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Problem set. NEERC Subregionals


IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4084307

1054Hanoi TowerNEERC 2000 Central Subregional1936645

1055CombinationsNEERC 2000 Central Subregional3235387

1056Computer NetNEERC 2000 Central Subregional2386524

1057Amount of DegreesNEERC 2000 Central Subregional1774704

1058ChocolateNEERC 2000 Central Subregional4272866

1059ExpressionNEERC 2000 Central Subregional2037613

1133Fibonacci SequenceNEERC 2001 Central Subregional2255185

1134CardsNEERC 2001 Central Subregional2335178

1135RecruitsNEERC 2001 Central Subregional2544164

1136ParliamentNEERC 2001 Central Subregional4130101

1137Bus RoutesNEERC 2001 Central Subregional1373303

1138Integer PercentageNEERC 2001 Central Subregional2085200

1139City BlocksNEERC 2001 Central Subregional522880

1140Swamp IncidentNEERC 2001 Central Subregional1141364

1158Censored!NEERC 2001 Northern Subregional825502

1159FenceNEERC 2001 Northern Subregional571722

1160NetworkNEERC 2001 Northern Subregional1314322

1161StripiesNEERC 2001 Northern Subregional450793

1162Currency ExchangeNEERC 2001 Northern Subregional885468

1163ChapaevNEERC 2001 Northern Subregional2111897

1164FillwordNEERC 2001 Northern Subregional2131196

1165SubnumberNEERC 2001 Northern Subregional482852

1166Funny Card GameNEERC 2001 Northern Subregional1163434

1224SpiralNEERC 2002 Central Subregional606870

1225FlagsNEERC 2002 Central Subregional1049241

1226esreveR redrONEERC 2002 Central Subregional3717114

1227Rally ChampionshipNEERC 2002 Central Subregional1344315

1228ArrayNEERC 2002 Central Subregional4069104

1229Strong BrickworkNEERC 2002 Central Subregional1097385

1230Introspective ProgramNEERC 2002 Central Subregional584717

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1942088

1232Asteroid LandingNEERC 2002 Central Subregional1842196

1274Fractional ArithmeticNEERC 2003 Central Subregional629678

1275Knights of the Round TableNEERC 2003 Central Subregional1572594

1276TrainNEERC 2003 Central Subregional536793

1277Cops and ThievesNEERC 2003 Central Subregional528805

1278“… Connecting People”NEERC 2003 Central Subregional443956

1279WarehouseNEERC 2003 Central Subregional1034415

1280Topological SortingNEERC 2003 Central Subregional2756157

1281River BasinNEERC 2003 Central Subregional3091358

1282Game TreeNEERC 2003 Central Subregional1248344

1500Pass LicensesNEERC 2006 Eastern Subregional613641

1501Sense of BeautyNEERC 2006 Eastern Subregional1443275

1502Domino DotsNEERC 2006 Eastern Subregional511778

1503PolynomialNEERC 2006 Eastern Subregional2171760

1504Good MannersNEERC 2006 Eastern Subregional1682244

1505Oil TransferNEERC 2006 Eastern Subregional1282895

1506Columns of NumbersNEERC 2006 Eastern Subregional2418165

1507Difficult DecisionNEERC 2006 Eastern Subregional935423

1508Japanese PuzzleNEERC 2006 Eastern Subregional2291671

1509Domino RecognitionNEERC 2006 Eastern Subregional1013599

1510OrderNEERC 2006 Eastern Subregional436091

1582BookmakersNEERC 2007 Eastern Subregional3068117

1583CheeseNEERC 2007 Eastern Subregional1961747

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2881208

1585PenguinsNEERC 2007 Eastern Subregional805745

1586Threeprime NumbersNEERC 2007 Eastern Subregional2251159

1587Flying PigNEERC 2007 Eastern Subregional441798

1588JamaicaNEERC 2007 Eastern Subregional1106323

1589SokobanNEERC 2007 Eastern Subregional622495

1590Bacon’s CipherNEERC 2007 Eastern Subregional1551231

1591Abstract ThinkingNEERC 2007 Eastern Subregional358978

1592Chinese WatchesNEERC 2007 Eastern Subregional603587

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional386708

1650BillionairesNEERC 2008 Eastern Subregional628505

1651Shortest SubchainNEERC 2008 Eastern Subregional922345

1652Banking CrisisNEERC 2008 Eastern Subregional1192496

1653Death ConveyorNEERC 2008 Eastern Subregional367000

1654Cipher MessageNEERC 2008 Eastern Subregional500264

1655Somali PiratesNEERC 2008 Eastern Subregional1462064

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1649194

1657Cube SnakeNEERC 2008 Eastern Subregional2381298

1658Sum of DigitsNEERC 2008 Eastern Subregional1294247

1659Regular TrianglesNEERC 2008 Eastern Subregional520608

