ENG  RUSTimus Online Judge
Online Judge
Online contests
About Online Judge
Frequently asked questions
Site news
Problem set
Submit solution
Judge status
Update your info
Authors ranklist
Current contest
Scheduled contests
Past contests

Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992481563

1008Image EncodingUSTU PhysTech Cup 20004048345

1016Cube on the WalkUSU Local Contest. 19991794773

1022Genealogical TreeAutumn School Contest 200010138137

1033LabyrinthUral Championship 19996065229

1035Cross-stitchUral Championship 199910441315

1040Airline CompanyUSU Championship 20001410970

1045Funny GameUSU Local Contest. March 20002684505

1056Computer NetNEERC 2000 Central Subregional2563528

1065FrontierNEERC 20009291369

1069Prufer CodeUSU Personal Contest 20012420514

1072RoutingUSU Personal Contest 20012582482


1077Travelling Tours1113402

1080Map ColoringWinter Mathematical Festival Varna 20015108242

1085MeetingSpring School Contest 20012052595

1096Get the Right Route Plate!USU Local Contest. March 20011706679

1099Work Scheduling9011157

1106Two TeamsTetrahedron Team Online Contest May 2001590476

1109ConferenceBulgarian Online Contest September 20011825246

1119MetroAutumn School Contest 2001616173

1124MosaicUSU Championship 20011474304

1128Partition into GroupsUSU Championship 20011074416

1129Door PaintingUSU Championship 2001995449

1136ParliamentNEERC 2001 Central Subregional457099

1137Bus RoutesNEERC 2001 Central Subregional1536292

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011168384

1156Two RoundsUral Championship 2001. Round 21355331

1160NetworkNEERC 2001 Northern Subregional1679272

1162Currency ExchangeNEERC 2001 Northern Subregional1095409

1176HyperchannelsUSU Personal Contest 20021254359

1182Team Them Up!NEERC 2001887506



1205By the Underground or by Foot?USU Local Contest. March 20021953231

1208Legendary Teams ContestUSU Local Contest. March 20022151210

1210Kind SpiritsAutumn School Contest 20023120146

1218Episode N-th: The Jedi TournamentUSU Championship 20021402325

1227Rally ChampionshipNEERC 2002 Central Subregional1477308

1237Evacuation PlanNEERC 2002473952

1242WerewolfUSU Personal Contest 20032249204

1250Sea BurialUSU Local Contest. March 2003638712

1254Die HardUSU Local Contest. March 2003707643

1270UnicubeUSU Championship 20031782474

1271Sailing DirectionsUSU Championship 2003884746

1272Non-Yekaterinburg SubwayUSU Championship 20033060152

1277Cops and ThievesNEERC 2003 Central Subregional583785

1280Topological SortingNEERC 2003 Central Subregional3215144

1281River BasinNEERC 2003 Central Subregional3231398

1291Gear-wheelsSpring School Contest 20041161399

1301Cube in LabyrinthUral Championship 1998624738

1314Chase in SubwayUral Championship 2004. Round 1738626

1315MDPAR and MIIARUral Championship 2004. Round 12271975

1320Graph DecompositionUral Championship 2004. Round 21556299

1323ClassmatesUral Championship 2004. Round 2563817

1325DirtUral Championship 2004. Round 2835554

1329Galactic HistoryAutumn School Contest 20041004465

1337BureaucracyAutumn School Contest 20042871586

1338AutomobilesUSU Championship 20042551784

1339BabiesUSU Championship 2004501925

1358CablesSpring School Contest 2005848552

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22002256

1367Top SecretUral Championship 2005. Round 21423117

1379Cups TransportationUral Championship 2005. Round 1673696

1392Dreaming of Stars619756

1399Economical Director2910941

1400Cellular CharactersAutumn School Contest 2005863544

1416ConfidentialUSU Championship 20051140412

1419Maps of the Island WorldsUSU Championship 20053531305

1421Credit OperationsTimus Top Coders: First Challenge843541

1434Buses in VasyukiUSU Personal Contest 20064311044

1441From the History of Gringotts BankUral Championship 20063761184

1447Portkey NetworkUral Championship 20064301039

1449Credit Operations 2Timus Top Coders: Second Challenge3041446

1450Russian PipelinesTimus Top Coders: Second Challenge1770255

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest715398

1487Chinese FootballUSU Championship 20063351263

1500Pass LicensesNEERC 2006 Eastern Subregional679629

1505Oil TransferNEERC 2006 Eastern Subregional1333032

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3031348

1533Fat HobbitsUSU Personal Contest 20073821073

1544Classmates 3Ural Championship 20073351204

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201738

1569Networking the “Iset”USU Championship 20073871004

1575Yekaterinburg Subway 2Autumn School Contest 2007429906

1580Dean's DebtsAutumn School Contest 2007441882

1610CactusesUral Championship 20081931878

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013313

1630TalismanUSU Championship 2008369957

1641DutiesAutumn School Contest 2008756472

1643Attack of the Dark FortressAutumn School Contest 2008780457

1651Shortest SubchainNEERC 2008 Eastern Subregional1035345

1652Banking CrisisNEERC 2008 Eastern Subregional1322539

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1731945

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1951727

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013137

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3221049

1709Penguin-AviaUral Championship 20092248153

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional595544

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1070296

1770The Party of Ural ChampionsUral Championship 20101851605

1806Mobile TelegraphsNEERC 2010 Eastern Subregional559520

1833Hopes of RowingUral Championship 20111052437

1837Isenbaev's NumberUral Championship 2011490257

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524333

1882Old NokiaUral Regional School Programming Contest 2011912632

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional617423

1905Travel in TimeUral Championship 20122261005

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional253900

1930Ivan's CarUral Regional School Programming Contest 20121351174

1934Black SpotUral FU Championship 2012739314

1966Cycling RoadsUral FU Personal Contest 2013338626

1980Road to InvestorUral Championship 2013361578

1982Electrification PlanUral FU Championship 20131687123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional225775

2017Best of a bad lotNEERC 2014 Eastern Subregional1541110

2030Awesome Backup SystemUral Regional School Programming Contest 2014412429

2034CaravansUral Regional School Programming Contest 2014622286

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest692272

2055Urban GeographyUral Championship 20151171317

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014971277

2113Survive the floodUniversity academic school olympiad in informatics 2019201328

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142788

2128Rubina's SolitaireLater is better than never67805

2132Graph Decomposition. Version 2Later is better than never271675

2140BitMazeCraftUral School Programming Contest 201956858

2147City BuildingUral School Programming Contest 2019291452