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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem6466519

1001Reverse Root1802219

1785Lost in LocalizationUral Regional School Programming Contest 2010989919

1293EniyaSpring School Contest 20041691123

1877Bicycle CodesUral Regional School Programming Contest 2011672623

1409Two GangstersAutumn School Contest 20051621724

1820Ural SteaksUSU Personal Contest 2011635728

1787Turn for MEGAUral Regional School Programming Contest 2010627530

1264WorkdaysAutumn School Contest 20031201532

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011486632

2001Mathematicians and BerriesUral Regional School Programming Contest 2013273932

1197Lonesome KnightSpring School Contest 20021119433

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional354734

2012About Grisha N.NEERC 2014 Eastern Subregional168535

1639Chocolate 2Autumn School Contest 2008710037

1924Four ImpsUral Regional School Programming Contest 2012320138

1313Some Words about SportUral Championship 2004. Round 1902743

1068Sum2318745

12091, 10, 100, 1000...Autumn School Contest 2002845245

1567SMS-spamUSU Championship 2007679345

1319HotelUral Championship 2004. Round 2843346

1581TeamworkAutumn School Contest 2007660246

1225FlagsNEERC 2002 Central Subregional759850

1263ElectionsAutumn School Contest 2003767150

1585PenguinsNEERC 2007 Eastern Subregional603751

1876Centipede's MorningUral Regional School Programming Contest 2011300252

1881Long problem statementUral Regional School Programming Contest 2011297152

1991The battle near the swampNEERC 2013 Eastern Subregional170552

1100Final StandingsTetrahedron Team Online Contest May 2001678954

1893A380NEERC 2011 Eastern Subregional283954

2023Donald is a postmanNEERC 2014 Eastern Subregional108654

1327FusesAutumn School Contest 2004710555

1110PowerBulgarian Online Contest September 2001637458

1243Divorce of the Seven DwarfsUSU Personal Contest 2003657658

1493One Step from HappinessAutumn School Contest 2006606158

1349FarmSpring School Contest 2005666659

1607TaxiUSU Personal Contest 2008480960

1925British Scientists Save the WorldUral Regional School Programming Contest 2012199860

