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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992561577

1008Image EncodingUSTU PhysTech Cup 20004149356

1016Cube on the WalkUSU Local Contest. 19991846795

1022Genealogical TreeAutumn School Contest 200010647138

1033LabyrinthUral Championship 19996367230

1035Cross-stitchUral Championship 199911041316

1040Airline CompanyUSU Championship 20001468985

1045Funny GameUSU Local Contest. March 20002785515

1056Centers of the NetNEERC 2000 Central Subregional2645541

1065FrontierNEERC 20009831369

1069Prufer CodeUSU Personal Contest 20012528521

1072RoutingUSU Personal Contest 20012709486


1077Travelling Tours1183399

1080Map ColoringWinter Mathematical Festival Varna 20016037216

1085MeetingSpring School Contest 20012111611

1096Get the Right Route Plate!USU Local Contest. March 20011764694

1099Work Scheduling9631145

1106Two TeamsTetrahedron Team Online Contest May 2001635474

1109ConferenceBulgarian Online Contest September 20011921246

1119MetroAutumn School Contest 2001663572

1124MosaicUSU Championship 20011590298

1128Partition into GroupsUSU Championship 20011136416

1129Door PaintingUSU Championship 20011082436

1136ParliamentNEERC 2001 Central Subregional4775100

1137Bus RoutesNEERC 2001 Central Subregional1417334

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011256377

1156Two RoundsUral Championship 2001. Round 21452326

1160NetworkNEERC 2001 Northern Subregional2459196

1162Currency ExchangeNEERC 2001 Northern Subregional1659286

1176HyperchannelsUSU Personal Contest 20021348352

1182Team Them Up!NEERC 2001921514



1205By the Underground or by Foot?USU Local Contest. March 20022029235

1208Legendary Teams ContestUSU Local Contest. March 20022255212

1210Kind SpiritsAutumn School Contest 20022973162

1218Episode N-th: The Jedi TournamentUSU Championship 20021492322

1227Rally ChampionshipNEERC 2002 Central Subregional1578304

1237Evacuation PlanNEERC 2002486977

1242WerewolfUSU Personal Contest 20032681180

1250Sea BurialUSU Local Contest. March 2003666719

1254Die HardUSU Local Contest. March 2003743645

1270UnicubeUSU Championship 20031952389

1271Sailing DirectionsUSU Championship 2003954663

1272Non-Yekaterinburg SubwayUSU Championship 20033255150

1277Cops and ThievesNEERC 2003 Central Subregional611789

1280Topological SortingNEERC 2003 Central Subregional3433142

1281River BasinNEERC 2003 Central Subregional3431388

1291Gear-wheelsSpring School Contest 20041238394

1301Cube in LabyrinthUral Championship 1998654741

1314Chase in SubwayUral Championship 2004. Round 1802606

1315MDPAR and MIIARUral Championship 2004. Round 12481909

1320Graph DecompositionUral Championship 2004. Round 21672293

1323ClassmatesUral Championship 2004. Round 2594815

1325DirtUral Championship 2004. Round 2887549

1329Galactic HistoryAutumn School Contest 20041054466

1337BureaucracyAutumn School Contest 20043141529

1338AutomobilesUSU Championship 20042721763

1339BabiesUSU Championship 2004556878

1358CablesSpring School Contest 2005902545

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22312066

1367Top SecretUral Championship 2005. Round 21533054

1379Cups TransportationUral Championship 2005. Round 1745661

1392Dreaming of Stars647760

1399Economical Director3210785

1400Cellular CharactersAutumn School Contest 2005901548

1416ConfidentialUSU Championship 20051217406

1419Maps of the Island WorldsUSU Championship 20053981220

1421Credit OperationsTimus Top Coders: First Challenge895538

1434Buses in VasyukiUSU Personal Contest 20064701010

1441From the History of Gringotts BankUral Championship 20064131139

1447Portkey NetworkUral Championship 20064651015

1449Credit Operations 2Timus Top Coders: Second Challenge3171465

1450Russian PipelinesTimus Top Coders: Second Challenge2376201

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest914585

1487Chinese FootballUSU Championship 20063561262

1500Pass LicensesNEERC 2006 Eastern Subregional710638

1505Oil TransferNEERC 2006 Eastern Subregional1502873

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3751164

1533Fat HobbitsUSU Personal Contest 20074141054

1544Classmates 3Ural Championship 20073521222

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2301781

1569Networking the “Iset”USU Championship 2007432964

1575Yekaterinburg Subway 2Autumn School Contest 2007451923

1580Dean's DebtsAutumn School Contest 2007468890

1610CactusesUral Championship 20082011941

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1133225

1630TalismanUSU Championship 2008384994

1641DutiesAutumn School Contest 2008783492

1643Attack of the Dark FortressAutumn School Contest 2008908425

1651Shortest SubchainNEERC 2008 Eastern Subregional1109348

1652Banking CrisisNEERC 2008 Eastern Subregional1372652

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1921908

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2151705

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1073232

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3501050

1709Penguin-AviaUral Championship 20092440154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional634559

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1163299

1770The Party of Ural ChampionsUral Championship 20101961672

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1022318

1833Hopes of RowingUral Championship 20111422061

1837Isenbaev's NumberUral Championship 2011537958

1847ZamkadyePetrozavodsk Summer 2010. USU Contest564578

1882Old NokiaUral Regional School Programming Contest 20111042627

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional659447

1905Travel in TimeUral Championship 20122451068

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2211176

1930Ivan's CarUral Regional School Programming Contest 20121615167

1934Black SpotUral FU Championship 2012802333

1966Cycling RoadsUral FU Personal Contest 2013373662

1980Road to InvestorUral Championship 2013401609

1982Electrification PlanUral FU Championship 20131881130

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional244864

2017Best of a bad lotNEERC 2014 Eastern Subregional1661247

2030Awesome Backup SystemUral Regional School Programming Contest 2014450475

2034CaravansUral Regional School Programming Contest 2014753286

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest812386

2055Urban GeographyUral Championship 20151371397

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141251305

2113Survive the floodUniversity academic school olympiad in informatics 2019286378

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest203657

2128Rubina's SolitaireLater is better than never106905

2132Graph Decomposition. Version 2Later is better than never551615

2140BitMazeCraftUral School Programming Contest 201992979

2147City BuildingUral School Programming Contest 2019491693

2155QuadrocopterUral School Programming Contest 202073871