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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem5909819

1001Reverse Root1581320

1785Lost in LocalizationUral Regional School Programming Contest 2010810621

1877Bicycle CodesUral Regional School Programming Contest 2011540524

1293EniyaSpring School Contest 20041476225

1409Two GangstersAutumn School Contest 20051424027

1820Ural SteaksUSU Personal Contest 2011527729

1787Turn for MEGAUral Regional School Programming Contest 2010523332

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011396533

1264WorkdaysAutumn School Contest 20031070034

1197Lonesome KnightSpring School Contest 20021017235

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional264836

1639Chocolate 2Autumn School Contest 2008616740

1924Four ImpsUral Regional School Programming Contest 2012232141

1313Some Words about SportUral Championship 2004. Round 1818545

2001Mathematicians and BerriesUral Regional School Programming Contest 2013134546

1068Sum2116247

12091, 10, 100, 1000...Autumn School Contest 2002763247

1319HotelUral Championship 2004. Round 2768948

1567SMS-spamUSU Championship 2007599948

1581TeamworkAutumn School Contest 2007589749

1881Long problem statementUral Regional School Programming Contest 2011252352

1263ElectionsAutumn School Contest 2003690253

1585PenguinsNEERC 2007 Eastern Subregional533753

1225FlagsNEERC 2002 Central Subregional664454

1876Centipede's MorningUral Regional School Programming Contest 2011243354

1893A380NEERC 2011 Eastern Subregional234755

1100Final StandingsTetrahedron Team Online Contest May 2001618556

1327FusesAutumn School Contest 2004650957

1110PowerBulgarian Online Contest September 2001589959

1243Divorce of the Seven DwarfsUSU Personal Contest 2003600560

1493One Step from HappinessAutumn School Contest 2006549460

1349FarmSpring School Contest 2005606262

1607TaxiUSU Personal Contest 2008426663

1925British Scientists Save the WorldUral Regional School Programming Contest 2012152763

