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Problem set. NEERC Regionals

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

IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4459343

1054Tower of HanoiNEERC 2000 Central Subregional2381641

1055CombinationsNEERC 2000 Central Subregional3615423

1056Centers of the NetNEERC 2000 Central Subregional2774551

1057Amount of DegreesNEERC 2000 Central Subregional2130717

1058ChocolateNEERC 2000 Central Subregional5482742

1059ExpressionNEERC 2000 Central Subregional2252678

1133Fibonacci SequenceNEERC 2001 Central Subregional2252225

1134CardsNEERC 2001 Central Subregional2571197

1135RecruitsNEERC 2001 Central Subregional3165160

1136ParliamentNEERC 2001 Central Subregional5080100

1137Bus RoutesNEERC 2001 Central Subregional1597316

1138Integer PercentageNEERC 2001 Central Subregional2486204

1139City BlocksNEERC 2001 Central Subregional649278

1140Swamp IncidentNEERC 2001 Central Subregional1321382

1158Censored!NEERC 2001 Northern Subregional1003503

1159FenceNEERC 2001 Northern Subregional668751

1160NetworkNEERC 2001 Northern Subregional3654141

1161StripiesNEERC 2001 Northern Subregional548293

1162Currency ExchangeNEERC 2001 Northern Subregional2741185

1163ChapaevNEERC 2001 Northern Subregional1263743

1164FillwordNEERC 2001 Northern Subregional2449207

1165SubnumberNEERC 2001 Northern Subregional544919

1166Funny Card GameNEERC 2001 Northern Subregional1393493

1224SpiralNEERC 2002 Central Subregional776866

1225FlagsNEERC 2002 Central Subregional1470135

1226esreveR redrONEERC 2002 Central Subregional4514114

1227Rally ChampionshipNEERC 2002 Central Subregional1700301

1228ArrayNEERC 2002 Central Subregional4734109

1229Strong BrickworkNEERC 2002 Central Subregional1326385

1230Introspective ProgramNEERC 2002 Central Subregional639793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2272172

