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Problem set. NEERC Subregionals


1053PinocchioNEERC 2000 Central Subregional4089308

1054Hanoi TowerNEERC 2000 Central Subregional1940647

1055CombinationsNEERC 2000 Central Subregional3245388

1056Computer NetNEERC 2000 Central Subregional2398524

1057Amount of DegreesNEERC 2000 Central Subregional1782704

1058ChocolateNEERC 2000 Central Subregional4312855

1059ExpressionNEERC 2000 Central Subregional2042615

1133Fibonacci SequenceNEERC 2001 Central Subregional2270185

1134CardsNEERC 2001 Central Subregional2344179

1135RecruitsNEERC 2001 Central Subregional2560164

1136ParliamentNEERC 2001 Central Subregional4156101

1137Bus RoutesNEERC 2001 Central Subregional1375304

1138Integer PercentageNEERC 2001 Central Subregional2100199

1139City BlocksNEERC 2001 Central Subregional526080

1140Swamp IncidentNEERC 2001 Central Subregional1144365

1158Censored!NEERC 2001 Northern Subregional828503

1159FenceNEERC 2001 Northern Subregional574722

1160NetworkNEERC 2001 Northern Subregional1349315

1161StripiesNEERC 2001 Northern Subregional452993

1162Currency ExchangeNEERC 2001 Northern Subregional906460

1163ChapaevNEERC 2001 Northern Subregional2111907

1164FillwordNEERC 2001 Northern Subregional2142196

1165SubnumberNEERC 2001 Northern Subregional484853

1166Funny Card GameNEERC 2001 Northern Subregional1163451

1224SpiralNEERC 2002 Central Subregional612070

1225FlagsNEERC 2002 Central Subregional1058740

1226esreveR redrONEERC 2002 Central Subregional3733114

1227Rally ChampionshipNEERC 2002 Central Subregional1353314

1228ArrayNEERC 2002 Central Subregional4088104

1229Strong BrickworkNEERC 2002 Central Subregional1104384

1230Introspective ProgramNEERC 2002 Central Subregional585720

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1942099

1232Asteroid LandingNEERC 2002 Central Subregional1842207

1274Fractional ArithmeticNEERC 2003 Central Subregional631679

1275Knights of the Round TableNEERC 2003 Central Subregional1572606

1276TrainNEERC 2003 Central Subregional539793

1277Cops and ThievesNEERC 2003 Central Subregional533802

1278“… Connecting People”NEERC 2003 Central Subregional444959

1279WarehouseNEERC 2003 Central Subregional1041414

1280Topological SortingNEERC 2003 Central Subregional2787156

1281River BasinNEERC 2003 Central Subregional3091364

1282Game TreeNEERC 2003 Central Subregional1251345

1500Pass LicensesNEERC 2006 Eastern Subregional620638

1501Sense of BeautyNEERC 2006 Eastern Subregional1451275

1502Domino DotsNEERC 2006 Eastern Subregional515878

1503PolynomialNEERC 2006 Eastern Subregional2181762

1504Good MannersNEERC 2006 Eastern Subregional1702232

1505Oil TransferNEERC 2006 Eastern Subregional1302870

1506Columns of NumbersNEERC 2006 Eastern Subregional2434164

1507Difficult DecisionNEERC 2006 Eastern Subregional939423

1508Japanese PuzzleNEERC 2006 Eastern Subregional2321660

1509Domino RecognitionNEERC 2006 Eastern Subregional1013619

1510OrderNEERC 2006 Eastern Subregional438891

1582BookmakersNEERC 2007 Eastern Subregional3087117

1583CheeseNEERC 2007 Eastern Subregional1971750

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2881216

1585PenguinsNEERC 2007 Eastern Subregional820344

1586Threeprime NumbersNEERC 2007 Eastern Subregional2267159

1587Flying PigNEERC 2007 Eastern Subregional443800

1588JamaicaNEERC 2007 Eastern Subregional1127319

1589SokobanNEERC 2007 Eastern Subregional622645

1590Bacon’s CipherNEERC 2007 Eastern Subregional1574229

1591Abstract ThinkingNEERC 2007 Eastern Subregional359982

1592Chinese WatchesNEERC 2007 Eastern Subregional605589

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional386761

1650BillionairesNEERC 2008 Eastern Subregional643497

1651Shortest SubchainNEERC 2008 Eastern Subregional926347

1652Banking CrisisNEERC 2008 Eastern Subregional1192516

1653Death ConveyorNEERC 2008 Eastern Subregional367055

1654Cipher MessageNEERC 2008 Eastern Subregional506264

1655Somali PiratesNEERC 2008 Eastern Subregional1482054

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1662194

1657Cube SnakeNEERC 2008 Eastern Subregional2381309

1658Sum of DigitsNEERC 2008 Eastern Subregional1309246

1659Regular TrianglesNEERC 2008 Eastern Subregional522610

