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Problem set. NEERC Regionals

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

IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4400335

1054Tower of HanoiNEERC 2000 Central Subregional2311636

1055CombinationsNEERC 2000 Central Subregional3567413

1056Centers of the NetNEERC 2000 Central Subregional2703544

1057Amount of DegreesNEERC 2000 Central Subregional2082706

1058ChocolateNEERC 2000 Central Subregional5182791

1059ExpressionNEERC 2000 Central Subregional2214664

1133Fibonacci SequenceNEERC 2001 Central Subregional2196222

1134CardsNEERC 2001 Central Subregional2517194

1135RecruitsNEERC 2001 Central Subregional3034161

1136ParliamentNEERC 2001 Central Subregional494399

1137Bus RoutesNEERC 2001 Central Subregional1502324

1138Integer PercentageNEERC 2001 Central Subregional2433201

1139City BlocksNEERC 2001 Central Subregional634977

1140Swamp IncidentNEERC 2001 Central Subregional1298375

1158Censored!NEERC 2001 Northern Subregional964504

1159FenceNEERC 2001 Northern Subregional646748

1160NetworkNEERC 2001 Northern Subregional3253152

1161StripiesNEERC 2001 Northern Subregional538291

1162Currency ExchangeNEERC 2001 Northern Subregional2336209

1163ChapaevNEERC 2001 Northern Subregional1034343

1164FillwordNEERC 2001 Northern Subregional2405203

1165SubnumberNEERC 2001 Northern Subregional524919

1166Funny Card GameNEERC 2001 Northern Subregional1323539

1224SpiralNEERC 2002 Central Subregional750666

1225FlagsNEERC 2002 Central Subregional1398735

1226esreveR redrONEERC 2002 Central Subregional4394113

1227Rally ChampionshipNEERC 2002 Central Subregional1651299

1228ArrayNEERC 2002 Central Subregional4633107

1229Strong BrickworkNEERC 2002 Central Subregional1299379

1230Introspective ProgramNEERC 2002 Central Subregional647756

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2212150

1232Asteroid LandingNEERC 2002 Central Subregional2012354

1274Fractional ArithmeticNEERC 2003 Central Subregional718691

1275Knights of the Round TableNEERC 2003 Central Subregional1992407

1276TrainNEERC 2003 Central Subregional676733

1277Cops and ThievesNEERC 2003 Central Subregional625792

1278“… Connecting People”NEERC 2003 Central Subregional501984

1279WarehouseNEERC 2003 Central Subregional1184421

1280Topological SortingNEERC 2003 Central Subregional3538142

1281River BasinNEERC 2003 Central Subregional3481405

1282Game TreeNEERC 2003 Central Subregional1486336

1500Pass LicensesNEERC 2006 Eastern Subregional737634

1501Sense of BeautyNEERC 2006 Eastern Subregional1778265

1502Domino DotsNEERC 2006 Eastern Subregional644673

1503PolynomialNEERC 2006 Eastern Subregional2601754

1504Good MannersNEERC 2006 Eastern Subregional2022233

1505Oil TransferNEERC 2006 Eastern Subregional1532905

1506Columns of NumbersNEERC 2006 Eastern Subregional3342141

1507Difficult DecisionNEERC 2006 Eastern Subregional1062442

1508Japanese PuzzleNEERC 2006 Eastern Subregional2771650

1509Domino RecognitionNEERC 2006 Eastern Subregional1253507

1510OrderNEERC 2006 Eastern Subregional545487

1582BookmakersNEERC 2007 Eastern Subregional3633120

1583CheeseNEERC 2007 Eastern Subregional2231883

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3151350

1585PenguinsNEERC 2007 Eastern Subregional1155838

1586Threeprime NumbersNEERC 2007 Eastern Subregional3033144

1587Flying PigNEERC 2007 Eastern Subregional533808

1588JamaicaNEERC 2007 Eastern Subregional1352322

1589SokobanNEERC 2007 Eastern Subregional1517551

1590Bacon’s CipherNEERC 2007 Eastern Subregional2300190

1591Abstract ThinkingNEERC 2007 Eastern Subregional4051057

1592Chinese WatchesNEERC 2007 Eastern Subregional723599

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional486992

1650BillionairesNEERC 2008 Eastern Subregional2094193

1651Shortest SubchainNEERC 2008 Eastern Subregional1172343

1652Banking CrisisNEERC 2008 Eastern Subregional1392722

1653Death ConveyorNEERC 2008 Eastern Subregional506759

1654Cipher MessageNEERC 2008 Eastern Subregional693258

1655Somali PiratesNEERC 2008 Eastern Subregional2061877

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1998202

1657Cube SnakeNEERC 2008 Eastern Subregional2591508

1658Sum of DigitsNEERC 2008 Eastern Subregional2039198

1659Regular TrianglesNEERC 2008 Eastern Subregional622642