1545HieroglyphsUral Championship 2007484464

1496SpammerAutumn School Contest 2006509765

1636Penalty TimeUSU Championship 2008379665

1991The battle near the swampNEERC 2013 Eastern Subregional93467

1149Sinus Dances513668

1196History ExamSpring School Contest 2002518568

1617Flat SpotsUral Championship 2008386069

1723Sandro's BookUral Regional School Programming Contest 2009291370

1837Isenbaev's NumberUral Championship 2011210970

1131CopyingUSU Championship 2001483472

1792Hamming CodeUral Regional School Programming Contest 2010233272

1563BayanUSU Championship 2007395473

1654Cipher MessageNEERC 2008 Eastern Subregional332973

1025Democracy in DangerAutumn School Contest 20001459474

1457Heating MainTimus Top Coders: Second Challenge479574

1224SpiralNEERC 2002 Central Subregional476175

1935Tears of DrownedUral FU Championship 2012126375

1712Cipher GrilleNEERC 2009 Eastern Subregional271476

1083Factorials!!!Spring School Contest 20011196479

1290SabotageSpring School Contest 2004469879

1902Neo-VeniceUral Championship 2012119581

2005Taxi for ProgrammersUral Regional School Programming Contest 201374282

1194HandshakesSpring School Contest 2002419884

1502Domino DotsNEERC 2006 Eastern Subregional392684

1638BookwormUSU Championship 2008288785

1139City BlocksNEERC 2001 Central Subregional407486

1120Sum of Sequential NumbersAutumn School Contest 2001403387

1404Easy to Hack!Autumn School Contest 2005430988

2011Long StatementUral Regional School Programming Contest 201368689

1106Two TeamsTetrahedron Team Online Contest May 2001386490

1786Sandro's BiographyUral Regional School Programming Contest 2010184690

1796Amusement ParkUral Regional School Programming Contest 2010185790

1180Stone GameUSU Personal Contest 2002386691

2002Test TaskUral Regional School Programming Contest 201366092

16421D MazeAutumn School Contest 2008260393

1601AntiCAPSUSU Personal Contest 2008288694

1161StripiesNEERC 2001 Northern Subregional370895

1731DillUral Regional School Programming Contest 2009213396

1510OrderNEERC 2006 Eastern Subregional340397

1644A Whole Lot of WalnutsAutumn School Contest 2008249398

1005Stone PileUSU Championship 19971086099

1009K-based NumbersUSU Championship 19971086799

1873GOV ChroniclesUral Regional School Programming Contest 2011131899

1446Sorting HatUral Championship 20063517101

1777AnindilyakwaUral SU Championship 20101665101

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013395102

1119MetroAutumn School Contest 20013436102

1214Strange ProcedureAutumn School Contest 20023492102

1297PalindromeSpring School Contest 20043612102

1014Product of DigitsUSU Local Contest. 199910403103

1370MagicianUral Championship 2005. Round 23667103

1228ArrayNEERC 2002 Central Subregional3452104

1146Maximum SumDSAP Vietnam Online Contest November 20013306106

2010Sasha the Young GrandmasterUral Regional School Programming Contest 2013565107

1020RopeAutumn School Contest 20009843109

1573AlchemyAutumn School Contest 20072611110

1082Gaby IvanushkaSpring School Contest 20018537111

1118Nontrivial NumbersAutumn School Contest 20013156111

1136ParliamentNEERC 2001 Central Subregional3137112

1330IntervalsAutumn School Contest 20043327112

1044Lucky Tickets. Easy!USU Championship 20009178115

1582BookmakersNEERC 2007 Eastern Subregional2472115

1079MaximumWinter Mathematical Festival Varna 20018205116

1868Prediction ContestUral FU Championship 20111134116

1192Ball in a DreamSpring School Contest 20023020117

1711Code NamesNEERC 2009 Eastern Subregional1742118

1203Scientific ConferenceUSU Local Contest. March 20022956119

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20022954119

1226esreveR redrONEERC 2002 Central Subregional3013119

1296HyperjumpSpring School Contest 20043111119

1931Excellent TeamUral FU Championship 2012778121

1219Symbolic SequenceUSU Championship 20022936122

1683FridgeUSU Personal Contest 20091864123

1984Dummy GuyOpen Ural FU Championship 2013506123

1123SalaryAutumn School Contest 20012762126

1688Team.GOV!USU Personal Contest 20091815126

1126Magnetic StormsUSU Championship 20012740128

1086CryptographySpring School Contest 20017356129

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101291129

1725Sold Out!Ural Regional School Programming Contest 20091550132

1283DwarfUSU Personal Contest 20042778133

1336Problem of Ben BetsalelAutumn School Contest 20042794133

1022Genealogical TreeAutumn School Contest 20007922135

1353Milliard Vasya's FunctionSpring School Contest 20052774135

1821BiathlonUSU Personal Contest 20111118135

1021Sacrament of the SumAutumn School Contest 20007827137

1740Deer is Better!USU Championship 20091483137

1864Get-Together at Den'sUral FU Championship 2011950138

1352Mersenne PrimesSpring School Contest 20052700139

1612Tram ForumUral Championship 20081912139

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional443139

1222Chernobyl’ EaglesUSU Championship 20022549140

1260Nudnik PhotographerAutumn School Contest 20032617140

1026Questions and AnswersAutumn School Contest 20007586141

1964Chinese DialectsUral FU Personal Contest 2013589141

1142RelationsDSAP Vietnam Online Contest November 20012461142

1878Rubinchik's CubeUral Regional School Programming Contest 2011917142

2000Grand Theft Array VUral Regional School Programming Contest 2013426142

1576Telephone TariffsAutumn School Contest 20071982144

1402CocktailsAutumn School Contest 20052610145

1982Electrification PlanOpen Ural FU Championship 2013430145

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional642149

1084Goat in the GardenSpring School Contest 20016323150

1756One and a Half DiggersUSU Personal Contest 20101241152

1178Akbardin’s RoadsUSU Personal Contest 20022271155

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101041160

1572Yekaterinozavodsk Great WellAutumn School Contest 20071776161

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional591161

1769Old Ural LegendUral Championship 20101147162

1157Young TilerUral Championship 2001. Round 22144163

1012K-based Numbers. Version 26542164

1135RecruitsNEERC 2001 Central Subregional2120165

1789Searching for the DodecahedronUral Regional School Programming Contest 20101005165

