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Problem set. NEERC Regionals

Solved problems: show | hide  •  Sort by: id | authors | difficulty

IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4472344

1054Tower of HanoiNEERC 2000 Central Subregional2391642

1055CombinationsNEERC 2000 Central Subregional3623424

1056Centers of the NetNEERC 2000 Central Subregional2786552

1057Amount of DegreesNEERC 2000 Central Subregional2138718

1058ChocolateNEERC 2000 Central Subregional5572713

1059ExpressionNEERC 2000 Central Subregional2257680

1133Fibonacci SequenceNEERC 2001 Central Subregional2262225

1134CardsNEERC 2001 Central Subregional2582197

1135RecruitsNEERC 2001 Central Subregional3176160

1136ParliamentNEERC 2001 Central Subregional5102100

1137Bus RoutesNEERC 2001 Central Subregional1605317

1138Integer PercentageNEERC 2001 Central Subregional2496204

1139City BlocksNEERC 2001 Central Subregional651978

1140Swamp IncidentNEERC 2001 Central Subregional1325383

1158Censored!NEERC 2001 Northern Subregional1012501

1159FenceNEERC 2001 Northern Subregional669754

1160NetworkNEERC 2001 Northern Subregional3683140

1161StripiesNEERC 2001 Northern Subregional550793

1162Currency ExchangeNEERC 2001 Northern Subregional2764185

1163ChapaevNEERC 2001 Northern Subregional1293682

1164FillwordNEERC 2001 Northern Subregional2456208

1165SubnumberNEERC 2001 Northern Subregional547919

1166Funny Card GameNEERC 2001 Northern Subregional1443397

1224SpiralNEERC 2002 Central Subregional779566

1225FlagsNEERC 2002 Central Subregional1477135

1226esreveR redrONEERC 2002 Central Subregional4528114

1227Rally ChampionshipNEERC 2002 Central Subregional1707301

1228ArrayNEERC 2002 Central Subregional4754109

1229Strong BrickworkNEERC 2002 Central Subregional1332386

1230Introspective ProgramNEERC 2002 Central Subregional642794

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2302156

1232Asteroid LandingNEERC 2002 Central Subregional2132321

1274Fractional ArithmeticNEERC 2003 Central Subregional762678

1275Knights of the Round TableNEERC 2003 Central Subregional2222257

1276TrainNEERC 2003 Central Subregional705732

1277Cops and ThievesNEERC 2003 Central Subregional598861

1278“… Connecting People”NEERC 2003 Central Subregional522984

1279WarehouseNEERC 2003 Central Subregional1224424

1280Topological SortingNEERC 2003 Central Subregional3715141

1281River BasinNEERC 2003 Central Subregional2841781

1282Game TreeNEERC 2003 Central Subregional1539338

1500Pass LicensesNEERC 2006 Eastern Subregional762642

1501Sense of BeautyNEERC 2006 Eastern Subregional1840268

1502Domino DotsNEERC 2006 Eastern Subregional667074

1503PolynomialNEERC 2006 Eastern Subregional2781720

1504Good MannersNEERC 2006 Eastern Subregional2182172

1505Oil TransferNEERC 2006 Eastern Subregional1662814

1506Columns of NumbersNEERC 2006 Eastern Subregional3585138

1507Difficult DecisionNEERC 2006 Eastern Subregional1098447

1508Japanese PuzzleNEERC 2006 Eastern Subregional3071562

1509Domino RecognitionNEERC 2006 Eastern Subregional1443216

1510OrderNEERC 2006 Eastern Subregional569287

1582BookmakersNEERC 2007 Eastern Subregional3746123

1583CheeseNEERC 2007 Eastern Subregional2441819

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3391324

1585PenguinsNEERC 2007 Eastern Subregional1213338

1586Threeprime NumbersNEERC 2007 Eastern Subregional3203144

1587Flying PigNEERC 2007 Eastern Subregional553821

1588JamaicaNEERC 2007 Eastern Subregional1402327

1589SokobanNEERC 2007 Eastern Subregional1915931

1590Bacon’s CipherNEERC 2007 Eastern Subregional2469186

1591Abstract ThinkingNEERC 2007 Eastern Subregional4311048

1592Chinese WatchesNEERC 2007 Eastern Subregional776588

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional566517

1650BillionairesNEERC 2008 Eastern Subregional2460174

1651Shortest SubchainNEERC 2008 Eastern Subregional1233346

1652Banking CrisisNEERC 2008 Eastern Subregional1542623

1653Death ConveyorNEERC 2008 Eastern Subregional655735

1654Cipher MessageNEERC 2008 Eastern Subregional716060

1655Somali PiratesNEERC 2008 Eastern Subregional2261823

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional2076206

1657Cube SnakeNEERC 2008 Eastern Subregional2721525

1658Sum of DigitsNEERC 2008 Eastern Subregional2104203

1659Regular TrianglesNEERC 2008 Eastern Subregional649653

1711Code NamesNEERC 2009 Eastern Subregional2974135

1712Cipher GrilleNEERC 2009 Eastern Subregional464786

1713Key SubstringsNEERC 2009 Eastern Subregional625633

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1193117

1715Another Ball KillerNEERC 2009 Eastern Subregional3881010

1716Alternative SolutionNEERC 2009 Eastern Subregional543727

1717Eligibility RulesNEERC 2009 Eastern Subregional1752174

1718RejudgeNEERC 2009 Eastern Subregional1291309

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2661457

1720Summit Online JudgeNEERC 2009 Eastern Subregional403974

