ENG  RUSTimus Online Judge
Online Judge
Online contests
About Online Judge
Frequently asked questions
Site news
Problem set
Submit solution
Judge status
Update your info
Authors ranklist
Current contest
Scheduled contests
Past contests

Problem set. Hardest Problems


1058ChocolateNEERC 2000 Central Subregional4432903

1074Very Short ProblemUSU Personal Contest 20015762072

1148Building TowersDSAP Vietnam Online Contest November 20012411750

1166Funny Card GameNEERC 2001 Northern Subregional1173563

1171Lost in SpaceRomanian Online Contest December 20013271305

1177Like ComparisonsUSU Personal Contest 20023231324


1216Two Pawns and One KingUSU Championship 20022102027

1239Ghost BustersNEERC 20021422939

1271Sailing DirectionsUSU Championship 2003854765

1312TrayUral Championship 2004. Round 11492866

1344Gigantic TurnipUSU Championship 2004924516

1369Cockroach RaceUral Championship 2005. Round 22214421

1374MisereUral Championship 2005. Round 12911871

1376Dean's Pyramid 2Ural Championship 2005. Round 1389645

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2314032

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest775322

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1816537

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest379852

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest795203

1394Ships. Version 2825726

1395Pascal vs. C++. Version 21582623

1399Economical Director2810878

1415Mobile LifeUSU Championship 2005399412

1432Twofold LuckUSU Personal Contest 2006448290

1438Time Limit ExceededUSU Personal Contest 20061363066

1460WiresPetrozavodsk Winter 2006. USU Contest944124

1464LightPetrozavodsk Winter 2006. USU Contest1422822

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest993892

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest695369

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2212761

1536Delights of Pipe-weedUSU Personal Contest 2007506783

1548Sakura and StatisticsUral Championship 20071119135

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2311693

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest329188

1589SokobanNEERC 2007 Eastern Subregional821239

1594Aztec Treasure594722

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest605043

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest644771

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest456419

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest377511

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional406914

1653Death ConveyorNEERC 2008 Eastern Subregional406914

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest436434

1661DodecahedronPetrozavodsk Winter 2008. USU Contest724159

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest664487

1668Death Star 2Petrozavodsk Winter 2008. USU Contest466090

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2110936

1674Drunk KingPetrozavodsk Summer 2008. USU Contest485845

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest308475

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2110744

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1042922

1708Sum of Digits 2Ural Championship 20091612732

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1022800

1763Expert FleaUral Championship 2010435605

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest336309

1840Victim of AdvertisingUral Championship 2011228236

1842Local RootsPetrozavodsk Summer 2010. USU Contest335852

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest613544

1848Fly HuntPetrozavodsk Summer 2010. USU Contest355592

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest296439

1906The Lost CivilizationUral Championship 2012246457

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1010002

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection473510

2016Magic and ScienceNEERC 2014 Eastern Subregional166270

2076VasianaQualification of Eastern Subregional 2015106327

2082PokerUral Championship 201667412