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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem6091719

1001Reverse Root1661720

1785Lost in LocalizationUral Regional School Programming Contest 2010869021

1293EniyaSpring School Contest 20041546325

1877Bicycle CodesUral Regional School Programming Contest 2011585625

1409Two GangstersAutumn School Contest 20051485526

1820Ural SteaksUSU Personal Contest 2011563829

1787Turn for MEGAUral Regional School Programming Contest 2010557732

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011431433

1264WorkdaysAutumn School Contest 20031113034

1197Lonesome KnightSpring School Contest 20021049635

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional295937

1639Chocolate 2Autumn School Contest 2008645939

1924Four ImpsUral Regional School Programming Contest 2012265541

2001Mathematicians and BerriesUral Regional School Programming Contest 2013183941

1313Some Words about SportUral Championship 2004. Round 1848345

12091, 10, 100, 1000...Autumn School Contest 2002791946

1068Sum2181447

1319HotelUral Championship 2004. Round 2792248

1567SMS-spamUSU Championship 2007626748

1581TeamworkAutumn School Contest 2007612349

1225FlagsNEERC 2002 Central Subregional698053

1263ElectionsAutumn School Contest 2003716653

1585PenguinsNEERC 2007 Eastern Subregional555653

1881Long problem statementUral Regional School Programming Contest 2011270753

1876Centipede's MorningUral Regional School Programming Contest 2011264055

1100Final StandingsTetrahedron Team Online Contest May 2001641256

1327FusesAutumn School Contest 2004669457

1893A380NEERC 2011 Eastern Subregional252257

1110PowerBulgarian Online Contest September 2001607359

1243Divorce of the Seven DwarfsUSU Personal Contest 2003620760

1493One Step from HappinessAutumn School Contest 2006566660

1349FarmSpring School Contest 2005632161

1925British Scientists Save the WorldUral Regional School Programming Contest 2012171663

