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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992476562

1008Image EncodingUSTU PhysTech Cup 20004043344

1016Cube on the WalkUSU Local Contest. 19991785775

1022Genealogical TreeAutumn School Contest 200010118137

1033LabyrinthUral Championship 19996053229

1035Cross-stitchUral Championship 199910431313

1040Airline CompanyUSU Championship 20001405970

1045Funny GameUSU Local Contest. March 20002671506

1056Computer NetNEERC 2000 Central Subregional2559527

1065FrontierNEERC 20009251372

1069Prufer CodeUSU Personal Contest 20012408516

1072RoutingUSU Personal Contest 20012580481

1076Trash1839671

1077Travelling Tours1110402

1080Map ColoringWinter Mathematical Festival Varna 20015099241

1085MeetingSpring School Contest 20012050594

1096Get the Right Route Plate!USU Local Contest. March 20011701679

1099Work Scheduling8991157

1106Two TeamsTetrahedron Team Online Contest May 2001588276

1109ConferenceBulgarian Online Contest September 20011823245

1119MetroAutumn School Contest 2001613473

1124MosaicUSU Championship 20011471304

1128Partition into GroupsUSU Championship 20011073416

1129Door PaintingUSU Championship 2001994448

1136ParliamentNEERC 2001 Central Subregional455899

1137Bus RoutesNEERC 2001 Central Subregional1532292

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011164384

1156Two RoundsUral Championship 2001. Round 21351331

1160NetworkNEERC 2001 Northern Subregional1670273

1162Currency ExchangeNEERC 2001 Northern Subregional1094409

1176HyperchannelsUSU Personal Contest 20021252359

1182Team Them Up!NEERC 2001885506

1198Jobbery913513

1199Mouse1053701

1205By the Underground or by Foot?USU Local Contest. March 20021948231

1208Legendary Teams ContestUSU Local Contest. March 20022146210

1210Kind SpiritsAutumn School Contest 20023105147

1218Episode N-th: The Jedi TournamentUSU Championship 20021398325

1227Rally ChampionshipNEERC 2002 Central Subregional1474308

1237Evacuation PlanNEERC 2002472952

1242WerewolfUSU Personal Contest 20032242204

1250Sea BurialUSU Local Contest. March 2003635713

1254Die HardUSU Local Contest. March 2003704644

1270UnicubeUSU Championship 20031782468

1271Sailing DirectionsUSU Championship 2003884735

1272Non-Yekaterinburg SubwayUSU Championship 20033050152

1277Cops and ThievesNEERC 2003 Central Subregional581786

1280Topological SortingNEERC 2003 Central Subregional3203144

1281River BasinNEERC 2003 Central Subregional3211403

1291Gear-wheelsSpring School Contest 20041157400

1301Cube in LabyrinthUral Championship 1998623737

1314Chase in SubwayUral Championship 2004. Round 1737625

1315MDPAR and MIIARUral Championship 2004. Round 12261979

1320Graph DecompositionUral Championship 2004. Round 21552299

1323ClassmatesUral Championship 2004. Round 2561818

1325DirtUral Championship 2004. Round 2834553

1329Galactic HistoryAutumn School Contest 20041002464

1337BureaucracyAutumn School Contest 20042871582

1338AutomobilesUSU Championship 20042531794

1339BabiesUSU Championship 2004501923

1358CablesSpring School Contest 2005840555

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22002251

1367Top SecretUral Championship 2005. Round 21423109

1379Cups TransportationUral Championship 2005. Round 1669698

1392Dreaming of Stars618755

1399Economical Director2910910

1400Cellular CharactersAutumn School Contest 2005861544

1416ConfidentialUSU Championship 20051138412

1419Maps of the Island WorldsUSU Championship 20053531302

1421Credit OperationsTimus Top Coders: First Challenge843540

1434Buses in VasyukiUSU Personal Contest 20064301043

1441From the History of Gringotts BankUral Championship 20063751184

1447Portkey NetworkUral Championship 20064301036

1449Credit Operations 2Timus Top Coders: Second Challenge3021452

1450Russian PipelinesTimus Top Coders: Second Challenge1764255

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest715384

1487Chinese FootballUSU Championship 20063351260

1500Pass LicensesNEERC 2006 Eastern Subregional676630

1505Oil TransferNEERC 2006 Eastern Subregional1333024

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3011352

1533Fat HobbitsUSU Personal Contest 20073811072

1544Classmates 3Ural Championship 20073341204

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201733

1569Networking the “Iset”USU Championship 20073821013

1575Yekaterinburg Subway 2Autumn School Contest 2007425911

1580Dean's DebtsAutumn School Contest 2007440881

1610CactusesUral Championship 20081931871

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1003331

1630TalismanUSU Championship 2008368956

1641DutiesAutumn School Contest 2008756470

1643Attack of the Dark FortressAutumn School Contest 2008777457

1651Shortest SubchainNEERC 2008 Eastern Subregional1031345

1652Banking CrisisNEERC 2008 Eastern Subregional1312548

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1731938

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1951720

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013125

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3201051

1709Penguin-AviaUral Championship 20092237153

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional595542

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1065296

1770The Party of Ural ChampionsUral Championship 20101841606

1806Mobile TelegraphsNEERC 2010 Eastern Subregional554521

1833Hopes of RowingUral Championship 20111052424

1837Isenbaev's NumberUral Championship 2011487257

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524308

1882Old NokiaUral Regional School Programming Contest 2011912617

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional616421

1905Travel in TimeUral Championship 20122231011

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional253894

1930Ivan's CarUral Regional School Programming Contest 20121336174

1934Black SpotUral FU Championship 2012734314

1966Cycling RoadsUral FU Personal Contest 2013337623

1980Road to InvestorUral Championship 2013360575

1982Electrification PlanUral FU Championship 20131677123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional224771

2017Best of a bad lotNEERC 2014 Eastern Subregional1531106

2030Awesome Backup SystemUral Regional School Programming Contest 2014410427

2034CaravansUral Regional School Programming Contest 2014613288

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest692250

2055Urban GeographyUral Championship 20151171303

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014971260

2113Survive the floodUniversity academic school olympiad in informatics 2019194329

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142706

2128Rubina's SolitaireLater is better than never66790

2132Graph Decomposition. Version 2Later is better than never271622

2140BitMazeCraftUral School Programming Contest 201955841

2147City BuildingUral School Programming Contest 2019281438