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional682581

1800Murphy's LawNEERC 2010 Eastern Subregional2184170

1801The Revolution CupNEERC 2010 Eastern Subregional645030

1802Cube PuzzleNEERC 2010 Eastern Subregional1692079

1803The Czechs' RiflesNEERC 2010 Eastern Subregional509717

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional895411

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional3581011

1806Mobile TelegraphsNEERC 2010 Eastern Subregional2086178

1807Cartridges for MaximNEERC 2010 Eastern Subregional2421477

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1901861

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional613597

1885Passenger ComfortNEERC 2011 Eastern Subregional1841186

1886Trip 2NEERC 2011 Eastern Subregional1582055

1887Frequent Flyer CardNEERC 2011 Eastern Subregional3131069

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional736463

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1111308

1890Money out of Thin AirNEERC 2011 Eastern Subregional734464

1891Language OceanNEERC 2011 Eastern Subregional476710

1892Morning in KoltsovoNEERC 2011 Eastern Subregional380885

1893A380NEERC 2011 Eastern Subregional572260

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2361403

1895Steaks on BoardNEERC 2011 Eastern Subregional1552092

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional932134

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional654263

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2421269

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1601881

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional763718

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1389229

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional953045

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1314241

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional331938

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1442076

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional430727

1990PodracingNEERC 2013 Eastern Subregional2671062

1991The battle near the swampNEERC 2013 Eastern Subregional607848

1992CVSNEERC 2013 Eastern Subregional782372

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1430204

1994The Emperor's planNEERC 2013 Eastern Subregional2701051

1995Illegal spicesNEERC 2013 Eastern Subregional469614

1996Cipher Message 3NEERC 2013 Eastern Subregional2271241

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional525550

1998The old PadawanNEERC 2013 Eastern Subregional769378

1999The secret moduleNEERC 2013 Eastern Subregional415769

2012About Grisha N.NEERC 2014 Eastern Subregional1599217

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional278941

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional486546

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional893300

2016Magic and ScienceNEERC 2014 Eastern Subregional336302

2017Best of a bad lotNEERC 2014 Eastern Subregional1941328

2018The Debut AlbumNEERC 2014 Eastern Subregional2653102

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional902297

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1660162

2021Scarily interesting!NEERC 2014 Eastern Subregional577462

2022Riding a ToadNEERC 2014 Eastern Subregional673519

2023Donald is a postmanNEERC 2014 Eastern Subregional682340

2074Timus problems classifierNEERC 2015 Eastern Subregional Qualifier235976

2075Take care of your eyebrows!NEERC 2015 Eastern Subregional Qualifier812629

2076VasianaNEERC 2015 Eastern Subregional Qualifier286296

2077ReductionsNEERC 2015 Eastern Subregional Qualifier286296

2190Match of the MillenniumICPC Ural Regional Contest Qualifier 2022421102

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 2022231733

2192My GrandfatherICPC Ural Regional Contest Qualifier 202252925

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022291466

2194Snakes&SnakesICPC Ural Regional Contest Qualifier 2023105499

2195Binary TreesICPC Ural Regional Contest Qualifier 2023281509

2196ApocalypseICPC Ural Regional Contest Qualifier 2023241681

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 2024241686

2198Deep UnderstandingICPC Ural Regional Contest Qualifier 2024351272

2199Company QuestionICPC Ural Regional Contest Qualifier 2024401147

2216Big ElevatorICPC Ural Regional Contest Qualifier 202548643

2217Binary SortICPC Ural Regional Contest Qualifier 202557557

2218ProrunICPC Ural Regional Contest Qualifier 202536811

2219Philosophical QuestionICPC Ural Regional Contest Qualifier 202536810

2220Reciprocal of GCDICPC Ural Regional Contest Qualifier 202543703

2221Convex Hull TreapICPC Ural Regional Contest Qualifier 2025231128

2222Cavalry Battle AdvancedICPC Ural Regional Contest Qualifier 2025231128
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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