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Problem set


1000A+B Problem6235819

1001Reverse Root1713819

1785Lost in LocalizationUral Regional School Programming Contest 2010923520

1293EniyaSpring School Contest 20041610024

1877Bicycle CodesUral Regional School Programming Contest 2011622124

1409Two GangstersAutumn School Contest 20051544925

1820Ural SteaksUSU Personal Contest 2011593928

1787Turn for MEGAUral Regional School Programming Contest 2010588531

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011453732

1264WorkdaysAutumn School Contest 20031149733

1197Lonesome KnightSpring School Contest 20021078234

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional322435

2001Mathematicians and BerriesUral Regional School Programming Contest 2013224335

1639Chocolate 2Autumn School Contest 2008674238

1924Four ImpsUral Regional School Programming Contest 2012288139

1313Some Words about SportUral Championship 2004. Round 1868844

12091, 10, 100, 1000...Autumn School Contest 2002812845


1567SMS-spamUSU Championship 2007649446

1319HotelUral Championship 2004. Round 2812047

1581TeamworkAutumn School Contest 2007629248

1225FlagsNEERC 2002 Central Subregional722851

1263ElectionsAutumn School Contest 2003735051

1585PenguinsNEERC 2007 Eastern Subregional574652

1881Long problem statementUral Regional School Programming Contest 2011280052

1876Centipede's MorningUral Regional School Programming Contest 2011276153

1100Final StandingsTetrahedron Team Online Contest May 2001657354

2012About Grisha N.NEERC 2014 Eastern Subregional90154

1893A380NEERC 2011 Eastern Subregional263655

1991The battle near the swampNEERC 2013 Eastern Subregional142155

1327FusesAutumn School Contest 2004684856

1110PowerBulgarian Online Contest September 2001618858

1243Divorce of the Seven DwarfsUSU Personal Contest 2003634059

1493One Step from HappinessAutumn School Contest 2006578959

1349FarmSpring School Contest 2005643760

1925British Scientists Save the WorldUral Regional School Programming Contest 2012181561

