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Problem set. Graph Theory Problems


1022Genealogical TreeAutumn School Contest 20009834137

1033LabyrinthUral Championship 19995871229

1119MetroAutumn School Contest 2001579975

1106Two TeamsTetrahedron Team Online Contest May 2001558378

1080Map ColoringWinter Mathematical Festival Varna 20014811248

1837Isenbaev's NumberUral Championship 2011450458

1136ParliamentNEERC 2001 Central Subregional439199

1008Image EncodingUSTU PhysTech Cup 20003962341

1280Topological SortingNEERC 2003 Central Subregional3033148

1210Kind SpiritsAutumn School Contest 20022970149

1272Non-Yekaterinburg SubwayUSU Championship 20032882156

1045Funny GameUSU Local Contest. March 20002553514

1072RoutingUSU Personal Contest 20012511480

1056Computer NetNEERC 2000 Central Subregional2464531

1004Sightseeing TripCentral European Olympiad in Informatics 19992397564

1069Prufer CodeUSU Personal Contest 20012304523

1709Penguin-AviaUral Championship 20092120155

1242WerewolfUSU Personal Contest 20032113211

1208Legendary Teams ContestUSU Local Contest. March 20022056213

1085MeetingSpring School Contest 20012003590

1205By the Underground or by Foot?USU Local Contest. March 20021866235


1109ConferenceBulgarian Online Contest September 20011757247

1016Cube on the WalkUSU Local Contest. 19991729776

1096Get the Right Route Plate!USU Local Contest. March 20011635686

1450Russian PipelinesTimus Top Coders: Second Challenge1550282

1982Electrification PlanUral FU Championship 20131508124

1160NetworkNEERC 2001 Northern Subregional1476300

1320Graph DecompositionUral Championship 2004. Round 21476306

1137Bus RoutesNEERC 2001 Central Subregional1455299

1227Rally ChampionshipNEERC 2002 Central Subregional1410313

1124MosaicUSU Championship 20011407309

1040Airline CompanyUSU Championship 20001344984

1218Episode N-th: The Jedi TournamentUSU Championship 20021329332

1156Two RoundsUral Championship 2001. Round 21297335

1930Ivan's CarUral Regional School Programming Contest 20121200179

1176HyperchannelsUSU Personal Contest 20021196365

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011101394

1291Gear-wheelsSpring School Contest 20041094411

1416ConfidentialUSU Championship 20051089419

1077Travelling Tours1056410

1128Partition into GroupsUSU Championship 20011023423

1035Cross-stitchUral Championship 199910171307

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1002299

1162Currency ExchangeNEERC 2001 Northern Subregional977444

1651Shortest SubchainNEERC 2008 Eastern Subregional972350

1329Galactic HistoryAutumn School Contest 2004956474

1129Door PaintingUSU Championship 2001945458

1065FrontierNEERC 20008891385

1314Chase in SubwayUral Championship 2004. Round 1881510

1099Work Scheduling8561179

1182Team Them Up!NEERC 2001844515


1400Cellular CharactersAutumn School Contest 2005839544

1421Credit OperationsTimus Top Coders: First Challenge807548

1325DirtUral Championship 2004. Round 2806557

1358CablesSpring School Contest 2005793573

1643Attack of the Dark FortressAutumn School Contest 2008741459

1641DutiesAutumn School Contest 2008722471

1934Black SpotUral FU Championship 2012687309

1254Die HardUSU Local Contest. March 2003676652

1500Pass LicensesNEERC 2006 Eastern Subregional647638

1379Cups TransportationUral Championship 2005. Round 1631720

1250Sea BurialUSU Local Contest. March 2003617713

1301Cube in LabyrinthUral Championship 1998607736

1392Dreaming of Stars604752

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional585414

2034CaravansUral Regional School Programming Contest 2014575274

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional566542

1277Cops and ThievesNEERC 2003 Central Subregional562790

1323ClassmatesUral Championship 2004. Round 2542823

1339BabiesUSU Championship 2004482934

1806Mobile TelegraphsNEERC 2010 Eastern Subregional463587

1237Evacuation PlanNEERC 2002460949

1434Buses in VasyukiUSU Personal Contest 20064231031

1447Portkey NetworkUral Championship 20064151043

1580Dean's DebtsAutumn School Contest 2007415900

1575Yekaterinburg Subway 2Autumn School Contest 2007408915

1533Fat HobbitsUSU Personal Contest 20073631087

1630TalismanUSU Championship 2008363928

2030Awesome Backup SystemUral Regional School Programming Contest 2014363429

1569Networking the “Iset”USU Championship 20073581041

1441From the History of Gringotts BankUral Championship 20063481238

1419Maps of the Island WorldsUSU Championship 20053341337

1980Road to InvestorUral Championship 2013334565

1544Classmates 3Ural Championship 20073241199

1487Chinese FootballUSU Championship 20063201277

1281River BasinNEERC 2003 Central Subregional3161385

1966Cycling RoadsUral FU Personal Contest 2013310618

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2991073

1449Credit Operations 2Timus Top Coders: Second Challenge2981429

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2871370

1337BureaucracyAutumn School Contest 20042771594

1338AutomobilesUSU Championship 20042501767

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional243858

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2191679

1315MDPAR and MIIARUral Championship 2004. Round 12172002

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional215716

1905Travel in TimeUral Championship 2012209994

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21962234

1610CactusesUral Championship 20081901826

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1891696

1270UnicubeUSU Championship 20031782401

1770The Party of Ural ChampionsUral Championship 20101751597

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1601997

2017Best of a bad lotNEERC 2014 Eastern Subregional1451039

1367Top SecretUral Championship 2005. Round 21383110

1505Oil TransferNEERC 2006 Eastern Subregional1302994

1652Banking CrisisNEERC 2008 Eastern Subregional1252549

2055Urban GeographyUral Championship 20151081236


1833Hopes of RowingUral Championship 20111012359

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest983069

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest973285

2113Survive the floodUniversity academic school olympiad in informatics 201997423

1882Old NokiaUral Regional School Programming Contest 2011882521

1271Sailing DirectionsUSU Championship 2003854752

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014821244

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest695352

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest652112

1847ZamkadyePetrozavodsk Summer 2010. USU Contest494235

2128Rubina's SolitaireLater is better than never32903

1399Economical Director2810842

2132Graph Decomposition. Version 2Later is better than never161459

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest92263