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Problem set. NEERC Subregionals


IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4141311

1054Hanoi TowerNEERC 2000 Central Subregional1971651

1055CombinationsNEERC 2000 Central Subregional3278392

1056Computer NetNEERC 2000 Central Subregional2429529

1057Amount of DegreesNEERC 2000 Central Subregional1820705

1058ChocolateNEERC 2000 Central Subregional4352893

1059ExpressionNEERC 2000 Central Subregional2055625

1133Fibonacci SequenceNEERC 2001 Central Subregional2330184

1134CardsNEERC 2001 Central Subregional2399178

1135RecruitsNEERC 2001 Central Subregional2616164

1136ParliamentNEERC 2001 Central Subregional4276100

1137Bus RoutesNEERC 2001 Central Subregional1426299

1138Integer PercentageNEERC 2001 Central Subregional2151199

1139City BlocksNEERC 2001 Central Subregional543079

1140Swamp IncidentNEERC 2001 Central Subregional1161367

1158Censored!NEERC 2001 Northern Subregional847502

1159FenceNEERC 2001 Northern Subregional581729

1160NetworkNEERC 2001 Northern Subregional1393312

1161StripiesNEERC 2001 Northern Subregional466492

1162Currency ExchangeNEERC 2001 Northern Subregional917465

1163ChapaevNEERC 2001 Northern Subregional2141922

1164FillwordNEERC 2001 Northern Subregional2145200

1165SubnumberNEERC 2001 Northern Subregional488865

1166Funny Card GameNEERC 2001 Northern Subregional1163522

1224SpiralNEERC 2002 Central Subregional633269

1225FlagsNEERC 2002 Central Subregional1112439

1226esreveR redrONEERC 2002 Central Subregional3854113

1227Rally ChampionshipNEERC 2002 Central Subregional1381314

1228ArrayNEERC 2002 Central Subregional4179104

1229Strong BrickworkNEERC 2002 Central Subregional1118388

1230Introspective ProgramNEERC 2002 Central Subregional593725

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1962122

1232Asteroid LandingNEERC 2002 Central Subregional1852242

1274Fractional ArithmeticNEERC 2003 Central Subregional638686

1275Knights of the Round TableNEERC 2003 Central Subregional1582644

1276TrainNEERC 2003 Central Subregional559781

1277Cops and ThievesNEERC 2003 Central Subregional557783

1278“… Connecting People”NEERC 2003 Central Subregional447972

1279WarehouseNEERC 2003 Central Subregional1056417

1280Topological SortingNEERC 2003 Central Subregional2937151

1281River BasinNEERC 2003 Central Subregional3121380

1282Game TreeNEERC 2003 Central Subregional1279345

1500Pass LicensesNEERC 2006 Eastern Subregional633640

1501Sense of BeautyNEERC 2006 Eastern Subregional1503272

1502Domino DotsNEERC 2006 Eastern Subregional536377

1503PolynomialNEERC 2006 Eastern Subregional2231765

1504Good MannersNEERC 2006 Eastern Subregional1722259

1505Oil TransferNEERC 2006 Eastern Subregional1302937

1506Columns of NumbersNEERC 2006 Eastern Subregional2556160

1507Difficult DecisionNEERC 2006 Eastern Subregional955426

1508Japanese PuzzleNEERC 2006 Eastern Subregional2361672

1509Domino RecognitionNEERC 2006 Eastern Subregional1033639

1510OrderNEERC 2006 Eastern Subregional452291

1582BookmakersNEERC 2007 Eastern Subregional3175117

1583CheeseNEERC 2007 Eastern Subregional2011765

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2971213

1585PenguinsNEERC 2007 Eastern Subregional869343

1586Threeprime NumbersNEERC 2007 Eastern Subregional2377156

1587Flying PigNEERC 2007 Eastern Subregional450810

1588JamaicaNEERC 2007 Eastern Subregional1154320

1589SokobanNEERC 2007 Eastern Subregional820691

1590Bacon’s CipherNEERC 2007 Eastern Subregional1641226

1591Abstract ThinkingNEERC 2007 Eastern Subregional365993

1592Chinese WatchesNEERC 2007 Eastern Subregional622589

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional396842

1650BillionairesNEERC 2008 Eastern Subregional669494

1651Shortest SubchainNEERC 2008 Eastern Subregional952348

1652Banking CrisisNEERC 2008 Eastern Subregional1222540

1653Death ConveyorNEERC 2008 Eastern Subregional386984

1654Cipher MessageNEERC 2008 Eastern Subregional532863

1655Somali PiratesNEERC 2008 Eastern Subregional1572007

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1711195

1657Cube SnakeNEERC 2008 Eastern Subregional2401341

1658Sum of DigitsNEERC 2008 Eastern Subregional1357245

1659Regular TrianglesNEERC 2008 Eastern Subregional533617