1607TaxiUSU Personal Contest 2008456362

1545HieroglyphsUral Championship 2007511363

1496SpammerAutumn School Contest 2006537964

1636Penalty TimeUSU Championship 2008402564

1196History ExamSpring School Contest 2002541767

1837Isenbaev's NumberUral Championship 2011242167

1149Sinus Dances536268

2005Taxi for ProgrammersUral Regional School Programming Contest 2013113268

1617Flat SpotsUral Championship 2008406969

1723Sandro's BookUral Regional School Programming Contest 2009316069

1654Cipher MessageNEERC 2008 Eastern Subregional363670

1563BayanUSU Championship 2007421871

1131CopyingUSU Championship 2001503272

1025Democracy in DangerAutumn School Contest 20001520873

1457Heating MainTimus Top Coders: Second Challenge502273

1792Hamming CodeUral Regional School Programming Contest 2010250173

2002Test TaskUral Regional School Programming Contest 2013106573

1224SpiralNEERC 2002 Central Subregional498574

1935Tears of DrownedUral FU Championship 2012149274

2011Long StatementUral Regional School Programming Contest 2013104474

1712Cipher GrilleNEERC 2009 Eastern Subregional288776

2023Donald is a postmanNEERC 2014 Eastern Subregional63776

1290SabotageSpring School Contest 2004496177

1083Factorials!!!Spring School Contest 20011248078

1502Domino DotsNEERC 2006 Eastern Subregional413282

1194HandshakesSpring School Contest 2002437583

1902Neo-VeniceUral Championship 2012136283

1139City BlocksNEERC 2001 Central Subregional425285

1638BookwormUSU Championship 2008303985

1120Sum of Sequential NumbersAutumn School Contest 2001417486

1106Two TeamsTetrahedron Team Online Contest May 2001412387

1404Easy to Hack!Autumn School Contest 2005447187

1180Stone GameUSU Personal Contest 2002401891

1796Amusement ParkUral Regional School Programming Contest 2010199891

1786Sandro's BiographyUral Regional School Programming Contest 2010196792

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201382793

1161StripiesNEERC 2001 Northern Subregional385394

1601AntiCAPSUSU Personal Contest 2008301494

16421D MazeAutumn School Contest 2008272294

1510OrderNEERC 2006 Eastern Subregional356895

1731DillUral Regional School Programming Contest 2009227196

1005Stone PileUSU Championship 19971143597

1644A Whole Lot of WalnutsAutumn School Contest 2008264497

2035Another Dress RehearsalUral Regional School Programming Contest 201448597

1009K-based NumbersUSU Championship 19971132298

1119MetroAutumn School Contest 2001368698

1297PalindromeSpring School Contest 2004382799

1446Sorting HatUral Championship 20063677100

1873GOV ChroniclesUral Regional School Programming Contest 20111453100

1777AnindilyakwaUral SU Championship 20101795101

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013518102

1214Strange ProcedureAutumn School Contest 20023598103

1370MagicianUral Championship 2005. Round 23776103

1146Maximum SumDSAP Vietnam Online Contest November 20013464104

1228ArrayNEERC 2002 Central Subregional3567104

1020RopeAutumn School Contest 200010223108

1136ParliamentNEERC 2001 Central Subregional3325109

1118Nontrivial NumbersAutumn School Contest 20013284110

1573AlchemyAutumn School Contest 20072716110

1014Product of DigitsUSU Local Contest. 199910020111

1082Gaby IvanushkaSpring School Contest 20018750112

1330IntervalsAutumn School Contest 20043434112

2000Grand Theft Array VUral Regional School Programming Contest 2013679113

1203Scientific ConferenceUSU Local Contest. March 20023192114

1296HyperjumpSpring School Contest 20043322114

1582BookmakersNEERC 2007 Eastern Subregional2575115

1044Lucky Tickets. Easy!USU Championship 20009441116

1079MaximumWinter Mathematical Festival Varna 20018507116

1192Ball in a DreamSpring School Contest 20023141116

2031Overturned NumbersUral Regional School Programming Contest 2014403116

1711Code NamesNEERC 2009 Eastern Subregional1863117

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional408117

1226esreveR redrONEERC 2002 Central Subregional3131118

1868Prediction ContestUral FU Championship 20111235118

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023024120

1219Symbolic SequenceUSU Championship 20023030122

2033DevicesUral Regional School Programming Contest 2014381122

1126Magnetic StormsUSU Championship 20012929123

1683FridgeUSU Personal Contest 20091937125

1931Excellent TeamUral FU Championship 2012876125

1984Dummy GuyOpen Ural FU Championship 2013628125

1123SalaryAutumn School Contest 20012867126

1086CryptographySpring School Contest 20017715127

1688Team.GOV!USU Personal Contest 20091905127

2025Line FightingUral Regional School Programming Contest 2014363128

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional606129

1353Milliard Vasya's FunctionSpring School Contest 20052961130

1964Chinese DialectsUral FU Personal Contest 2013686130

1336Problem of Ben BetsalelAutumn School Contest 20042937131

1725Sold Out!Ural Regional School Programming Contest 20091661131

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101378131

1283DwarfUSU Personal Contest 20042871132

1022Genealogical TreeAutumn School Contest 20008200135

1260Nudnik PhotographerAutumn School Contest 20032765136

1021Sacrament of the SumAutumn School Contest 20008066137

1740Deer is Better!USU Championship 20091581137

1352Mersenne PrimesSpring School Contest 20052802138

1864Get-Together at Den'sUral FU Championship 20111056138

1821BiathlonUSU Personal Contest 20111189140

1222Chernobyl’ EaglesUSU Championship 20022621141

1612Tram ForumUral Championship 20081977141

1026Questions and AnswersAutumn School Contest 20007813142

1142RelationsDSAP Vietnam Online Contest November 20012548142

1402CocktailsAutumn School Contest 20052712143

1576Telephone TariffsAutumn School Contest 20072060145

1878Rubinchik's CubeUral Regional School Programming Contest 2011992146

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional760146

1982Electrification PlanOpen Ural FU Championship 2013529148

1084Goat in the GardenSpring School Contest 20016531150

1756One and a Half DiggersUSU Personal Contest 20101334152

1178Akbardin’s RoadsUSU Personal Contest 20022378153

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional707157

1572Yekaterinozavodsk Great WellAutumn School Contest 20071889158

1306Sequence MedianUral Championship 19982362161

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101120161

1874Football GoalUral Regional School Programming Contest 2011893162

1944Record of the Attack at the OrbitUral FU Personal Contest 2012642162

1210Kind SpiritsAutumn School Contest 20022256163

1135RecruitsNEERC 2001 Central Subregional2200164

1157Young TilerUral Championship 2001. Round 22198164

1769Old Ural LegendUral Championship 20101218164

1869New Year CruiseUral FU Championship 2011889164

1073Square CountryUSU Personal Contest 20016050165

1295Crazy NotionsSpring School Contest 20042300165

1800Murphy's LawNEERC 2010 Eastern Subregional1086165

1017StaircasesUSU Local Contest. 19996646167

1709Penguin-AviaUral Championship 20091423167

1167Bicolored HorsesRomanian Online Contest December 20012148168

1506Columns of NumbersNEERC 2006 Eastern Subregional2024168

1213Cockroaches!Autumn School Contest 20022175169

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091280170

1012K-based Numbers. Version 26487171

1789Searching for the DodecahedronUral Regional School Programming Contest 20101058171

