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Problem set. Hardest Problems

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

IDTitleSourceAuthorsDifficulty

1058ChocolateNEERC 2000 Central Subregional5522731

1074Very Short ProblemUSU Personal Contest 20016622106

1148Building TowersDSAP Vietnam Online Contest November 20012861724

1166Funny Card GameNEERC 2001 Northern Subregional1433411

1171Lost in SpaceRomanian Online Contest December 20014011243

1177Like ComparisonsUSU Personal Contest 20024021242

1199Mouse1213724

1216Two Pawns and One KingUSU Championship 20022452024

1239Ghost BustersNEERC 20021603040

1271Sailing DirectionsUSU Championship 20031104351

1312TrayUral Championship 2004. Round 11682948

1344Gigantic TurnipUSU Championship 20041154232

1369Cockroach RaceUral Championship 2005. Round 23811036

1374MisereUral Championship 2005. Round 1489156

1376Dean's Pyramid 2Ural Championship 2005. Round 13511801

1383Flower-garden DesignsPetrozavodsk Summer 2005. MSU+USU Contest538430

1384Goat in the Garden 4Petrozavodsk Summer 2005. MSU+USU Contest1094463

1388PhotoPetrozavodsk Summer 2005. MSU+USU Contest3511802

1390Shots at WallsPetrozavodsk Summer 2005. MSU+USU Contest538430

1391SnakePetrozavodsk Summer 2005. MSU+USU Contest915259

1394Ships. Version 21224142

1395Pascal vs. C++. Version 22182244

1399Economical Director478557

1415Mobile LifeUSU Championship 2005548274

1432Twofold LuckUSU Personal Contest 2006627190

1438Time Limit ExceededUSU Personal Contest 20061662941

1460WiresPetrozavodsk Winter 2006. USU Contest1154010

1464LightPetrozavodsk Winter 2006. USU Contest1712770

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1153977

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest1124075

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest3610507

1536Delights of Pipe-weedUSU Personal Contest 2007527777

1548Sakura and StatisticsUral Championship 20072912248

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest517602

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest468281

1589SokobanNEERC 2007 Eastern Subregional1023030

1594Aztec Treasure884197

1596Knight Mare318145

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest944183

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest924265

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest794888

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest536905

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional556595

1653Death ConveyorNEERC 2008 Eastern Subregional635872

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest606065

1661DodecahedronPetrozavodsk Winter 2008. USU Contest1083598

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest854469

1668Death Star 2Petrozavodsk Winter 2008. USU Contest675514

1672Droid fliesPetrozavodsk Summer 2008. USU Contest369191

1674Drunk KingPetrozavodsk Summer 2008. USU Contest625872

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest774860

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest349491

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1392803

1708Sum of Digits 2Ural Championship 2009349451

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1153205

1763Expert FleaUral Championship 2010665081

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest456612

1840Victim of AdvertisingUral Championship 2011416998

1842Local RootsPetrozavodsk Summer 2010. USU Contest515680

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest754076

1848Fly HuntPetrozavodsk Summer 2010. USU Contest704331

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest426655

1906The Lost CivilizationUral Championship 2012386635

1952To Kill the DragonPetrozavodsk Winter 2013. Ural FU Contest239134

1954Five PalindromesPetrozavodsk Winter 2013. Ural FU Contest743589

2016Magic and ScienceNEERC 2014 Eastern Subregional326407

2054AstronomyUral Championship 2015326092

2076VasianaNEERC 2015 Eastern Subregional Qualifier276413

2082PokerUral Championship 2016256580

2131Open CupLater is better than never234905

2137Dynamic string complexityLater is better than never234905
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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