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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992645582

1008Image EncodingUSTU PhysTech Cup 20004242363

1016Cube on the WalkUSU Local Contest. 19991879814

1022Genealogical TreeAutumn School Contest 200010905141

1033LabyrinthUral Championship 19996517235

1035Cross-stitchUral Championship 199911201352

1040Airline CompanyUSU Championship 200015051001

1045Funny GameUSU Local Contest. March 20002888517

1056Centers of the NetNEERC 2000 Central Subregional2721548

1065FrontierNEERC 200010051395

1069Prufer CodeUSU Personal Contest 20012653517

1072RoutingUSU Personal Contest 20012751498

1076Trash1926707

1077Travelling Tours1240397

1080Map ColoringWinter Mathematical Festival Varna 20017037193

1085MeetingSpring School Contest 20012162621

1096Get the Right Route Plate!USU Local Contest. March 20011813703

1099Work Scheduling10051143

1106Two TeamsTetrahedron Team Online Contest May 2001662974

1109ConferenceBulgarian Online Contest September 20011974250

1119MetroAutumn School Contest 2001701571

1124MosaicUSU Championship 20011656298

1128Partition into GroupsUSU Championship 20011195412

1129Door PaintingUSU Championship 20011153426

1136ParliamentNEERC 2001 Central Subregional4977100

1137Bus RoutesNEERC 2001 Central Subregional1519325

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011368360

1156Two RoundsUral Championship 2001. Round 21507327

1160NetworkNEERC 2001 Northern Subregional3294152

1162Currency ExchangeNEERC 2001 Northern Subregional2362209

1176HyperchannelsUSU Personal Contest 20021457340

1182Team Them Up!NEERC 2001963512

1198Jobbery1048489

1199Mouse1293406

1205By the Underground or by Foot?USU Local Contest. March 20022091237

1208Legendary Teams ContestUSU Local Contest. March 20022332213

1210Kind SpiritsAutumn School Contest 20023070163

1218Episode N-th: The Jedi TournamentUSU Championship 20021551322

1227Rally ChampionshipNEERC 2002 Central Subregional1661301

1237Evacuation PlanNEERC 2002503982

1242WerewolfUSU Personal Contest 20032828178

1250Sea BurialUSU Local Contest. March 2003684728

1254Die HardUSU Local Contest. March 2003779640

1270UnicubeUSU Championship 20032022399

1271Sailing DirectionsUSU Championship 20031004624

1272Non-Yekaterinburg SubwayUSU Championship 20033417148

1277Cops and ThievesNEERC 2003 Central Subregional632793

1280Topological SortingNEERC 2003 Central Subregional3579142

1281River BasinNEERC 2003 Central Subregional3601375

1291Gear-wheelsSpring School Contest 20041321384

1301Cube in LabyrinthUral Championship 1998676745

1314Chase in SubwayUral Championship 2004. Round 1855591

1315MDPAR and MIIARUral Championship 2004. Round 12641866

1320Graph DecompositionUral Championship 2004. Round 21772287

1323ClassmatesUral Championship 2004. Round 2611824

1325DirtUral Championship 2004. Round 2939539

1329Galactic HistoryAutumn School Contest 20041103462

1337BureaucracyAutumn School Contest 20043191563

1338AutomobilesUSU Championship 20042761803

1339BabiesUSU Championship 2004588863

1358CablesSpring School Contest 2005943542

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22541957

1367Top SecretUral Championship 2005. Round 21623003

1379Cups TransportationUral Championship 2005. Round 1818625

1392Dreaming of Stars667765

1399Economical Director3410758

1400Cellular CharactersAutumn School Contest 2005935548

1416ConfidentialUSU Championship 20051297395

1419Maps of the Island WorldsUSU Championship 20054141218

1421Credit OperationsTimus Top Coders: First Challenge920544

1434Buses in VasyukiUSU Personal Contest 2006507975

1441From the History of Gringotts BankUral Championship 20064301139

1447Portkey NetworkUral Championship 2006493996

1449Credit Operations 2Timus Top Coders: Second Challenge3261484

1450Russian PipelinesTimus Top Coders: Second Challenge3189156

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest974515

1487Chinese FootballUSU Championship 20063701268

1500Pass LicensesNEERC 2006 Eastern Subregional744636

1505Oil TransferNEERC 2006 Eastern Subregional1532943

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3921166

1533Fat HobbitsUSU Personal Contest 20074561004

1544Classmates 3Ural Championship 20073621245

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2381809

1569Networking the “Iset”USU Championship 2007468936

1575Yekaterinburg Subway 2Autumn School Contest 2007510859

1580Dean's DebtsAutumn School Contest 2007491892

1610CactusesUral Championship 20082061998

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1243128

1630TalismanUSU Championship 20084001011

1641DutiesAutumn School Contest 2008817500

1643Attack of the Dark FortressAutumn School Contest 2008966423

1651Shortest SubchainNEERC 2008 Eastern Subregional1183346

1652Banking CrisisNEERC 2008 Eastern Subregional1412732

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1971973

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2221753

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1143236

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3621079

1709Penguin-AviaUral Championship 20092592154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional656576

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1218306

1770The Party of Ural ChampionsUral Championship 20102051716

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1741202

1833Hopes of RowingUral Championship 20111542066

1837Isenbaev's NumberUral Championship 2011567760

1847ZamkadyePetrozavodsk Summer 2010. USU Contest654375

1882Old NokiaUral Regional School Programming Contest 20111082759

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional704455

1905Travel in TimeUral Championship 20122561125

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2291250

1930Ivan's CarUral Regional School Programming Contest 20121788166

1934Black SpotUral FU Championship 2012847347

1966Cycling RoadsUral FU Personal Contest 2013408673

1980Road to InvestorUral Championship 2013433628

1982Electrification PlanUral FU Championship 20132054132

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional258928

2017Best of a bad lotNEERC 2014 Eastern Subregional1781322

2030Awesome Backup SystemUral Regional School Programming Contest 2014488497

2034CaravansUral Regional School Programming Contest 2014842291

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest932391

2055Urban GeographyUral Championship 20151501469

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141481309

2113Survive the floodUniversity academic school olympiad in informatics 2019348405

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest283760

2128Rubina's SolitaireLater is better than never134961

2132Graph Decomposition. Version 2Later is better than never841472

2140BitMazeCraftUral School Programming Contest 20191101112

2147City BuildingUral School Programming Contest 2019621853

2155QuadrocopterUral School Programming Contest 202099980

2159EssayUral School Programming Contest 2021321354

2169City Building 2Ural School Programming Contest 2022182028

2174Dualism of NumbersUral School Programming Contest 202361772

2180Need More TasksUral School Programming Contest 202342023

2187Need More GoldUral School Programming Contest 202442022

2192My GrandfatherICPC Ural Regional Contest Qualifier 202251891

2195Binary TreesICPC Ural Regional Contest Qualifier 202332182

2198Deep UnderstandingICPC Ural Regional Contest Qualifier 202422356