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Problem set. NEERC Regionals

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

IDTitleSourceAuthorsDifficulty

1053PinocchioNEERC 2000 Central Subregional4458343

1054Tower of HanoiNEERC 2000 Central Subregional2377641

1055CombinationsNEERC 2000 Central Subregional3613423

1056Centers of the NetNEERC 2000 Central Subregional2774550

1057Amount of DegreesNEERC 2000 Central Subregional2130715

1058ChocolateNEERC 2000 Central Subregional5472742

1059ExpressionNEERC 2000 Central Subregional2250677

1133Fibonacci SequenceNEERC 2001 Central Subregional2250225

1134CardsNEERC 2001 Central Subregional2568197

1135RecruitsNEERC 2001 Central Subregional3160160

1136ParliamentNEERC 2001 Central Subregional5075100

1137Bus RoutesNEERC 2001 Central Subregional1588318

1138Integer PercentageNEERC 2001 Central Subregional2484204

1139City BlocksNEERC 2001 Central Subregional648478

1140Swamp IncidentNEERC 2001 Central Subregional1320382

1158Censored!NEERC 2001 Northern Subregional1001503

1159FenceNEERC 2001 Northern Subregional667751

1160NetworkNEERC 2001 Northern Subregional3529145

1161StripiesNEERC 2001 Northern Subregional547893

1162Currency ExchangeNEERC 2001 Northern Subregional2627193

1163ChapaevNEERC 2001 Northern Subregional1213880

1164FillwordNEERC 2001 Northern Subregional2447207

1165SubnumberNEERC 2001 Northern Subregional539926

1166Funny Card GameNEERC 2001 Northern Subregional1383511

1224SpiralNEERC 2002 Central Subregional775866

1225FlagsNEERC 2002 Central Subregional1468735

1226esreveR redrONEERC 2002 Central Subregional4508114

1227Rally ChampionshipNEERC 2002 Central Subregional1693302

1228ArrayNEERC 2002 Central Subregional4729108

1229Strong BrickworkNEERC 2002 Central Subregional1325385

1230Introspective ProgramNEERC 2002 Central Subregional638793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2252187