1496SpammerAutumn School Contest 2006561862

1545HieroglyphsUral Championship 2007530862

1636Penalty TimeUSU Championship 2008420263

1196History ExamSpring School Contest 2002565266

1149Sinus Dances554967

1837Isenbaev's NumberUral Championship 2011256367

1617Flat SpotsUral Championship 2008424668

1723Sandro's BookUral Regional School Programming Contest 2009333868

2005Taxi for ProgrammersUral Regional School Programming Contest 2013128968

1654Cipher MessageNEERC 2008 Eastern Subregional383269

2002Test TaskUral Regional School Programming Contest 2013126569

1563BayanUSU Championship 2007440670

1131CopyingUSU Championship 2001517471

1025Democracy in DangerAutumn School Contest 20001560772

1457Heating MainTimus Top Coders: Second Challenge514972

1792Hamming CodeUral Regional School Programming Contest 2010259873

1224SpiralNEERC 2002 Central Subregional510974

1935Tears of DrownedUral FU Championship 2012160474

2011Long StatementUral Regional School Programming Contest 2013116675

1712Cipher GrilleNEERC 2009 Eastern Subregional298776

1083Factorials!!!Spring School Contest 20011286477

2035Another Dress RehearsalUral Regional School Programming Contest 201474377

1502Domino DotsNEERC 2006 Eastern Subregional427281

1194HandshakesSpring School Contest 2002446483

1638BookwormUSU Championship 2008316384

1139City BlocksNEERC 2001 Central Subregional435285

1902Neo-VeniceUral Championship 2012143385

1106Two TeamsTetrahedron Team Online Contest May 2001424486

1120Sum of Sequential NumbersAutumn School Contest 2001426486

1290SabotageSpring School Contest 2004449386

1404Easy to Hack!Autumn School Contest 2005457386

2031Overturned NumbersUral Regional School Programming Contest 201464189

1180Stone GameUSU Personal Contest 2002411090

1796Amusement ParkUral Regional School Programming Contest 2010207192

1601AntiCAPSUSU Personal Contest 2008311493

1161StripiesNEERC 2001 Northern Subregional392694

1510OrderNEERC 2006 Eastern Subregional369394

1786Sandro's BiographyUral Regional School Programming Contest 2010203294

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201391994

16421D MazeAutumn School Contest 2008278595

1005Stone PileUSU Championship 19971179996

1119MetroAutumn School Contest 2001384496

1731DillUral Regional School Programming Contest 2009236296

2025Line FightingUral Regional School Programming Contest 201458996

1297PalindromeSpring School Contest 2004397997

1644A Whole Lot of WalnutsAutumn School Contest 2008271597

1009K-based NumbersUSU Championship 19971159598

1446Sorting HatUral Championship 2006380598

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013608101

1873GOV ChroniclesUral Regional School Programming Contest 20111533101

2033DevicesUral Regional School Programming Contest 2014562101

1146Maximum SumDSAP Vietnam Online Contest November 20013627102

1370MagicianUral Championship 2005. Round 23852102

1214Strange ProcedureAutumn School Contest 20023659103

1228ArrayNEERC 2002 Central Subregional3613104

1777AnindilyakwaUral SU Championship 20101839104

1020RopeAutumn School Contest 200010478108

1136ParliamentNEERC 2001 Central Subregional3419108

1118Nontrivial NumbersAutumn School Contest 20013364109

1573AlchemyAutumn School Contest 20072810109

1014Product of DigitsUSU Local Contest. 199910314110

1203Scientific ConferenceUSU Local Contest. March 20023347111

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional522111

1082Gaby IvanushkaSpring School Contest 20018881112

1296HyperjumpSpring School Contest 20043440112

1330IntervalsAutumn School Contest 20043497112

2000Grand Theft Array VUral Regional School Programming Contest 2013759114

1192Ball in a DreamSpring School Contest 20023212115

1044Lucky Tickets. Easy!USU Championship 20009583116

1079MaximumWinter Mathematical Festival Varna 20018688116

1582BookmakersNEERC 2007 Eastern Subregional2621116

1226esreveR redrONEERC 2002 Central Subregional3181118

1711Code NamesNEERC 2009 Eastern Subregional1919118

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023061121

1219Symbolic SequenceUSU Championship 20023104121

1126Magnetic StormsUSU Championship 20013022122

1868Prediction ContestUral FU Championship 20111264122

1086CryptographySpring School Contest 20017920126

1123SalaryAutumn School Contest 20012919126

1683FridgeUSU Personal Contest 20091966127

1353Milliard Vasya's FunctionSpring School Contest 20053068128

1688Team.GOV!USU Personal Contest 20091944129

1931Excellent TeamUral FU Championship 2012919129

1984Dummy GuyOpen Ural FU Championship 2013678130

1283DwarfUSU Personal Contest 20042935131

1336Problem of Ben BetsalelAutumn School Contest 20042973131

1725Sold Out!Ural Regional School Programming Contest 20091722131

1964Chinese DialectsUral FU Personal Contest 2013752131

1260Nudnik PhotographerAutumn School Contest 20032848134

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101413134

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional651134

1022Genealogical TreeAutumn School Contest 20008347135

1021Sacrament of the SumAutumn School Contest 20008202138

1352Mersenne PrimesSpring School Contest 20052854138

1740Deer is Better!USU Championship 20091619139

1864Get-Together at Den'sUral FU Championship 20111103140

1026Questions and AnswersAutumn School Contest 20007936142

1222Chernobyl’ EaglesUSU Championship 20022653142

1612Tram ForumUral Championship 20082025142

1821BiathlonUSU Personal Contest 20111231142

1982Electrification PlanOpen Ural FU Championship 2013619142

1142RelationsDSAP Vietnam Online Contest November 20012571143

1402CocktailsAutumn School Contest 20052755143

1576Telephone TariffsAutumn School Contest 20072092146

2018The Debut AlbumNEERC 2014 Eastern Subregional393146

1084Goat in the GardenSpring School Contest 20016663149

1178Akbardin’s RoadsUSU Personal Contest 20022465150

1878Rubinchik's CubeUral Regional School Programming Contest 20111014152

1756One and a Half DiggersUSU Personal Contest 20101376153

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional788153

1572Yekaterinozavodsk Great WellAutumn School Contest 20071958156

1306Sequence MedianUral Championship 19982442158

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional748161

1944Record of the Attack at the OrbitUral FU Personal Contest 2012698162

1210Kind SpiritsAutumn School Contest 20022298163

1073Square CountryUSU Personal Contest 20016206164

1157Young TilerUral Championship 2001. Round 22244164

1295Crazy NotionsSpring School Contest 20042346164

1874Football GoalUral Regional School Programming Contest 2011940164

1135RecruitsNEERC 2001 Central Subregional2233165

1017StaircasesUSU Local Contest. 19996807166

1167Bicolored HorsesRomanian Online Contest December 20012216166

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101142166

1506Columns of NumbersNEERC 2006 Eastern Subregional2081167

1769Old Ural LegendUral Championship 20101235168

1709Penguin-AviaUral Championship 20091461169

1869New Year CruiseUral FU Championship 2011912169

1213Cockroaches!Autumn School Contest 20022201170

1800Murphy's LawNEERC 2010 Eastern Subregional1107170

1012K-based Numbers. Version 26602171

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091324171

1280Topological SortingNEERC 2003 Central Subregional2205174

1640Circle of WinterAutumn School Contest 20081501175

1789Searching for the DodecahedronUral Regional School Programming Contest 20101079175

