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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992462564

1008Image EncodingUSTU PhysTech Cup 20004033344

1016Cube on the WalkUSU Local Contest. 19991781774

1022Genealogical TreeAutumn School Contest 200010086137

1033LabyrinthUral Championship 19996006230

1035Cross-stitchUral Championship 199910381315

1040Airline CompanyUSU Championship 20001382983

1045Funny GameUSU Local Contest. March 20002641510

1056Computer NetNEERC 2000 Central Subregional2530531

1065FrontierNEERC 20009071394

1069Prufer CodeUSU Personal Contest 20012379520

1072RoutingUSU Personal Contest 20012574481


1077Travelling Tours1106402

1080Map ColoringWinter Mathematical Festival Varna 20015078242

1085MeetingSpring School Contest 20012046593

1096Get the Right Route Plate!USU Local Contest. March 20011672689

1099Work Scheduling8951158

1106Two TeamsTetrahedron Team Online Contest May 2001585476

1109ConferenceBulgarian Online Contest September 20011821245

1119MetroAutumn School Contest 2001610473

1124MosaicUSU Championship 20011469303

1128Partition into GroupsUSU Championship 20011067417

1129Door PaintingUSU Championship 2001990449

1136ParliamentNEERC 2001 Central Subregional453899

1137Bus RoutesNEERC 2001 Central Subregional1522293

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011161384

1156Two RoundsUral Championship 2001. Round 21348331

1160NetworkNEERC 2001 Northern Subregional1657274

1162Currency ExchangeNEERC 2001 Northern Subregional1093408

1176HyperchannelsUSU Personal Contest 20021250358

1182Team Them Up!NEERC 2001881507



1205By the Underground or by Foot?USU Local Contest. March 20021936232

1208Legendary Teams ContestUSU Local Contest. March 20022137210

1210Kind SpiritsAutumn School Contest 20023091147

1218Episode N-th: The Jedi TournamentUSU Championship 20021393325

1227Rally ChampionshipNEERC 2002 Central Subregional1468309

1237Evacuation PlanNEERC 2002469955

1242WerewolfUSU Personal Contest 20032227205

1250Sea BurialUSU Local Contest. March 2003633713

1254Die HardUSU Local Contest. March 2003698648

1270UnicubeUSU Championship 20031772474

1271Sailing DirectionsUSU Championship 2003874769

1272Non-Yekaterinburg SubwayUSU Championship 20033032152

1277Cops and ThievesNEERC 2003 Central Subregional579786

1280Topological SortingNEERC 2003 Central Subregional3181145

1281River BasinNEERC 2003 Central Subregional3201403

1291Gear-wheelsSpring School Contest 20041156399

1301Cube in LabyrinthUral Championship 1998621737

1314Chase in SubwayUral Championship 2004. Round 1734626

1315MDPAR and MIIARUral Championship 2004. Round 12251981

1320Graph DecompositionUral Championship 2004. Round 21546299

1323ClassmatesUral Championship 2004. Round 2560817

1325DirtUral Championship 2004. Round 2828556

1329Galactic HistoryAutumn School Contest 20041000464

1337BureaucracyAutumn School Contest 20042871578

1338AutomobilesUSU Championship 20042531789

1339BabiesUSU Championship 2004501921

1358CablesSpring School Contest 2005833558

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22002244

1367Top SecretUral Championship 2005. Round 21423100

1379Cups TransportationUral Championship 2005. Round 1668697

1392Dreaming of Stars615756

1399Economical Director2910872

1400Cellular CharactersAutumn School Contest 2005859544

1416ConfidentialUSU Championship 20051131413

1419Maps of the Island WorldsUSU Championship 20053521301

1421Credit OperationsTimus Top Coders: First Challenge837542

1434Buses in VasyukiUSU Personal Contest 20064301040

1441From the History of Gringotts BankUral Championship 20063731187

1447Portkey NetworkUral Championship 20064291035

1449Credit Operations 2Timus Top Coders: Second Challenge3011452

1450Russian PipelinesTimus Top Coders: Second Challenge1747257

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest715365

1487Chinese FootballUSU Championship 20063311270

1500Pass LicensesNEERC 2006 Eastern Subregional672632

1505Oil TransferNEERC 2006 Eastern Subregional1333014

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2991356

1533Fat HobbitsUSU Personal Contest 20073741088

1544Classmates 3Ural Championship 20073331203

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201726

1569Networking the “Iset”USU Championship 20073811012

1575Yekaterinburg Subway 2Autumn School Contest 2007422914

1580Dean's DebtsAutumn School Contest 2007440878

1610CactusesUral Championship 20081931863

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1003316

1630TalismanUSU Championship 2008367954

1641DutiesAutumn School Contest 2008752470

1643Attack of the Dark FortressAutumn School Contest 2008774457

1651Shortest SubchainNEERC 2008 Eastern Subregional1023346

1652Banking CrisisNEERC 2008 Eastern Subregional1312536

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1731929

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1921738

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013109

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3161059

1709Penguin-AviaUral Championship 20092217154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional591542

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1056297

1770The Party of Ural ChampionsUral Championship 20101821613

1806Mobile TelegraphsNEERC 2010 Eastern Subregional548524

1833Hopes of RowingUral Championship 20111052408

1837Isenbaev's NumberUral Championship 2011485357

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524277

1882Old NokiaUral Regional School Programming Contest 2011912598

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional615419

1905Travel in TimeUral Championship 20122221007

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional252890

1930Ivan's CarUral Regional School Programming Contest 20121317175

1934Black SpotUral FU Championship 2012730313

1966Cycling RoadsUral FU Personal Contest 2013331628

1980Road to InvestorUral Championship 2013357574

1982Electrification PlanUral FU Championship 20131652123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional224761

2017Best of a bad lotNEERC 2014 Eastern Subregional1511107

2030Awesome Backup SystemUral Regional School Programming Contest 2014408424

2034CaravansUral Regional School Programming Contest 2014686255

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest692223

2055Urban GeographyUral Championship 20151151306

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014961250

2113Survive the floodUniversity academic school olympiad in informatics 2019188327

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142605

2128Rubina's SolitaireLater is better than never61811

2132Graph Decomposition. Version 2Later is better than never271556

2140BitMazeCraftUral School Programming Contest 201951856

2147City BuildingUral School Programming Contest 2019271411