1232Asteroid LandingNEERC 2002 Central Subregional2072368

1274Fractional ArithmeticNEERC 2003 Central Subregional757678

1275Knights of the Round TableNEERC 2003 Central Subregional2162301

1276TrainNEERC 2003 Central Subregional699733

1277Cops and ThievesNEERC 2003 Central Subregional590867

1278“… Connecting People”NEERC 2003 Central Subregional519983

1279WarehouseNEERC 2003 Central Subregional1220423

1280Topological SortingNEERC 2003 Central Subregional3697140

1281River BasinNEERC 2003 Central Subregional2781806

1282Game TreeNEERC 2003 Central Subregional1531337

1500Pass LicensesNEERC 2006 Eastern Subregional756642

1501Sense of BeautyNEERC 2006 Eastern Subregional1831267

1502Domino DotsNEERC 2006 Eastern Subregional663174

1503PolynomialNEERC 2006 Eastern Subregional2771713

1504Good MannersNEERC 2006 Eastern Subregional2112224

1505Oil TransferNEERC 2006 Eastern Subregional1612874

1506Columns of NumbersNEERC 2006 Eastern Subregional3565137

1507Difficult DecisionNEERC 2006 Eastern Subregional1095445

1508Japanese PuzzleNEERC 2006 Eastern Subregional3021575

1509Domino RecognitionNEERC 2006 Eastern Subregional1343413

1510OrderNEERC 2006 Eastern Subregional565987

1582BookmakersNEERC 2007 Eastern Subregional3722123

1583CheeseNEERC 2007 Eastern Subregional2391840

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3321339

1585PenguinsNEERC 2007 Eastern Subregional1205438

1586Threeprime NumbersNEERC 2007 Eastern Subregional3166144

1587Flying PigNEERC 2007 Eastern Subregional548821

1588JamaicaNEERC 2007 Eastern Subregional1395326

1589SokobanNEERC 2007 Eastern Subregional628627

1590Bacon’s CipherNEERC 2007 Eastern Subregional2450186

1591Abstract ThinkingNEERC 2007 Eastern Subregional4281046

1592Chinese WatchesNEERC 2007 Eastern Subregional770587

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional526870

1650BillionairesNEERC 2008 Eastern Subregional2412176

1651Shortest SubchainNEERC 2008 Eastern Subregional1224345

1652Banking CrisisNEERC 2008 Eastern Subregional1492679

1653Death ConveyorNEERC 2008 Eastern Subregional606084

1654Cipher MessageNEERC 2008 Eastern Subregional711460

1655Somali PiratesNEERC 2008 Eastern Subregional2221836

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional2067205

1657Cube SnakeNEERC 2008 Eastern Subregional2671538

1658Sum of DigitsNEERC 2008 Eastern Subregional2093203

1659Regular TrianglesNEERC 2008 Eastern Subregional645650

1711Code NamesNEERC 2009 Eastern Subregional2956134

1712Cipher GrilleNEERC 2009 Eastern Subregional461886

1713Key SubstringsNEERC 2009 Eastern Subregional620631

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1143208

1715Another Ball KillerNEERC 2009 Eastern Subregional3841009

1716Alternative SolutionNEERC 2009 Eastern Subregional536728

1717Eligibility RulesNEERC 2009 Eastern Subregional1702210

1718RejudgeNEERC 2009 Eastern Subregional1285307

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2631457

1720Summit Online JudgeNEERC 2009 Eastern Subregional397977

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional680576

1800Murphy's LawNEERC 2010 Eastern Subregional2169169

1801The Revolution CupNEERC 2010 Eastern Subregional575487

1802Cube PuzzleNEERC 2010 Eastern Subregional1652101

1803The Czechs' RiflesNEERC 2010 Eastern Subregional508710

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional891408

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional3551007

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1986184

1807Cartridges for MaximNEERC 2010 Eastern Subregional2371488

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1841895

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional611592

1885Passenger ComfortNEERC 2011 Eastern Subregional1772191

1886Trip 2NEERC 2011 Eastern Subregional1552063

1887Frequent Flyer CardNEERC 2011 Eastern Subregional3101064

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional730460

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1106305

1890Money out of Thin AirNEERC 2011 Eastern Subregional726462

1891Language OceanNEERC 2011 Eastern Subregional472706

1892Morning in KoltsovoNEERC 2011 Eastern Subregional375884

1893A380NEERC 2011 Eastern Subregional568860

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2281430

1895Steaks on BoardNEERC 2011 Eastern Subregional1492141

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional926734

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional604496

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2371274

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1541919

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional703934

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1401223

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional903147

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1305239

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional328931

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1412084

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional426722

1990PodracingNEERC 2013 Eastern Subregional2621063

1991The battle near the swampNEERC 2013 Eastern Subregional603348

1992CVSNEERC 2013 Eastern Subregional773369

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1421202

1994The Emperor's planNEERC 2013 Eastern Subregional2641055

1995Illegal spicesNEERC 2013 Eastern Subregional465609

1996Cipher Message 3NEERC 2013 Eastern Subregional2221246

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional521544

1998The old PadawanNEERC 2013 Eastern Subregional762374

1999The secret moduleNEERC 2013 Eastern Subregional356423

2012About Grisha N.NEERC 2014 Eastern Subregional1583217

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional271945

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional475548

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional884297

2016Magic and ScienceNEERC 2014 Eastern Subregional267379

2017Best of a bad lotNEERC 2014 Eastern Subregional1871348

2018The Debut AlbumNEERC 2014 Eastern Subregional2610101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional894294

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1650160

2021Scarily interesting!NEERC 2014 Eastern Subregional572456

2022Riding a ToadNEERC 2014 Eastern Subregional613741

2023Donald is a postmanNEERC 2014 Eastern Subregional678139

2074Timus problems classifierNEERC 2015 Eastern Subregional Qualifier230973

2075Take care of your eyebrows!NEERC 2015 Eastern Subregional Qualifier752749

2076VasianaNEERC 2015 Eastern Subregional Qualifier246872

2077ReductionsNEERC 2015 Eastern Subregional Qualifier246872

2190Match of the MillenniumICPC Ural Regional Contest Qualifier 2022311229

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 2022132185

2192My GrandfatherICPC Ural Regional Contest Qualifier 202243951

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022221570

2194Snakes&SnakesICPC Ural Regional Contest Qualifier 202355775

2195Binary TreesICPC Ural Regional Contest Qualifier 2023171866

2196ApocalypseICPC Ural Regional Contest Qualifier 2023171859

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 2024142100

2198Deep UnderstandingICPC Ural Regional Contest Qualifier 2024281324

2199Company QuestionICPC Ural Regional Contest Qualifier 2024301260

2216Big ElevatorICPC Ural Regional Contest Qualifier 202529775

2217Binary SortICPC Ural Regional Contest Qualifier 202537643

2218ProrunICPC Ural Regional Contest Qualifier 2025151208

2219Philosophical QuestionICPC Ural Regional Contest Qualifier 2025161160

2220Reciprocal of GCDICPC Ural Regional Contest Qualifier 202521974

2221Convex Hull TreapICPC Ural Regional Contest Qualifier 2025101507

2222Сavalry Battle AdvancedICPC Ural Regional Contest Qualifier 2025111435
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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