1685OrthographyUSU Personal Contest 20091415177

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional322177

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional323177

1413Mars JumperUSU Championship 20052206178

1354Palindrome. Again PalindromeSpring School Contest 20052195179

1613For Fans of StatisticsUral Championship 20081601179

1048Superlong SumsUSU Local Contest. March 20006098180

1335White ThesisAutumn School Contest 20042149181

1193Queue at the ExamSpring School Contest 20022031182

1272Non-Yekaterinburg SubwayUSU Championship 20032099182

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1444182

1134CardsNEERC 2001 Central Subregional2003183

1586Threeprime NumbersNEERC 2007 Eastern Subregional1644185

1930Ivan's CarUral Regional School Programming Contest 2012640186

1102Strange DialogTetrahedron Team Online Contest May 20011939187

1164FillwordNEERC 2001 Northern Subregional1961188

1846GCD 2010Petrozavodsk Summer 2010. USU Contest832188

1645Ski RaceAutumn School Contest 20081389189

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1352189

1885Passenger ComfortNEERC 2011 Eastern Subregional803190

1114BoxesBulgarian Online Contest September 20011900193

1208Legendary Teams ContestUSU Local Contest. March 20021912194

1138Integer PercentageNEERC 2001 Central Subregional1859197

1207Median on the PlaneUSU Local Contest. March 20021878197

1023ButtonsAutumn School Contest 20005693198

1133Fibonacci SequenceNEERC 2001 Central Subregional1853198

1680The First NonqualifyingUSU Personal Contest 20091252199

1112CoverBulgarian Online Contest September 20011820201

1423String TaleTimus Top Coders: First Challenge1852204

1249Ancient NecropolisUSU Local Contest. March 20031798210

1002Phone NumbersCentral European Olympiad in Informatics 19995374211

2024Adventure TimeUral Regional School Programming Contest 2014262212

1152False MirrorsUral Championship 2001. Round 21725213

1348Goat in the Garden 2Spring School Contest 20051842213

1200Horns and HoofsUSU Local Contest. March 20021725214

1737Mnemonics and Palindromes 3USU Championship 20091043215

1922Superhero TeamUral Regional School Programming Contest 2012553215

1515CashmasterTimus Top Coders: Third Challenge1572216

1987Nested SegmentsOpen Ural FU Championship 2013405216

1998The old PadawanNEERC 2013 Eastern Subregional401216

1889Airport AnnouncementsNEERC 2011 Eastern Subregional700218

1052Rabbit HuntUSU Local Contest. March 20005027219

1011ConductorsUSU Championship 19975147220

2003Simple MagicUral Regional School Programming Contest 2013389220

1491Unreal StoryAutumn School Contest 20061552224

1981Parallel and PerpendicularOpen Ural FU Championship 2013387225

1125HopscotchUSU Championship 20011624226

1490Fire CircleAutumn School Contest 20061534227

1033LabyrinthUral Championship 19994923229

1024PermutationsAutumn School Contest 20004898230

1183Brackets SequenceNEERC 20011591232

1795Husband in a ShopUral Regional School Programming Contest 2010811233

2021Scarily interesting!NEERC 2014 Eastern Subregional243233

1049Brave BalloonistsUSU Local Contest. March 20004712234

1333Genie Bomber 2Autumn School Contest 20041664234

1494MonobilliardsAutumn School Contest 20061475236

1150Page NumbersUral Championship 2001. Round 21548237

1826MinefieldUSU Personal Contest 2011734237

1635Mnemonics and PalindromesUSU Championship 20081099240

1122GameAutumn School Contest 20011517241

1191Catch the thief!Spring School Contest 20021528242

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1626242

1355Bald Spot RevisitedSpring School Contest 20051590246

1108HeritageBulgarian Online Contest September 20011481247

1247Check a SequenceUSU Personal Contest 20031526247

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012481247

1113JeepBulgarian Online Contest September 20011468249

1204IdempotentsUSU Local Contest. March 20021486249

1718RejudgeNEERC 2009 Eastern Subregional907249

1205By the Underground or by Foot?USU Local Contest. March 20021479250

1242WerewolfUSU Personal Contest 20031509250

1603EruditeUSU Personal Contest 20081155250

1779The Great TeamUral SU Championship 2010756250

1010Discrete FunctionUSTU PhysTech Cup 20004505251

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013935255

1433DiamondsUSU Personal Contest 20061477255

1933Guns for Battle!Ural FU Championship 2012460255

1298KnightSpring School Contest 20041503256

1823Ideal GasUSU Personal Contest 2011676257

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1286258

1195Ouths and CrossesSpring School Contest 20021404263

1303Minimal CoverageUral Championship 19981455265

1726VisitsUral Regional School Programming Contest 2009847265

1080Map ColoringWinter Mathematical Festival Varna 20013760267

1087The Time to Take StonesSpring School Contest 20013721267

1028StarsUral Championship 19994174269

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031402269

1047Simple CalculationsUSU Local Contest. March 20004078270

1109ConferenceBulgarian Online Contest September 20011353270

1989SubpalindromesOpen Ural FU Championship 2013316275

1179Numbers in TextUSU Personal Contest 20021335276

1220StacksUSU Championship 20021358276

1117HierarchyAutumn School Contest 20011313278

1658Sum of DigitsNEERC 2008 Eastern Subregional927282

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1235283

1590Bacon’s CipherNEERC 2007 Eastern Subregional1070283

1537EntsUSU Personal Contest 20071164284

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014193284

1032Find a MultipleUral Championship 19993424287

1053PinocchioNEERC 2000 Central Subregional3833287

1684Jack's Last WordUSU Personal Contest 2009866287

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional650287

1904The Lessons of the PastUral Championship 2012416287

1244GentlemenUSU Personal Contest 20031303289

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest743289

1741Communication FiendUSU Championship 2009768290

1211Collective GuaranteeAutumn School Contest 20021282292

1497Cutting a SquareAutumn School Contest 20061187292

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional294292

1018Binary Apple TreeUSU Local Contest. 19993845294

1184Cable MasterNEERC 20011249295

1941Scary Martian WordUral FU Personal Contest 2012379295

1551Sumo TournamentUral Championship 20071094297

1501Sense of BeautyNEERC 2006 Eastern Subregional1160298

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1169299

1377Lara CroftUral Championship 2005. Round 11306301

1753BookshelfUSU Personal Contest 2010695301

1793Tray 2Ural Regional School Programming Contest 2010611307

1215Exactness of Projectile HitAutumn School Contest 20021213308

2026Dean and ScheduleUral Regional School Programming Contest 2014176310

1116Piecewise Constant FunctionAutumn School Contest 20011175311

1992CVSNEERC 2013 Eastern Subregional276311

1127Colored BricksUSU Championship 20011172312

1036Lucky Tickets3594313

1995Illegal spicesNEERC 2013 Eastern Subregional273314

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest681315

1121BranchesAutumn School Contest 20011147318

1190Bar of ChocolateSpring School Contest 20021155319

1008Image EncodingUSTU PhysTech Cup 20003536320

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest771320

1294Mars SatellitesSpring School Contest 20041198321

1934Black SpotUral FU Championship 2012364321

1153SupercomputerUral Championship 2001. Round 21138322

1302Delta-waveUral Championship 19981177327

1588JamaicaNEERC 2007 Eastern Subregional923327

1901Space ElevatorsUral Championship 2012363328

1124MosaicUSU Championship 20011110329

1029MinistryUral Championship 19992975330

1648YachtsAutumn School Contest 2008792331

1060Flip GameNEERC 20003124334

2034CaravansUral Regional School Programming Contest 2014163334

1604Country of FoolsUSU Personal Contest 2008852338

1137Bus RoutesNEERC 2001 Central Subregional1078339

