998162158

1018Binary Apple TreeUSU Local Contest. 19994469288

1019Line PaintingUSU Local Contest. 19992943437

1020RopeAutumn School Contest 200012420104

1021Sacrament of the SumAutumn School Contest 20009158141

1022Genealogical TreeAutumn School Contest 20009426137

1023ButtonsAutumn School Contest 20006336203

1024PermutationsAutumn School Contest 20004326297

1025Democracy in DangerAutumn School Contest 20001845870

1026Questions and AnswersAutumn School Contest 20008748147

1027D++ AgainAutumn School Contest 20002259568

1028StarsUral Championship 19994844265

1029MinistryUral Championship 19993343334

1030TitanicUral Championship 19991546826

1031Railway TicketsUral Championship 19993572359

1032Find a MultipleUral Championship 19993795294

1033LabyrinthUral Championship 19995551231

1034Queens in Peaceful PositionsUral Championship 19991720742

1035Cross-stitchUral Championship 19999911280

1036Lucky Tickets4318297

1037Memory ManagementUSU Championship 20001698745

1038Spell CheckerUSU Championship 20002902437

1039Anniversary PartyUSU Championship 20003353379

1040Airline CompanyUSU Championship 20001291978

1041NikiforUSU Championship 20006072063

1042Central HeatingUSU Championship 20001591795

1043Cover an ArcUSU Championship 20008131547

1044Lucky Tickets. Easy!USU Championship 200010703119

1045Funny GameUSU Local Contest. March 20002443513

1046Geometrical DreamsUSU Local Contest. March 20006871804

1047Simple CalculationsUSU Local Contest. March 20004354288

1048Superlong SumsUSU Local Contest. March 20006741186

1049Brave BalloonistsUSU Local Contest. March 20005307237

1050Preparing an ArticleUSU Local Contest. March 20009241347

1051Simple Game on a GridUSU Local Contest. March 20002626477

1052Rabbit HuntUSU Local Contest. March 20005623223

1053PinocchioNEERC 2000 Central Subregional4084307

1054Hanoi TowerNEERC 2000 Central Subregional1936645

1055CombinationsNEERC 2000 Central Subregional3235387

1056Computer NetNEERC 2000 Central Subregional2386524

1057Amount of DegreesNEERC 2000 Central Subregional1774704

1058ChocolateNEERC 2000 Central Subregional4272866

1059ExpressionNEERC 2000 Central Subregional2037613

1060Flip GameNEERC 20003383351

1061Buffer ManagerNEERC 20001991595

1062TriathlonNEERC 20006631767

1063Domino PuzzleNEERC 20005582092

1064Binary SearchNEERC 20002003591

1065FrontierNEERC 20008651359

1066GarlandNEERC 20002240528

1067Disk TreeNEERC 20002079569

1068Sum2925741

1069Prufer CodeUSU Personal Contest 20012198524

1070Local TimeUSU Personal Contest 20011882611

1071Nikifor 2USU Personal Contest 20011960587

1072RoutingUSU Personal Contest 20012385483

1073Square CountryUSU Personal Contest 20017453155

1074Very Short ProblemUSU Personal Contest 20015492069

1075Thread in a SpaceUSU Personal Contest 200110861055

1076Trash1751653

1077Travelling Tours1014408

1078SegmentsWinter Mathematical Festival Varna 20013093369

1079MaximumWinter Mathematical Festival Varna 200110174112

1080Map ColoringWinter Mathematical Festival Varna 20014477255

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014513253

1082Gaby IvanushkaSpring School Contest 20019678117

1083Factorials!!!Spring School Contest 20011557673

1084Goat in the GardenSpring School Contest 20017722147

1085MeetingSpring School Contest 20011954578

1086CryptographySpring School Contest 20019910114

1087The Time to Take StonesSpring School Contest 20014148273

1088Ilya MurometzSpring School Contest 20011634690

1089Verification with a VocabularySpring School Contest 20012558442

1090In the Army NowUSU Local Contest. March 20013041353

1091Tmutarakan ExamsUSU Local Contest. March 20012181492

1092TransversalUSU Local Contest. March 20014712242

1093DartsUSU Local Contest. March 20015591895

1094E-screenUSU Local Contest. March 20012569418

1095Nikifor 3USU Local Contest. March 20012011534

1096Get the Right Route Plate!USU Local Contest. March 20011596671

1097Square Country 2USU Local Contest. March 20017791367

1098Questions2002512

1099Work Scheduling7991206