1869New Year CruiseUral FU Championship 2011789166

1073Square CountryUSU Personal Contest 20015787167

1295Crazy NotionsSpring School Contest 20042205167

1506Columns of NumbersNEERC 2006 Eastern Subregional1961167

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091220167

1800Murphy's LawNEERC 2010 Eastern Subregional988167

1709Penguin-AviaUral Championship 20091336168

1013K-based Numbers. Version 36339169

1017StaircasesUSU Local Contest. 19996360169

1210Kind SpiritsAutumn School Contest 20022120169

1213Cockroaches!Autumn School Contest 20022117169

1874Football GoalUral Regional School Programming Contest 2011769169

1306Sequence MedianUral Championship 19982169170

1685OrthographyUSU Personal Contest 20091340171

1640Circle of WinterAutumn School Contest 20081396174

1167Bicolored HorsesRomanian Online Contest December 20012008175

1048Superlong SumsUSU Local Contest. March 20005855178

1413Mars JumperUSU Championship 20052113178

1930Ivan's CarUral Regional School Programming Contest 2012530178

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1345180

1645Ski RaceAutumn School Contest 20081329182

1164FillwordNEERC 2001 Northern Subregional1900184

1335White ThesisAutumn School Contest 20042018184

1134CardsNEERC 2001 Central Subregional1882186

1193Queue at the ExamSpring School Contest 20021893186

1354Palindrome. Again PalindromeSpring School Contest 20052007187

1102Strange DialogTetrahedron Team Online Contest May 20011833188

1280Topological SortingNEERC 2003 Central Subregional1933189

1885Passenger ComfortNEERC 2011 Eastern Subregional682189

1208Legendary Teams ContestUSU Local Contest. March 20021829193

1114BoxesBulgarian Online Contest September 20011797194

1138Integer PercentageNEERC 2001 Central Subregional1788195

1272Non-Yekaterinburg SubwayUSU Championship 20031874195

1680The First NonqualifyingUSU Personal Contest 20091174195

1023ButtonsAutumn School Contest 20005465196

1981Parallel and PerpendicularOpen Ural FU Championship 2013315196

1613For Fans of StatisticsUral Championship 20081351197

1133Fibonacci SequenceNEERC 2001 Central Subregional1752199

1586Threeprime NumbersNEERC 2007 Eastern Subregional1427199

1944Record of the Attack at the OrbitUral FU Personal Contest 2012584199

1922Superhero TeamUral Regional School Programming Contest 2012472200

1112CoverBulgarian Online Contest September 20011732201

1207Median on the PlaneUSU Local Contest. March 20021755201

1846GCD 2010Petrozavodsk Summer 2010. USU Contest654203

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1147204

1737Mnemonics and Palindromes 3USU Championship 2009970208

1002Phone NumbersCentral European Olympiad in Informatics 19995131210

1889Airport AnnouncementsNEERC 2011 Eastern Subregional613210

1200Horns and HoofsUSU Local Contest. March 20021665211

1249Ancient NecropolisUSU Local Contest. March 20031710211

1423String TaleTimus Top Coders: First Challenge1702212

1998The old PadawanNEERC 2013 Eastern Subregional284214

1348Goat in the Garden 2Spring School Contest 20051734216

1515CashmasterTimus Top Coders: Third Challenge1491216

1011ConductorsUSU Championship 19974941218

1052Rabbit HuntUSU Local Contest. March 20004792219

1987Nested SegmentsOpen Ural FU Championship 2013279220

1033LabyrinthUral Championship 19994738225

1125HopscotchUSU Championship 20011549225

1795Husband in a ShopUral Regional School Programming Contest 2010738225

1024PermutationsAutumn School Contest 20004711227

1826MinefieldUSU Personal Contest 2011659228

1491Unreal StoryAutumn School Contest 20061440229

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012411229

1152False MirrorsUral Championship 2001. Round 21523230

1490Fire CircleAutumn School Contest 20061434230

1049Brave BalloonistsUSU Local Contest. March 20004494233

1150Page NumbersUral Championship 2001. Round 21481236

1933Guns for Battle!Ural FU Championship 2012394237

1122GameAutumn School Contest 20011461238

1333Genie Bomber 2Autumn School Contest 20041565238

1191Catch the thief!Spring School Contest 20021468239

1183Brackets SequenceNEERC 20011446243