1711Code NamesNEERC 2009 Eastern Subregional2345124

1712Cipher GrilleNEERC 2009 Eastern Subregional366879

1713Key SubstringsNEERC 2009 Eastern Subregional486587

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional962749

1715Another Ball KillerNEERC 2009 Eastern Subregional313902

1716Alternative SolutionNEERC 2009 Eastern Subregional379749

1717Eligibility RulesNEERC 2009 Eastern Subregional1112408

1718RejudgeNEERC 2009 Eastern Subregional1071270

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2101324

1720Summit Online JudgeNEERC 2009 Eastern Subregional327865

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional542528

1800Murphy's LawNEERC 2010 Eastern Subregional1379184

1801The Revolution CupNEERC 2010 Eastern Subregional405119

1802Cube PuzzleNEERC 2010 Eastern Subregional1441662

1803The Czechs' RiflesNEERC 2010 Eastern Subregional404618

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional771328

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional297834

1806Mobile TelegraphsNEERC 2010 Eastern Subregional411608

1807Cartridges for MaximNEERC 2010 Eastern Subregional1871299

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1481620

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional495507

1885Passenger ComfortNEERC 2011 Eastern Subregional1121198

1886Trip 2NEERC 2011 Eastern Subregional1231683

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2001066

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional554397

1889Airport AnnouncementsNEERC 2011 Eastern Subregional859258

1890Money out of Thin AirNEERC 2011 Eastern Subregional487450

1891Language OceanNEERC 2011 Eastern Subregional396551

1892Morning in KoltsovoNEERC 2011 Eastern Subregional310700

1893A380NEERC 2011 Eastern Subregional400056

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1241671

1895Steaks on BoardNEERC 2011 Eastern Subregional832407

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional569734

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional513176

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional226821

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1321364

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional433655

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1066180

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional702421

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional994193

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional252739

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1061670

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional353534

1990PodracingNEERC 2013 Eastern Subregional215727

1991The battle near the swampNEERC 2013 Eastern Subregional349647

1992CVSNEERC 2013 Eastern Subregional491326

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional981165

1994The Emperor's planNEERC 2013 Eastern Subregional196794

1995Illegal spicesNEERC 2013 Eastern Subregional364437

1996Cipher Message 3NEERC 2013 Eastern Subregional172898

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional397402

1998The old PadawanNEERC 2013 Eastern Subregional563285

1999The secret moduleNEERC 2013 Eastern Subregional244808

2012About Grisha N.NEERC 2014 Eastern Subregional726919

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional187690

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional316417

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional601223

2016Magic and ScienceNEERC 2014 Eastern Subregional145664

2017Best of a bad lotNEERC 2014 Eastern Subregional129978

2018The Debut AlbumNEERC 2014 Eastern Subregional1318102

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional651206

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1046129

2021Scarily interesting!NEERC 2014 Eastern Subregional408325

2022Riding a ToadNEERC 2014 Eastern Subregional422614

2023Donald is a postmanNEERC 2014 Eastern Subregional368337

2074Timus problems classifierQualification of eastern subregional contest 2015146630

2075Take care of your eyebrows!Qualification of eastern subregional contest 2015332286

2076VasianaQualification of eastern subregional contest 201585461

2077ReductionsQualification of eastern subregional contest 2015134274