1991The battle near the swampNEERC 2013 Eastern Subregional122163

1545HieroglyphsUral Championship 2007499764

1607TaxiUSU Personal Contest 2008442264

1496SpammerAutumn School Contest 2006525765

1636Penalty TimeUSU Championship 2008392765

1149Sinus Dances527968

1196History ExamSpring School Contest 2002533968

1837Isenbaev's NumberUral Championship 2011233568

1617Flat SpotsUral Championship 2008398370

1723Sandro's BookUral Regional School Programming Contest 2009305971

1131CopyingUSU Championship 2001496272

1654Cipher MessageNEERC 2008 Eastern Subregional353472

1563BayanUSU Championship 2007410573

1792Hamming CodeUral Regional School Programming Contest 2010243473

2005Taxi for ProgrammersUral Regional School Programming Contest 2013101673

1025Democracy in DangerAutumn School Contest 20001497274

1457Heating MainTimus Top Coders: Second Challenge491674

1224SpiralNEERC 2002 Central Subregional488276

1712Cipher GrilleNEERC 2009 Eastern Subregional281877

1935Tears of DrownedUral FU Championship 2012140777

1290SabotageSpring School Contest 2004488378

1083Factorials!!!Spring School Contest 20011228279

2002Test TaskUral Regional School Programming Contest 201394979

2011Long StatementUral Regional School Programming Contest 201394179

1194HandshakesSpring School Contest 2002431284

1502Domino DotsNEERC 2006 Eastern Subregional403084

1902Neo-VeniceUral Championship 2012129585

1139City BlocksNEERC 2001 Central Subregional418386

1638BookwormUSU Championship 2008298786

1120Sum of Sequential NumbersAutumn School Contest 2001413387

1106Two TeamsTetrahedron Team Online Contest May 2001405888

1404Easy to Hack!Autumn School Contest 2005441488

1180Stone GameUSU Personal Contest 2002395991

1796Amusement ParkUral Regional School Programming Contest 2010196091

1786Sandro's BiographyUral Regional School Programming Contest 2010193692

1601AntiCAPSUSU Personal Contest 2008296894

1161StripiesNEERC 2001 Northern Subregional380895

16421D MazeAutumn School Contest 2008268395

1510OrderNEERC 2006 Eastern Subregional350097

1644A Whole Lot of WalnutsAutumn School Contest 2008260298

1731DillUral Regional School Programming Contest 2009220898

1005Stone PileUSU Championship 19971123799

1009K-based NumbersUSU Championship 19971116099

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201375299

1119MetroAutumn School Contest 20013592100

1297PalindromeSpring School Contest 20043750101

1446Sorting HatUral Championship 20063615101

1873GOV ChroniclesUral Regional School Programming Contest 20111413101

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013470102

1777AnindilyakwaUral SU Championship 20101760102

1214Strange ProcedureAutumn School Contest 20023563103

1370MagicianUral Championship 2005. Round 23742103

1228ArrayNEERC 2002 Central Subregional3512105

1146Maximum SumDSAP Vietnam Online Contest November 20013395106

1020RopeAutumn School Contest 200010095109

1136ParliamentNEERC 2001 Central Subregional3277110

1118Nontrivial NumbersAutumn School Contest 20013234111

1573AlchemyAutumn School Contest 20072683111

1014Product of DigitsUSU Local Contest. 19999876112

1082Gaby IvanushkaSpring School Contest 20018665112

1330IntervalsAutumn School Contest 20043394113

1044Lucky Tickets. Easy!USU Championship 20009352116

1192Ball in a DreamSpring School Contest 20023114116

1203Scientific ConferenceUSU Local Contest. March 20023129116

1296HyperjumpSpring School Contest 20043249116

1582BookmakersNEERC 2007 Eastern Subregional2541116

1079MaximumWinter Mathematical Festival Varna 20018395117

1711Code NamesNEERC 2009 Eastern Subregional1827118

1226esreveR redrONEERC 2002 Central Subregional3098119

1868Prediction ContestUral FU Championship 20111204119

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023007120

1219Symbolic SequenceUSU Championship 20023000122

2000Grand Theft Array VUral Regional School Programming Contest 2013606122

1126Magnetic StormsUSU Championship 20012866125

1683FridgeUSU Personal Contest 20091920125

1123SalaryAutumn School Contest 20012845126

1931Excellent TeamUral FU Championship 2012848126

1688Team.GOV!USU Personal Contest 20091875128

1984Dummy GuyOpen Ural FU Championship 2013590128

1086CryptographySpring School Contest 20017560129

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101360131

1283DwarfUSU Personal Contest 20042840133

1336Problem of Ben BetsalelAutumn School Contest 20042869133

1353Milliard Vasya's FunctionSpring School Contest 20052892133

1725Sold Out!Ural Regional School Programming Contest 20091614134

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional558134

1022Genealogical TreeAutumn School Contest 20008143135

1021Sacrament of the SumAutumn School Contest 20007980138

1260Nudnik PhotographerAutumn School Contest 20032716138

1821BiathlonUSU Personal Contest 20111176139

1352Mersenne PrimesSpring School Contest 20052752140

1740Deer is Better!USU Championship 20091533140

1864Get-Together at Den'sUral FU Championship 20111029140

1222Chernobyl’ EaglesUSU Championship 20022598141

1612Tram ForumUral Championship 20081960141

1026Questions and AnswersAutumn School Contest 20007756142

1142RelationsDSAP Vietnam Online Contest November 20012535142

1402CocktailsAutumn School Contest 20052680144

1576Telephone TariffsAutumn School Contest 20072037145

1878Rubinchik's CubeUral Regional School Programming Contest 2011982146

1964Chinese DialectsUral FU Personal Contest 2013654147

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional729149

1982Electrification PlanOpen Ural FU Championship 2013503150

1084Goat in the GardenSpring School Contest 20016462151

1756One and a Half DiggersUSU Personal Contest 20101320152

1178Akbardin’s RoadsUSU Personal Contest 20022363153

1572Yekaterinozavodsk Great WellAutumn School Contest 20071850160

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101105161

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional674161

1157Young TilerUral Championship 2001. Round 22186164

1210Kind SpiritsAutumn School Contest 20022227164

1306Sequence MedianUral Championship 19982314164

1769Old Ural LegendUral Championship 20101200164

1135RecruitsNEERC 2001 Central Subregional2174165

1869New Year CruiseUral FU Championship 2011872165

1874Football GoalUral Regional School Programming Contest 2011867165

1073Square CountryUSU Personal Contest 20015962166

1295Crazy NotionsSpring School Contest 20042272166

1800Murphy's LawNEERC 2010 Eastern Subregional1066166

1017StaircasesUSU Local Contest. 19996569168

1506Columns of NumbersNEERC 2006 Eastern Subregional2006168

1709Penguin-AviaUral Championship 20091405168

1213Cockroaches!Autumn School Contest 20022159170

1789Searching for the DodecahedronUral Regional School Programming Contest 20101045170