1779The Great TeamUral SU Championship 2010689243

1823Ideal GasUSU Personal Contest 2011615244

1108HeritageBulgarian Online Contest September 20011417245

1247Check a SequenceUSU Personal Contest 20031466245

1635Mnemonics and PalindromesUSU Championship 2008990246

1113JeepBulgarian Online Contest September 20011410247

1204IdempotentsUSU Local Contest. March 20021424247

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1524247

1603EruditeUSU Personal Contest 20081088247

1718RejudgeNEERC 2009 Eastern Subregional822248

1010Discrete FunctionUSTU PhysTech Cup 20004323249

1355Bald Spot RevisitedSpring School Contest 20051490251

1433DiamondsUSU Personal Contest 20061428251

1989SubpalindromesOpen Ural FU Championship 2013242253

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1227255

1242WerewolfUSU Personal Contest 20031404256

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013704257

1298KnightSpring School Contest 20041430257

1904The Lessons of the PastUral Championship 2012362262

1087The Time to Take StonesSpring School Contest 20013590263

1047Simple CalculationsUSU Local Contest. March 20003965264

1195Ouths and CrossesSpring School Contest 20021328264

1080Map ColoringWinter Mathematical Festival Varna 20013583266

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031345267

1205By the Underground or by Foot?USU Local Contest. March 20021312268

1726VisitsUral Regional School Programming Contest 2009756268

1179Numbers in TextUSU Personal Contest 20021303269

2003Simple MagicUral Regional School Programming Contest 2013218271

1303Minimal CoverageUral Championship 19981345273

1028StarsUral Championship 19993900274

1109ConferenceBulgarian Online Contest September 20011261275

1494MonobilliardsAutumn School Contest 20061183278

1053PinocchioNEERC 2000 Central Subregional3737279

1201Which Day Is It?USU Local Contest. March 20021257280

1220StacksUSU Championship 20021271280

1537EntsUSU Personal Contest 20071113280

1117HierarchyAutumn School Contest 20011234282

1032Find a MultipleUral Championship 19993273285

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional573286

1497Cutting a SquareAutumn School Contest 20061139289

1684Jack's Last WordUSU Personal Contest 2009788289

1741Communication FiendUSU Championship 2009693290

1211Collective GuaranteeAutumn School Contest 20021222291

1551Sumo TournamentUral Championship 20071051291

1658Sum of DigitsNEERC 2008 Eastern Subregional826291

1184Cable MasterNEERC 20011200292

1753BookshelfUSU Personal Contest 2010636294

1018Binary Apple TreeUSU Local Contest. 19993629295

1244GentlemenUSU Personal Contest 20031211297

1793Tray 2Ural Regional School Programming Contest 2010556297

1377Lara CroftUral Championship 2005. Round 11263298

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest644299

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional201299

1590Bacon’s CipherNEERC 2007 Eastern Subregional942300

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1095302

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest743304

1116Piecewise Constant FunctionAutumn School Contest 20011131307

1995Illegal spicesNEERC 2013 Eastern Subregional195307

1501Sense of BeautyNEERC 2006 Eastern Subregional1061308

1127Colored BricksUSU Championship 20011122310

1215Exactness of Projectile HitAutumn School Contest 20021149310

1901Space ElevatorsUral Championship 2012303312

1121BranchesAutumn School Contest 20011109313

1923Scary PoliticsUral Regional School Programming Contest 2012297313

1036Lucky Tickets3385315

1008Image EncodingUSTU PhysTech Cup 20003385317

1190Bar of ChocolateSpring School Contest 20021102318

1648YachtsAutumn School Contest 2008755319

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest407321

1294Mars SatellitesSpring School Contest 20041136323

1153SupercomputerUral Championship 2001. Round 21077324

1302Delta-waveUral Championship 19981133324

1934Black SpotUral FU Championship 2012285324

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest591325

1060Flip GameNEERC 20003008329