1185WallNEERC 20011081341

1201Which Day Is It?USU Local Contest. March 20021080341

1227Rally ChampionshipNEERC 2002 Central Subregional1096341

1923Scary PoliticsUral Regional School Programming Contest 2012344342

1963KiteUral FU Personal Contest 2013281343

1320Graph DecompositionUral Championship 2004. Round 21117344

1406Next NumberAutumn School Contest 20051139345

1031Railway TicketsUral Championship 19993252346

1828Approximation by a ProgressionUSU Personal Contest 2011499346

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014156348

1223Chernobyl’ Eagle on a RoofUSU Championship 20021067350

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest441350

1140Swamp IncidentNEERC 2001 Central Subregional1041351

1521War Games 2Timus Top Coders: Third Challenge959353

1090In the Army NowUSU Local Contest. March 20012670354

1483Table FootballUSU Championship 2006981354

1262Pseudo-Roman NumberAutumn School Contest 20031069356

1007Code WordsUSU Championship 19973162358

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional154359

1160NetworkNEERC 2001 Northern Subregional1040360

1759Long-LiversUSU Personal Contest 2010581360

1218Episode N-th: The Jedi TournamentUSU Championship 20021035361

1450Russian PipelinesTimus Top Coders: Second Challenge1018362

1517Freedom of ChoiceTimus Top Coders: Third Challenge937362

1783Nuclear Arms RaceUral SU Championship 2010520362

1282Game TreeNEERC 2003 Central Subregional1050363

1261TipsAutumn School Contest 20031046364

1055CombinationsNEERC 2000 Central Subregional3014365

1292Mars Space StationsSpring School Contest 20041052365

1574Mathematicians and bracketsAutumn School Contest 2007828366

1156Two RoundsUral Championship 2001. Round 2996368

1246Tethered DogUSU Personal Contest 20031016370

1431DiplomasUSU Personal Contest 20061013370

1631Drunk King 2USU Championship 2008710370

1403CourierAutumn School Contest 20051055372

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional403375

1651Shortest SubchainNEERC 2008 Eastern Subregional693376

1346Intervals of MonotonicityUSU Championship 20041035377

1078SegmentsWinter Mathematical Festival Varna 20012647379

1229Strong BrickworkNEERC 2002 Central Subregional982380

1942Attack at the OrbitUral FU Personal Contest 2012292380

1039Anniversary PartyUSU Championship 20002924381

1860FiborialPetrozavodsk Summer 2011. USU Contest405381

1562GM-pineappleUSU Championship 2007793383

1259How to Become Star?Autumn School Contest 2003988385

1774Barber of the Army of MagesUral SU Championship 2010485387

2030Awesome Backup SystemUral Regional School Programming Contest 2014139387

1003ParityCentral European Olympiad in Informatics 19992921388

1015Test the Difference!USU Local Contest. 19992906388

1489Points on a ParallelepipedAutumn School Contest 2006888390

1115ShipsBulgarian Online Contest September 2001928392

1176HyperchannelsUSU Personal Contest 2002937392

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest841393

1279WarehouseNEERC 2003 Central Subregional967394

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest644396

1094E-screenUSU Local Contest. March 20012379397

1407One-two, One-twoAutumn School Contest 2005986398

1217Unlucky TicketsUSU Championship 2002933400

1427SMSTimus Top Coders: First Challenge941400

1111SquaresBulgarian Online Contest September 2001905402

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest531402

1289One Way TicketUSU Personal Contest 2004950403

1356Something EasierSpring School Contest 2005962405

1732Ministry of TruthUSU Championship 2009546406

1038Spell CheckerUSU Championship 20002733407

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional289407

1141RSA Attack891410

1971Graphics SettingsUral Championship 2013225410

1287Mars CanalsUSU Personal Contest 2004932411

1571InterpretersUSU Championship 2007740411

1013K-based Numbers. Version 3141412

1107Warehouse ProblemTetrahedron Team Online Contest May 2001877412

1495One-two, One-two 2Autumn School Contest 2006837413

1350CanteenSpring School Contest 2005942414

1480CouponsUSU Championship 2006837414

1602ElevatorUSU Personal Contest 2008687418

1089Verification with a VocabularySpring School Contest 20012371419

1507Difficult DecisionNEERC 2006 Eastern Subregional822419

1077Travelling Tours868420

1700AwakeningUral Championship 2009577422

1128Partition into GroupsUSU Championship 2001861423

1513Lemon TaleTimus Top Coders: Third Challenge795425

1202Rectangles TravelUSU Local Contest. March 2002864426

1181Cutting a Painted PolygonUSU Personal Contest 2002858428

1776Anniversary FireworkUral SU Championship 2010436430

1019Line PaintingUSU Local Contest. 19992613432

1291Gear-wheelsSpring School Contest 2004887432

1519Formula 1Timus Top Coders: Third Challenge782432

1252Sorting the TombstonesUSU Local Contest. March 2003864435

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional426435

1641DutiesAutumn School Contest 2008598436

1890Money out of Thin AirNEERC 2011 Eastern Subregional342439

1221Malevich Strikes Back!USU Championship 2002845441

1051Simple Game on a GridUSU Local Contest. March 20002476444

1416ConfidentialUSU Championship 2005874446

1728Curse on Team.GOVUral Regional School Programming Contest 2009500446

2004Scientists from SpilkovoUral Regional School Programming Contest 2013184452

2009Canteen LineUral Regional School Programming Contest 2013184452

1129Door PaintingUSU Championship 2001804453

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001805453

1643Attack of the Dark FortressAutumn School Contest 2008574454

1258PoolAutumn School Contest 2003832456

1410CrackUSU Championship 2005850459

1072RoutingUSU Personal Contest 20012190462

1189Pairs of IntegersNEERC 2001793463

1535The Hobbit or There and Back AgainUSU Personal Contest 2007703467

1980Road to InvestorUral Championship 2013196467

1871Seismic WavesUral FU Championship 2011323468

1091Tmutarakan ExamsUSU Local Contest. March 20011996473

1162Currency ExchangeNEERC 2001 Northern Subregional772473

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014112473

1900Brainwashing DeviceUral Championship 2012247476

1428Jedi RiddleTimus Top Coders: First Challenge788477

1236Decoding TaskNEERC 2002779479

1343Fairy TaleUSU Championship 2004811479

1870Zinium 2Ural FU Championship 2011316479

1525PathPetrozavodsk Winter 2007. D.Gozman Contest687480

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional112483

1628White StreaksUSU Championship 2008541484

1155TroubleduonsUral Championship 2001. Round 2753485

1891Language OceanNEERC 2011 Eastern Subregional309485

1098Questions1850487

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional459487

1884Way to the UniversityUral Regional School Programming Contest 2011309487

1095Nikifor 3USU Local Contest. March 20011932488

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014108489

1729Dead Man's ChestUral Regional School Programming Contest 2009454490

1928Another Ecology ProblemUral Regional School Programming Contest 2012237491

1579Coat TransportationAutumn School Contest 2007614492

1273TieUSU Championship 2003769494

1990PodracingNEERC 2013 Eastern Subregional170494

1066GarlandNEERC 20002101495

1754Explosion in a PyramidUSU Personal Contest 2010419495

1212BattleshipAutumn School Contest 2002749496

1401GamersAutumn School Contest 2005788496

1103Pencils and CirclesTetrahedron Team Online Contest May 2001721500

1329Galactic HistoryAutumn School Contest 2004773500

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest102500

1430Crime and PunishmentTimus Top Coders: First Challenge744505

1326Bottle TapsUral Championship 2004. Round 2757506

1056Computer NetNEERC 2000 Central Subregional2164507

1966Cycling RoadsUral FU Personal Contest 2013187507

1182Team Them Up!NEERC 2001722508

1838Samurai's StrokeUral Championship 2011328509

1316Electronic AuctionUral Championship 2004. Round 1751510