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091261171

1012K-based Numbers. Version 26414172

1167Bicolored HorsesRomanian Online Contest December 20012090172

1685OrthographyUSU Personal Contest 20091380174

1640Circle of WinterAutumn School Contest 20081448175

1413Mars JumperUSU Championship 20052162178

1280Topological SortingNEERC 2003 Central Subregional2100179

1930Ivan's CarUral Regional School Programming Contest 2012597179

1048Superlong SumsUSU Local Contest. March 20005967180

1193Queue at the ExamSpring School Contest 20021986182

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1390182

1134CardsNEERC 2001 Central Subregional1946184

1354Palindrome. Again PalindromeSpring School Contest 20052093184

1335White ThesisAutumn School Contest 20042063185

1164FillwordNEERC 2001 Northern Subregional1934186

1645Ski RaceAutumn School Contest 20081363186

1102Strange DialogTetrahedron Team Online Contest May 20011875189

1272Non-Yekaterinburg SubwayUSU Championship 20031975189

1613For Fans of StatisticsUral Championship 20081466189

1114BoxesBulgarian Online Contest September 20011852193

1208Legendary Teams ContestUSU Local Contest. March 20021868193

1586Threeprime NumbersNEERC 2007 Eastern Subregional1522193

1885Passenger ComfortNEERC 2011 Eastern Subregional723195

1138Integer PercentageNEERC 2001 Central Subregional1821197

1680The First NonqualifyingUSU Personal Contest 20091216197

1023ButtonsAutumn School Contest 20005565198

1207Median on the PlaneUSU Local Contest. March 20021821198

1133Fibonacci SequenceNEERC 2001 Central Subregional1789200

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1222200

1112CoverBulgarian Online Contest September 20011781201

1846GCD 2010Petrozavodsk Summer 2010. USU Contest720202

1944Record of the Attack at the OrbitUral FU Personal Contest 2012624205

1922Superhero TeamUral Regional School Programming Contest 2012518206

1423String TaleTimus Top Coders: First Challenge1778208

1249Ancient NecropolisUSU Local Contest. March 20031765209

1737Mnemonics and Palindromes 3USU Championship 20091013210

1002Phone NumbersCentral European Olympiad in Informatics 19995245211

1998The old PadawanNEERC 2013 Eastern Subregional352211

1200Horns and HoofsUSU Local Contest. March 20021689214

1348Goat in the Garden 2Spring School Contest 20051778216

1889Airport AnnouncementsNEERC 2011 Eastern Subregional651216

1981Parallel and PerpendicularOpen Ural FU Championship 2013345217

1152False MirrorsUral Championship 2001. Round 21645218

1515CashmasterTimus Top Coders: Third Challenge1528218

1011ConductorsUSU Championship 19975040219

1052Rabbit HuntUSU Local Contest. March 20004899220

1125HopscotchUSU Championship 20011582226

1033LabyrinthUral Championship 19994829227

1491Unreal StoryAutumn School Contest 20061491227

2003Simple MagicUral Regional School Programming Contest 2013321227

1490Fire CircleAutumn School Contest 20061485228

1795Husband in a ShopUral Regional School Programming Contest 2010779228

1024PermutationsAutumn School Contest 20004805229

1826MinefieldUSU Personal Contest 2011702231

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012457233

1049Brave BalloonistsUSU Local Contest. March 20004579235

1987Nested SegmentsOpen Ural FU Championship 2013320235

1333Genie Bomber 2Autumn School Contest 20041610236

1150Page NumbersUral Championship 2001. Round 21507238

1122GameAutumn School Contest 20011494239

1191Catch the thief!Spring School Contest 20021512239

1183Brackets SequenceNEERC 20011502240

1779The Great TeamUral SU Championship 2010736242

1635Mnemonics and PalindromesUSU Championship 20081047243

1933Guns for Battle!Ural FU Championship 2012435243

1108HeritageBulgarian Online Contest September 20011451246

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1567246

1113JeepBulgarian Online Contest September 20011444247

1247Check a SequenceUSU Personal Contest 20031494247

1603EruditeUSU Personal Contest 20081132247

1718RejudgeNEERC 2009 Eastern Subregional865248

1204IdempotentsUSU Local Contest. March 20021449249

1010Discrete FunctionUSTU PhysTech Cup 20004412250

1355Bald Spot RevisitedSpring School Contest 20051530250

1823Ideal GasUSU Personal Contest 2011646250

1205By the Underground or by Foot?USU Local Contest. March 20021442252

1242WerewolfUSU Personal Contest 20031460252

1433DiamondsUSU Personal Contest 20061454253

1298KnightSpring School Contest 20041471256

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1262256

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013810257

1726VisitsUral Regional School Programming Contest 2009824260

1494MonobilliardsAutumn School Contest 20061300261

1195Ouths and CrossesSpring School Contest 20021368263

1989SubpalindromesOpen Ural FU Championship 2013282265

1087The Time to Take StonesSpring School Contest 20013646266

1047Simple CalculationsUSU Local Contest. March 20004028267

1080Map ColoringWinter Mathematical Festival Varna 20013654268

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031377268

1303Minimal CoverageUral Championship 19981402268

1109ConferenceBulgarian Online Contest September 20011315271

1904The Lessons of the PastUral Championship 2012396271

1028StarsUral Championship 19994041272

1179Numbers in TextUSU Personal Contest 20021322272

1220StacksUSU Championship 20021329275

1117HierarchyAutumn School Contest 20011282278

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional625280

1201Which Day Is It?USU Local Contest. March 20021280282

1537EntsUSU Personal Contest 20071141282

1053PinocchioNEERC 2000 Central Subregional3792283

1032Find a MultipleUral Championship 19993357285

1658Sum of DigitsNEERC 2008 Eastern Subregional881285

1741Communication FiendUSU Championship 2009739287

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest708288

1497Cutting a SquareAutumn School Contest 20061167290

1684Jack's Last WordUSU Personal Contest 2009825290

1211Collective GuaranteeAutumn School Contest 20021254291

1244GentlemenUSU Personal Contest 20031265291

1551Sumo TournamentUral Championship 20071076293

1018Binary Apple TreeUSU Local Contest. 19993743294

1184Cable MasterNEERC 20011225294

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1158294

1590Bacon’s CipherNEERC 2007 Eastern Subregional986297

1753BookshelfUSU Personal Contest 2010672297

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional247297

1793Tray 2Ural Regional School Programming Contest 2010594298

1377Lara CroftUral Championship 2005. Round 11288299

1501Sense of BeautyNEERC 2006 Eastern Subregional1115302

1995Illegal spicesNEERC 2013 Eastern Subregional240306

1116Piecewise Constant FunctionAutumn School Contest 20011154309

1127Colored BricksUSU Championship 20011153309

1215Exactness of Projectile HitAutumn School Contest 20021182309

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest759311

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest656311

1901Space ElevatorsUral Championship 2012343313

1934Black SpotUral FU Championship 2012337313

1121BranchesAutumn School Contest 20011135314

1036Lucky Tickets3484315

1190Bar of ChocolateSpring School Contest 20021138316

1008Image EncodingUSTU PhysTech Cup 20003479318

1923Scary PoliticsUral Regional School Programming Contest 2012330320

1153SupercomputerUral Championship 2001. Round 21111322

1294Mars SatellitesSpring School Contest 20041168322

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1050325

1648YachtsAutumn School Contest 2008776325

1302Delta-waveUral Championship 19981151326

1124MosaicUSU Championship 20011088328

1029MinistryUral Championship 19992902330

1060Flip GameNEERC 20003084330