1124MosaicUSU Championship 20011057329

1588JamaicaNEERC 2007 Eastern Subregional858329

1828Approximation by a ProgressionUSU Personal Contest 2011452330

1029MinistryUral Championship 19992800333

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest985336

1137Bus RoutesNEERC 2001 Central Subregional1021341

1406Next NumberAutumn School Contest 20051098342

1783Nuclear Arms RaceUral SU Championship 2010484342

1031Railway TicketsUral Championship 19993107343

1604Country of FoolsUSU Personal Contest 2008781343

1941Scary Martian WordUral FU Personal Contest 2012332345

1483Table FootballUSU Championship 2006951346

1963KiteUral FU Personal Contest 2013234346

1185WallNEERC 20011011347

1227Rally ChampionshipNEERC 2002 Central Subregional1027347

1140Swamp IncidentNEERC 2001 Central Subregional995349

1759Long-LiversUSU Personal Contest 2010534350

1262Pseudo-Roman NumberAutumn School Contest 20031035351

1631Drunk King 2USU Championship 2008688352

1007Code WordsUSU Championship 19973035354

1090In the Army NowUSU Local Contest. March 20012498359

1055CombinationsNEERC 2000 Central Subregional2895360

1218Episode N-th: The Jedi TournamentUSU Championship 2002989360

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional351362

1292Mars Space StationsSpring School Contest 20041008363

1574Mathematicians and bracketsAutumn School Contest 2007780364

1431DiplomasUSU Personal Contest 2006978366

1282Game TreeNEERC 2003 Central Subregional990367

1156Two RoundsUral Championship 2001. Round 2945368

1223Chernobyl’ Eagle on a RoofUSU Championship 2002967368

1320Graph DecompositionUral Championship 2004. Round 2997368

1403CourierAutumn School Contest 20051014370

1261TipsAutumn School Contest 2003978371

1450Russian PipelinesTimus Top Coders: Second Challenge941372

1774Barber of the Army of MagesUral SU Championship 2010442373

1246Tethered DogUSU Personal Contest 2003953376

1562GM-pineappleUSU Championship 2007754377

1860FiborialPetrozavodsk Summer 2011. USU Contest346377

1229Strong BrickworkNEERC 2002 Central Subregional940378

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional246378

1651Shortest SubchainNEERC 2008 Eastern Subregional629381

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest614381

1015Test the Difference!USU Local Contest. 19992803382

1346Intervals of MonotonicityUSU Championship 2004976382

1039Anniversary PartyUSU Championship 20002758383

1259How to Become Star?Autumn School Contest 2003947383

1078SegmentsWinter Mathematical Festival Varna 20012480384

1521War Games 2Timus Top Coders: Third Challenge833384

1115ShipsBulgarian Online Contest September 2001900385

1094E-screenUSU Local Contest. March 20012322387

1160NetworkNEERC 2001 Northern Subregional917388

1176HyperchannelsUSU Personal Contest 2002900388

1003ParityCentral European Olympiad in Informatics 19992763389

1279WarehouseNEERC 2003 Central Subregional933390

1517Freedom of ChoiceTimus Top Coders: Third Challenge821390

1971Graphics SettingsUral Championship 2013192391

1732Ministry of TruthUSU Championship 2009507394

1217Unlucky TicketsUSU Championship 2002900395

1992CVSNEERC 2013 Eastern Subregional149396

1289One Way TicketUSU Personal Contest 2004919398

1489Points on a ParallelepipedAutumn School Contest 2006823398

1571InterpretersUSU Championship 2007713399

1038Spell CheckerUSU Championship 20002637401

1107Warehouse ProblemTetrahedron Team Online Contest May 2001855402

1407One-two, One-twoAutumn School Contest 2005934402

1111SquaresBulgarian Online Contest September 2001859403

1480CouponsUSU Championship 2006816403

1602ElevatorUSU Personal Contest 2008659405

1700AwakeningUral Championship 2009547407

1141RSA Attack848409

1356Something EasierSpring School Contest 2005910410

1089Verification with a VocabularySpring School Contest 20012293412

1427SMSTimus Top Coders: First Challenge869413

1287Mars CanalsUSU Personal Contest 2004880415

1202Rectangles TravelUSU Local Contest. March 2002841416

1181Cutting a Painted PolygonUSU Personal Contest 2002838417

1641DutiesAutumn School Contest 2008567423

