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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 Subregional2378641

1055CombinationsNEERC 2000 Central Subregional3613423

1056Centers of the NetNEERC 2000 Central Subregional2774550

1057Amount of DegreesNEERC 2000 Central Subregional2130716

1058ChocolateNEERC 2000 Central Subregional5472743

1059ExpressionNEERC 2000 Central Subregional2251677

1133Fibonacci SequenceNEERC 2001 Central Subregional2250225

1134CardsNEERC 2001 Central Subregional2568197

1135RecruitsNEERC 2001 Central Subregional3160160

1136ParliamentNEERC 2001 Central Subregional5077100

1137Bus RoutesNEERC 2001 Central Subregional1588318

1138Integer PercentageNEERC 2001 Central Subregional2484204

1139City BlocksNEERC 2001 Central Subregional648578

1140Swamp IncidentNEERC 2001 Central Subregional1320382

1158Censored!NEERC 2001 Northern Subregional1002502

1159FenceNEERC 2001 Northern Subregional667751

1160NetworkNEERC 2001 Northern Subregional3539145

1161StripiesNEERC 2001 Northern Subregional547993

1162Currency ExchangeNEERC 2001 Northern Subregional2634192

1163ChapaevNEERC 2001 Northern Subregional1213881

1164FillwordNEERC 2001 Northern Subregional2447207

1165SubnumberNEERC 2001 Northern Subregional539926

1166Funny Card GameNEERC 2001 Northern Subregional1383512

1224SpiralNEERC 2002 Central Subregional775866

1225FlagsNEERC 2002 Central Subregional1468835

1226esreveR redrONEERC 2002 Central Subregional4508114

1227Rally ChampionshipNEERC 2002 Central Subregional1693302

1228ArrayNEERC 2002 Central Subregional4730108

1229Strong BrickworkNEERC 2002 Central Subregional1325385

1230Introspective ProgramNEERC 2002 Central Subregional638793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2252188

