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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992526566

1008Image EncodingUSTU PhysTech Cup 20004088350

1016Cube on the WalkUSU Local Contest. 19991813783

1022Genealogical TreeAutumn School Contest 200010399137

1033LabyrinthUral Championship 19996153231

1035Cross-stitchUral Championship 199910601326

1040Airline CompanyUSU Championship 20001433977

1045Funny GameUSU Local Contest. March 20002732508

1056Centers of the NetNEERC 2000 Central Subregional2599533

1065FrontierNEERC 20009491372

1069Prufer CodeUSU Personal Contest 20012477514

1072RoutingUSU Personal Contest 20012614487

1076Trash1861680

1077Travelling Tours1147399

1080Map ColoringWinter Mathematical Festival Varna 20015518229

1085MeetingSpring School Contest 20012075602

1096Get the Right Route Plate!USU Local Contest. March 20011734684

1099Work Scheduling9381138

1106Two TeamsTetrahedron Team Online Contest May 2001607275

1109ConferenceBulgarian Online Contest September 20011870245

1119MetroAutumn School Contest 2001637572

1124MosaicUSU Championship 20011525301

1128Partition into GroupsUSU Championship 20011116410

1129Door PaintingUSU Championship 20011034442

1136ParliamentNEERC 2001 Central Subregional463999

1137Bus RoutesNEERC 2001 Central Subregional1344341

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011206380

1156Two RoundsUral Championship 2001. Round 21407326

1160NetworkNEERC 2001 Northern Subregional2037229

1162Currency ExchangeNEERC 2001 Northern Subregional1338343

1176HyperchannelsUSU Personal Contest 20021294356

1182Team Them Up!NEERC 2001898511

1198Jobbery939511

1199Mouse1093677

1205By the Underground or by Foot?USU Local Contest. March 20022018229

1208Legendary Teams ContestUSU Local Contest. March 20022190211

1210Kind SpiritsAutumn School Contest 20022893161

1218Episode N-th: The Jedi TournamentUSU Championship 20021449321

1227Rally ChampionshipNEERC 2002 Central Subregional1517307

1237Evacuation PlanNEERC 2002483953

1242WerewolfUSU Personal Contest 20032399195

1250Sea BurialUSU Local Contest. March 2003649715

1254Die HardUSU Local Contest. March 2003725641

1270UnicubeUSU Championship 20031882400

1271Sailing DirectionsUSU Championship 2003924659

1272Non-Yekaterinburg SubwayUSU Championship 20033135151

1277Cops and ThievesNEERC 2003 Central Subregional599781

1280Topological SortingNEERC 2003 Central Subregional3324143

1281River BasinNEERC 2003 Central Subregional3321390

1291Gear-wheelsSpring School Contest 20041199395

1301Cube in LabyrinthUral Championship 1998639736

1314Chase in SubwayUral Championship 2004. Round 1766616

1315MDPAR and MIIARUral Championship 2004. Round 12381928

1320Graph DecompositionUral Championship 2004. Round 21604296

1323ClassmatesUral Championship 2004. Round 2580810

1325DirtUral Championship 2004. Round 2856552

1329Galactic HistoryAutumn School Contest 20041020467

1337BureaucracyAutumn School Contest 20043041532

1338AutomobilesUSU Championship 20042631768

1339BabiesUSU Championship 2004533889

1358CablesSpring School Contest 2005867551

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22102198

1367Top SecretUral Championship 2005. Round 21463100

1379Cups TransportationUral Championship 2005. Round 1698685

1392Dreaming of Stars629759

1399Economical Director3110670

1400Cellular CharactersAutumn School Contest 2005876547

1416ConfidentialUSU Championship 20051175408

1419Maps of the Island WorldsUSU Championship 20053861221

1421Credit OperationsTimus Top Coders: First Challenge864540

1434Buses in VasyukiUSU Personal Contest 20064541014

1441From the History of Gringotts BankUral Championship 20063971148

1447Portkey NetworkUral Championship 20064421034

1449Credit Operations 2Timus Top Coders: Second Challenge3091455

1450Russian PipelinesTimus Top Coders: Second Challenge2044226

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest854714

1487Chinese FootballUSU Championship 20063451258

1500Pass LicensesNEERC 2006 Eastern Subregional695630

1505Oil TransferNEERC 2006 Eastern Subregional1482812

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3541189

1533Fat HobbitsUSU Personal Contest 20073981057

1544Classmates 3Ural Championship 20073451201

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2261742

1569Networking the “Iset”USU Championship 20073981004

1575Yekaterinburg Subway 2Autumn School Contest 2007438913

1580Dean's DebtsAutumn School Contest 2007453883

1610CactusesUral Championship 20081961907

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013420

1630TalismanUSU Championship 2008373978

1641DutiesAutumn School Contest 2008766481

1643Attack of the Dark FortressAutumn School Contest 2008796463

1651Shortest SubchainNEERC 2008 Eastern Subregional1074344

1652Banking CrisisNEERC 2008 Eastern Subregional1352569

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1831907

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2051703

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1033190

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3391033

1709Penguin-AviaUral Championship 20092323154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional614548

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1100300

1770The Party of Ural ChampionsUral Championship 20101891638

1806Mobile TelegraphsNEERC 2010 Eastern Subregional764399

1833Hopes of RowingUral Championship 20111072511

1837Isenbaev's NumberUral Championship 2011509458

1847ZamkadyePetrozavodsk Summer 2010. USU Contest544412

1882Old NokiaUral Regional School Programming Contest 2011932715

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional638431

1905Travel in TimeUral Championship 20122361023

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional258937

1930Ivan's CarUral Regional School Programming Contest 20121461170

1934Black SpotUral FU Championship 2012765322

1966Cycling RoadsUral FU Personal Contest 2013351644

1980Road to InvestorUral Championship 2013379589

1982Electrification PlanUral FU Championship 20131776125

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional234809

2017Best of a bad lotNEERC 2014 Eastern Subregional1571182

2030Awesome Backup SystemUral Regional School Programming Contest 2014425451

2034CaravansUral Regional School Programming Contest 2014685283

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest752293

2055Urban GeographyUral Championship 20151231375

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141131242

2113Survive the floodUniversity academic school olympiad in informatics 2019242344

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest153378

2128Rubina's SolitaireLater is better than never88812

2132Graph Decomposition. Version 2Later is better than never381659

2140BitMazeCraftUral School Programming Contest 201976865

2147City BuildingUral School Programming Contest 2019411458

2155QuadrocopterUral School Programming Contest 202042884