1711Code NamesNEERC 2009 Eastern Subregional2879130

1712Cipher GrilleNEERC 2009 Eastern Subregional452283

1713Key SubstringsNEERC 2009 Eastern Subregional599618

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1093163

1715Another Ball KillerNEERC 2009 Eastern Subregional3651004

1716Alternative SolutionNEERC 2009 Eastern Subregional486759

1717Eligibility RulesNEERC 2009 Eastern Subregional1632175

1718RejudgeNEERC 2009 Eastern Subregional1244300

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2411499

1720Summit Online JudgeNEERC 2009 Eastern Subregional376975

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional650570

1800Murphy's LawNEERC 2010 Eastern Subregional2031169

1801The Revolution CupNEERC 2010 Eastern Subregional525567

1802Cube PuzzleNEERC 2010 Eastern Subregional1562079

1803The Czechs' RiflesNEERC 2010 Eastern Subregional466725

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional865394

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional344975

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1711201

1807Cartridges for MaximNEERC 2010 Eastern Subregional2301438

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1711907

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional587578

1885Passenger ComfortNEERC 2011 Eastern Subregional1600197

1886Trip 2NEERC 2011 Eastern Subregional1442058

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2921049

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional698448

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1073293

1890Money out of Thin AirNEERC 2011 Eastern Subregional695450

1891Language OceanNEERC 2011 Eastern Subregional457679

1892Morning in KoltsovoNEERC 2011 Eastern Subregional357864

1893A380NEERC 2011 Eastern Subregional551857

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2001509

1895Steaks on BoardNEERC 2011 Eastern Subregional1392127

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional881033

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional544537

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2271225

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1491826

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional564400

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1371210

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional793263

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1272227

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional308913

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1342016

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional407696

1990PodracingNEERC 2013 Eastern Subregional2481022

1991The battle near the swampNEERC 2013 Eastern Subregional578346

1992CVSNEERC 2013 Eastern Subregional696374

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1352194

1994The Emperor's planNEERC 2013 Eastern Subregional2471026

1995Illegal spicesNEERC 2013 Eastern Subregional444581

1996Cipher Message 3NEERC 2013 Eastern Subregional2081210

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional488530

1998The old PadawanNEERC 2013 Eastern Subregional737353

1999The secret moduleNEERC 2013 Eastern Subregional286941

2012About Grisha N.NEERC 2014 Eastern Subregional1468616

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional251918

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional446525

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional823288

2016Magic and ScienceNEERC 2014 Eastern Subregional188555

2017Best of a bad lotNEERC 2014 Eastern Subregional1751295

2018The Debut AlbumNEERC 2014 Eastern Subregional2373101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional867273

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1594149

2021Scarily interesting!NEERC 2014 Eastern Subregional547430

2022Riding a ToadNEERC 2014 Eastern Subregional563629

2023Donald is a postmanNEERC 2014 Eastern Subregional642337

2074Timus problems classifierQualification of Eastern Subregional 2015207951

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015642789

2076VasianaQualification of Eastern Subregional 2015167938

2077ReductionsQualification of Eastern Subregional 2015177644
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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