1711Code NamesNEERC 2009 Eastern Subregional2323124

1712Cipher GrilleNEERC 2009 Eastern Subregional364179

1713Key SubstringsNEERC 2009 Eastern Subregional483586

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional962724

1715Another Ball KillerNEERC 2009 Eastern Subregional312897

1716Alternative SolutionNEERC 2009 Eastern Subregional378744

1717Eligibility RulesNEERC 2009 Eastern Subregional1102406

1718RejudgeNEERC 2009 Eastern Subregional1065269

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2101312

1720Summit Online JudgeNEERC 2009 Eastern Subregional327857

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional539526

1800Murphy's LawNEERC 2010 Eastern Subregional1371183

1801The Revolution CupNEERC 2010 Eastern Subregional405062

1802Cube PuzzleNEERC 2010 Eastern Subregional1441644

1803The Czechs' RiflesNEERC 2010 Eastern Subregional402614

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional769325

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional297824

1806Mobile TelegraphsNEERC 2010 Eastern Subregional405610

1807Cartridges for MaximNEERC 2010 Eastern Subregional1861291

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1481602

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional489507

1885Passenger ComfortNEERC 2011 Eastern Subregional1105198

1886Trip 2NEERC 2011 Eastern Subregional1231661

1887Frequent Flyer CardNEERC 2011 Eastern Subregional1991057

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional547397

1889Airport AnnouncementsNEERC 2011 Eastern Subregional852256

1890Money out of Thin AirNEERC 2011 Eastern Subregional479452

1891Language OceanNEERC 2011 Eastern Subregional392550

1892Morning in KoltsovoNEERC 2011 Eastern Subregional309693

1893A380NEERC 2011 Eastern Subregional393956

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1241649

1895Steaks on BoardNEERC 2011 Eastern Subregional832376

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional558634

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional513126

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional224815

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1321343

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional433597

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1055179

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional702383

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional986191

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional252728

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1061644

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional351528

1990PodracingNEERC 2013 Eastern Subregional215713

1991The battle near the swampNEERC 2013 Eastern Subregional341947

1992CVSNEERC 2013 Eastern Subregional489321

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional969164

1994The Emperor's planNEERC 2013 Eastern Subregional195782

1995Illegal spicesNEERC 2013 Eastern Subregional361432

1996Cipher Message 3NEERC 2013 Eastern Subregional172881

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional393398

1998The old PadawanNEERC 2013 Eastern Subregional555284

1999The secret moduleNEERC 2013 Eastern Subregional244715

2012About Grisha N.NEERC 2014 Eastern Subregional706419

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional186677

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional312412

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional589222

2016Magic and ScienceNEERC 2014 Eastern Subregional145528

2017Best of a bad lotNEERC 2014 Eastern Subregional127969

2018The Debut AlbumNEERC 2014 Eastern Subregional1284103

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional643203

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1026128

2021Scarily interesting!NEERC 2014 Eastern Subregional406319

2022Riding a ToadNEERC 2014 Eastern Subregional422552

2023Donald is a postmanNEERC 2014 Eastern Subregional358237

2074Timus problems classifierQualification of eastern subregional contest 2015145612

2075Take care of your eyebrows!Qualification of eastern subregional contest 2015322259

2076VasianaQualification of eastern subregional contest 201585272

2077ReductionsQualification of eastern subregional contest 2015134126