1685OrthographyUSU Personal Contest 20091395173

1640Circle of WinterAutumn School Contest 20081471174

1280Topological SortingNEERC 2003 Central Subregional2152175

1413Mars JumperUSU Championship 20052180177

1048Superlong SumsUSU Local Contest. March 20006012180

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1415180

1335White ThesisAutumn School Contest 20042114181

1354Palindrome. Again PalindromeSpring School Contest 20052134181

1930Ivan's CarUral Regional School Programming Contest 2012607181

1193Queue at the ExamSpring School Contest 20021999182

1134CardsNEERC 2001 Central Subregional1969183

2018The Debut AlbumNEERC 2014 Eastern Subregional257183

1164FillwordNEERC 2001 Northern Subregional1945186

1613For Fans of StatisticsUral Championship 20081496186

1645Ski RaceAutumn School Contest 20081373186

1102Strange DialogTetrahedron Team Online Contest May 20011904187

1272Non-Yekaterinburg SubwayUSU Championship 20032017187

1885Passenger ComfortNEERC 2011 Eastern Subregional767188

1586Threeprime NumbersNEERC 2007 Eastern Subregional1566189

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional247191

1114BoxesBulgarian Online Contest September 20011870192

1208Legendary Teams ContestUSU Local Contest. March 20021885193

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1278193

1846GCD 2010Petrozavodsk Summer 2010. USU Contest761194

1138Integer PercentageNEERC 2001 Central Subregional1837196

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional240196

1207Median on the PlaneUSU Local Contest. March 20021848197

1680The First NonqualifyingUSU Personal Contest 20091230197

1023ButtonsAutumn School Contest 20005603198

1133Fibonacci SequenceNEERC 2001 Central Subregional1820198

1112CoverBulgarian Online Contest September 20011797200

1998The old PadawanNEERC 2013 Eastern Subregional382202

1423String TaleTimus Top Coders: First Challenge1807206

1922Superhero TeamUral Regional School Programming Contest 2012529208

1249Ancient NecropolisUSU Local Contest. March 20031776209

1002Phone NumbersCentral European Olympiad in Informatics 19995288210

1737Mnemonics and Palindromes 3USU Championship 20091024211

1200Horns and HoofsUSU Local Contest. March 20021706213

1348Goat in the Garden 2Spring School Contest 20051800214

1889Airport AnnouncementsNEERC 2011 Eastern Subregional669215

1152False MirrorsUral Championship 2001. Round 21671216

1515CashmasterTimus Top Coders: Third Challenge1538217

1981Parallel and PerpendicularOpen Ural FU Championship 2013357218

2003Simple MagicUral Regional School Programming Contest 2013348218

1011ConductorsUSU Championship 19975076219

1052Rabbit HuntUSU Local Contest. March 20004934219

1125HopscotchUSU Championship 20011606224

1491Unreal StoryAutumn School Contest 20061520224

1490Fire CircleAutumn School Contest 20061508226

1033LabyrinthUral Championship 19994868227

1024PermutationsAutumn School Contest 20004827229

1795Husband in a ShopUral Regional School Programming Contest 2010788229

1987Nested SegmentsOpen Ural FU Championship 2013339229

1826MinefieldUSU Personal Contest 2011708233

1049Brave BalloonistsUSU Local Contest. March 20004631234

1333Genie Bomber 2Autumn School Contest 20041631235

1183Brackets SequenceNEERC 20011529237

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012462237

1150Page NumbersUral Championship 2001. Round 21511239

1191Catch the thief!Spring School Contest 20021518239

1122GameAutumn School Contest 20011499240

1635Mnemonics and PalindromesUSU Championship 20081062241

2024Adventure TimeUral Regional School Programming Contest 2014188241

1779The Great TeamUral SU Championship 2010745243

1933Guns for Battle!Ural FU Championship 2012445243

1108HeritageBulgarian Online Contest September 20011463245

1247Check a SequenceUSU Personal Contest 20031511245

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1583245

1718RejudgeNEERC 2009 Eastern Subregional884246

1603EruditeUSU Personal Contest 20081138247

1113JeepBulgarian Online Contest September 20011448248

1355Bald Spot RevisitedSpring School Contest 20051550248

1204IdempotentsUSU Local Contest. March 20021460249

1205By the Underground or by Foot?USU Local Contest. March 20021458249

1242WerewolfUSU Personal Contest 20031483250

1010Discrete FunctionUSTU PhysTech Cup 20004435251

1433DiamondsUSU Personal Contest 20061460253

1823Ideal GasUSU Personal Contest 2011649254

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013855255

1298KnightSpring School Contest 20041480256

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1272256

2021Scarily interesting!NEERC 2014 Eastern Subregional180258

1494MonobilliardsAutumn School Contest 20061315259

1726VisitsUral Regional School Programming Contest 2009834260

1195Ouths and CrossesSpring School Contest 20021382262

1087The Time to Take StonesSpring School Contest 20013672266

1989SubpalindromesOpen Ural FU Championship 2013291266

1080Map ColoringWinter Mathematical Festival Varna 20013695267

1047Simple CalculationsUSU Local Contest. March 20004039268

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031386268

1303Minimal CoverageUral Championship 19981415268

1028StarsUral Championship 19994095270

1109ConferenceBulgarian Online Contest September 20011330270

1904The Lessons of the PastUral Championship 2012408271

1179Numbers in TextUSU Personal Contest 20021326273

1220StacksUSU Championship 20021345273

1117HierarchyAutumn School Contest 20011291278

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional638279

1537EntsUSU Personal Contest 20071152281

1201Which Day Is It?USU Local Contest. March 20021288282

1658Sum of DigitsNEERC 2008 Eastern Subregional900282

1053PinocchioNEERC 2000 Central Subregional3806284

1941Scary Martian WordUral FU Personal Contest 2012362284

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional268285

1032Find a MultipleUral Championship 19993374286

1684Jack's Last WordUSU Personal Contest 2009839287

1741Communication FiendUSU Championship 2009749287

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest717288

1244GentlemenUSU Personal Contest 20031280289

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1186289

1497Cutting a SquareAutumn School Contest 20061177289

1211Collective GuaranteeAutumn School Contest 20021266290

1590Bacon’s CipherNEERC 2007 Eastern Subregional1014291

1018Binary Apple TreeUSU Local Contest. 19993780293

1184Cable MasterNEERC 20011235293

1551Sumo TournamentUral Championship 20071083293

1753BookshelfUSU Personal Contest 2010684294

1995Illegal spicesNEERC 2013 Eastern Subregional260294

1377Lara CroftUral Championship 2005. Round 11296298

1501Sense of BeautyNEERC 2006 Eastern Subregional1133299

1793Tray 2Ural Regional School Programming Contest 2010600299

1215Exactness of Projectile HitAutumn School Contest 20021197307

1116Piecewise Constant FunctionAutumn School Contest 20011166308

1127Colored BricksUSU Championship 20011161309

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest668309

1901Space ElevatorsUral Championship 2012356309

1934Black SpotUral FU Championship 2012347310

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest766312

1036Lucky Tickets3525313

1121BranchesAutumn School Contest 20011141314

1190Bar of ChocolateSpring School Contest 20021145316

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1084316

1008Image EncodingUSTU PhysTech Cup 20003498318

1153SupercomputerUral Championship 2001. Round 21121321

1294Mars SatellitesSpring School Contest 20041176321

1302Delta-waveUral Championship 19981167324

1648YachtsAutumn School Contest 2008784324

1588JamaicaNEERC 2007 Eastern Subregional907325

1923Scary PoliticsUral Regional School Programming Contest 2012334325

1963KiteUral FU Personal Contest 2013267327

1124MosaicUSU Championship 20011095328

1029MinistryUral Championship 19992931329

1060Flip GameNEERC 20003103330