1158Censored!NEERC 2001 Northern Subregional710514

1962In Chinese RestaurantUral FU Personal Contest 2013184515

1238FoldingNEERC 2002720518

1322SpyUral Championship 2004. Round 2739518

1334CheckersAutumn School Contest 2004739523

1069Prufer CodeUSU Personal Contest 20011929524

1803The Czechs' RiflesNEERC 2010 Eastern Subregional351525

1366PresentsUral Championship 2005. Round 2739527

1045Funny GameUSU Local Contest. March 20002078529

1577E-mailAutumn School Contest 2007571529

1143Electric PathDSAP Vietnam Online Contest November 2001684532

1939First SealUral FU Championship 2012215533

1439Battle with You-Know-WhoUral Championship 2006692535

1600AirportUSU Personal Contest 2008530539

1994The Emperor's planNEERC 2013 Eastern Subregional155539

1400Cellular CharactersAutumn School Contest 2005724540

1806Mobile TelegraphsNEERC 2010 Eastern Subregional341540

1314Chase in SubwayUral Championship 2004. Round 1704543

1027D++ AgainAutumn School Contest 20002067544

1101Robot in the FieldTetrahedron Team Online Contest May 2001658547

1866Poetic FootUral FU Championship 2011275547

1414Astronomical DatabaseUSU Championship 2005704552

1064Binary SearchNEERC 20001882553

1710Boris, You Are Wrong!Ural Championship 2009438553

1892Morning in KoltsovoNEERC 2011 Eastern Subregional268556

1767The House of Doctor DeeUral Championship 2010366557

1903Unidentified ShipsUral Championship 2012210557

1605Devil's SequenceUSU Personal Contest 2008512558

1061Buffer ManagerNEERC 20001853561

1085MeetingSpring School Contest 20011769561

1362Classmates 2Ural Championship 2005. Round 2692562

1198Jobbery693563

1550Dean's Pyramid 3Ural Championship 2007572563

1713Key SubstringsNEERC 2009 Eastern Subregional395563

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional206564

1004Sightseeing TripCentral European Olympiad in Informatics 19992004565

1071Nikifor 2USU Personal Contest 20011790565

1698Square Country 5Petrozavodsk Winter 2009. USU Contest431567

1822Hugo II's WarUSU Personal Contest 2011300568

1059ExpressionNEERC 2000 Central Subregional1928569

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005682569

1701Ostap and PartnersUral Championship 2009425570

1650BillionairesNEERC 2008 Eastern Subregional453571

1437Gasoline StationUSU Personal Contest 2006651573

1448Lighting in HogwartsUral Championship 2006642576

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest525578

1534Football in GondorUSU Personal Contest 2007566579

1070Local TimeUSU Personal Contest 20011730584

1421Credit OperationsTimus Top Coders: First Challenge642584

1760Infernal WorkUSU Personal Contest 2010354584

1445Christmas giftsUral Championship 2006631585

1659Regular TrianglesNEERC 2008 Eastern Subregional442585

1932The Secret of IdentifierUral FU Championship 2012195585

1592Chinese WatchesNEERC 2007 Eastern Subregional511586

1682Crazy ProfessorUSU Personal Contest 2009418588

2008SwiftyUral Regional School Programming Contest 2013139588

1375Bill CleversUral Championship 2005. Round 1662590

1172Ship RoutesRomanian Online Contest December 2001616591

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest509596

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest447596

1690Army of MagesPetrozavodsk Winter 2009. USU Contest409597

1940Not So Simple YearsUral FU Championship 2012191597

1706Cipher Message 2Ural Championship 2009403600

1054Hanoi TowerNEERC 2000 Central Subregional1821602

1943Space RummyUral FU Personal Contest 2012179608

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest248612

1067Disk TreeNEERC 20001692614

1358CablesSpring School Contest 2005630616

1961Cantonese DialectUral FU Personal Contest 2013152617

1325DirtUral Championship 2004. Round 2615621

1309DisputeUral Championship 2004. Round 1611625

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012184625

1465Pawn GamePetrozavodsk Winter 2006. USU Contest559629

1974Similar TunesUral Championship 2013143629

1076Trash1594630

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional181638

1096Get the Right Route Plate!USU Local Contest. March 20011475639

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup147641

1872Spacious OfficeUral FU Championship 2011233642

1234BricksNEERC 2002578643

1755CakeUSU Personal Contest 2010320644

1832Arirang ShowUral Championship 2011257644

1174Weird PermutationsRomanian Online Contest December 2001563646

1088Ilya MurometzSpring School Contest 20011530648

1248Sequence SumUSU Personal Contest 2003575649

1606SlalomUSU Personal Contest 2008438650

1773Metro to Every HomeUral Championship 2010312651

1254Die HardUSU Local Contest. March 2003573652

1253NecrologuesUSU Local Contest. March 2003572653

1186Chemical ReactionsNEERC 2001556656

1542AutocompletionUral Championship 2007489656

1443RailsUral Championship 2006561657

1452Pascal vs. C++Timus Top Coders: Second Challenge556657

1986Paul’s SaladsOpen Ural FU Championship 2013126658

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009335659

1830Help in the RNOSUral Championship 2011249664

1633HippogriffsUSU Championship 2008390666

1564Counting OnesUSU Championship 2007449671

1332Genie BomberAutumn School Contest 2004570675

1500Pass LicensesNEERC 2006 Eastern Subregional504678

1988Planet Ocean LandingOpen Ural FU Championship 2013122678

1875Angry BirdsUral Regional School Programming Contest 2011218681

1371Cargo AgencyUral Championship 2005. Round 1571682

2017Best of a bad lotNEERC 2014 Eastern Subregional76685

1440Training ScheduleUral Championship 2006534690

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest499693

1629TripUSU Championship 2008374694

1772Ski-Trails for RobotsUral Championship 2010292694

1996Cipher Message 3NEERC 2013 Eastern Subregional118695

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup134698

1486Equal SquaresUSU Championship 2006489703

1034Queens in Peaceful PositionsUral Championship 19991591704

1286Starship TravelUSU Personal Contest 2004539705

1301Cube in LabyrinthUral Championship 1998540705

1274Fractional ArithmeticNEERC 2003 Central Subregional534708

1230Introspective ProgramNEERC 2002 Central Subregional522709

1775Space BowlingUral SU Championship 2010260710

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional256713

1780Gray CodeUral SU Championship 2010258715

1037Memory ManagementUSU Championship 20001541721

1168Radio StationsRomanian Online Contest December 2001503721

1611DecimationUral Championship 2008388724

1057Amount of DegreesNEERC 2000 Central Subregional1511725

1614National Project “Trams”Ural Championship 2008387725

1305Convex HullUral Championship 1998523727

1016Cube on the WalkUSU Local Contest. 19991533733

1235Cricket FieldNEERC 2002505734

1405Goat in the Garden 5Autumn School Contest 2005530734

1936RoshamboUral FU Championship 2012153736

1159FenceNEERC 2001 Northern Subregional492737

1927Herbs and MagicUral Regional School Programming Contest 2012154739

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest408740

1646Godzilla Strikes Back!Autumn School Contest 2008348740

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest464744

1132Square Root485746

1250Sea BurialUSU Local Contest. March 2003499747

1738Computer SecurityUSU Championship 2009292748

1825Ifrit Bomber 2USU Personal Contest 2011223755

1587Flying PigNEERC 2007 Eastern Subregional394756

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest463757

1512ZiniumTimus Top Coders: Third Challenge440761

1905Travel in TimeUral Championship 2012150765

1424MinibusTimus Top Coders: First Challenge487766

1484Film RatingUSU Championship 2006447768

1716Alternative SolutionNEERC 2009 Eastern Subregional287768

1169PairsRomanian Online Contest December 2001468774

1042Central HeatingUSU Championship 20001430776

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest62777

1434Buses in VasyukiUSU Personal Contest 2006477778

