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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992495563

1008Image EncodingUSTU PhysTech Cup 20004060346

1016Cube on the WalkUSU Local Contest. 19991803774

1022Genealogical TreeAutumn School Contest 200010173138

1033LabyrinthUral Championship 19996090229

1035Cross-stitchUral Championship 199910521313

1040Airline CompanyUSU Championship 20001414972

1045Funny GameUSU Local Contest. March 20002701505

1056Computer NetNEERC 2000 Central Subregional2573529

1065FrontierNEERC 20009361367

1069Prufer CodeUSU Personal Contest 20012437514

1072RoutingUSU Personal Contest 20012591483


1077Travelling Tours1126399

1080Map ColoringWinter Mathematical Festival Varna 20015147241

1085MeetingSpring School Contest 20012058596

1096Get the Right Route Plate!USU Local Contest. March 20011718678

1099Work Scheduling9121150

1106Two TeamsTetrahedron Team Online Contest May 2001596276

1109ConferenceBulgarian Online Contest September 20011843245

1119MetroAutumn School Contest 2001622073

1124MosaicUSU Championship 20011496301

1128Partition into GroupsUSU Championship 20011103408

1129Door PaintingUSU Championship 20011014443

1136ParliamentNEERC 2001 Central Subregional459399

1137Bus RoutesNEERC 2001 Central Subregional1311344

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011179382

1156Two RoundsUral Championship 2001. Round 21383326

1160NetworkNEERC 2001 Northern Subregional1696271

1162Currency ExchangeNEERC 2001 Northern Subregional1102409

1176HyperchannelsUSU Personal Contest 20021265358

1182Team Them Up!NEERC 2001891507



1205By the Underground or by Foot?USU Local Contest. March 20021989228

1208Legendary Teams ContestUSU Local Contest. March 20022163210

1210Kind SpiritsAutumn School Contest 20023139146

1218Episode N-th: The Jedi TournamentUSU Championship 20021426321

1227Rally ChampionshipNEERC 2002 Central Subregional1501305

1237Evacuation PlanNEERC 2002474955

1242WerewolfUSU Personal Contest 20032270203

1250Sea BurialUSU Local Contest. March 2003643710

1254Die HardUSU Local Contest. March 2003716639

1270UnicubeUSU Championship 20031822435

1271Sailing DirectionsUSU Championship 2003924584

1272Non-Yekaterinburg SubwayUSU Championship 20033087151

1277Cops and ThievesNEERC 2003 Central Subregional586785

1280Topological SortingNEERC 2003 Central Subregional3257143

1281River BasinNEERC 2003 Central Subregional3251397

1291Gear-wheelsSpring School Contest 20041172398

1301Cube in LabyrinthUral Championship 1998630735

1314Chase in SubwayUral Championship 2004. Round 1743625

1315MDPAR and MIIARUral Championship 2004. Round 12311952

1320Graph DecompositionUral Championship 2004. Round 21564299

1323ClassmatesUral Championship 2004. Round 2566817

1325DirtUral Championship 2004. Round 2840554

1329Galactic HistoryAutumn School Contest 20041010464

1337BureaucracyAutumn School Contest 20042921568

1338AutomobilesUSU Championship 20042601760

1339BabiesUSU Championship 2004517902

1358CablesSpring School Contest 2005856549

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22022246

1367Top SecretUral Championship 2005. Round 21443092

1379Cups TransportationUral Championship 2005. Round 1680692

1392Dreaming of Stars623755

1399Economical Director3010734

1400Cellular CharactersAutumn School Contest 2005867545

1416ConfidentialUSU Championship 20051148411

1419Maps of the Island WorldsUSU Championship 20053561301

1421Credit OperationsTimus Top Coders: First Challenge852539

1434Buses in VasyukiUSU Personal Contest 20064371035

1441From the History of Gringotts BankUral Championship 20063791181

1447Portkey NetworkUral Championship 20064331037

1449Credit Operations 2Timus Top Coders: Second Challenge3051449

1450Russian PipelinesTimus Top Coders: Second Challenge1785254

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest725364

1487Chinese FootballUSU Championship 20063391256

1500Pass LicensesNEERC 2006 Eastern Subregional682630

1505Oil TransferNEERC 2006 Eastern Subregional1353009

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3431203

1533Fat HobbitsUSU Personal Contest 20073911055

1544Classmates 3Ural Championship 20073391198

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201750

1569Networking the “Iset”USU Championship 2007392998

1575Yekaterinburg Subway 2Autumn School Contest 2007430910

1580Dean's DebtsAutumn School Contest 2007444882

1610CactusesUral Championship 20081931892

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013339

1630TalismanUSU Championship 2008370962

1641DutiesAutumn School Contest 2008760473

1643Attack of the Dark FortressAutumn School Contest 2008788456

1651Shortest SubchainNEERC 2008 Eastern Subregional1052342

1652Banking CrisisNEERC 2008 Eastern Subregional1322560

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1781909

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1971725

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013164

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3261045

1709Penguin-AviaUral Championship 20092274153

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional601544

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1075298

1770The Party of Ural ChampionsUral Championship 20101851622

1806Mobile TelegraphsNEERC 2010 Eastern Subregional563522

1833Hopes of RowingUral Championship 20111052466

1837Isenbaev's NumberUral Championship 2011495557

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524387

1882Old NokiaUral Regional School Programming Contest 2011932614

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional628421

1905Travel in TimeUral Championship 20122291007

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional253913

1930Ivan's CarUral Regional School Programming Contest 20121383172

1934Black SpotUral FU Championship 2012745316

1966Cycling RoadsUral FU Personal Contest 2013343627

1980Road to InvestorUral Championship 2013365582

1982Electrification PlanUral FU Championship 20131713123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional227784

2017Best of a bad lotNEERC 2014 Eastern Subregional1541133

2030Awesome Backup SystemUral Regional School Programming Contest 2014413437

2034CaravansUral Regional School Programming Contest 2014644283

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest712263

2055Urban GeographyUral Championship 20151191326

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141081192

2113Survive the floodUniversity academic school olympiad in informatics 2019211333

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142969

2128Rubina's SolitaireLater is better than never71819

2132Graph Decomposition. Version 2Later is better than never301658

2140BitMazeCraftUral School Programming Contest 201958897

2147City BuildingUral School Programming Contest 2019311488