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Problem set. Graph Theory Problems

Solved problems: show | hide  •  Sort by: id | authors | difficulty

IDTitleSourceAuthorsDifficulty

1022Genealogical TreeAutumn School Contest 200010838140

1080Map ColoringWinter Mathematical Festival Varna 20016955193

1119MetroAutumn School Contest 2001692571

1106Two TeamsTetrahedron Team Online Contest May 2001654374

1033LabyrinthUral Championship 19996487232

1837Isenbaev's NumberUral Championship 2011559859

1136ParliamentNEERC 2001 Central Subregional493899

1008Image EncodingUSTU PhysTech Cup 20004227359

1280Topological SortingNEERC 2003 Central Subregional3536142

1272Non-Yekaterinburg SubwayUSU Championship 20033386148

1160NetworkNEERC 2001 Northern Subregional3203155

1450Russian PipelinesTimus Top Coders: Second Challenge3086159

1210Kind SpiritsAutumn School Contest 20023031163

1045Funny GameUSU Local Contest. March 20002854516

1242WerewolfUSU Personal Contest 20032787178

1072RoutingUSU Personal Contest 20012743493

1056Centers of the NetNEERC 2000 Central Subregional2698545

1069Prufer CodeUSU Personal Contest 20012624515

1004Sightseeing TripCentral European Olympiad in Informatics 19992615580

1709Penguin-AviaUral Championship 20092548153

1208Legendary Teams ContestUSU Local Contest. March 20022313212

1162Currency ExchangeNEERC 2001 Northern Subregional2182224

1085MeetingSpring School Contest 20012149617

1205By the Underground or by Foot?USU Local Contest. March 20022069237

1982Electrification PlanUral FU Championship 20131997131

1109ConferenceBulgarian Online Contest September 20011955249

1076Trash1913702

1016Cube on the WalkUSU Local Contest. 19991869807

1096Get the Right Route Plate!USU Local Contest. March 20011797700

1320Graph DecompositionUral Championship 2004. Round 21744288

1930Ivan's CarUral Regional School Programming Contest 20121736166

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1649208

1227Rally ChampionshipNEERC 2002 Central Subregional1648299

1124MosaicUSU Championship 20011635297

1218Episode N-th: The Jedi TournamentUSU Championship 20021536321

1040Airline CompanyUSU Championship 20001497993

1137Bus RoutesNEERC 2001 Central Subregional1493326

1156Two RoundsUral Championship 2001. Round 21492326

1176HyperchannelsUSU Personal Contest 20021446338

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011348361

1291Gear-wheelsSpring School Contest 20041302384

1416ConfidentialUSU Championship 20051279396

1077Travelling Tours1227395

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1200303

1128Partition into GroupsUSU Championship 20011186409

1651Shortest SubchainNEERC 2008 Eastern Subregional1165345

1129Door PaintingUSU Championship 20011134428

1035Cross-stitchUral Championship 199911201333

1329Galactic HistoryAutumn School Contest 20041086463

1198Jobbery1037488

1065FrontierNEERC 20009961388

1099Work Scheduling9941140

1643Attack of the Dark FortressAutumn School Contest 2008953421

1182Team Them Up!NEERC 2001943516

1325DirtUral Championship 2004. Round 2929538

1358CablesSpring School Contest 2005929543

1400Cellular CharactersAutumn School Contest 2005928545

1421Credit OperationsTimus Top Coders: First Challenge912541

1314Chase in SubwayUral Championship 2004. Round 1844591

1934Black SpotUral FU Championship 2012834341

2034CaravansUral Regional School Programming Contest 2014814288

1641DutiesAutumn School Contest 2008807496

1379Cups TransportationUral Championship 2005. Round 1802630

1254Die HardUSU Local Contest. March 2003770639

1500Pass LicensesNEERC 2006 Eastern Subregional737633

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional697447

1250Sea BurialUSU Local Contest. March 2003677725

1301Cube in LabyrinthUral Championship 1998671741

1392Dreaming of Stars662761

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional649570

1277Cops and ThievesNEERC 2003 Central Subregional625791

1323ClassmatesUral Championship 2004. Round 2604822

1339BabiesUSU Championship 2004580863

1434Buses in VasyukiUSU Personal Contest 2006501974

1237Evacuation PlanNEERC 2002499977

1575Yekaterinburg Subway 2Autumn School Contest 2007499863

1580Dean's DebtsAutumn School Contest 2007489881

1447Portkey NetworkUral Championship 2006487995

2030Awesome Backup SystemUral Regional School Programming Contest 2014478487

1569Networking the “Iset”USU Championship 2007454948

1533Fat HobbitsUSU Personal Contest 20074401024

1441From the History of Gringotts BankUral Championship 20064221145

1980Road to InvestorUral Championship 2013422622

1419Maps of the Island WorldsUSU Championship 20054071223

1630TalismanUSU Championship 20083921012

1966Cycling RoadsUral FU Personal Contest 2013392676

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3871163

1487Chinese FootballUSU Championship 20063641270

1544Classmates 3Ural Championship 20073581239

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3541081

1281River BasinNEERC 2003 Central Subregional3481403

2113Survive the floodUniversity academic school olympiad in informatics 2019333390

1449Credit Operations 2Timus Top Coders: Second Challenge3231477

1337BureaucracyAutumn School Contest 20043161557

1338AutomobilesUSU Championship 20042741794

1315MDPAR and MIIARUral Championship 2004. Round 12551905

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22541932

1905Travel in TimeUral Championship 20122521107

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional251914

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2361794

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2271222

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2191741

1610CactusesUral Championship 20082051972

1770The Party of Ural ChampionsUral Championship 20102031693

1270UnicubeUSU Championship 20032012380

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1941964

2017Best of a bad lotNEERC 2014 Eastern Subregional1741297

1367Top SecretUral Championship 2005. Round 21553092

1505Oil TransferNEERC 2006 Eastern Subregional1532901

1833Hopes of RowingUral Championship 20111512050

2055Urban GeographyUral Championship 20151431470

1652Banking CrisisNEERC 2008 Eastern Subregional1392717

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141381327

2128Rubina's SolitaireLater is better than never130907

1199Mouse1263430

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1213141

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1133198

1882Old NokiaUral Regional School Programming Contest 20111072707

2140BitMazeCraftUral School Programming Contest 20191021089

1271Sailing DirectionsUSU Championship 2003974693

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest954535

2155QuadrocopterUral School Programming Contest 202094914

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest832541

2132Graph Decomposition. Version 2Later is better than never631739

1847ZamkadyePetrozavodsk Summer 2010. USU Contest624434

2147City BuildingUral School Programming Contest 2019561848

1399Economical Director3310846

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest263654

2159EssayUral School Programming Contest 2021211432

2169City Building 2Ural School Programming Contest 2022112110
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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