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Problem set. Hardest Problems

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

IDTitleSourceAuthorsDifficulty

1058ChocolateNEERC 2000 Central Subregional5302803

1074Very Short ProblemUSU Personal Contest 20016492118

1148Building TowersDSAP Vietnam Online Contest November 20012801736

1166Funny Card GameNEERC 2001 Northern Subregional1333603

1171Lost in SpaceRomanian Online Contest December 20013871269

1177Like ComparisonsUSU Personal Contest 20023931253

1199Mouse1313409

1216Two Pawns and One KingUSU Championship 20022342087

1239Ghost BustersNEERC 20021543110

1271Sailing DirectionsUSU Championship 20031014643

1312TrayUral Championship 2004. Round 11623012

1344Gigantic TurnipUSU Championship 20041074465

1369Cockroach RaceUral Championship 2005. Round 23312166

1374MisereUral Championship 2005. Round 14210086

1376Dean's Pyramid 2Ural Championship 2005. Round 1459536

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest459537

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest964948

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2415427

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest479202

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest855521

1394Ships. Version 22415428

1395Pascal vs. C++. Version 22092305

1399Economical Director3710224

1415Mobile LifeUSU Championship 2005479174

1432Twofold LuckUSU Personal Contest 2006547983

1438Time Limit ExceededUSU Personal Contest 20061603005

1460WiresPetrozavodsk Winter 2006. USU Contest1074225

1464LightPetrozavodsk Winter 2006. USU Contest1602908

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1114051

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest994496

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2812529

1536Delights of Pipe-weedUSU Personal Contest 2007557306

1548Sakura and StatisticsUral Championship 20072214698

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest409124

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest399310

1589SokobanNEERC 2007 Eastern Subregional2015101

1594Aztec Treasure774632

1596Knight Mare249547

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest864449

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest874403

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest725209

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest457766

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional516896

1653Death ConveyorNEERC 2008 Eastern Subregional546572

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest546508

1661DodecahedronPetrozavodsk Winter 2008. USU Contest1003786

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest804628

1668Death Star 2Petrozavodsk Winter 2008. USU Contest615866

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2711208

1674Drunk KingPetrozavodsk Summer 2008. USU Contest566283

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest695249

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2910498

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1312904

1708Sum of Digits 2Ural Championship 20092711017

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1123215

1763Expert FleaUral Championship 2010605394

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest416955

1840Victim of AdvertisingUral Championship 2011318485

1842Local RootsPetrozavodsk Summer 2010. USU Contest466024

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest714165

1848Fly HuntPetrozavodsk Summer 2010. USU Contest634621

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest357486

1906The Lost CivilizationUral Championship 2012307722

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1511665

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection673788

2016Magic and ScienceNEERC 2014 Eastern Subregional218350

2054AstronomyUral Championship 2015237437

2076VasianaQualification of Eastern Subregional 2015188092

2082PokerUral Championship 2016168443

2131Open CupLater is better than never156004

2137Dynamic string complexityLater is better than never136526
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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