1507Difficult DecisionNEERC 2006 Eastern Subregional768424

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest734425

1128Partition into GroupsUSU Championship 2001814426

1077Travelling Tours806429

1019Line PaintingUSU Local Contest. 19992490430

1350CanteenSpring School Contest 2005865431

1728Curse on Team.GOVUral Regional School Programming Contest 2009467431

1776Anniversary FireworkUral SU Championship 2010382431

1291Gear-wheelsSpring School Contest 2004846432

1871Seismic WavesUral FU Championship 2011297432

1495One-two, One-two 2Autumn School Contest 2006756433

1900Brainwashing DeviceUral Championship 2012215433

1051Simple Game on a GridUSU Local Contest. March 20002408434

1942Attack at the OrbitUral FU Personal Contest 2012262434

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional373435

1513Lemon TaleTimus Top Coders: Third Challenge733436

1643Attack of the Dark FortressAutumn School Contest 2008547438

1928Another Ecology ProblemUral Regional School Programming Contest 2012208441

1884Way to the UniversityUral Regional School Programming Contest 2011288443

1221Malevich Strikes Back!USU Championship 2002800444

1890Money out of Thin AirNEERC 2011 Eastern Subregional284444

1129Door PaintingUSU Championship 2001777446

1891Language OceanNEERC 2011 Eastern Subregional281449

1990PodracingNEERC 2013 Eastern Subregional130450

1838Samurai's StrokeUral Championship 2011319451

1189Pairs of IntegersNEERC 2001768455

1535The Hobbit or There and Back AgainUSU Personal Contest 2007679456

1258PoolAutumn School Contest 2003793457

1416ConfidentialUSU Championship 2005816457

1729Dead Man's ChestUral Regional School Programming Contest 2009440457

1252Sorting the TombstonesUSU Local Contest. March 2003778460

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest415460

1072RoutingUSU Personal Contest 20012078463

1870Zinium 2Ural FU Championship 2011276464

1980Road to InvestorUral Championship 2013160464

1519Formula 1Timus Top Coders: Third Challenge688465

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001742467

1428Jedi RiddleTimus Top Coders: First Challenge763470

2009Canteen LineUral Regional School Programming Contest 2013121471

1091Tmutarakan ExamsUSU Local Contest. March 20011896473

1236Decoding TaskNEERC 2002751473

1410CrackUSU Championship 2005787473

1095Nikifor 3USU Local Contest. March 20011881477

1066GarlandNEERC 20002055481

1098Questions1783481

1754Explosion in a PyramidUSU Personal Contest 2010384483

1525PathPetrozavodsk Winter 2007. D.Gozman Contest643484

1579Coat TransportationAutumn School Contest 2007583485

1343Fairy TaleUSU Championship 2004760489

1212BattleshipAutumn School Contest 2002718493

1273TieUSU Championship 2003735493

1628White StreaksUSU Championship 2008484497

1103Pencils and CirclesTetrahedron Team Online Contest May 2001686499

1401GamersAutumn School Contest 2005750499

1939First SealUral FU Championship 2012181500

1162Currency ExchangeNEERC 2001 Northern Subregional690503

1182Team Them Up!NEERC 2001690506

1056Computer NetNEERC 2000 Central Subregional2050508

1155TroubleduonsUral Championship 2001. Round 2679511

1892Morning in KoltsovoNEERC 2011 Eastern Subregional245512

1866Poetic FootUral FU Championship 2011247516

1366PresentsUral Championship 2005. Round 2720517

1334CheckersAutumn School Contest 2004712519

1803The Czechs' RiflesNEERC 2010 Eastern Subregional311519

1806Mobile TelegraphsNEERC 2010 Eastern Subregional310520

1238FoldingNEERC 2002683521

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional386521

1822Hugo II's WarUSU Personal Contest 2011283521

1962In Chinese RestaurantUral FU Personal Contest 2013152522

1329Galactic HistoryAutumn School Contest 2004707523

1069Prufer CodeUSU Personal Contest 20011835524

1322SpyUral Championship 2004. Round 2697524

1326Bottle TapsUral Championship 2004. Round 2698524

1600AirportUSU Personal Contest 2008507524

1710Boris, You Are Wrong!Ural Championship 2009420527

1143Electric PathDSAP Vietnam Online Contest November 2001655528