1588JamaicaNEERC 2007 Eastern Subregional888331

1604Country of FoolsUSU Personal Contest 2008836332

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest430332

1828Approximation by a ProgressionUSU Personal Contest 2011481335

1137Bus RoutesNEERC 2001 Central Subregional1059337

1227Rally ChampionshipNEERC 2002 Central Subregional1075341

1031Railway TicketsUral Championship 19993193343

1406Next NumberAutumn School Contest 20051121343

1185WallNEERC 20011046344

1223Chernobyl’ Eagle on a RoofUSU Championship 20021049348

1320Graph DecompositionUral Championship 2004. Round 21080348

1759Long-LiversUSU Personal Contest 2010568348

1783Nuclear Arms RaceUral SU Championship 2010508348

1483Table FootballUSU Championship 2006967350

1140Swamp IncidentNEERC 2001 Central Subregional1019351

1262Pseudo-Roman NumberAutumn School Contest 20031054353

1090In the Army NowUSU Local Contest. March 20012605354

1007Code WordsUSU Championship 19973106355

1218Episode N-th: The Jedi TournamentUSU Championship 20021017358

1941Scary Martian WordUral FU Personal Contest 2012353358

1631Drunk King 2USU Championship 2008702360

1055CombinationsNEERC 2000 Central Subregional2967361

1292Mars Space StationsSpring School Contest 20041038361

1282Game TreeNEERC 2003 Central Subregional1028362

1860FiborialPetrozavodsk Summer 2011. USU Contest391364

1160NetworkNEERC 2001 Northern Subregional1001365

1450Russian PipelinesTimus Top Coders: Second Challenge983365

1574Mathematicians and bracketsAutumn School Contest 2007802366

1156Two RoundsUral Championship 2001. Round 2975367

1261TipsAutumn School Contest 20031010368

1431DiplomasUSU Personal Contest 2006998368

1963KiteUral FU Personal Contest 2013256368

1992CVSNEERC 2013 Eastern Subregional197369

1403CourierAutumn School Contest 20051036371

1774Barber of the Army of MagesUral SU Championship 2010475371

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional377371

1246Tethered DogUSU Personal Contest 2003986373

1521War Games 2Timus Top Coders: Third Challenge878375

1651Shortest SubchainNEERC 2008 Eastern Subregional664377

1229Strong BrickworkNEERC 2002 Central Subregional965378

1346Intervals of MonotonicityUSU Championship 20041008378

1517Freedom of ChoiceTimus Top Coders: Third Challenge872379

1259How to Become Star?Autumn School Contest 2003979380

1039Anniversary PartyUSU Championship 20002856381

1078SegmentsWinter Mathematical Festival Varna 20012566381

1562GM-pineappleUSU Championship 2007771382

1015Test the Difference!USU Local Contest. 19992866384

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest636385

1115ShipsBulgarian Online Contest September 2001918387

1003ParityCentral European Olympiad in Informatics 19992840389

1176HyperchannelsUSU Personal Contest 2002923389

1094E-screenUSU Local Contest. March 20012358391

1279WarehouseNEERC 2003 Central Subregional950392

1217Unlucky TicketsUSU Championship 2002920396

1489Points on a ParallelepipedAutumn School Contest 2006852396

1407One-two, One-twoAutumn School Contest 2005967397

1289One Way TicketUSU Personal Contest 2004939399

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional267401

1427SMSTimus Top Coders: First Challenge918402

1571InterpretersUSU Championship 2007731403

1732Ministry of TruthUSU Championship 2009524404

1038Spell CheckerUSU Championship 20002682405

1107Warehouse ProblemTetrahedron Team Online Contest May 2001870405

1111SquaresBulgarian Online Contest September 2001876405

1356Something EasierSpring School Contest 2005940406

1480CouponsUSU Championship 2006832406

1141RSA Attack872409

1287Mars CanalsUSU Personal Contest 2004916409

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest787410

1602ElevatorUSU Personal Contest 2008676410

1700AwakeningUral Championship 2009566412

1089Verification with a VocabularySpring School Contest 20012333416

1971Graphics SettingsUral Championship 2013211417

1495One-two, One-two 2Autumn School Contest 2006805419

1181Cutting a Painted PolygonUSU Personal Contest 2002850421

1350CanteenSpring School Contest 2005907421

1776Anniversary FireworkUral SU Championship 2010418421

1202Rectangles TravelUSU Local Contest. March 2002851422

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest481422

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional413423

1128Partition into GroupsUSU Championship 2001838424

1507Difficult DecisionNEERC 2006 Eastern Subregional786427

1077Travelling Tours832428

1291Gear-wheelsSpring School Contest 2004874428

1019Line PaintingUSU Local Contest. 19992560430

1513Lemon TaleTimus Top Coders: Third Challenge764430

1252Sorting the TombstonesUSU Local Contest. March 2003852431

1641DutiesAutumn School Contest 2008582431

1051Simple Game on a GridUSU Local Contest. March 20002436440

1221Malevich Strikes Back!USU Championship 2002827440

1728Curse on Team.GOVUral Regional School Programming Contest 2009482441

1129Door PaintingUSU Championship 2001796447

1890Money out of Thin AirNEERC 2011 Eastern Subregional312447

1643Attack of the Dark FortressAutumn School Contest 2008559448

2009Canteen LineUral Regional School Programming Contest 2013159448

1871Seismic WavesUral FU Championship 2011311452

1519Formula 1Timus Top Coders: Third Challenge722455

1072RoutingUSU Personal Contest 20012166456

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001781456

1258PoolAutumn School Contest 2003814456

1884Way to the UniversityUral Regional School Programming Contest 2011307456

1900Brainwashing DeviceUral Championship 2012230458

1942Attack at the OrbitUral FU Personal Contest 2012275458

1189Pairs of IntegersNEERC 2001782459

1416ConfidentialUSU Championship 2005833459

1410CrackUSU Championship 2005828461

1535The Hobbit or There and Back AgainUSU Personal Contest 2007691463

1928Another Ecology ProblemUral Regional School Programming Contest 2012227463

1980Road to InvestorUral Championship 2013188463

1162Currency ExchangeNEERC 2001 Northern Subregional762467

1891Language OceanNEERC 2011 Eastern Subregional294469

1428Jedi RiddleTimus Top Coders: First Challenge782470

1729Dead Man's ChestUral Regional School Programming Contest 2009451470

2004Scientists from SpilkovoUral Regional School Programming Contest 2013149473

1870Zinium 2Ural FU Championship 2011295474

1091Tmutarakan ExamsUSU Local Contest. March 20011936476

1525PathPetrozavodsk Winter 2007. D.Gozman Contest672477

1236Decoding TaskNEERC 2002762478

1628White StreaksUSU Championship 2008525479

1754Explosion in a PyramidUSU Personal Contest 2010410479

1098Questions1832480

1838Samurai's StrokeUral Championship 2011323481

1095Nikifor 3USU Local Contest. March 20011905483

1155TroubleduonsUral Championship 2001. Round 2732486

1343Fairy TaleUSU Championship 2004782486

1579Coat TransportationAutumn School Contest 2007602487

1066GarlandNEERC 20002077488

1990PodracingNEERC 2013 Eastern Subregional145490

1401GamersAutumn School Contest 2005778492

1939First SealUral FU Championship 2012209493

1212BattleshipAutumn School Contest 2002735494

1273TieUSU Championship 2003749495

1103Pencils and CirclesTetrahedron Team Online Contest May 2001703500

1329Galactic HistoryAutumn School Contest 2004753502

1056Computer NetNEERC 2000 Central Subregional2116506

1182Team Them Up!NEERC 2001708506

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional419508

1326Bottle TapsUral Championship 2004. Round 2732512

1430Crime and PunishmentTimus Top Coders: First Challenge714514

1322SpyUral Championship 2004. Round 2727515

1803The Czechs' RiflesNEERC 2010 Eastern Subregional336516

1158Censored!NEERC 2001 Northern Subregional688517

1334CheckersAutumn School Contest 2004730517

1238FoldingNEERC 2002704520

