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Problem set. Hardest Problems

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

IDTitleSourceAuthorsDifficulty

1058ChocolateNEERC 2000 Central Subregional5522732

1074Very Short ProblemUSU Personal Contest 20016622107

1148Building TowersDSAP Vietnam Online Contest November 20012871719

1166Funny Card GameNEERC 2001 Northern Subregional1433413

1171Lost in SpaceRomanian Online Contest December 20014011243

1177Like ComparisonsUSU Personal Contest 20024031240

1199Mouse1223698

1216Two Pawns and One KingUSU Championship 20022462017

1239Ghost BustersNEERC 20021613024

1271Sailing DirectionsUSU Championship 20031114317

1312TrayUral Championship 2004. Round 11692933

1344Gigantic TurnipUSU Championship 20041174168

1369Cockroach RaceUral Championship 2005. Round 23910818

1374MisereUral Championship 2005. Round 1499006

1376Dean's Pyramid 2Ural Championship 2005. Round 13611551

1383Flower-garden DesignsPetrozavodsk Summer 2005. MSU+USU Contest548303

1384Goat in the Garden 4Petrozavodsk Summer 2005. MSU+USU Contest1104429

1388PhotoPetrozavodsk Summer 2005. MSU+USU Contest3611553

1390Shots at WallsPetrozavodsk Summer 2005. MSU+USU Contest548303

1391SnakePetrozavodsk Summer 2005. MSU+USU Contest925210

1394Ships. Version 21323106

1395Pascal vs. C++. Version 22182245

1399Economical Director488415

1415Mobile LifeUSU Championship 2005558151

1432Twofold LuckUSU Personal Contest 2006637096

1438Time Limit ExceededUSU Personal Contest 20061672926

1460WiresPetrozavodsk Winter 2006. USU Contest1173950

1464LightPetrozavodsk Winter 2006. USU Contest1722756

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1173917

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest1153980

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest3710291

1536Delights of Pipe-weedUSU Personal Contest 2007537659

1548Sakura and StatisticsUral Championship 20073011950

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest527485

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest478142

1589SokobanNEERC 2007 Eastern Subregional1023048

1594Aztec Treasure904117

1596Knight Mare327961

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest964108

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest934227

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest804838

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest546803

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional566500

1653Death ConveyorNEERC 2008 Eastern Subregional645798

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest615985

1661DodecahedronPetrozavodsk Winter 2008. USU Contest1093571

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest864426

1668Death Star 2Petrozavodsk Winter 2008. USU Contest685448

1672Droid fliesPetrozavodsk Summer 2008. USU Contest379004

1674Drunk KingPetrozavodsk Summer 2008. USU Contest635797

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest784809

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest359289

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1402787

1708Sum of Digits 2Ural Championship 2009359249

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1163183

1763Expert FleaUral Championship 2010675020

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest466501

1840Victim of AdvertisingUral Championship 2011426872

1842Local RootsPetrozavodsk Summer 2010. USU Contest525596

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest773988

1848Fly HuntPetrozavodsk Summer 2010. USU Contest714283

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest436537

1906The Lost CivilizationUral Championship 2012396508

1952To Kill the DragonPetrozavodsk Winter 2013. Ural FU Contest248879

1954Five PalindromesPetrozavodsk Winter 2013. Ural FU Contest763511

2016Magic and ScienceNEERC 2014 Eastern Subregional336270

2054AstronomyUral Championship 2015335962

2076VasianaNEERC 2015 Eastern Subregional Qualifier286257

2082PokerUral Championship 2016266412

2131Open CupLater is better than never254641

2137Dynamic string complexityLater is better than never254640
Solved problems: show | hide  •  Sort by: id | authors | difficulty
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