1689Fisherman and BarbellUSU Personal Contest 2009311784

1392Dreaming of Stars494786

1720Summit Online JudgeNEERC 2009 Eastern Subregional280787

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest219789

1705Gangster HaresUral Championship 2009303792

1030TitanicUral Championship 19991398801

1547Password SearchUral Championship 2007399801

1948The Robot on the LineUral FU Personal Contest 2012133803

1165SubnumberNEERC 2001 Northern Subregional449806

1276TrainNEERC 2003 Central Subregional466809

1593Square Country. Version 2304809

1647Divide an Island!Autumn School Contest 2008317811

1456Jedi Riddle 2Timus Top Coders: Second Challenge447814

1715Another Ball KillerNEERC 2009 Eastern Subregional270815

1268Little ChuUSU Championship 2003459820

1979Resources DistributionUral Championship 2013107823

1921Chaos and OrderUral Regional School Programming Contest 2012137824

1105Observers ColoringTetrahedron Team Online Contest May 2001431828

1269Obscene Words FilterUSU Championship 2003454829

1824Ifrit BomberUSU Personal Contest 2011202830

1379Cups TransportationUral Championship 2005. Round 1467831

1970皇后像廣場Ural FU Personal Contest 2013110833

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest464836

1630TalismanUSU Championship 2008308838

1608Lucky Tickets 2008Ural Championship 2008332842

1147Shaping RegionsDSAP Vietnam Online Contest November 2001426847

1863Peaceful AtomUral FU Championship 2011174848

1883Ent's BirthdayUral Regional School Programming Contest 2011173849

1836Babel FishUral Championship 2011192851

1976Game OptimizationUral Championship 2013103852

1154Mages ContestUral Championship 2001. Round 2423854

1949The Best Picture in the GalaxyUral FU Personal Contest 2012124857

1006Square FramesUSU Championship 19971309861

1761Binary PalindromeUSU Personal Contest 2010236864

1436BillboardUSU Personal Contest 2006428865

1498Stroke at Full SpeedAutumn School Contest 2006394867

1323ClassmatesUral Championship 2004. Round 2437868

1983Nectar GatheringOpen Ural FU Championship 201393869

1233Amusing NumbersNEERC 2002423873

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest239873

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest372876

1324Extra SpacesUral Championship 2004. Round 2432878

1578Mammoth HuntAutumn School Contest 2007338882

1342EnterpriseUSU Championship 2004432890

1373Pictura ex MachinaUral Championship 2005. Round 1435890

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest295894

1277Cops and ThievesNEERC 2003 Central Subregional417901

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest387901

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest231902

1937Davy Jones’s OrganUral FU Championship 2012123902

1245PicturesUSU Personal Contest 2003410904

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest164908

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest265909

1580Dean's DebtsAutumn School Contest 2007326914

1364LaraKillerUral Championship 2005. Round 2420917

1575Yekaterinburg Subway 2Autumn School Contest 2007320931

1278“… Connecting People”NEERC 2003 Central Subregional403932

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest50933

1237Evacuation PlanNEERC 2002395935

1285Thread in a HyperspaceUSU Personal Contest 2004404935

1887Frequent Flyer CardNEERC 2011 Eastern Subregional155937

1730ManBearPigUral Regional School Programming Contest 2009231944

1879GOV-internship 2Ural Regional School Programming Contest 2011154947

1784RoundersUral SU Championship 2010192949

1422FirefliesTimus Top Coders: First Challenge389954

1827Indigenous WarsUSU Personal Contest 2011174956

1907Coffee and BunsUral Championship 2012118957

1862Very Wealthy MoleUral FU Championship 2011152963

1768Circular StringsUral Championship 2010207966

1175Strange SequenceUSU Personal Contest 2002374967

1398Bishop and Pawn342968

1965Pear TreesUral FU Personal Contest 201393970

1451Beerhouse TaleTimus Top Coders: Second Challenge373971

1040Airline CompanyUSU Championship 20001136975

1569Networking the “Iset”USU Championship 2007305977

1418Military StoryUSU Championship 2005392981

1151RadiobeaconsUral Championship 2001. Round 2366983

1130Nikifor's WalkUSU Championship 2001363989

1591Abstract ThinkingNEERC 2007 Eastern Subregional298992

1331VladislavaAutumn School Contest 2004384993

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest301995

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional112998

1435Financial ErrorUSU Personal Contest 20063691000

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3481000

1722Observation DeckUral Regional School Programming Contest 20092171002

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2461003

2007Mutants versus MachinesUral Regional School Programming Contest 2013771008

1339BabiesUSU Championship 20043801009

1985Prime SquareOpen Ural FU Championship 2013781017

1968Glass PyramidUral FU Personal Contest 2013881020

1311Stable ConstructionUral Championship 2004. Round 13701021

1518Jedi Riddle 3Timus Top Coders: Third Challenge3231028

1791Uncle Styopa and BusesUral Regional School Programming Contest 20101751032

1570Eating HighUSU Championship 20072881033

1539Intelligence DataUSU Personal Contest 20073121035

1075Thread in a SpaceUSU Personal Contest 20019661042

1687Numismatics for FunUSU Personal Contest 20092311044

1790Searching for the TruthUral Regional School Programming Contest 20101711055

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1931071

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1381071

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest421076

1317HailUral Championship 2004. Round 23431099

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1541101

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1541101

1511Fiscal OperationsTimus Top Coders: Third Challenge3001105

1173Lazy SnailRomanian Online Contest December 20013221114

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1851115

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2191131

1341DeviceUSU Championship 20043371134

1627JoinPetrozavodsk Winter 2008. ITMO Contest2291140

1766Humpty DumptyUral Championship 20101731145

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3331155

1357Teakettle 1.0 for DummiesSpring School Contest 20053291162

1458War GamesTimus Top Coders: Second Challenge3101162

1447Portkey NetworkUral Championship 20063111169

1540Battle for the RingUSU Personal Contest 20072751169

1544Classmates 3Ural Championship 20072701169

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2041169

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup761169

1444ElephpotamusUral Championship 20063081180

1408Polynomial MultiplicationAutumn School Contest 20053251183

1947MeanderUral FU Personal Contest 2012871184

1807Cartridges for MaximNEERC 2010 Eastern Subregional1501185

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2871187

1453QueenTimus Top Coders: Second Challenge3001199

1686Photovoltaic SpaceshipUSU Personal Contest 20091991204

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1211206

1946Chinese Hockey 3Ural FU Personal Contest 2012851209

1595Perfect Sequence1891214

1307ArchiverUral Championship 2004. Round 13091216

1035Cross-stitchUral Championship 19999131219

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1771220

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2431223

1657Cube SnakeNEERC 2008 Eastern Subregional2061224

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2391227

1736Chinese HockeyUSU Championship 20091741228

1359ConstructionSpring School Contest 20053101231

1310ACM DiagnosticsUral Championship 2004. Round 13041236

1487Chinese FootballUSU Championship 20062711249

1669Universal WordPetrozavodsk Winter 2008. USU Contest1971251

1321Floor IndicatorUral Championship 2004. Round 22981260