1366PresentsUral Championship 2005. Round 2732520

1143Electric PathDSAP Vietnam Online Contest November 2001680522

1866Poetic FootUral FU Championship 2011267522

1069Prufer CodeUSU Personal Contest 20011882525

1316Electronic AuctionUral Championship 2004. Round 1713525

1806Mobile TelegraphsNEERC 2010 Eastern Subregional329525

1045Funny GameUSU Local Contest. March 20002019531

1994The Emperor's planNEERC 2013 Eastern Subregional134531

1577E-mailAutumn School Contest 2007548536

1600AirportUSU Personal Contest 2008515537

1892Morning in KoltsovoNEERC 2011 Eastern Subregional256537

1903Unidentified ShipsUral Championship 2012196539

1101Robot in the FieldTetrahedron Team Online Contest May 2001650540

1400Cellular CharactersAutumn School Contest 2005706541

1767The House of Doctor DeeUral Championship 2010357541

1822Hugo II's WarUSU Personal Contest 2011293542

1027D++ AgainAutumn School Contest 20002021543

1710Boris, You Are Wrong!Ural Championship 2009427543

1605Devil's SequenceUSU Personal Contest 2008507544

1064Binary SearchNEERC 20001860546

1962In Chinese RestaurantUral FU Personal Contest 2013171546

1314Chase in SubwayUral Championship 2004. Round 1685547

1439Battle with You-Know-WhoUral Championship 2006657551

1061Buffer ManagerNEERC 20001832553

1414Astronomical DatabaseUSU Championship 2005687553

1701Ostap and PartnersUral Championship 2009419553

1940Not So Simple YearsUral FU Championship 2012185554

1071Nikifor 2USU Personal Contest 20011770558

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional186558

1085MeetingSpring School Contest 20011730559

1059ExpressionNEERC 2000 Central Subregional1908561

1550Dean's Pyramid 3Ural Championship 2007558561

1932The Secret of IdentifierUral FU Championship 2012182563

1004Sightseeing TripCentral European Olympiad in Informatics 19991951565

1698Square Country 5Petrozavodsk Winter 2009. USU Contest414565

1760Infernal WorkUSU Personal Contest 2010346566

1713Key SubstringsNEERC 2009 Eastern Subregional371570

1198Jobbery670571

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005663573

1445Christmas giftsUral Championship 2006629573

1534Football in GondorUSU Personal Contest 2007554574

1650BillionairesNEERC 2008 Eastern Subregional433574

1070Local TimeUSU Personal Contest 20011711576

1437Gasoline StationUSU Personal Contest 2006631577

1448Lighting in HogwartsUral Championship 2006627578

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012178578

1966Cycling RoadsUral FU Personal Contest 2013158578

2008SwiftyUral Regional School Programming Contest 2013119579

1690Army of MagesPetrozavodsk Winter 2009. USU Contest403580

1592Chinese WatchesNEERC 2007 Eastern Subregional499581

1421Credit OperationsTimus Top Coders: First Challenge627584

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest438585

1659Regular TrianglesNEERC 2008 Eastern Subregional424585

1682Crazy ProfessorUSU Personal Contest 2009404585

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup140585

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest241587

1172Ship RoutesRomanian Online Contest December 2001605588

1362Classmates 2Ural Championship 2005. Round 2646588

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest499589

1054Hanoi TowerNEERC 2000 Central Subregional1797595

1375Bill CleversUral Championship 2005. Round 1639597

1832Arirang ShowUral Championship 2011257600

1706Cipher Message 2Ural Championship 2009383604

1067Disk TreeNEERC 20001661610

1358CablesSpring School Contest 2005621614

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional168614

1309DisputeUral Championship 2004. Round 1602621

1755CakeUSU Personal Contest 2010315621

1872Spacious OfficeUral FU Championship 2011223621

1986Paul’s SaladsOpen Ural FU Championship 2013114623

1988Planet Ocean LandingOpen Ural FU Championship 2013114623

1325DirtUral Championship 2004. Round 2595627

1096Get the Right Route Plate!USU Local Contest. March 20011457631

1174Weird PermutationsRomanian Online Contest December 2001561632

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest465632

1773Metro to Every HomeUral Championship 2010303634

1076Trash1539637

1234BricksNEERC 2002568638

1088Ilya MurometzSpring School Contest 20011510640

1830Help in the RNOSUral Championship 2011240641

1254Die HardUSU Local Contest. March 2003568642

1606SlalomUSU Personal Contest 2008428642

1443RailsUral Championship 2006557646

1465Pawn GamePetrozavodsk Winter 2006. USU Contest530646

1253NecrologuesUSU Local Contest. March 2003564647

1186Chemical ReactionsNEERC 2001550648

1248Sequence SumUSU Personal Contest 2003562648

1633HippogriffsUSU Championship 2008381655

1564Counting OnesUSU Championship 2007442659

1452Pascal vs. C++Timus Top Coders: Second Challenge539661

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009316668

1875Angry BirdsUral Regional School Programming Contest 2011205670

1332Genie BomberAutumn School Contest 2004560672

1542AutocompletionUral Championship 2007463672

1629TripUSU Championship 2008370674

1974Similar TunesUral Championship 2013125679

1500Pass LicensesNEERC 2006 Eastern Subregional492680

1440Training ScheduleUral Championship 2006528681

1772Ski-Trails for RobotsUral Championship 2010281682

1775Space BowlingUral SU Championship 2010255682

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest490687

1780Gray CodeUral SU Championship 2010252688

1961Cantonese DialectUral FU Personal Contest 2013135689

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional248690

1034Queens in Peaceful PositionsUral Championship 19991571696

1301Cube in LabyrinthUral Championship 1998533699

1286Starship TravelUSU Personal Contest 2004524709

1371Cargo AgencyUral Championship 2005. Round 1540709

1274Fractional ArithmeticNEERC 2003 Central Subregional519711

1230Introspective ProgramNEERC 2002 Central Subregional507712

1486Equal SquaresUSU Championship 2006471712

1037Memory ManagementUSU Championship 20001512716

1168Radio StationsRomanian Online Contest December 2001494716

1611DecimationUral Championship 2008379716

1825Ifrit Bomber 2USU Personal Contest 2011219717

1996Cipher Message 3NEERC 2013 Eastern Subregional96717

1646Godzilla Strikes Back!Autumn School Contest 2008344719

1738Computer SecurityUSU Championship 2009289719

1159FenceNEERC 2001 Northern Subregional490722

1614National Project “Trams”Ural Championship 2008374724

1016Cube on the WalkUSU Local Contest. 19991512725

1305Convex HullUral Championship 1998514725

1927Herbs and MagicUral Regional School Programming Contest 2012141725

1936RoshamboUral FU Championship 2012139725

1057Amount of DegreesNEERC 2000 Central Subregional1468728

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest401729

1235Cricket FieldNEERC 2002496731

1405Goat in the Garden 5Autumn School Contest 2005519733

1250Sea BurialUSU Local Contest. March 2003493739

1587Flying PigNEERC 2007 Eastern Subregional388743

1716Alternative SolutionNEERC 2009 Eastern Subregional280749

1132Square Root468755

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest445755

1943Space RummyUral FU Personal Contest 2012162757

1689Fisherman and BarbellUSU Personal Contest 2009308758

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest213758

1512ZiniumTimus Top Coders: Third Challenge429759

1921Chaos and OrderUral Regional School Programming Contest 2012133760

1169PairsRomanian Online Contest December 2001464762

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest447765

1484Film RatingUSU Championship 2006435768

1424MinibusTimus Top Coders: First Challenge473772

1705Gangster HaresUral Championship 2009297773

