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Problem set. Hardest Problems

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

IDTitleSourceAuthorsDifficulty

1058ChocolateNEERC 2000 Central Subregional5282808

1074Very Short ProblemUSU Personal Contest 20016492114

1148Building TowersDSAP Vietnam Online Contest November 20012801733

1166Funny Card GameNEERC 2001 Northern Subregional1333597

1171Lost in SpaceRomanian Online Contest December 20013861270

1177Like ComparisonsUSU Personal Contest 20023931251

1199Mouse1313402

1216Two Pawns and One KingUSU Championship 20022332092

1239Ghost BustersNEERC 20021533124

1271Sailing DirectionsUSU Championship 20031014635

1312TrayUral Championship 2004. Round 11613024

1344Gigantic TurnipUSU Championship 20041064496

1369Cockroach RaceUral Championship 2005. Round 23212436

1374MisereUral Championship 2005. Round 14010472

1376Dean's Pyramid 2Ural Championship 2005. Round 1449696

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest449698

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest964940

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2415402

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest479187

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest855512

1394Ships. Version 22415403

1395Pascal vs. C++. Version 22082311

1399Economical Director3710205

1415Mobile LifeUSU Championship 2005479159

1432Twofold LuckUSU Personal Contest 2006547969

1438Time Limit ExceededUSU Personal Contest 20061603000

1460WiresPetrozavodsk Winter 2006. USU Contest1074217

1464LightPetrozavodsk Winter 2006. USU Contest1602902

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1114043

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest994488

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2812504

1536Delights of Pipe-weedUSU Personal Contest 2007557292

1548Sakura and StatisticsUral Championship 20072214668

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest409105

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest399290

1589SokobanNEERC 2007 Eastern Subregional1915588

1594Aztec Treasure774620

1596Knight Mare249511

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest864438

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest874393

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest725196

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest447891

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional516879

1653Death ConveyorNEERC 2008 Eastern Subregional536660

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest546491

1661DodecahedronPetrozavodsk Winter 2008. USU Contest1003777

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest804616

1668Death Star 2Petrozavodsk Winter 2008. USU Contest615851

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2711180

1674Drunk KingPetrozavodsk Summer 2008. USU Contest566267

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest695236

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2910471

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1312896

1708Sum of Digits 2Ural Championship 20092611294

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1123206

1763Expert FleaUral Championship 2010595455

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest416933

1840Victim of AdvertisingUral Championship 2011318457

1842Local RootsPetrozavodsk Summer 2010. USU Contest466003

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest714150

1848Fly HuntPetrozavodsk Summer 2010. USU Contest634605

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest357460

1906The Lost CivilizationUral Championship 2012297889

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1511614

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection663821

2016Magic and ScienceNEERC 2014 Eastern Subregional218307

2054AstronomyUral Championship 2015227627

2076VasianaQualification of Eastern Subregional 2015188042

2082PokerUral Championship 2016168389

2131Open CupLater is better than never155943

2137Dynamic string complexityLater is better than never136459
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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