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2741260

1546Japanese SortingUral Championship 20072491264

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2541268

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional861269

1538Towers of GuardUSU Personal Contest 20072521272

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1391272

1533Fat HobbitsUSU Personal Contest 20072471297

1050Preparing an ArticleUSU Local Contest. March 20008371304

1328FireballAutumn School Contest 20042901305

1177Like ComparisonsUSU Personal Contest 20022741308

1065FrontierNEERC 20007851315

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1971317

1097Square Country 2USU Local Contest. March 20017071323

1099Work Scheduling6331335

1950Martian FarmlandsUral FU Personal Contest 2012761336

1360Philosophical DisputeUral Championship 2005. Round 22851337

1171Lost in SpaceRomanian Online Contest December 20012661340

1281River BasinNEERC 2003 Central Subregional2761346

1393Average Common Prefix2771362

1240Heroes of Might and MagicNEERC 20022671364

1499KerchiefsAutumn School Contest 20062451373

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2321383

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1461394

1762Search for a Hiding-PlaceUSU Personal Contest 20101401417

1419Maps of the Island WorldsUSU Championship 20052681419

1770The Party of Ural ChampionsUral Championship 20101371426

1318LogarithmUral Championship 2004. Round 22621427

1265MirrorUSU Championship 20032591430

1266Kirchhoff's LawUSU Championship 20032591430

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2241431

1299PsyloniansSpring School Contest 20042601435

1802Cube PuzzleNEERC 2010 Eastern Subregional1221436

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup601437

1449Credit Operations 2Timus Top Coders: Second Challenge2481441

1347BlogSpring School Contest 20052611454

1412Autumn TideUSU Championship 20052611455

1345HTMLUSU Championship 20042601458

1441From the History of Gringotts BankUral Championship 20062451472

1908Brute-force SearchUral Championship 2012731475

1043Cover an ArcUSU Championship 20007471476

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup581479

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2281481

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1121481

1170DesertRomanian Online Contest December 20012391486

1764TranssibUral Championship 20101311487

1251Cemetery ManagerUSU Local Contest. March 20032421508

1894Non-Flying WeatherNEERC 2011 Eastern Subregional911531

1241Inlay CuttersNEERC 20022371532

1565The Duel for ThreeUSU Championship 20071911532

1886Trip 2NEERC 2011 Eastern Subregional901547

2022Riding a ToadNEERC 2014 Eastern Subregional281550

1568Train Car SortingUSU Championship 20071861571

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2141574

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1531575

1782Jack's New WordUral SU Championship 20101111584

1337BureaucracyAutumn School Contest 20042361591

1831Tsyfirkin's LessonUral Championship 2011981592

1969Hong Kong TramUral FU Personal Contest 2013521612

1670AsteriskPetrozavodsk Summer 2008. USU Contest1491615

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2351617

1485Football and LieUSU Championship 20062071617

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1241623

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest871629

1583CheeseNEERC 2007 Eastern Subregional1771634

1734Endgame DatabaseUSU Championship 20091281637

1488ACM PokerUSU Championship 20062031648

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2301651

1707Hypnotoad's SecretUral Championship 20091401653

1062TriathlonNEERC 20006161669

1516NostalgiaTimus Top Coders: Third Challenge1951671

1841CablewaysPetrozavodsk Summer 2010. USU Contest841687

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest231696

1702CrossroadUral Championship 20091361698

1610CactusesUral Championship 20081581714

1046Geometrical DreamsUSU Local Contest. March 20006341715

1420Integer-Valued Complex DivisionUSU Championship 20052201715

1508Japanese PuzzleNEERC 2006 Eastern Subregional1921725

1338AutomobilesUSU Championship 20042171734

1257HyphenationAutumn School Contest 20032111739

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest801755

1615Tram SolitaireUral Championship 20081541756

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012001759

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional591765

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1781781

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest791781

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest911788

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1901789

1514National ParkTimus Top Coders: Third Challenge1801802

1492Vasya's Dad 2Autumn School Contest 20061841805

1839The MentaculusUral Championship 2011851810

1977Energy WallUral Championship 2013431816

1417Space Poker 2USU Championship 20052071817

1304ParallelepipedUral Championship 19982031820

1425Queen 2Timus Top Coders: First Challenge1991822

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1091828

1378Artificial IntelligenceUral Championship 2005. Round 12061834

1093DartsUSU Local Contest. March 20015031849

1781Clean CodeUral SU Championship 2010931861

1163ChapaevNEERC 2001 Northern Subregional1861887

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1541887

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1241916

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1241916

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest841921

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1231931

1216Two Pawns and One KingUSU Championship 20021851933

1532Lost in TranslationUSU Personal Contest 20071621937

1503PolynomialNEERC 2006 Eastern Subregional1691946

1634Spider MiteUSU Championship 20081271946

1455Freedom of SpeechTimus Top Coders: Second Challenge1811947

1945Many-armed BrothersUral FU Personal Contest 2012491947

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1231948

1187Statistical TroubleNEERC 20011791967

1757Gold BarsUSU Personal Contest 2010981968

1703Robotic ArmUral Championship 20091151983

1396Maximum. Version 21751998

1972Game TestingUral Championship 2013382005

1148Building TowersDSAP Vietnam Online Contest November 20011742007

1833Hopes of RowingUral Championship 2011752023

1188LibraryNEERC 20011732032

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1752038

1063Domino PuzzleNEERC 20005012044

1867NanotechnologiesUral FU Championship 2011662053

1267Yekaterinburg SubwayUSU Championship 20031772057

1232Asteroid LandingNEERC 2002 Central Subregional1732061

1288AstrolocationUSU Personal Contest 20041772070

1315MDPAR and MIIARUral Championship 2004. Round 11752097

1041NikiforUSU Championship 20005222101

1549Another Japanese PuzzleUral Championship 20071452112

1092TransversalUSU Local Contest. March 20014382117

1541ChaseUSU Personal Contest 20071472123

1543Dance RevolutionUral Championship 20071442126

1074Very Short ProblemUSU Personal Contest 20014652140

1850Space TourismPetrozavodsk Summer 2010. USU Contest642142

1397Points Game1542151

1504Good MannersNEERC 2006 Eastern Subregional1522151

1652Banking CrisisNEERC 2008 Eastern Subregional1122166

1835Swamp DoctorUral Championship 2011692177

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21702192

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1062233

1978E-LiteUral Championship 2013332238

1655Somali PiratesNEERC 2008 Eastern Subregional1082240

2006Kirill the GardenerUral Regional School Programming Contest 2013292248

1270UnicubeUSU Championship 20031612249

1256Cemetery GuardUSU Local Contest. March 20031582262

1368Goat in the Garden 3Ural Championship 2005. Round 21632280

1882Old NokiaUral Regional School Programming Contest 2011582284

1758Bald Spot Revisited 2USU Personal Contest 2010832285