1905Travel in TimeUral Championship 2012132775

1042Central HeatingUSU Championship 20001393776

1379Cups TransportationUral Championship 2005. Round 1487781

1392Dreaming of Stars487783

1434Buses in VasyukiUSU Personal Contest 2006459789

1824Ifrit BomberUSU Personal Contest 2011198790

1720Summit Online JudgeNEERC 2009 Eastern Subregional264793

1547Password SearchUral Championship 2007390795

1165SubnumberNEERC 2001 Northern Subregional443797

1030TitanicUral Championship 19991369798

1983Nectar GatheringOpen Ural FU Championship 201386798

1647Divide an Island!Autumn School Contest 2008308801

1715Another Ball KillerNEERC 2009 Eastern Subregional260805

1456Jedi Riddle 2Timus Top Coders: Second Challenge440807

1593Square Country. Version 2293807

1836Babel FishUral Championship 2011188809

1630TalismanUSU Championship 2008304816

1105Observers ColoringTetrahedron Team Online Contest May 2001423823

1268Little ChuUSU Championship 2003447823

1883Ent's BirthdayUral Regional School Programming Contest 2011165823

1608Lucky Tickets 2008Ural Championship 2008327825

1269Obscene Words FilterUSU Championship 2003446826

1863Peaceful AtomUral FU Championship 2011163836

1154Mages ContestUral Championship 2001. Round 2420839

1761Binary PalindromeUSU Personal Contest 2010230839

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest163844

1937Davy Jones’s OrganUral FU Championship 2012118844

1147Shaping RegionsDSAP Vietnam Online Contest November 2001417848

1498Stroke at Full SpeedAutumn School Contest 2006388857

1979Resources DistributionUral Championship 201397857

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest369858

1006Square FramesUSU Championship 19971279859

1233Amusing NumbersNEERC 2002420860

1323ClassmatesUral Championship 2004. Round 2431860

1976Game OptimizationUral Championship 201397865

1436BillboardUSU Personal Contest 2006418867

1324Extra SpacesUral Championship 2004. Round 2427868

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest435871

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest291871

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest228871

1276TrainNEERC 2003 Central Subregional421873

1373Pictura ex MachinaUral Championship 2005. Round 1428885

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest384885

1578Mammoth HuntAutumn School Contest 2007326885

1879GOV-internship 2Ural Regional School Programming Contest 2011152885

1245PicturesUSU Personal Contest 2003408889

1887Frequent Flyer CardNEERC 2011 Eastern Subregional150892

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest221893

1862Very Wealthy MoleUral FU Championship 2011151899

1342EnterpriseUSU Championship 2004414908

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest254911

1364LaraKillerUral Championship 2005. Round 2414912

1827Indigenous WarsUSU Personal Contest 2011170913

1580Dean's DebtsAutumn School Contest 2007315915

1730ManBearPigUral Regional School Programming Contest 2009226917

1277Cops and ThievesNEERC 2003 Central Subregional399922

1285Thread in a HyperspaceUSU Personal Contest 2004398928

1278“… Connecting People”NEERC 2003 Central Subregional396929

1237Evacuation PlanNEERC 2002387934

1970皇后像廣場Ural FU Personal Contest 201395934

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional107935

1784RoundersUral SU Championship 2010182938

1768Circular StringsUral Championship 2010201940

1575Yekaterinburg Subway 2Autumn School Contest 2007305944

1422FirefliesTimus Top Coders: First Challenge383946

1907Coffee and BunsUral Championship 2012106948

1175Strange SequenceUSU Personal Contest 2002372949

1985Prime SquareOpen Ural FU Championship 201370957

1569Networking the “Iset”USU Championship 2007301958

1151RadiobeaconsUral Championship 2001. Round 2366960

1722Observation DeckUral Regional School Programming Contest 2009214967

1948The Robot on the LineUral FU Personal Contest 2012124971

1040Airline CompanyUSU Championship 20001105977

1130Nikifor's WalkUSU Championship 2001356983

1331VladislavaAutumn School Contest 2004379984

1398Bishop and Pawn326986

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010172986

1418Military StoryUSU Championship 2005381987

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest341994

1518Jedi Riddle 3Timus Top Coders: Third Challenge325994

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest137997

1435Financial ErrorUSU Personal Contest 2006361998

1451Beerhouse TaleTimus Top Coders: Second Challenge3531000

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2351005

1591Abstract ThinkingNEERC 2007 Eastern Subregional2851006

1311Stable ConstructionUral Championship 2004. Round 13661009

1570Eating HighUSU Championship 20072851010

1339BabiesUSU Championship 20043731013

1539Intelligence DataUSU Personal Contest 20073091015

1949The Best Picture in the GalaxyUral FU Personal Contest 20121171025

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2811030

1687Numismatics for FunUSU Personal Contest 20092241030

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1541030

1075Thread in a SpaceUSU Personal Contest 20019511032

1790Searching for the TruthUral Regional School Programming Contest 20101631037

1965Pear TreesUral FU Personal Contest 2013841045

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1511050

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1871053

1968Glass PyramidUral FU Personal Contest 2013831056

1317HailUral Championship 2004. Round 23391087

1173Lazy SnailRomanian Online Contest December 20013201094

2007Mutants versus MachinesUral Regional School Programming Contest 2013581099

1511Fiscal OperationsTimus Top Coders: Third Challenge2931103

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2161105

1807Cartridges for MaximNEERC 2010 Eastern Subregional1501113

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1751116

1341DeviceUSU Championship 20043301136

1458War GamesTimus Top Coders: Second Challenge3071145

1357Teakettle 1.0 for DummiesSpring School Contest 20053251150

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1181150

1766Humpty DumptyUral Championship 20101621153

1627JoinPetrozavodsk Winter 2008. ITMO Contest2171160

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1771162

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3241164

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2851164

1544Classmates 3Ural Championship 20072631164

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup651171

1444ElephpotamusUral Championship 20063021174

1408Polynomial MultiplicationAutumn School Contest 20053201175

1447Portkey NetworkUral Championship 20063041178

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2431178

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest1951180

1686Photovoltaic SpaceshipUSU Personal Contest 20091941181

1595Perfect Sequence1851184

1453QueenTimus Top Coders: Second Challenge2961186

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1411187

1669Universal WordPetrozavodsk Winter 2008. USU Contest1991195

1307ArchiverUral Championship 2004. Round 13071200

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2421204

1657Cube SnakeNEERC 2008 Eastern Subregional2011209

1359ConstructionSpring School Contest 20053091212

1035Cross-stitchUral Championship 19998951213

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional801215

1487Chinese FootballUSU Championship 20062721216

1540Battle for the RingUSU Personal Contest 20072531241

1321Floor IndicatorUral Championship 2004. Round 22961244

1310ACM DiagnosticsUral Championship 2004. Round 12951248

1736Chinese HockeyUSU Championship 20091641250

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2681259