1232Asteroid LandingNEERC 2002 Central Subregional2072369

1274Fractional ArithmeticNEERC 2003 Central Subregional757678

1275Knights of the Round TableNEERC 2003 Central Subregional2162302

1276TrainNEERC 2003 Central Subregional699734

1277Cops and ThievesNEERC 2003 Central Subregional591865

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 Subregional1531338

1500Pass LicensesNEERC 2006 Eastern Subregional756642

1501Sense of BeautyNEERC 2006 Eastern Subregional1831267

1502Domino DotsNEERC 2006 Eastern Subregional663374

1503PolynomialNEERC 2006 Eastern Subregional2771713

1504Good MannersNEERC 2006 Eastern Subregional2112225

1505Oil TransferNEERC 2006 Eastern Subregional1612875

1506Columns of NumbersNEERC 2006 Eastern Subregional3565138

1507Difficult DecisionNEERC 2006 Eastern Subregional1095445

1508Japanese PuzzleNEERC 2006 Eastern Subregional3021576

1509Domino RecognitionNEERC 2006 Eastern Subregional1343414

1510OrderNEERC 2006 Eastern Subregional566187

1582BookmakersNEERC 2007 Eastern Subregional3722123

1583CheeseNEERC 2007 Eastern Subregional2401833

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3321340

1585PenguinsNEERC 2007 Eastern Subregional1205738

1586Threeprime NumbersNEERC 2007 Eastern Subregional3168144

1587Flying PigNEERC 2007 Eastern Subregional548821

1588JamaicaNEERC 2007 Eastern Subregional1395326

1589SokobanNEERC 2007 Eastern Subregional726951

1590Bacon’s CipherNEERC 2007 Eastern Subregional2452186

1591Abstract ThinkingNEERC 2007 Eastern Subregional4281046

1592Chinese WatchesNEERC 2007 Eastern Subregional770587

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional526872

1650BillionairesNEERC 2008 Eastern Subregional2422175

1651Shortest SubchainNEERC 2008 Eastern Subregional1224345

1652Banking CrisisNEERC 2008 Eastern Subregional1492680

1653Death ConveyorNEERC 2008 Eastern Subregional606087

1654Cipher MessageNEERC 2008 Eastern Subregional711660

1655Somali PiratesNEERC 2008 Eastern Subregional2221837

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 Subregional461986

1713Key SubstringsNEERC 2009 Eastern Subregional620632

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1143209

1715Another Ball KillerNEERC 2009 Eastern Subregional3841010

1716Alternative SolutionNEERC 2009 Eastern Subregional536729

1717Eligibility RulesNEERC 2009 Eastern Subregional1702211

1718RejudgeNEERC 2009 Eastern Subregional1285307

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2631458

1720Summit Online JudgeNEERC 2009 Eastern Subregional397978

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional680577

1800Murphy's LawNEERC 2010 Eastern Subregional2170169

1801The Revolution CupNEERC 2010 Eastern Subregional575489

1802Cube PuzzleNEERC 2010 Eastern Subregional1662090

1803The Czechs' RiflesNEERC 2010 Eastern Subregional508710

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional891408

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional3551008

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1997183

1807Cartridges for MaximNEERC 2010 Eastern Subregional2371489

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1851886

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional611592

1885Passenger ComfortNEERC 2011 Eastern Subregional1772191

1886Trip 2NEERC 2011 Eastern Subregional1552064

1887Frequent Flyer CardNEERC 2011 Eastern Subregional3101064

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional730460

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1106305

1890Money out of Thin AirNEERC 2011 Eastern Subregional726463

1891Language OceanNEERC 2011 Eastern Subregional472707

1892Morning in KoltsovoNEERC 2011 Eastern Subregional375885

1893A380NEERC 2011 Eastern Subregional569060

1894Non-Flying WeatherNEERC 2011 Eastern Subregional2281431

1895Steaks on BoardNEERC 2011 Eastern Subregional1492142

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional926834

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional604499

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2371275

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1551909

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional703936

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1401223

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional903149

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1305239

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional328932

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1412085

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

1990PodracingNEERC 2013 Eastern Subregional2621063

1991The battle near the swampNEERC 2013 Eastern Subregional603448

1992CVSNEERC 2013 Eastern Subregional773369

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1421202

1994The Emperor's planNEERC 2013 Eastern Subregional2651052

1995Illegal spicesNEERC 2013 Eastern Subregional465609

1996Cipher Message 3NEERC 2013 Eastern Subregional2231241

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional521545

1998The old PadawanNEERC 2013 Eastern Subregional762375

1999The secret moduleNEERC 2013 Eastern Subregional356427

2012About Grisha N.NEERC 2014 Eastern Subregional1583517

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional271946

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional475548

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional884297

2016Magic and ScienceNEERC 2014 Eastern Subregional267384

2017Best of a bad lotNEERC 2014 Eastern Subregional1871349

2018The Debut AlbumNEERC 2014 Eastern Subregional2613101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional894294

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1650160

2021Scarily interesting!NEERC 2014 Eastern Subregional572457

2022Riding a ToadNEERC 2014 Eastern Subregional613744

2023Donald is a postmanNEERC 2014 Eastern Subregional678239

2074Timus problems classifierNEERC 2015 Eastern Subregional Qualifier230974

2075Take care of your eyebrows!NEERC 2015 Eastern Subregional Qualifier752751

2076VasianaNEERC 2015 Eastern Subregional Qualifier246877

2077ReductionsNEERC 2015 Eastern Subregional Qualifier246877

2190Match of the MillenniumICPC Ural Regional Contest Qualifier 2022321206

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 2022132195

2192My GrandfatherICPC Ural Regional Contest Qualifier 202243955

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022221578

2194Snakes&SnakesICPC Ural Regional Contest Qualifier 202356767

2195Binary TreesICPC Ural Regional Contest Qualifier 2023171876

2196ApocalypseICPC Ural Regional Contest Qualifier 2023181802

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 2024142110

2198Deep UnderstandingICPC Ural Regional Contest Qualifier 2024281330

2199Company QuestionICPC Ural Regional Contest Qualifier 2024301266

2216Big ElevatorICPC Ural Regional Contest Qualifier 202530762

2217Binary SortICPC Ural Regional Contest Qualifier 202539622

2218ProrunICPC Ural Regional Contest Qualifier 2025161171

2219Philosophical QuestionICPC Ural Regional Contest Qualifier 2025161170

2220Reciprocal of GCDICPC Ural Regional Contest Qualifier 202523923

2221Convex Hull TreapICPC Ural Regional Contest Qualifier 2025101520

2222Cavalry Battle AdvancedICPC Ural Regional Contest Qualifier 2025121381
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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