1604Country of FoolsUSU Personal Contest 2008840334

1137Bus RoutesNEERC 2001 Central Subregional1067336

1828Approximation by a ProgressionUSU Personal Contest 2011486337

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest433337

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014132337

1227Rally ChampionshipNEERC 2002 Central Subregional1086338

1031Railway TicketsUral Championship 19993221342

1185WallNEERC 20011058342

1406Next NumberAutumn School Contest 20051129342

1320Graph DecompositionUral Championship 2004. Round 21095345

2026Dean and ScheduleUral Regional School Programming Contest 2014128346

1223Chernobyl’ Eagle on a RoofUSU Championship 20021056347

1759Long-LiversUSU Personal Contest 2010575349

1140Swamp IncidentNEERC 2001 Central Subregional1024350

1783Nuclear Arms RaceUral SU Championship 2010513350

1483Table FootballUSU Championship 2006971351

1090In the Army NowUSU Local Contest. March 20012627353

1262Pseudo-Roman NumberAutumn School Contest 20031061353

1992CVSNEERC 2013 Eastern Subregional214354

1007Code WordsUSU Championship 19973127355

1218Episode N-th: The Jedi TournamentUSU Championship 20021024358

1282Game TreeNEERC 2003 Central Subregional1041360

1055CombinationsNEERC 2000 Central Subregional2987361

1292Mars Space StationsSpring School Contest 20041046361

1631Drunk King 2USU Championship 2008705362

1160NetworkNEERC 2001 Northern Subregional1013363

1261TipsAutumn School Contest 20031028364

1450Russian PipelinesTimus Top Coders: Second Challenge992364

1942Attack at the OrbitUral FU Personal Contest 2012280364

1156Two RoundsUral Championship 2001. Round 2986365

1860FiborialPetrozavodsk Summer 2011. USU Contest398365

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional389365

1574Mathematicians and bracketsAutumn School Contest 2007810366

1431DiplomasUSU Personal Contest 20061004367

1517Freedom of ChoiceTimus Top Coders: Third Challenge899369

1521War Games 2Timus Top Coders: Third Challenge899369

1246Tethered DogUSU Personal Contest 2003998370

1403CourierAutumn School Contest 20051044370

1651Shortest SubchainNEERC 2008 Eastern Subregional676374

1774Barber of the Army of MagesUral SU Championship 2010478375

1229Strong BrickworkNEERC 2002 Central Subregional975376

1078SegmentsWinter Mathematical Festival Varna 20012608377

1346Intervals of MonotonicityUSU Championship 20041017377

1971Graphics SettingsUral Championship 2013219379

1039Anniversary PartyUSU Championship 20002875380

1562GM-pineappleUSU Championship 2007782380

1259How to Become Star?Autumn School Contest 2003983381

1015Test the Difference!USU Local Contest. 19992880384

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional283384

1115ShipsBulgarian Online Contest September 2001921388

1176HyperchannelsUSU Personal Contest 2002929388

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest638388

1003ParityCentral European Olympiad in Informatics 19992860389

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional116389

1279WarehouseNEERC 2003 Central Subregional957391

1489Points on a ParallelepipedAutumn School Contest 2006869391

1094E-screenUSU Local Contest. March 20012364392

1217Unlucky TicketsUSU Championship 2002926396

1407One-two, One-twoAutumn School Contest 2005974396

1289One Way TicketUSU Personal Contest 2004943399

1427SMSTimus Top Coders: First Challenge925400

1732Ministry of TruthUSU Championship 2009534400

1111SquaresBulgarian Online Contest September 2001890402

2034CaravansUral Regional School Programming Contest 2014109402

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest803403

1571InterpretersUSU Championship 2007736403

1356Something EasierSpring School Contest 2005949404

1038Spell CheckerUSU Championship 20002697405

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest507405

1107Warehouse ProblemTetrahedron Team Online Contest May 2001871407

1141RSA Attack882407

1480CouponsUSU Championship 2006835407

1287Mars CanalsUSU Personal Contest 2004922408

1602ElevatorUSU Personal Contest 2008684409

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014107409

1350CanteenSpring School Contest 2005930412

1495One-two, One-two 2Autumn School Contest 2006821413

1700AwakeningUral Championship 2009571413

1089Verification with a VocabularySpring School Contest 20012349415

1776Anniversary FireworkUral SU Championship 2010429417

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional422419

1202Rectangles TravelUSU Local Contest. March 2002860420

1128Partition into GroupsUSU Championship 2001848422

1181Cutting a Painted PolygonUSU Personal Contest 2002854422

1513Lemon TaleTimus Top Coders: Third Challenge782424

1077Travelling Tours842425

1507Difficult DecisionNEERC 2006 Eastern Subregional792426

2009Canteen LineUral Regional School Programming Contest 2013173427

1019Line PaintingUSU Local Contest. 19992577429

1291Gear-wheelsSpring School Contest 2004879429

1890Money out of Thin AirNEERC 2011 Eastern Subregional328431

1980Road to InvestorUral Championship 2013191431

1252Sorting the TombstonesUSU Local Contest. March 2003854432

1641DutiesAutumn School Contest 2008586432

1221Malevich Strikes Back!USU Championship 2002834439

1728Curse on Team.GOVUral Regional School Programming Contest 2009488440

1051Simple Game on a GridUSU Local Contest. March 20002445441

2004Scientists from SpilkovoUral Regional School Programming Contest 2013166444

1129Door PaintingUSU Championship 2001799448

1643Attack of the Dark FortressAutumn School Contest 2008565448

1416ConfidentialUSU Championship 2005850451

1900Brainwashing DeviceUral Championship 2012241451

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001790453

1258PoolAutumn School Contest 2003825453

1519Formula 1Timus Top Coders: Third Challenge730453

1871Seismic WavesUral FU Championship 2011315453

1990PodracingNEERC 2013 Eastern Subregional164456

1072RoutingUSU Personal Contest 20012173457

1189Pairs of IntegersNEERC 2001788458

1410CrackUSU Championship 2005837458

1535The Hobbit or There and Back AgainUSU Personal Contest 2007696462

1884Way to the UniversityUral Regional School Programming Contest 2011307462

1891Language OceanNEERC 2011 Eastern Subregional303466

1162Currency ExchangeNEERC 2001 Northern Subregional767467

1870Zinium 2Ural FU Championship 2011304468

1928Another Ecology ProblemUral Regional School Programming Contest 2012229468

1428Jedi RiddleTimus Top Coders: First Challenge786470

1091Tmutarakan ExamsUSU Local Contest. March 20011960473

1729Dead Man's ChestUral Regional School Programming Contest 2009454473

1525PathPetrozavodsk Winter 2007. D.Gozman Contest681474

1236Decoding TaskNEERC 2002770476

1628White StreaksUSU Championship 2008533477

1754Explosion in a PyramidUSU Personal Contest 2010417478


1095Nikifor 3USU Local Contest. March 20011920482

1343Fairy TaleUSU Championship 2004790484

1962In Chinese RestaurantUral FU Personal Contest 2013177484

1838Samurai's StrokeUral Championship 2011326486

1155TroubleduonsUral Championship 2001. Round 2734488

1066GarlandNEERC 20002085489

1212BattleshipAutumn School Contest 2002746490

1273TieUSU Championship 2003761490

1579Coat TransportationAutumn School Contest 2007601491

1401GamersAutumn School Contest 2005782492

1939First SealUral FU Championship 2012213496

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional432498

1103Pencils and CirclesTetrahedron Team Online Contest May 2001708500

1329Galactic HistoryAutumn School Contest 2004760500

1056Computer NetNEERC 2000 Central Subregional2139503

1966Cycling RoadsUral FU Personal Contest 2013170503

2030Awesome Backup SystemUral Regional School Programming Contest 201485503

1182Team Them Up!NEERC 2001715504

1326Bottle TapsUral Championship 2004. Round 2743507

1803The Czechs' RiflesNEERC 2010 Eastern Subregional347507

1430Crime and PunishmentTimus Top Coders: First Challenge721512

1322SpyUral Championship 2004. Round 2734513