1538Towers of GuardUSU Personal Contest 20072481265

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2481266

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1961273

1533Fat HobbitsUSU Personal Contest 20072431285

1177Like ComparisonsUSU Personal Contest 20022721290

1328FireballAutumn School Contest 20042881293

1050Preparing an ArticleUSU Local Contest. March 20008201299

1065FrontierNEERC 20007761302

1546Japanese SortingUral Championship 20072371303

1097Square Country 2USU Local Contest. March 20017001304

1171Lost in SpaceRomanian Online Contest December 20012661313

1281River BasinNEERC 2003 Central Subregional2731339

1360Philosophical DisputeUral Championship 2005. Round 22751364

1802Cube PuzzleNEERC 2010 Eastern Subregional1201370

1240Heroes of Might and MagicNEERC 20022621372

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup551372

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup561372

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup551372

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1151374

1908Brute-force SearchUral Championship 2012701375

1099Work Scheduling5981377

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2261384

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1391385

1499KerchiefsAutumn School Contest 20062351391

1770The Party of Ural ChampionsUral Championship 20101331397

1266Kirchhoff's LawUSU Championship 20032571413

1265MirrorUSU Championship 20032571418

1318LogarithmUral Championship 2004. Round 22571426

1946Chinese Hockey 3Ural FU Personal Contest 2012821430

1947MeanderUral FU Personal Contest 2012811430

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2181433

1419Maps of the Island WorldsUSU Championship 20052591434

1299PsyloniansSpring School Contest 20042541435

1449Credit Operations 2Timus Top Coders: Second Challenge2451435

1412Autumn TideUSU Championship 20052591439

1393Average Common Prefix2551443

1886Trip 2NEERC 2011 Eastern Subregional881456

1345HTMLUSU Championship 20042541458

1764TranssibUral Championship 20101261459

1347BlogSpring School Contest 20052561460

1043Cover an ArcUSU Championship 20007341466

1441From the History of Gringotts BankUral Championship 20062391477

1762Search for a Hiding-PlaceUSU Personal Contest 20101281481

1170DesertRomanian Online Contest December 20012341486

1565The Duel for ThreeUSU Championship 20071901505

1251Cemetery ManagerUSU Local Contest. March 20032361509

1831Tsyfirkin's LessonUral Championship 2011961511

1241Inlay CuttersNEERC 20022311540

1782Jack's New WordUral SU Championship 20101071540

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1491549

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2091568

1950Martian FarmlandsUral FU Personal Contest 2012731568

1670AsteriskPetrozavodsk Summer 2008. USU Contest1461579

1734Endgame DatabaseUSU Championship 20091271581

1337BureaucracyAutumn School Contest 20042331582

1568Train Car SortingUSU Championship 20071791585

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest821587

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1201588

1485Football and LieUSU Championship 20062011620

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest811623

1583CheeseNEERC 2007 Eastern Subregional1731624

1702CrossroadUral Championship 20091361636

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2271643

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2001643

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2251650

1516NostalgiaTimus Top Coders: Third Challenge1911657

1894Non-Flying WeatherNEERC 2011 Eastern Subregional771659

1062TriathlonNEERC 20006001673

1488ACM PokerUSU Championship 20061941675

1969Hong Kong TramUral FU Personal Contest 2013501675

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional551682

1610CactusesUral Championship 20081551684

1841CablewaysPetrozavodsk Summer 2010. USU Contest771685

1420Integer-Valued Complex DivisionUSU Championship 20052181692

1615Tram SolitaireUral Championship 20081541695

1508Japanese PuzzleNEERC 2006 Eastern Subregional1891704

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest761705

1707Hypnotoad's SecretUral Championship 20091291707

1046Geometrical DreamsUSU Local Contest. March 20006181714

1257HyphenationAutumn School Contest 20032081723

1839The MentaculusUral Championship 2011841723

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest891724

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011981733

1338AutomobilesUSU Championship 20042131734

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1771740

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1891761

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1071764

1492Vasya's Dad 2Autumn School Contest 20061831766

1417Space Poker 2USU Championship 20052071778

1781Clean CodeUral SU Championship 2010911784

1304ParallelepipedUral Championship 19982021788

1514National ParkTimus Top Coders: Third Challenge1771791

1977Energy WallUral Championship 2013421797

1425Queen 2Timus Top Coders: First Challenge1951814

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest841817

1093DartsUSU Local Contest. March 20014951831

1703Robotic ArmUral Championship 20091191839

1163ChapaevNEERC 2001 Northern Subregional1861841

1378Artificial IntelligenceUral Championship 2005. Round 12001846

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1231852

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1231852

1867NanotechnologiesUral FU Championship 2011681855

1757Gold BarsUSU Personal Contest 2010971882

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1221883

1532Lost in TranslationUSU Personal Contest 20071611893

1634Spider MiteUSU Championship 20081251898

1503PolynomialNEERC 2006 Eastern Subregional1691905

1187Statistical TroubleNEERC 20011801920

1216Two Pawns and One KingUSU Championship 20021811927

1455Freedom of SpeechTimus Top Coders: Second Challenge1771941

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1441959

1148Building TowersDSAP Vietnam Online Contest November 20011721980

1396Maximum. Version 21751981

1188LibraryNEERC 20011731994

1833Hopes of RowingUral Championship 2011702003

1232Asteroid LandingNEERC 2002 Central Subregional1732012

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1732023

1288AstrolocationUSU Personal Contest 20041772024

1882Old NokiaUral Regional School Programming Contest 2011612029

1972Game TestingUral Championship 2013352037

1013K-based Numbers. Version 3262038

1063Domino PuzzleNEERC 20004902041

1267Yekaterinburg SubwayUSU Championship 20031722065

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1102069

1092TransversalUSU Local Contest. March 20014342083

1549Another Japanese PuzzleUral Championship 20071432091

1850Space TourismPetrozavodsk Summer 2010. USU Contest602094

1835Swamp DoctorUral Championship 2011672108

1541ChaseUSU Personal Contest 20071432116

1315MDPAR and MIIARUral Championship 2004. Round 11692119

1543Dance RevolutionUral Championship 20071402119

1504Good MannersNEERC 2006 Eastern Subregional1502120

1041NikiforUSU Championship 20005042128

2006Kirill the GardenerUral Regional School Programming Contest 2013252136

1074Very Short ProblemUSU Personal Contest 20014532141

1865The Island of MärketUral FU Championship 2011572160

1978E-LiteUral Championship 2013322183

1655Somali PiratesNEERC 2008 Eastern Subregional1062189

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21672193

1397Points Game1462202

1652Banking CrisisNEERC 2008 Eastern Subregional1052208

1256Cemetery GuardUSU Local Contest. March 20031582209

1270UnicubeUSU Championship 20031602211