1994The Emperor's planNEERC 2013 Eastern Subregional109530

1045Funny GameUSU Local Contest. March 20001965531

1430Crime and PunishmentTimus Top Coders: First Challenge674531

1966Cycling RoadsUral FU Personal Contest 2013149531

1767The House of Doctor DeeUral Championship 2010342532

1101Robot in the FieldTetrahedron Team Online Contest May 2001641534

1158Censored!NEERC 2001 Northern Subregional647536

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup130536

1064Binary SearchNEERC 20001836538

1903Unidentified ShipsUral Championship 2012171539

1577E-mailAutumn School Contest 2007522540

1027D++ AgainAutumn School Contest 20001975541

1400Cellular CharactersAutumn School Contest 2005691541

1061Buffer ManagerNEERC 20001807547

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest235547

2004Scientists from SpilkovoUral Regional School Programming Contest 2013103547

1605Devil's SequenceUSU Personal Contest 2008485549

1071Nikifor 2USU Personal Contest 20011745550

1701Ostap and PartnersUral Championship 2009402550

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional166550

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012165550

1059ExpressionNEERC 2000 Central Subregional1883553

1085MeetingSpring School Contest 20011703553

1314Chase in SubwayUral Championship 2004. Round 1658555

1550Dean's Pyramid 3Ural Championship 2007546555

1698Square Country 5Petrozavodsk Winter 2009. USU Contest402555

1940Not So Simple YearsUral FU Championship 2012162556

1316Electronic AuctionUral Championship 2004. Round 1655557

1760Infernal WorkUSU Personal Contest 2010326566

1534Football in GondorUSU Personal Contest 2007541570

1650BillionairesNEERC 2008 Eastern Subregional417570

1070Local TimeUSU Personal Contest 20011683571

1448Lighting in HogwartsUral Championship 2006614573

1832Arirang ShowUral Championship 2011249573

1988Planet Ocean LandingOpen Ural FU Championship 2013101573

1932The Secret of IdentifierUral FU Championship 2012156576

1659Regular TrianglesNEERC 2008 Eastern Subregional412577

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest426578

1690Army of MagesPetrozavodsk Winter 2009. USU Contest386578

1445Christmas giftsUral Championship 2006607579

1682Crazy ProfessorUSU Personal Contest 2009387580

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005639581

1713Key SubstringsNEERC 2009 Eastern Subregional345581

1592Chinese WatchesNEERC 2007 Eastern Subregional481582

1004Sightseeing TripCentral European Olympiad in Informatics 19991842583

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest487583

1054Hanoi TowerNEERC 2000 Central Subregional1772587

1439Battle with You-Know-WhoUral Championship 2006596590

1172Ship RoutesRomanian Online Contest December 2001584593

1421Credit OperationsTimus Top Coders: First Challenge601594

1986Paul’s SaladsOpen Ural FU Championship 201397595

1706Cipher Message 2Ural Championship 2009370596

1414Astronomical DatabaseUSU Championship 2005621598

1437Gasoline StationUSU Personal Contest 2006589603

1755CakeUSU Personal Contest 2010305604

1375Bill CleversUral Championship 2005. Round 1615606

1067Disk TreeNEERC 20001615611

1198Jobbery607614

1773Metro to Every HomeUral Championship 2010295614

1974Similar TunesUral Championship 2013117621

1096Get the Right Route Plate!USU Local Contest. March 20011440622

1174Weird PermutationsRomanian Online Contest December 2001556622

1830Help in the RNOSUral Championship 2011226629

1088Ilya MurometzSpring School Contest 20011494630

1309DisputeUral Championship 2004. Round 1578630

1362Classmates 2Ural Championship 2005. Round 2588631

1872Spacious OfficeUral FU Championship 2011200632

1076Trash1508633

1325DirtUral Championship 2004. Round 2575634

1234BricksNEERC 2002557635

1606SlalomUSU Personal Contest 2008417635

1961Cantonese DialectUral FU Personal Contest 2013123635

1358CablesSpring School Contest 2005582636

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional142637

1443RailsUral Championship 2006548641

1186Chemical ReactionsNEERC 2001540643

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest441643