1158Censored!NEERC 2001 Northern Subregional697514

1316Electronic AuctionUral Championship 2004. Round 1731515

1238FoldingNEERC 2002711516

1334CheckersAutumn School Contest 2004732519

1366PresentsUral Championship 2005. Round 2735521

1069Prufer CodeUSU Personal Contest 20011896524

1143Electric PathDSAP Vietnam Online Contest November 2001682524

1994The Emperor's planNEERC 2013 Eastern Subregional141525

1806Mobile TelegraphsNEERC 2010 Eastern Subregional334526

1866Poetic FootUral FU Championship 2011269527

1577E-mailAutumn School Contest 2007558528

1903Unidentified ShipsUral Championship 2012204529

1892Morning in KoltsovoNEERC 2011 Eastern Subregional265530

1045Funny GameUSU Local Contest. March 20002030532

1600AirportUSU Personal Contest 2008521534

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional199539

1439Battle with You-Know-WhoUral Championship 2006673540

1767The House of Doctor DeeUral Championship 2010362541

1027D++ AgainAutumn School Contest 20002038542

1101Robot in the FieldTetrahedron Team Online Contest May 2001652542

1710Boris, You Are Wrong!Ural Championship 2009433542

1400Cellular CharactersAutumn School Contest 2005708543

1314Chase in SubwayUral Championship 2004. Round 1691544

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional80544

1064Binary SearchNEERC 20001869546

1605Devil's SequenceUSU Personal Contest 2008509547

1414Astronomical DatabaseUSU Championship 2005693552

1061Buffer ManagerNEERC 20001841554

2008SwiftyUral Regional School Programming Contest 2013131554

1550Dean's Pyramid 3Ural Championship 2007567555

1822Hugo II's WarUSU Personal Contest 2011291556

1932The Secret of IdentifierUral FU Championship 2012189556

1085MeetingSpring School Contest 20011744558

1071Nikifor 2USU Personal Contest 20011776559

1701Ostap and PartnersUral Championship 2009419559

1713Key SubstringsNEERC 2009 Eastern Subregional383560

1004Sightseeing TripCentral European Olympiad in Informatics 19991977561

1059ExpressionNEERC 2000 Central Subregional1917561

1698Square Country 5Petrozavodsk Winter 2009. USU Contest420563

1940Not So Simple YearsUral FU Championship 2012186564

1650BillionairesNEERC 2008 Eastern Subregional444565

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005672568


1760Infernal WorkUSU Personal Contest 2010348570

1437Gasoline StationUSU Personal Contest 2006639574

1534Football in GondorUSU Personal Contest 2007558574

1445Christmas giftsUral Championship 2006631575

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest70575

1070Local TimeUSU Personal Contest 20011717578

1448Lighting in HogwartsUral Championship 2006627579

1592Chinese WatchesNEERC 2007 Eastern Subregional505579

1690Army of MagesPetrozavodsk Winter 2009. USU Contest408579

1659Regular TrianglesNEERC 2008 Eastern Subregional431582

1362Classmates 2Ural Championship 2005. Round 2656583

1421Credit OperationsTimus Top Coders: First Challenge631584

1682Crazy ProfessorUSU Personal Contest 2009407584

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest443585

1172Ship RoutesRomanian Online Contest December 2001610586

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012181586

1974Similar TunesUral Championship 2013138586

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest243589

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest502590

2028URCAPL, Episode 2Ural Regional School Programming Contest 201471590

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 201471590

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup144591

1375Bill CleversUral Championship 2005. Round 1648592

1054Hanoi TowerNEERC 2000 Central Subregional1806596

1943Space RummyUral FU Personal Contest 2012167596

1706Cipher Message 2Ural Championship 2009392597

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest491603

1961Cantonese DialectUral FU Personal Contest 2013139607

1067Disk TreeNEERC 20001675608

1986Paul’s SaladsOpen Ural FU Championship 2013121610

1358CablesSpring School Contest 2005623612

1832Arirang ShowUral Championship 2011256614

1872Spacious OfficeUral FU Championship 2011228618

1309DisputeUral Championship 2004. Round 1605620

1325DirtUral Championship 2004. Round 2605620

1988Planet Ocean LandingOpen Ural FU Championship 2013118624

1755CakeUSU Personal Contest 2010317625

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional170625

1096Get the Right Route Plate!USU Local Contest. March 20011466631


1174Weird PermutationsRomanian Online Contest December 2001562635

1773Metro to Every HomeUral Championship 2010307635

1234BricksNEERC 2002574636

1465Pawn GamePetrozavodsk Winter 2006. USU Contest541637

1606SlalomUSU Personal Contest 2008434639

1088Ilya MurometzSpring School Contest 20011518641

1254Die HardUSU Local Contest. March 2003572642

1830Help in the RNOSUral Championship 2011244643

1253NecrologuesUSU Local Contest. March 2003568646

1186Chemical ReactionsNEERC 2001552649

1248Sequence SumUSU Personal Contest 2003565649

1443RailsUral Championship 2006558649

1542AutocompletionUral Championship 2007480654

1564Counting OnesUSU Championship 2007446659

1633HippogriffsUSU Championship 2008383659

1875Angry BirdsUral Regional School Programming Contest 2011212660

1452Pascal vs. C++Timus Top Coders: Second Challenge541663

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009319667

1332Genie BomberAutumn School Contest 2004565670

1996Cipher Message 3NEERC 2013 Eastern Subregional108672

1500Pass LicensesNEERC 2006 Eastern Subregional497674

1772Ski-Trails for RobotsUral Championship 2010288675

1629TripUSU Championship 2008373676

1440Training ScheduleUral Championship 2006532680

1775Space BowlingUral SU Championship 2010258683

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest493687

1780Gray CodeUral SU Championship 2010255691

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional252691

1034Queens in Peaceful PositionsUral Championship 19991574698

1301Cube in LabyrinthUral Championship 1998536698

1486Equal SquaresUSU Championship 2006483698

1371Cargo AgencyUral Championship 2005. Round 1545702

1013K-based Numbers. Version 364707

1274Fractional ArithmeticNEERC 2003 Central Subregional525707

1230Introspective ProgramNEERC 2002 Central Subregional513708

1286Starship TravelUSU Personal Contest 2004526710

1168Radio StationsRomanian Online Contest December 2001498715

1037Memory ManagementUSU Championship 20001522716

1611DecimationUral Championship 2008382716

1646Godzilla Strikes Back!Autumn School Contest 2008347721

1927Herbs and MagicUral Regional School Programming Contest 2012145722

1235Cricket FieldNEERC 2002503724

1738Computer SecurityUSU Championship 2009291724

1057Amount of DegreesNEERC 2000 Central Subregional1483725

1159FenceNEERC 2001 Northern Subregional491725

1305Convex HullUral Championship 1998516725

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest406726

1016Cube on the WalkUSU Local Contest. 19991518727

1614National Project “Trams”Ural Championship 2008376727

1905Travel in TimeUral Championship 2012145730

2017Best of a bad lotNEERC 2014 Eastern Subregional57731

1405Goat in the Garden 5Autumn School Contest 2005522733

1936RoshamboUral FU Championship 2012141733

1250Sea BurialUSU Local Contest. March 2003497737

1825Ifrit Bomber 2USU Personal Contest 2011217737

1587Flying PigNEERC 2007 Eastern Subregional394738

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest458739

1132Square Root476746

1716Alternative SolutionNEERC 2009 Eastern Subregional282754

1512ZiniumTimus Top Coders: Third Challenge434756

1424MinibusTimus Top Coders: First Challenge482761

1169PairsRomanian Online Contest December 2001467762

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest451762

1689Fisherman and BarbellUSU Personal Contest 2009310762

1484Film RatingUSU Championship 2006441763

1948The Robot on the LineUral FU Personal Contest 2012128765

