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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992400565

1008Image EncodingUSTU PhysTech Cup 20003968341

1016Cube on the WalkUSU Local Contest. 19991733777

1022Genealogical TreeAutumn School Contest 20009863137

1033LabyrinthUral Championship 19995884229

1035Cross-stitchUral Championship 199910181309

1040Airline CompanyUSU Championship 20001344987

1045Funny GameUSU Local Contest. March 20002564513

1056Computer NetNEERC 2000 Central Subregional2466532

1065FrontierNEERC 20008901387

1069Prufer CodeUSU Personal Contest 20012308524

1072RoutingUSU Personal Contest 20012516480


1077Travelling Tours1056411

1080Map ColoringWinter Mathematical Festival Varna 20014832248

1085MeetingSpring School Contest 20012005591

1096Get the Right Route Plate!USU Local Contest. March 20011635688

1099Work Scheduling8561182

1106Two TeamsTetrahedron Team Online Contest May 2001561577

1109ConferenceBulgarian Online Contest September 20011760247

1119MetroAutumn School Contest 2001584775

1124MosaicUSU Championship 20011411309

1128Partition into GroupsUSU Championship 20011023424

1129Door PaintingUSU Championship 2001953455

1136ParliamentNEERC 2001 Central Subregional440999

1137Bus RoutesNEERC 2001 Central Subregional1458299

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011106393

1156Two RoundsUral Championship 2001. Round 21300335

1160NetworkNEERC 2001 Northern Subregional1488298

1162Currency ExchangeNEERC 2001 Northern Subregional980444

1176HyperchannelsUSU Personal Contest 20021198365

1182Team Them Up!NEERC 2001846515



1205By the Underground or by Foot?USU Local Contest. March 20021880234

1208Legendary Teams ContestUSU Local Contest. March 20022062213

1210Kind SpiritsAutumn School Contest 20022985149

1218Episode N-th: The Jedi TournamentUSU Championship 20021332332

1227Rally ChampionshipNEERC 2002 Central Subregional1413313

1237Evacuation PlanNEERC 2002460952

1242WerewolfUSU Personal Contest 20032126210

1250Sea BurialUSU Local Contest. March 2003617715

1254Die HardUSU Local Contest. March 2003678652

1270UnicubeUSU Championship 20031782408

1271Sailing DirectionsUSU Championship 2003854764

1272Non-Yekaterinburg SubwayUSU Championship 20032914155

1277Cops and ThievesNEERC 2003 Central Subregional563790

1280Topological SortingNEERC 2003 Central Subregional3064147

1281River BasinNEERC 2003 Central Subregional3171385

1291Gear-wheelsSpring School Contest 20041111406

1301Cube in LabyrinthUral Championship 1998608737

1314Chase in SubwayUral Championship 2004. Round 1885509

1315MDPAR and MIIARUral Championship 2004. Round 12172007

1320Graph DecompositionUral Championship 2004. Round 21485305

1323ClassmatesUral Championship 2004. Round 2542825

1325DirtUral Championship 2004. Round 2806558

1329Galactic HistoryAutumn School Contest 2004959473

1337BureaucracyAutumn School Contest 20042781593

1338AutomobilesUSU Championship 20042511765

1339BabiesUSU Championship 2004482936

1358CablesSpring School Contest 2005798570

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21962240

1367Top SecretUral Championship 2005. Round 21383118

1379Cups TransportationUral Championship 2005. Round 1637715

1392Dreaming of Stars606752

1399Economical Director2810876

1400Cellular CharactersAutumn School Contest 2005842543

1416ConfidentialUSU Championship 20051095417

1419Maps of the Island WorldsUSU Championship 20053381325

1421Credit OperationsTimus Top Coders: First Challenge808549

1434Buses in VasyukiUSU Personal Contest 20064241031

1441From the History of Gringotts BankUral Championship 20063491238

1447Portkey NetworkUral Championship 20064151045

1449Credit Operations 2Timus Top Coders: Second Challenge2981433

1450Russian PipelinesTimus Top Coders: Second Challenge1563281

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest695368

1487Chinese FootballUSU Championship 20063221273

1500Pass LicensesNEERC 2006 Eastern Subregional648639

1505Oil TransferNEERC 2006 Eastern Subregional1303003

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2911356

1533Fat HobbitsUSU Personal Contest 20073681076

1544Classmates 3Ural Championship 20073241203

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2191685

1569Networking the “Iset”USU Championship 20073601039

1575Yekaterinburg Subway 2Autumn School Contest 2007408918

1580Dean's DebtsAutumn School Contest 2007416901

1610CactusesUral Championship 20081911824

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest983268

1630TalismanUSU Championship 2008363932

1641DutiesAutumn School Contest 2008728469

1643Attack of the Dark FortressAutumn School Contest 2008744459

1651Shortest SubchainNEERC 2008 Eastern Subregional983348

1652Banking CrisisNEERC 2008 Eastern Subregional1252560

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1611994

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1891703

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest983083

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3001074

1709Penguin-AviaUral Championship 20092132155

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional568542

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1005299

1770The Party of Ural ChampionsUral Championship 20101751605

1806Mobile TelegraphsNEERC 2010 Eastern Subregional464589

1833Hopes of RowingUral Championship 20111012373

1837Isenbaev's NumberUral Championship 2011454958

1847ZamkadyePetrozavodsk Summer 2010. USU Contest504192

1882Old NokiaUral Regional School Programming Contest 2011882538

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional587416

1905Travel in TimeUral Championship 2012210997

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional245858

1930Ivan's CarUral Regional School Programming Contest 20121213178

1934Black SpotUral FU Championship 2012692309

1966Cycling RoadsUral FU Personal Contest 2013311621

1980Road to InvestorUral Championship 2013336567

1982Electrification PlanUral FU Championship 20131520124

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional216721

2017Best of a bad lotNEERC 2014 Eastern Subregional1461044

2030Awesome Backup SystemUral Regional School Programming Contest 2014366430

2034CaravansUral Regional School Programming Contest 2014583273

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest652137

2055Urban GeographyUral Championship 20151081252

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014831252

2113Survive the floodUniversity academic school olympiad in informatics 2019105412

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest92374

2128Rubina's SolitaireLater is better than never35890

2132Graph Decomposition. Version 2Later is better than never181431