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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992425563

1008Image EncodingUSTU PhysTech Cup 20003996342

1016Cube on the WalkUSU Local Contest. 19991752775

1022Genealogical TreeAutumn School Contest 20009932137

1033LabyrinthUral Championship 19995925229

1035Cross-stitchUral Championship 199910231314

1040Airline CompanyUSU Championship 20001363981

1045Funny GameUSU Local Contest. March 20002600510

1056Computer NetNEERC 2000 Central Subregional2492531

1065FrontierNEERC 20009021380

1069Prufer CodeUSU Personal Contest 20012339521

1072RoutingUSU Personal Contest 20012537480

1076Trash1813668

1077Travelling Tours1081405

1080Map ColoringWinter Mathematical Festival Varna 20014873248

1085MeetingSpring School Contest 20012024590

1096Get the Right Route Plate!USU Local Contest. March 20011649688

1099Work Scheduling8761165

1106Two TeamsTetrahedron Team Online Contest May 2001570477

1109ConferenceBulgarian Online Contest September 20011782246

1119MetroAutumn School Contest 2001593774

1124MosaicUSU Championship 20011433306

1128Partition into GroupsUSU Championship 20011038422

1129Door PaintingUSU Championship 2001963454

1136ParliamentNEERC 2001 Central Subregional445399

1137Bus RoutesNEERC 2001 Central Subregional1487295

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011127389

1156Two RoundsUral Championship 2001. Round 21317334

1160NetworkNEERC 2001 Northern Subregional1513295

1162Currency ExchangeNEERC 2001 Northern Subregional988444

1176HyperchannelsUSU Personal Contest 20021216362

1182Team Them Up!NEERC 2001854515

1198Jobbery865533

1199Mouse1033691

1205By the Underground or by Foot?USU Local Contest. March 20021895234

1208Legendary Teams ContestUSU Local Contest. March 20022081213

1210Kind SpiritsAutumn School Contest 20023018148

1218Episode N-th: The Jedi TournamentUSU Championship 20021352330

1227Rally ChampionshipNEERC 2002 Central Subregional1434311

1237Evacuation PlanNEERC 2002462955

1242WerewolfUSU Personal Contest 20032160208

1250Sea BurialUSU Local Contest. March 2003625712

1254Die HardUSU Local Contest. March 2003686649

1270UnicubeUSU Championship 20031782426

1271Sailing DirectionsUSU Championship 2003854801

1272Non-Yekaterinburg SubwayUSU Championship 20032950154

1277Cops and ThievesNEERC 2003 Central Subregional572784

1280Topological SortingNEERC 2003 Central Subregional3094147

1281River BasinNEERC 2003 Central Subregional3181391

1291Gear-wheelsSpring School Contest 20041131402

1301Cube in LabyrinthUral Championship 1998612738

1314Chase in SubwayUral Championship 2004. Round 1714634

1315MDPAR and MIIARUral Championship 2004. Round 12182013

1320Graph DecompositionUral Championship 2004. Round 21499304

1323ClassmatesUral Championship 2004. Round 2547824

1325DirtUral Championship 2004. Round 2814557

1329Galactic HistoryAutumn School Contest 2004979467

1337BureaucracyAutumn School Contest 20042801593

1338AutomobilesUSU Championship 20042511778

1339BabiesUSU Championship 2004494921

1358CablesSpring School Contest 2005819560

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21972245

1367Top SecretUral Championship 2005. Round 21383141

1379Cups TransportationUral Championship 2005. Round 1647710

1392Dreaming of Stars609753

1399Economical Director2910691

1400Cellular CharactersAutumn School Contest 2005848543

1416ConfidentialUSU Championship 20051110415

1419Maps of the Island WorldsUSU Championship 20053441313

1421Credit OperationsTimus Top Coders: First Challenge815549

1434Buses in VasyukiUSU Personal Contest 20064241039

1441From the History of Gringotts BankUral Championship 20063561223

1447Portkey NetworkUral Championship 20064181046

1449Credit Operations 2Timus Top Coders: Second Challenge3011430

1450Russian PipelinesTimus Top Coders: Second Challenge1590278

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest695414

1487Chinese FootballUSU Championship 20063261269

1500Pass LicensesNEERC 2006 Eastern Subregional658635

1505Oil TransferNEERC 2006 Eastern Subregional1313007

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2961346

1533Fat HobbitsUSU Personal Contest 20073701081

1544Classmates 3Ural Championship 20073271203

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2191702

1569Networking the “Iset”USU Championship 20073641038

1575Yekaterinburg Subway 2Autumn School Contest 2007409925

1580Dean's DebtsAutumn School Contest 2007423895

1610CactusesUral Championship 20081911844

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest983306

1630TalismanUSU Championship 2008363943

1641DutiesAutumn School Contest 2008735470

1643Attack of the Dark FortressAutumn School Contest 2008757457

1651Shortest SubchainNEERC 2008 Eastern Subregional999347

1652Banking CrisisNEERC 2008 Eastern Subregional1302498

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1671949

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1891724

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest983122

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3101054

1709Penguin-AviaUral Championship 20092160154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional574544

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1024298

1770The Party of Ural ChampionsUral Championship 20101761620

1806Mobile TelegraphsNEERC 2010 Eastern Subregional472588

1833Hopes of RowingUral Championship 20111032372

1837Isenbaev's NumberUral Championship 2011465857

1847ZamkadyePetrozavodsk Summer 2010. USU Contest514200

1882Old NokiaUral Regional School Programming Contest 2011882586

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional600414

1905Travel in TimeUral Championship 20122121010

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional247871

1930Ivan's CarUral Regional School Programming Contest 20121236179

1934Black SpotUral FU Championship 2012704311

1966Cycling RoadsUral FU Personal Contest 2013318623

1980Road to InvestorUral Championship 2013339576

1982Electrification PlanUral FU Championship 20131582123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional217741

2017Best of a bad lotNEERC 2014 Eastern Subregional1461078

2030Awesome Backup SystemUral Regional School Programming Contest 2014378431

2034CaravansUral Regional School Programming Contest 2014614268

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest672150

2055Urban GeographyUral Championship 20151081297

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014891232

2113Survive the floodUniversity academic school olympiad in informatics 2019147340

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest92689

2128Rubina's SolitaireLater is better than never50768

2132Graph Decomposition. Version 2Later is better than never191589

2140BitMazeCraftUral School Programming Contest 201935903

2147City BuildingUral School Programming Contest 2019181451