1921Chaos and OrderUral Regional School Programming Contest 2012136767

1705Gangster HaresUral Championship 2009300774

1042Central HeatingUSU Championship 20001405775

1720Summit Online JudgeNEERC 2009 Eastern Subregional274775

1392Dreaming of Stars491778

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest211778

1434Buses in VasyukiUSU Personal Contest 2006463787

1976Game OptimizationUral Championship 2013100788

1547Password SearchUral Championship 2007395791

1647Divide an Island!Autumn School Contest 2008314794

1979Resources DistributionUral Championship 201399796

1165SubnumberNEERC 2001 Northern Subregional446797

1715Another Ball KillerNEERC 2009 Eastern Subregional266797

1030TitanicUral Championship 19991376798

1983Nectar GatheringOpen Ural FU Championship 201390799

1824Ifrit BomberUSU Personal Contest 2011199800

1593Square Country. Version 2296805

1456Jedi Riddle 2Timus Top Coders: Second Challenge442808

1970皇后像廣場Ural FU Personal Contest 2013102808

1949The Best Picture in the GalaxyUral FU Personal Contest 2012120812

1630TalismanUSU Championship 2008308814

1268Little ChuUSU Championship 2003452818

1883Ent's BirthdayUral Regional School Programming Contest 2011169818

1608Lucky Tickets 2008Ural Championship 2008332820

1269Obscene Words FilterUSU Championship 2003449824

1105Observers ColoringTetrahedron Team Online Contest May 2001425825

1836Babel FishUral Championship 2011186833

1761Binary PalindromeUSU Personal Contest 2010235834

1154Mages ContestUral Championship 2001. Round 2422841

1937Davy Jones’s OrganUral FU Championship 2012121845

1147Shaping RegionsDSAP Vietnam Online Contest November 2001418847

1379Cups TransportationUral Championship 2005. Round 1447853

1863Peaceful AtomUral FU Championship 2011162855

1323ClassmatesUral Championship 2004. Round 2435858

1498Stroke at Full SpeedAutumn School Contest 2006390858

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest444859

1006Square FramesUSU Championship 19971286860

1233Amusing NumbersNEERC 2002422860

1436BillboardUSU Personal Contest 2006423860

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest371860

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest233861

1276TrainNEERC 2003 Central Subregional427866

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest162867

1324Extra SpacesUral Championship 2004. Round 2429869

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest294871

1578Mammoth HuntAutumn School Contest 2007331879

1373Pictura ex MachinaUral Championship 2005. Round 1430886

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest386887

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest226887

1342EnterpriseUSU Championship 2004425890

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest262890

1245PicturesUSU Personal Contest 2003408893

1879GOV-internship 2Ural Regional School Programming Contest 2011154893

1887Frequent Flyer CardNEERC 2011 Eastern Subregional153894

1580Dean's DebtsAutumn School Contest 2007320908

1364LaraKillerUral Championship 2005. Round 2416911

1277Cops and ThievesNEERC 2003 Central Subregional405912

1907Coffee and BunsUral Championship 2012114913

1862Very Wealthy MoleUral FU Championship 2011151914

1965Pear TreesUral FU Personal Contest 201389914

1827Indigenous WarsUSU Personal Contest 2011172919

1278“… Connecting People”NEERC 2003 Central Subregional400923

1237Evacuation PlanNEERC 2002392925

1575Yekaterinburg Subway 2Autumn School Contest 2007314925

1730ManBearPigUral Regional School Programming Contest 2009227925

1285Thread in a HyperspaceUSU Personal Contest 2004401926

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional111930

1784RoundersUral SU Championship 2010186934

1768Circular StringsUral Championship 2010204941

1968Glass PyramidUral FU Personal Contest 201386942

1422FirefliesTimus Top Coders: First Challenge387943

1985Prime SquareOpen Ural FU Championship 201374951

1175Strange SequenceUSU Personal Contest 2002373952

1569Networking the “Iset”USU Championship 2007304957

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup85959

1151RadiobeaconsUral Championship 2001. Round 2366966

1040Airline CompanyUSU Championship 20001117973

1398Bishop and Pawn333973

1591Abstract ThinkingNEERC 2007 Eastern Subregional296974

1722Observation DeckUral Regional School Programming Contest 2009215975

1418Military StoryUSU Championship 2005385982

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest347983

1130Nikifor's WalkUSU Championship 2001358984

1451Beerhouse TaleTimus Top Coders: Second Challenge361984

1331VladislavaAutumn School Contest 2004381985

1435Financial ErrorUSU Personal Contest 2006366990

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2391000

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest361000

1791Uncle Styopa and BusesUral Regional School Programming Contest 20101721002

1339BabiesUSU Championship 20043751006

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2891011

1311Stable ConstructionUral Championship 2004. Round 13671012

1570Eating HighUSU Championship 20072871012

1539Intelligence DataUSU Personal Contest 20073111016

1687Numismatics for FunUSU Personal Contest 20092291020

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1361025

2007Mutants versus MachinesUral Regional School Programming Contest 2013661027

1075Thread in a SpaceUSU Personal Contest 20019591030

1790Searching for the TruthUral Regional School Programming Contest 20101661036

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1911041

1518Jedi Riddle 3Timus Top Coders: Third Challenge3071058

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1511068

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1501075

1317HailUral Championship 2004. Round 23391093

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1811095

1511Fiscal OperationsTimus Top Coders: Third Challenge2961097

1173Lazy SnailRomanian Online Contest December 20013201101

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2181102

1766Humpty DumptyUral Championship 20101691124

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup711124

1341DeviceUSU Championship 20043321132

1946Chinese Hockey 3Ural FU Personal Contest 2012831135

1627JoinPetrozavodsk Winter 2008. ITMO Contest2231137

1458War GamesTimus Top Coders: Second Challenge3091145

1357Teakettle 1.0 for DummiesSpring School Contest 20053281147

1947MeanderUral FU Personal Contest 2012821147

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2011148

1807Cartridges for MaximNEERC 2010 Eastern Subregional1471153

1544Classmates 3Ural Championship 20072671156

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2481156

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3271157

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2871164

1408Polynomial MultiplicationAutumn School Contest 20053241167

1447Portkey NetworkUral Championship 20063061167

1444ElephpotamusUral Championship 20063041174

1686Photovoltaic SpaceshipUSU Personal Contest 20091971177

1595Perfect Sequence1881180

1453QueenTimus Top Coders: Second Challenge2971190

1540Battle for the RingUSU Personal Contest 20072631195

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1741196

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2421199

1307ArchiverUral Championship 2004. Round 13081200

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1141202

1657Cube SnakeNEERC 2008 Eastern Subregional2031204

1736Chinese HockeyUSU Championship 20091701210

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional831210

1359ConstructionSpring School Contest 20053101211

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest281211

1035Cross-stitchUral Championship 19999011212

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1391215

1669Universal WordPetrozavodsk Winter 2008. USU Contest1951226

1487Chinese FootballUSU Championship 20062701229