1481Winning ChancesUSU Championship 20061432294

1284Space PokerUSU Personal Contest 20041572318

1829Routing TablesUSU Personal Contest 2011642378

1895Steaks on BoardNEERC 2011 Eastern Subregional552380

1739FaryuksUSU Championship 2009842404

1865The Island of MärketUral FU Championship 2011542437

1717Eligibility RulesNEERC 2009 Eastern Subregional832454

1735Theft of the CenturyUSU Championship 2009822456

1275Knights of the Round TableNEERC 2003 Central Subregional1452483

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional392486

1704DemodulationUral Championship 2009882529

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest612544

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional792564

1300TaxesUral Championship 19981402585

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest512590

1609Tram TileUral Championship 20081012595

1975Model of the EarthUral Championship 2013272601

1308Dean's PyramidUral Championship 2004. Round 11392604

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1082623

1454Rectangles 2Timus Top Coders: Second Challenge1312637

1312TrayUral Championship 2004. Round 11372639

1520Empire Strikes BackTimus Top Coders: Third Challenge1192655

1239Ghost BustersNEERC 20021312680

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest492687

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup272718

1566Triangular PostcardsUSU Championship 20071022749

1505Oil TransferNEERC 2006 Eastern Subregional1162765

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1172776

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest102798

1694Killer WordsPetrozavodsk Winter 2009. USU Contest792810

1856War and PeacePetrozavodsk Summer 2011. USU Contest462821

1858Magic CubePetrozavodsk Summer 2011. USU Contest462821

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest782842

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest812847

1938Caribbean TriangleUral FU Championship 2012322855

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup252873

1597Chernobyl’ Eagle on a Roof. Version 2122876

1637Triangle Game 2USU Championship 2008822898

1681Brother Bear's GardenUSU Personal Contest 2009762925

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest642939

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest92945

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest92945

1482Triangle GameUSU Championship 20061092949

141140 Islands KnightsUSU Championship 20051232965

1442Floo PowderUral Championship 20061153002

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest723050

2016Magic and ScienceNEERC 2014 Eastern Subregional93100

1367Top SecretUral Championship 2005. Round 21173107

1834Tennis RacketUral Championship 2011453126

1622EndspielPetrozavodsk Winter 2008. ITMO Contest773133

1957MundialPetrozavodsk Winter 2013. Kontur Cup223142

1395Pascal vs. C++. Version 21083145

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest473169

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional283206

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest753207

1058ChocolateNEERC 2000 Central Subregional3323216

1909Space ReconUral Championship 2012283222

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest463225

1438Time Limit ExceededUSU Personal Contest 20061073239

1464LightPetrozavodsk Winter 2006. USU Contest973344

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup203352

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest373373

1616Square Country 4Ural Championship 2008753388

1429BiscuitsTimus Top Coders: First Challenge1023400

1166Funny Card GameNEERC 2001 Northern Subregional1033402

1999The secret moduleNEERC 2013 Eastern Subregional163419

1466Magic SquarePetrozavodsk Winter 2006. USU Contest933474

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1043476

1733Forgotten TechnologyUSU Championship 2009533586

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest763599

1632LasersUSU Championship 2008643602

1765Error 404Ural Championship 2010483614

1847ZamkadyePetrozavodsk Summer 2010. USU Contest333687

1199Mouse823701

1509Domino RecognitionNEERC 2006 Eastern Subregional843706

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest53730

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest53731

1973Location GeneratorUral Championship 2013153850

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest913923

1778Chinese Hockey 2Ural SU Championship 2010383992

1661DodecahedronPetrozavodsk Winter 2008. USU Contest534112

1967Programmer CasinoUral FU Personal Contest 2013144164

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest694238

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest514247

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest714353

1271Sailing DirectionsUSU Championship 2003774421

1594Aztec Treasure444481

1771A Deputy's MorningUral Championship 2010364556

1763Expert FleaUral Championship 2010364557

1344Gigantic TurnipUSU Championship 2004764576

1460WiresPetrozavodsk Winter 2006. USU Contest684588

1340CucarachaUSU Championship 2004754630

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest664639

1598DSA Attack34700

1797Summit Online Judge. Version 2164776

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest424809

1801The Revolution CupNEERC 2010 Eastern Subregional294861

1426RectanglesTimus Top Coders: First Challenge665010

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest585185

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest665214

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest415344

1365Testing CalculatorUral Championship 2005. Round 2635404

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest195447

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest395562

1906The Lost CivilizationUral Championship 2012125565

1372Death StarUral Championship 2005. Round 1615580

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest615581

1848Fly HuntPetrozavodsk Summer 2010. USU Contest166098

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest316318

1668Death Star 2Petrozavodsk Winter 2008. USU Contest316318

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest456410

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest186451

1842Local RootsPetrozavodsk Summer 2010. USU Contest146606

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest316648

1674Drunk KingPetrozavodsk Summer 2008. USU Contest286758

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional296777

1363HalftonesUral Championship 2005. Round 2457173

1548Sakura and StatisticsUral Championship 2007357276

1653Death ConveyorNEERC 2008 Eastern Subregional267342

1536Delights of Pipe-weedUSU Personal Contest 2007337750

1596Knight Mare87909

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest238259

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup28376

1432Twofold LuckUSU Personal Contest 2006358421

1840Victim of AdvertisingUral Championship 201199050

1376Dean's Pyramid 2Ural Championship 2005. Round 1339213

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest239378

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest179511

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1410699

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1310874

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2511321

1415Mobile LifeUSU Championship 20052411594

1374MisereUral Championship 2005. Round 12411652

1399Economical Director1812157

1708Sum of Digits 2Ural Championship 20091012391

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1412895

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2013208

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1513390

1369Cockroach RaceUral Championship 2005. Round 21317152

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1218011

1589SokobanNEERC 2007 Eastern Subregional323497

1394Ships. Version 2330483