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Problem set. NEERC Regionals

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

IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4408337

1054Tower of HanoiNEERC 2000 Central Subregional2324638

1055CombinationsNEERC 2000 Central Subregional3571416

1056Centers of the NetNEERC 2000 Central Subregional2713547

1057Amount of DegreesNEERC 2000 Central Subregional2091709

1058ChocolateNEERC 2000 Central Subregional5222792

1059ExpressionNEERC 2000 Central Subregional2218668

1133Fibonacci SequenceNEERC 2001 Central Subregional2211222

1134CardsNEERC 2001 Central Subregional2529195

1135RecruitsNEERC 2001 Central Subregional3045162

1136ParliamentNEERC 2001 Central Subregional496799

1137Bus RoutesNEERC 2001 Central Subregional1512325

1138Integer PercentageNEERC 2001 Central Subregional2443201

1139City BlocksNEERC 2001 Central Subregional639077

1140Swamp IncidentNEERC 2001 Central Subregional1305376

1158Censored!NEERC 2001 Northern Subregional969505

1159FenceNEERC 2001 Northern Subregional648752

1160NetworkNEERC 2001 Northern Subregional3284152

1161StripiesNEERC 2001 Northern Subregional541591

1162Currency ExchangeNEERC 2001 Northern Subregional2358209

1163ChapaevNEERC 2001 Northern Subregional1064264

1164FillwordNEERC 2001 Northern Subregional2410204

1165SubnumberNEERC 2001 Northern Subregional530916

1166Funny Card GameNEERC 2001 Northern Subregional1323566

1224SpiralNEERC 2002 Central Subregional758766

1225FlagsNEERC 2002 Central Subregional1406936

1226esreveR redrONEERC 2002 Central Subregional4418113

1227Rally ChampionshipNEERC 2002 Central Subregional1657300

1228ArrayNEERC 2002 Central Subregional4657107

1229Strong BrickworkNEERC 2002 Central Subregional1307380

1230Introspective ProgramNEERC 2002 Central Subregional652756

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2232148

1232Asteroid LandingNEERC 2002 Central Subregional2022361

1274Fractional ArithmeticNEERC 2003 Central Subregional729686

1275Knights of the Round TableNEERC 2003 Central Subregional2032379

1276TrainNEERC 2003 Central Subregional682732

1277Cops and ThievesNEERC 2003 Central Subregional632789

1278“… Connecting People”NEERC 2003 Central Subregional507980

1279WarehouseNEERC 2003 Central Subregional1192422

1280Topological SortingNEERC 2003 Central Subregional3567142

1281River BasinNEERC 2003 Central Subregional3551388

1282Game TreeNEERC 2003 Central Subregional1496336

1500Pass LicensesNEERC 2006 Eastern Subregional744633

1501Sense of BeautyNEERC 2006 Eastern Subregional1787266

1502Domino DotsNEERC 2006 Eastern Subregional649173

1503PolynomialNEERC 2006 Eastern Subregional2661730

1504Good MannersNEERC 2006 Eastern Subregional2052221

1505Oil TransferNEERC 2006 Eastern Subregional1532929

1506Columns of NumbersNEERC 2006 Eastern Subregional3405140

1507Difficult DecisionNEERC 2006 Eastern Subregional1068443

1508Japanese PuzzleNEERC 2006 Eastern Subregional2801646

1509Domino RecognitionNEERC 2006 Eastern Subregional1263511

1510OrderNEERC 2006 Eastern Subregional549987

1582BookmakersNEERC 2007 Eastern Subregional3651121

1583CheeseNEERC 2007 Eastern Subregional2241893

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3161359

1585PenguinsNEERC 2007 Eastern Subregional1165238

1586Threeprime NumbersNEERC 2007 Eastern Subregional3058144

1587Flying PigNEERC 2007 Eastern Subregional538808

1588JamaicaNEERC 2007 Eastern Subregional1357324

1589SokobanNEERC 2007 Eastern Subregional1915276

1590Bacon’s CipherNEERC 2007 Eastern Subregional2324190

1591Abstract ThinkingNEERC 2007 Eastern Subregional4071062

1592Chinese WatchesNEERC 2007 Eastern Subregional733596

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional487069

1650BillionairesNEERC 2008 Eastern Subregional2118193

1651Shortest SubchainNEERC 2008 Eastern Subregional1178345

1652Banking CrisisNEERC 2008 Eastern Subregional1412715

1653Death ConveyorNEERC 2008 Eastern Subregional506833

1654Cipher MessageNEERC 2008 Eastern Subregional697559

1655Somali PiratesNEERC 2008 Eastern Subregional2081881

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional2008203

1657Cube SnakeNEERC 2008 Eastern Subregional2611513

1658Sum of DigitsNEERC 2008 Eastern Subregional2054199

1659Regular TrianglesNEERC 2008 Eastern Subregional624647