1310ACM DiagnosticsUral Championship 2004. Round 12991235

1950Martian FarmlandsUral FU Personal Contest 2012751242

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest271244

1321Floor IndicatorUral Championship 2004. Round 22961247

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2701254

1538Towers of GuardUSU Personal Contest 20072501255

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2481270

1546Japanese SortingUral Championship 20072421271

1533Fat HobbitsUSU Personal Contest 20072441284

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1961286

1177Like ComparisonsUSU Personal Contest 20022731289

1328FireballAutumn School Contest 20042881292

1065FrontierNEERC 20007781302

1050Preparing an ArticleUSU Local Contest. March 20008221303

1097Square Country 2USU Local Contest. March 20017041304

1171Lost in SpaceRomanian Online Contest December 20012661316

1281River BasinNEERC 2003 Central Subregional2741332

1240Heroes of Might and MagicNEERC 20022651350

1099Work Scheduling6111357

1360Philosophical DisputeUral Championship 2005. Round 22751362

1499KerchiefsAutumn School Contest 20062411368

1770The Party of Ural ChampionsUral Championship 20101361379

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup561380

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup561380

1393Average Common Prefix2681383

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1411386

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2261389

1908Brute-force SearchUral Championship 2012711397

1802Cube PuzzleNEERC 2010 Eastern Subregional1191403

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2221413

1266Kirchhoff's LawUSU Championship 20032571416

1265MirrorUSU Championship 20032561422

1318LogarithmUral Championship 2004. Round 22581424

1299PsyloniansSpring School Contest 20042571427

1449Credit Operations 2Timus Top Coders: Second Challenge2461427

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1101433

1419Maps of the Island WorldsUSU Championship 20052591442

1412Autumn TideUSU Championship 20052581448

1345HTMLUSU Championship 20042571450

1347BlogSpring School Contest 20052561457

1764TranssibUral Championship 20101281459

1441From the History of Gringotts BankUral Championship 20062411469

1886Trip 2NEERC 2011 Eastern Subregional891472

1043Cover an ArcUSU Championship 20007341474

1762Search for a Hiding-PlaceUSU Personal Contest 20101281480

1170DesertRomanian Online Contest December 20012351483

1565The Duel for ThreeUSU Championship 20071911495

1969Hong Kong TramUral FU Personal Contest 2013501508

1251Cemetery ManagerUSU Local Contest. March 20032371512

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2171523

1782Jack's New WordUral SU Championship 20101101526

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1531527

1241Inlay CuttersNEERC 20022331530

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest871537

1831Tsyfirkin's LessonUral Championship 2011961540

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2111564

1337BureaucracyAutumn School Contest 20042351572

1568Train Car SortingUSU Championship 20071811574

1734Endgame DatabaseUSU Championship 20091281578

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1221585

1485Football and LieUSU Championship 20062061593

1670AsteriskPetrozavodsk Summer 2008. USU Contest1461596

1583CheeseNEERC 2007 Eastern Subregional1751612

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2301625

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2281638

1488ACM PokerUSU Championship 20061991646

1516NostalgiaTimus Top Coders: Third Challenge1931653

1894Non-Flying WeatherNEERC 2011 Eastern Subregional781656

1702CrossroadUral Championship 20091341666

1977Energy WallUral Championship 2013421668

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest791675

1062TriathlonNEERC 20006011678

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional571680

1610CactusesUral Championship 20081561690

1508Japanese PuzzleNEERC 2006 Eastern Subregional1921691

1420Integer-Valued Complex DivisionUSU Championship 20052191694

1841CablewaysPetrozavodsk Summer 2010. USU Contest781701

1338AutomobilesUSU Championship 20042161713

1707Hypnotoad's SecretUral Championship 20091301714

1046Geometrical DreamsUSU Local Contest. March 20006211718

1615Tram SolitaireUral Championship 20081531721

1257HyphenationAutumn School Contest 20032091725

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011991735

1839The MentaculusUral Championship 2011841736

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest761740

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1781743

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest881755

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1891764

1492Vasya's Dad 2Autumn School Contest 20061841769

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest161770

1514National ParkTimus Top Coders: Third Challenge1791775

1781Clean CodeUral SU Championship 2010931778

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1071788

1417Space Poker 2USU Championship 20052061796

1304ParallelepipedUral Championship 19982011807

2022Riding a ToadNEERC 2014 Eastern Subregional171814

1425Queen 2Timus Top Coders: First Challenge1961817

1378Artificial IntelligenceUral Championship 2005. Round 12031830

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest841830

1093DartsUSU Local Contest. March 20014981833

1163ChapaevNEERC 2001 Northern Subregional1861853

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1231872

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1231872

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1511877

1945Many-armed BrothersUral FU Personal Contest 2012461885

1972Game TestingUral Championship 2013361885

1757Gold BarsUSU Personal Contest 2010981891

1532Lost in TranslationUSU Personal Contest 20071621897

1634Spider MiteUSU Championship 20081261903

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1221903

1503PolynomialNEERC 2006 Eastern Subregional1691908

1216Two Pawns and One KingUSU Championship 20021841909

1703Robotic ArmUral Championship 20091151920

1187Statistical TroubleNEERC 20011791932

1455Freedom of SpeechTimus Top Coders: Second Challenge1791932

1867NanotechnologiesUral FU Championship 2011661935

1833Hopes of RowingUral Championship 2011741943

1396Maximum. Version 21751962

1148Building TowersDSAP Vietnam Online Contest November 20011731982

1188LibraryNEERC 20011722006

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1742014

1232Asteroid LandingNEERC 2002 Central Subregional1722036

1288AstrolocationUSU Personal Contest 20041772036

1063Domino PuzzleNEERC 20004932038

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1122041

1978E-LiteUral Championship 2013322065

1267Yekaterinburg SubwayUSU Championship 20031722078

1092TransversalUSU Local Contest. March 20014372082

1835Swamp DoctorUral Championship 2011682093

1549Another Japanese PuzzleUral Championship 20071432094

1543Dance RevolutionUral Championship 20071422108

1850Space TourismPetrozavodsk Summer 2010. USU Contest612108

1541ChaseUSU Personal Contest 20071442118

1315MDPAR and MIIARUral Championship 2004. Round 11702120

1041NikiforUSU Championship 20005072121

1074Very Short ProblemUSU Personal Contest 20014582132

1504Good MannersNEERC 2006 Eastern Subregional1492148

1652Banking CrisisNEERC 2008 Eastern Subregional1092156

1655Somali PiratesNEERC 2008 Eastern Subregional1082174

1882Old NokiaUral Regional School Programming Contest 2011572186

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21662205

1397Points Game1462217

2006Kirill the GardenerUral Regional School Programming Contest 2013252231

1256Cemetery GuardUSU Local Contest. March 20031572236

1270UnicubeUSU Championship 20031592238

1368Goat in the Garden 3Ural Championship 2005. Round 21632243

1758Bald Spot Revisited 2USU Personal Contest 2010812244