1232Asteroid LandingNEERC 2002 Central Subregional2102340

1274Fractional ArithmeticNEERC 2003 Central Subregional758678

1275Knights of the Round TableNEERC 2003 Central Subregional2192274

1276TrainNEERC 2003 Central Subregional700734

1277Cops and ThievesNEERC 2003 Central Subregional594862

1278“… Connecting People”NEERC 2003 Central Subregional520983

1279WarehouseNEERC 2003 Central Subregional1220423

1280Topological SortingNEERC 2003 Central Subregional3699140

1281River BasinNEERC 2003 Central Subregional2811790

1282Game TreeNEERC 2003 Central Subregional1533338

1500Pass LicensesNEERC 2006 Eastern Subregional758641

1501Sense of BeautyNEERC 2006 Eastern Subregional1833267

1502Domino DotsNEERC 2006 Eastern Subregional664174

1503PolynomialNEERC 2006 Eastern Subregional2771716

1504Good MannersNEERC 2006 Eastern Subregional2132208

1505Oil TransferNEERC 2006 Eastern Subregional1632846

1506Columns of NumbersNEERC 2006 Eastern Subregional3568138

1507Difficult DecisionNEERC 2006 Eastern Subregional1097445

1508Japanese PuzzleNEERC 2006 Eastern Subregional3031573

1509Domino RecognitionNEERC 2006 Eastern Subregional1353396

1510OrderNEERC 2006 Eastern Subregional566487

1582BookmakersNEERC 2007 Eastern Subregional3725123

1583CheeseNEERC 2007 Eastern Subregional2411829

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3331338

1585PenguinsNEERC 2007 Eastern Subregional1207238

1586Threeprime NumbersNEERC 2007 Eastern Subregional3184144

1587Flying PigNEERC 2007 Eastern Subregional549821

1588JamaicaNEERC 2007 Eastern Subregional1396326

1589SokobanNEERC 2007 Eastern Subregional825497

1590Bacon’s CipherNEERC 2007 Eastern Subregional2458186

1591Abstract ThinkingNEERC 2007 Eastern Subregional4301043

1592Chinese WatchesNEERC 2007 Eastern Subregional771588

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional536776

1650BillionairesNEERC 2008 Eastern Subregional2438174

1651Shortest SubchainNEERC 2008 Eastern Subregional1226345

1652Banking CrisisNEERC 2008 Eastern Subregional1502668

1653Death ConveyorNEERC 2008 Eastern Subregional606098

1654Cipher MessageNEERC 2008 Eastern Subregional712860

1655Somali PiratesNEERC 2008 Eastern Subregional2231832

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional2069205

1657Cube SnakeNEERC 2008 Eastern Subregional2681536

1658Sum of DigitsNEERC 2008 Eastern Subregional2093203

1659Regular TrianglesNEERC 2008 Eastern Subregional646651

1711Code NamesNEERC 2009 Eastern Subregional2959134

1712Cipher GrilleNEERC 2009 Eastern Subregional462386

1713Key SubstringsNEERC 2009 Eastern Subregional622631

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1143216

1715Another Ball KillerNEERC 2009 Eastern Subregional3841012

1716Alternative SolutionNEERC 2009 Eastern Subregional537729

1717Eligibility RulesNEERC 2009 Eastern Subregional1722191

1718RejudgeNEERC 2009 Eastern Subregional1285308

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2641455

1720Summit Online JudgeNEERC 2009 Eastern Subregional398977

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional680578

1800Murphy's LawNEERC 2010 Eastern Subregional2172169

1801The Revolution CupNEERC 2010 Eastern Subregional605267

1802Cube PuzzleNEERC 2010 Eastern Subregional1672083

1803The Czechs' RiflesNEERC 2010 Eastern Subregional509710

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional892409

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional3561007

1806Mobile TelegraphsNEERC 2010 Eastern Subregional2062178

1807Cartridges for MaximNEERC 2010 Eastern Subregional2381487

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1861881

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional612593

1885Passenger ComfortNEERC 2011 Eastern Subregional1775191

1886Trip 2NEERC 2011 Eastern Subregional1552070

1887Frequent Flyer CardNEERC 2011 Eastern Subregional3101067

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional732460

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1106306

1890Money out of Thin AirNEERC 2011 Eastern Subregional728463

1891Language OceanNEERC 2011 Eastern Subregional473707

1892Morning in KoltsovoNEERC 2011 Eastern Subregional376885

1893A380NEERC 2011 Eastern Subregional569860

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2281435

1895Steaks on BoardNEERC 2011 Eastern Subregional1502134

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional927634

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional614449

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2371279

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1571892

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional733806

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1404223

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional923097

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1307240

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional329932

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1422078

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional426725

1990PodracingNEERC 2013 Eastern Subregional2631063

1991The battle near the swampNEERC 2013 Eastern Subregional604548

1992CVSNEERC 2013 Eastern Subregional777369

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1425202

1994The Emperor's planNEERC 2013 Eastern Subregional2661052

1995Illegal spicesNEERC 2013 Eastern Subregional466610

1996Cipher Message 3NEERC 2013 Eastern Subregional2241240

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional522546

1998The old PadawanNEERC 2013 Eastern Subregional763375

1999The secret moduleNEERC 2013 Eastern Subregional376175

2012About Grisha N.NEERC 2014 Eastern Subregional1585917

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional273943

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional477548

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional885298

2016Magic and ScienceNEERC 2014 Eastern Subregional287023

2017Best of a bad lotNEERC 2014 Eastern Subregional1881348

2018The Debut AlbumNEERC 2014 Eastern Subregional2624101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional896295

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1653160

2021Scarily interesting!NEERC 2014 Eastern Subregional573458

2022Riding a ToadNEERC 2014 Eastern Subregional623707

2023Donald is a postmanNEERC 2014 Eastern Subregional678739

2074Timus problems classifierNEERC 2015 Eastern Subregional Qualifier230979

2075Take care of your eyebrows!NEERC 2015 Eastern Subregional Qualifier762732

2076VasianaNEERC 2015 Eastern Subregional Qualifier256712

2077ReductionsNEERC 2015 Eastern Subregional Qualifier256712

2190Match of the MillenniumICPC Ural Regional Contest Qualifier 2022341182

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 2022152074

2192My GrandfatherICPC Ural Regional Contest Qualifier 202245945

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022241525

2194Snakes&SnakesICPC Ural Regional Contest Qualifier 202392510

2195Binary TreesICPC Ural Regional Contest Qualifier 2023201733

2196ApocalypseICPC Ural Regional Contest Qualifier 2023211671

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 2024162000

2198Deep UnderstandingICPC Ural Regional Contest Qualifier 2024301298

2199Company QuestionICPC Ural Regional Contest Qualifier 2024321238

2216Big ElevatorICPC Ural Regional Contest Qualifier 202535708

2217Binary SortICPC Ural Regional Contest Qualifier 202543601

2218ProrunICPC Ural Regional Contest Qualifier 2025181137

2219Philosophical QuestionICPC Ural Regional Contest Qualifier 2025181136

2220Reciprocal of GCDICPC Ural Regional Contest Qualifier 202527860

2221Convex Hull TreapICPC Ural Regional Contest Qualifier 2025111513

2222Cavalry Battle AdvancedICPC Ural Regional Contest Qualifier 2025131382
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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