1368Goat in the Garden 3Ural Championship 2005. Round 21612257

1758Bald Spot Revisited 2USU Personal Contest 2010792262

1481Winning ChancesUSU Championship 20061392294

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest982301

1739FaryuksUSU Championship 2009832311

1284Space PokerUSU Personal Contest 20041522336

1735Theft of the CenturyUSU Championship 2009822362

1895Steaks on BoardNEERC 2011 Eastern Subregional512378

1829Routing TablesUSU Personal Contest 2011612381

1945Many-armed BrothersUral FU Personal Contest 2012442410

1275Knights of the Round TableNEERC 2003 Central Subregional1462411

1717Eligibility RulesNEERC 2009 Eastern Subregional812414

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest602414

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest502434

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional792441

1704DemodulationUral Championship 2009872471

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest482528

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional342543

1300TaxesUral Championship 19981392544

1308Dean's PyramidUral Championship 2004. Round 11392546

1609Tram TileUral Championship 2008982573

1454Rectangles 2Timus Top Coders: Second Challenge1312574

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup242582

1312TrayUral Championship 2004. Round 11362598

1520Empire Strikes BackTimus Top Coders: Third Challenge1182602

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1052606

1239Ghost BustersNEERC 20021322617

1938Caribbean TriangleUral FU Championship 2012322636

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup232661

1975Model of the EarthUral Championship 2013242696

1694Killer WordsPetrozavodsk Winter 2009. USU Contest772753

1856War and PeacePetrozavodsk Summer 2011. USU Contest442755

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest802762

1505Oil TransferNEERC 2006 Eastern Subregional1132780

1566Triangular PostcardsUSU Championship 2007982786

1681Brother Bear's GardenUSU Personal Contest 2009762802

1637Triangle Game 2USU Championship 2008812815

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest752851

1482Triangle GameUSU Championship 20061082896

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest612907

1834Tennis RacketUral Championship 2011452913

1858Magic CubePetrozavodsk Summer 2011. USU Contest402921

1999The secret moduleNEERC 2013 Eastern Subregional162922

1957MundialPetrozavodsk Winter 2013. Kontur Cup202927

141140 Islands KnightsUSU Championship 20051212945

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional272956

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest702993

1442Floo PowderUral Championship 20061103053

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest383054

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest453073

1367Top SecretUral Championship 2005. Round 21153088

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1013093

1395Pascal vs. C++. Version 21073096

1622EndspielPetrozavodsk Winter 2008. ITMO Contest743122

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733160

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest433189

1438Time Limit ExceededUSU Personal Contest 20061063219

1616Square Country 4Ural Championship 2008753269

1058ChocolateNEERC 2000 Central Subregional3163310

1597Chernobyl’ Eagle on a Roof. Version 263332

1847ZamkadyePetrozavodsk Summer 2010. USU Contest343332

1166Funny Card GameNEERC 2001 Northern Subregional1033355

1429BiscuitsTimus Top Coders: First Challenge1003381

1733Forgotten TechnologyUSU Championship 2009523467

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest763485

1632LasersUSU Championship 2008633509

1464LightPetrozavodsk Winter 2006. USU Contest903523

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1003524

1765Error 404Ural Championship 2010463542

1909Space ReconUral Championship 2012213548

1466Magic SquarePetrozavodsk Winter 2006. USU Contest863633

1199Mouse813639

1973Location GeneratorUral Championship 2013163667

1509Domino RecognitionNEERC 2006 Eastern Subregional823687

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest903877

1778Chinese Hockey 2Ural SU Championship 2010373917

1661DodecahedronPetrozavodsk Winter 2008. USU Contest533945

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest684171

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup114181

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest504212

1797Summit Online Judge. Version 2164299

1763Expert FleaUral Championship 2010364313

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest694347

1271Sailing DirectionsUSU Championship 2003764371

1771A Deputy's MorningUral Championship 2010344509

1460WiresPetrozavodsk Winter 2006. USU Contest674529

1594Aztec Treasure414534

1340CucarachaUSU Championship 2004744583

1344Gigantic TurnipUSU Championship 2004744583

1598DSA Attack14595

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest414695

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest634704

1801The Revolution CupNEERC 2010 Eastern Subregional274813

1967Programmer CasinoUral FU Personal Contest 201394843

1426RectanglesTimus Top Coders: First Challenge674894

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest585050

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest665169

1906The Lost CivilizationUral Championship 2012115238

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest405245

1365Testing CalculatorUral Championship 2005. Round 2635286

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest175408

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest385463

1848Fly HuntPetrozavodsk Summer 2010. USU Contest165639

1372Death StarUral Championship 2005. Round 1585700

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest585701

1842Local RootsPetrozavodsk Summer 2010. USU Contest155864

1668Death Star 2Petrozavodsk Winter 2008. USU Contest325917

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest456243

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional306347

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest296373

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest166500

1674Drunk KingPetrozavodsk Summer 2008. USU Contest276655

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest296724

1363HalftonesUral Championship 2005. Round 2457017

1653Death ConveyorNEERC 2008 Eastern Subregional267052

1548Sakura and StatisticsUral Championship 2007357064

1596Knight Mare87233

1536Delights of Pipe-weedUSU Personal Contest 2007327709

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup17978

1432Twofold LuckUSU Personal Contest 2006358226

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest208741

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest188795

1840Victim of AdvertisingUral Championship 201188900

1376Dean's Pyramid 2Ural Championship 2005. Round 1339014

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest239082

1415Mobile LifeUSU Championship 2005299887

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest149978

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1410260

1708Sum of Digits 2Ural Championship 20091111293

1374MisereUral Championship 2005. Round 12411400

1399Economical Director1712261

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1412487

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2112506

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012923

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1413555

1369Cockroach RaceUral Championship 2005. Round 21416080

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118461

1589SokobanNEERC 2007 Eastern Subregional322740

1394Ships. Version 2625847