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1012263

1284Space PokerUSU Personal Contest 20041552307

1481Winning ChancesUSU Championship 20061392310

1829Routing TablesUSU Personal Contest 2011622324

1865The Island of MärketUral FU Championship 2011532335

1739FaryuksUSU Championship 2009832342

1735Theft of the CenturyUSU Championship 2009822367

1895Steaks on BoardNEERC 2011 Eastern Subregional512390

1717Eligibility RulesNEERC 2009 Eastern Subregional812418

1275Knights of the Round TableNEERC 2003 Central Subregional1452441

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional362447

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest602457

1704DemodulationUral Championship 2009872474

1975Model of the EarthUral Championship 2013252478

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest502485

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional782501

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1082561

1609Tram TileUral Championship 2008992573

1300TaxesUral Championship 19981382576

1308Dean's PyramidUral Championship 2004. Round 11382578

1312TrayUral Championship 2004. Round 11372596

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup252602

1454Rectangles 2Timus Top Coders: Second Challenge1302609

1520Empire Strikes BackTimus Top Coders: Third Challenge1182621

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest472626

1239Ghost BustersNEERC 20021312633

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup242679

1938Caribbean TriangleUral FU Championship 2012312698

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest72707

1856War and PeacePetrozavodsk Summer 2011. USU Contest452711

1505Oil TransferNEERC 2006 Eastern Subregional1152732

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest812761

1858Magic CubePetrozavodsk Summer 2011. USU Contest442761

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1152766

1566Triangular PostcardsUSU Championship 2007982783

1694Killer WordsPetrozavodsk Winter 2009. USU Contest772784

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest772784

1597Chernobyl’ Eagle on a Roof. Version 292810

1681Brother Bear's GardenUSU Personal Contest 2009762834

1637Triangle Game 2USU Championship 2008812844

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest632866

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest62876

1482Triangle GameUSU Championship 20061082916

1957MundialPetrozavodsk Winter 2013. Kontur Cup212938

141140 Islands KnightsUSU Championship 20051222939

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional282962

1834Tennis RacketUral Championship 2011452967

1909Space ReconUral Championship 2012282979

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest712990

1999The secret moduleNEERC 2013 Eastern Subregional163049

2016Magic and ScienceNEERC 2014 Eastern Subregional63061

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest463071

1442Floo PowderUral Championship 20061103072

1622EndspielPetrozavodsk Winter 2008. ITMO Contest763080

1395Pascal vs. C++. Version 21073115

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest453127

1367Top SecretUral Championship 2005. Round 21143130

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest373184

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733191

1438Time Limit ExceededUSU Personal Contest 20061053238

1058ChocolateNEERC 2000 Central Subregional3223251

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest43287

1616Square Country 4Ural Championship 2008753300

1166Funny Card GameNEERC 2001 Northern Subregional1033345

1429BiscuitsTimus Top Coders: First Challenge1003402

1464LightPetrozavodsk Winter 2006. USU Contest933409

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1033450

1733Forgotten TechnologyUSU Championship 2009533457

1973Location GeneratorUral Championship 2013153469

1847ZamkadyePetrozavodsk Summer 2010. USU Contest333481

1632LasersUSU Championship 2008643498

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup163503

1466Magic SquarePetrozavodsk Winter 2006. USU Contest903511

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest763514

1765Error 404Ural Championship 2010473531


1509Domino RecognitionNEERC 2006 Eastern Subregional823712

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest23834

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest23834

1778Chinese Hockey 2Ural SU Championship 2010373896

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest903899

1661DodecahedronPetrozavodsk Winter 2008. USU Contest533988

1967Programmer CasinoUral FU Personal Contest 2013124111

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest504187

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest684202

1598DSA Attack24267

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest704322

1763Expert FleaUral Championship 2010364376

1271Sailing DirectionsUSU Championship 2003764397

1797Summit Online Judge. Version 2164421

1771A Deputy's MorningUral Championship 2010354473

1460WiresPetrozavodsk Winter 2006. USU Contest684501

1594Aztec Treasure414588

1344Gigantic TurnipUSU Championship 2004744609

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest654610

1801The Revolution CupNEERC 2010 Eastern Subregional294642

1340CucarachaUSU Championship 2004734664

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest404844

1426RectanglesTimus Top Coders: First Challenge664924

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest575160

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest415194

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest655199

1365Testing CalculatorUral Championship 2005. Round 2625390

1906The Lost CivilizationUral Championship 2012115390

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest175522

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest605570

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest375636

1372Death StarUral Championship 2005. Round 1585732

1848Fly HuntPetrozavodsk Summer 2010. USU Contest155987

1668Death Star 2Petrozavodsk Winter 2008. USU Contest316128

1842Local RootsPetrozavodsk Summer 2010. USU Contest146236

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest446402

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest296442

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional296579

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest166615

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest306622

1674Drunk KingPetrozavodsk Summer 2008. USU Contest276729

1363HalftonesUral Championship 2005. Round 2447187

1548Sakura and StatisticsUral Championship 2007347280

1653Death ConveyorNEERC 2008 Eastern Subregional257330

1536Delights of Pipe-weedUSU Personal Contest 2007327767

1596Knight Mare77843

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup18276

1432Twofold LuckUSU Personal Contest 2006348464

1840Victim of AdvertisingUral Championship 201189068

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest199134

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest179221

1376Dean's Pyramid 2Ural Championship 2005. Round 1329281

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest229444

1415Mobile LifeUSU Championship 2005299944

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1310530

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1310824

1374MisereUral Championship 2005. Round 12311812

1708Sum of Digits 2Ural Championship 20091011994

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2212184

1399Economical Director1712350

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012996

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1313139

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1314249

1369Cockroach RaceUral Championship 2005. Round 21316875

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118566

1589SokobanNEERC 2007 Eastern Subregional322934

1394Ships. Version 2329993