1711Code NamesNEERC 2009 Eastern Subregional2437124

1712Cipher GrilleNEERC 2009 Eastern Subregional383279

1713Key SubstringsNEERC 2009 Eastern Subregional501592

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional992776

1715Another Ball KillerNEERC 2009 Eastern Subregional318923

1716Alternative SolutionNEERC 2009 Eastern Subregional393751

1717Eligibility RulesNEERC 2009 Eastern Subregional1172383

1718RejudgeNEERC 2009 Eastern Subregional1104272

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2161339

1720Summit Online JudgeNEERC 2009 Eastern Subregional334880

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional552538

1800Murphy's LawNEERC 2010 Eastern Subregional1422187

1801The Revolution CupNEERC 2010 Eastern Subregional415249

1802Cube PuzzleNEERC 2010 Eastern Subregional1451727

1803The Czechs' RiflesNEERC 2010 Eastern Subregional413633

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional778340

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional302858

1806Mobile TelegraphsNEERC 2010 Eastern Subregional434603

1807Cartridges for MaximNEERC 2010 Eastern Subregional1941312

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1541632

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional504521

1885Passenger ComfortNEERC 2011 Eastern Subregional1184198

1886Trip 2NEERC 2011 Eastern Subregional1251750

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2111069

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional572406

1889Airport AnnouncementsNEERC 2011 Eastern Subregional899260

1890Money out of Thin AirNEERC 2011 Eastern Subregional511453

1891Language OceanNEERC 2011 Eastern Subregional406568

1892Morning in KoltsovoNEERC 2011 Eastern Subregional319718

1893A380NEERC 2011 Eastern Subregional421756

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1301687

1895Steaks on BoardNEERC 2011 Eastern Subregional942271

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional613834

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional523330

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional233850

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1351424

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional453754

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1103186

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional722518

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1034198

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional257773

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1091735

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional361557

1990PodracingNEERC 2013 Eastern Subregional216782

1991The battle near the swampNEERC 2013 Eastern Subregional382446

1992CVSNEERC 2013 Eastern Subregional513338

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1041168

1994The Emperor's planNEERC 2013 Eastern Subregional203830

1995Illegal spicesNEERC 2013 Eastern Subregional377457

1996Cipher Message 3NEERC 2013 Eastern Subregional179935

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional406425

1998The old PadawanNEERC 2013 Eastern Subregional594293

1999The secret moduleNEERC 2013 Eastern Subregional255050

2012About Grisha N.NEERC 2014 Eastern Subregional847918

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional203703

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional334435

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional635232

2016Magic and ScienceNEERC 2014 Eastern Subregional155985

2017Best of a bad lotNEERC 2014 Eastern Subregional1381011

2018The Debut AlbumNEERC 2014 Eastern Subregional149999

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional689214

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1128132

2021Scarily interesting!NEERC 2014 Eastern Subregional426343

2022Riding a ToadNEERC 2014 Eastern Subregional462672

2023Donald is a postmanNEERC 2014 Eastern Subregional413236

2074Timus problems classifierQualification of eastern subregional contest 2015158670

2075Take care of your eyebrows!Qualification of eastern subregional contest 2015372395

2076VasianaQualification of eastern subregional contest 201586255

2077ReductionsQualification of eastern subregional contest 2015134895