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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992458563

1008Image EncodingUSTU PhysTech Cup 20004027343

1016Cube on the WalkUSU Local Contest. 19991776774

1022Genealogical TreeAutumn School Contest 200010056137

1033LabyrinthUral Championship 19995988230

1035Cross-stitchUral Championship 199910361313

1040Airline CompanyUSU Championship 20001377984

1045Funny GameUSU Local Contest. March 20002636510

1056Computer NetNEERC 2000 Central Subregional2520532

1065FrontierNEERC 20009061391

1069Prufer CodeUSU Personal Contest 20012370520

1072RoutingUSU Personal Contest 20012568480

1076Trash1823672

1077Travelling Tours1100403

1080Map ColoringWinter Mathematical Festival Varna 20015061242

1085MeetingSpring School Contest 20012039593

1096Get the Right Route Plate!USU Local Contest. March 20011668688

1099Work Scheduling8911160

1106Two TeamsTetrahedron Team Online Contest May 2001582276

1109ConferenceBulgarian Online Contest September 20011811245

1119MetroAutumn School Contest 2001606974

1124MosaicUSU Championship 20011460304

1128Partition into GroupsUSU Championship 20011065416

1129Door PaintingUSU Championship 2001984450

1136ParliamentNEERC 2001 Central Subregional451799

1137Bus RoutesNEERC 2001 Central Subregional1514294

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011149386

1156Two RoundsUral Championship 2001. Round 21340332

1160NetworkNEERC 2001 Northern Subregional1643275

1162Currency ExchangeNEERC 2001 Northern Subregional1088408

1176HyperchannelsUSU Personal Contest 20021241359

1182Team Them Up!NEERC 2001875508

1198Jobbery886526

1199Mouse1033740

1205By the Underground or by Foot?USU Local Contest. March 20021928232

1208Legendary Teams ContestUSU Local Contest. March 20022130210

1210Kind SpiritsAutumn School Contest 20023077147

1218Episode N-th: The Jedi TournamentUSU Championship 20021385326

1227Rally ChampionshipNEERC 2002 Central Subregional1462309

1237Evacuation PlanNEERC 2002465960

1242WerewolfUSU Personal Contest 20032216205

1250Sea BurialUSU Local Contest. March 2003631713

1254Die HardUSU Local Contest. March 2003694649

1270UnicubeUSU Championship 20031802428

1271Sailing DirectionsUSU Championship 2003874755

1272Non-Yekaterinburg SubwayUSU Championship 20033014153

1277Cops and ThievesNEERC 2003 Central Subregional577786

1280Topological SortingNEERC 2003 Central Subregional3159146

1281River BasinNEERC 2003 Central Subregional3191403

1291Gear-wheelsSpring School Contest 20041151399

1301Cube in LabyrinthUral Championship 1998617740

1314Chase in SubwayUral Championship 2004. Round 1728629

1315MDPAR and MIIARUral Championship 2004. Round 12241984

1320Graph DecompositionUral Championship 2004. Round 21533301

1323ClassmatesUral Championship 2004. Round 2558817

1325DirtUral Championship 2004. Round 2822558

1329Galactic HistoryAutumn School Contest 2004991467

1337BureaucracyAutumn School Contest 20042851584

1338AutomobilesUSU Championship 20042531783

1339BabiesUSU Championship 2004498923

1358CablesSpring School Contest 2005826562

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21992248

1367Top SecretUral Championship 2005. Round 21423091

1379Cups TransportationUral Championship 2005. Round 1662701

1392Dreaming of Stars613757

1399Economical Director2910834

1400Cellular CharactersAutumn School Contest 2005851547

1416ConfidentialUSU Championship 20051123415

1419Maps of the Island WorldsUSU Championship 20053501305

1421Credit OperationsTimus Top Coders: First Challenge827547

1434Buses in VasyukiUSU Personal Contest 20064281042

1441From the History of Gringotts BankUral Championship 20063721186

1447Portkey NetworkUral Championship 20064261039

1449Credit Operations 2Timus Top Coders: Second Challenge3011447

1450Russian PipelinesTimus Top Coders: Second Challenge1736258

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest715347

1487Chinese FootballUSU Championship 20063281277

1500Pass LicensesNEERC 2006 Eastern Subregional669633

1505Oil TransferNEERC 2006 Eastern Subregional1333004

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2991351

1533Fat HobbitsUSU Personal Contest 20073741084

1544Classmates 3Ural Championship 20073331199

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201719

1569Networking the “Iset”USU Championship 20073751024

1575Yekaterinburg Subway 2Autumn School Contest 2007418919

1580Dean's DebtsAutumn School Contest 2007437880

1610CactusesUral Championship 20081921865

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1003301

1630TalismanUSU Championship 2008366952

1641DutiesAutumn School Contest 2008748470

1643Attack of the Dark FortressAutumn School Contest 2008771457

1651Shortest SubchainNEERC 2008 Eastern Subregional1015347

1652Banking CrisisNEERC 2008 Eastern Subregional1312524

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1701952

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1901747

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013094

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3161054

1709Penguin-AviaUral Championship 20092205154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional581549

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1049297

1770The Party of Ural ChampionsUral Championship 20101821604

1806Mobile TelegraphsNEERC 2010 Eastern Subregional539529

1833Hopes of RowingUral Championship 20111052392

1837Isenbaev's NumberUral Championship 2011481757

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524247

1882Old NokiaUral Regional School Programming Contest 2011912579

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional611419

1905Travel in TimeUral Championship 20122171021

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional250889

1930Ivan's CarUral Regional School Programming Contest 20121298176

1934Black SpotUral FU Championship 2012722313

1966Cycling RoadsUral FU Personal Contest 2013326631

1980Road to InvestorUral Championship 2013351578

1982Electrification PlanUral FU Championship 20131635123

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional221762

2017Best of a bad lotNEERC 2014 Eastern Subregional1491107

2030Awesome Backup SystemUral Regional School Programming Contest 2014403424

2034CaravansUral Regional School Programming Contest 2014669258

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest672253

2055Urban GeographyUral Championship 20151141300

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014941253

2113Survive the floodUniversity academic school olympiad in informatics 2019181327

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142505

2128Rubina's SolitaireLater is better than never59799

2132Graph Decomposition. Version 2Later is better than never271490

2140BitMazeCraftUral School Programming Contest 201947873

2147City BuildingUral School Programming Contest 2019251421