1711Code NamesNEERC 2009 Eastern Subregional2895131

1712Cipher GrilleNEERC 2009 Eastern Subregional454784

1713Key SubstringsNEERC 2009 Eastern Subregional604621

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1093202

1715Another Ball KillerNEERC 2009 Eastern Subregional3701003

1716Alternative SolutionNEERC 2009 Eastern Subregional489764

1717Eligibility RulesNEERC 2009 Eastern Subregional1632203

1718RejudgeNEERC 2009 Eastern Subregional1253302

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2471483

1720Summit Online JudgeNEERC 2009 Eastern Subregional379980

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional653575

1800Murphy's LawNEERC 2010 Eastern Subregional2084167

1801The Revolution CupNEERC 2010 Eastern Subregional535557

1802Cube PuzzleNEERC 2010 Eastern Subregional1572096

1803The Czechs' RiflesNEERC 2010 Eastern Subregional472726

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional868399

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional345986

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1734201

1807Cartridges for MaximNEERC 2010 Eastern Subregional2301459

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1711934

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional591582

1885Passenger ComfortNEERC 2011 Eastern Subregional1657193

1886Trip 2NEERC 2011 Eastern Subregional1452078

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2941059

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional702452

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1082295

1890Money out of Thin AirNEERC 2011 Eastern Subregional700454

1891Language OceanNEERC 2011 Eastern Subregional463681

1892Morning in KoltsovoNEERC 2011 Eastern Subregional360871

1893A380NEERC 2011 Eastern Subregional556158

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2091471

1895Steaks on BoardNEERC 2011 Eastern Subregional1412133

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional889533

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional564481

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2291237

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1501848

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional584349

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1377213

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional803286

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1282229

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional310924

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1342054

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional410704

1990PodracingNEERC 2013 Eastern Subregional2501036

1991The battle near the swampNEERC 2013 Eastern Subregional583946

1992CVSNEERC 2013 Eastern Subregional703378

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1360197

1994The Emperor's planNEERC 2013 Eastern Subregional2481044

1995Illegal spicesNEERC 2013 Eastern Subregional448588

1996Cipher Message 3NEERC 2013 Eastern Subregional2101224

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional496532

1998The old PadawanNEERC 2013 Eastern Subregional741359

1999The secret moduleNEERC 2013 Eastern Subregional306733

2012About Grisha N.NEERC 2014 Eastern Subregional1500516

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional256922

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional451532

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional835290

2016Magic and ScienceNEERC 2014 Eastern Subregional198458

2017Best of a bad lotNEERC 2014 Eastern Subregional1761319

2018The Debut AlbumNEERC 2014 Eastern Subregional2411101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional874277

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1608152

2021Scarily interesting!NEERC 2014 Eastern Subregional550438

2022Riding a ToadNEERC 2014 Eastern Subregional573661

2023Donald is a postmanNEERC 2014 Eastern Subregional648938

2074Timus problems classifierQualification of Eastern Subregional 2015210965

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015652832

2076VasianaQualification of Eastern Subregional 2015177866

2077ReductionsQualification of Eastern Subregional 2015187585
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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