1633HippogriffsUSU Championship 2008372643

2008SwiftyUral Regional School Programming Contest 201386643

1248Sequence SumUSU Personal Contest 2003550647

1253NecrologuesUSU Local Contest. March 2003547651

1564Counting OnesUSU Championship 2007432652

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009305652

1927Herbs and MagicUral Regional School Programming Contest 2012136659

1332Genie BomberAutumn School Contest 2004554663

1629TripUSU Championship 2008360664

1452Pascal vs. C++Timus Top Coders: Second Challenge519669

1780Gray CodeUral SU Championship 2010241672

1440Training ScheduleUral Championship 2006520675

1775Space BowlingUral SU Championship 2010239677

1254Die HardUSU Local Contest. March 2003522681

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest481681

1772Ski-Trails for RobotsUral Championship 2010265681

1465Pawn GamePetrozavodsk Winter 2006. USU Contest486685

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional233685

1034Queens in Peaceful PositionsUral Championship 19991549687

1875Angry BirdsUral Regional School Programming Contest 2011182688

1542AutocompletionUral Championship 2007438691

1921Chaos and OrderUral Regional School Programming Contest 2012129692

1500Pass LicensesNEERC 2006 Eastern Subregional466693

1301Cube in LabyrinthUral Championship 1998523695

1825Ifrit Bomber 2USU Personal Contest 2011208700

1646Godzilla Strikes Back!Autumn School Contest 2008337704

1286Starship TravelUSU Personal Contest 2004513707

1274Fractional ArithmeticNEERC 2003 Central Subregional509708

1168Radio StationsRomanian Online Contest December 2001486710

1230Introspective ProgramNEERC 2002 Central Subregional495712

1305Convex HullUral Championship 1998510712

1037Memory ManagementUSU Championship 20001477714

1159FenceNEERC 2001 Northern Subregional483714

1611DecimationUral Championship 2008365714

1614National Project “Trams”Ural Championship 2008365714

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest394718

1235Cricket FieldNEERC 2002490720

1371Cargo AgencyUral Championship 2005. Round 1516721

1016Cube on the WalkUSU Local Contest. 19991478722

1405Goat in the Garden 5Autumn School Contest 2005511728

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest206728

1057Amount of DegreesNEERC 2000 Central Subregional1425730

1486Equal SquaresUSU Championship 2006445731

1689Fisherman and BarbellUSU Personal Contest 2009305731

1943Space RummyUral FU Personal Contest 2012151732

1587Flying PigNEERC 2007 Eastern Subregional380733

1738Computer SecurityUSU Championship 2009268734

1250Sea BurialUSU Local Contest. March 2003475747

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest436749

1169PairsRomanian Online Contest December 2001457754

1512ZiniumTimus Top Coders: Third Challenge417758

1983Nectar GatheringOpen Ural FU Championship 201374758

1705Gangster HaresUral Championship 2009288760

1836Babel FishUral Championship 2011185761

1484Film RatingUSU Championship 2006424766

1042Central HeatingUSU Championship 20001372768

1905Travel in TimeUral Championship 2012117768

1936RoshamboUral FU Championship 2012114771

1979Resources DistributionUral Championship 201392774

1424MinibusTimus Top Coders: First Challenge457778

1392Dreaming of Stars476780

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest423784

1132Square Root437785

1165SubnumberNEERC 2001 Northern Subregional438786

1434Buses in VasyukiUSU Personal Contest 2006449787

1996Cipher Message 3NEERC 2013 Eastern Subregional70788

1647Divide an Island!Autumn School Contest 2008299790

1715Another Ball KillerNEERC 2009 Eastern Subregional250793

1030TitanicUral Championship 19991336795

1824Ifrit BomberUSU Personal Contest 2011182795

1379Cups TransportationUral Championship 2005. Round 1464800

1547Password SearchUral Championship 2007374805

1608Lucky Tickets 2008Ural Championship 2008322807

1716Alternative SolutionNEERC 2009 Eastern Subregional245809

1456Jedi Riddle 2Timus Top Coders: Second Challenge427810

1105Observers ColoringTetrahedron Team Online Contest May 2001416815

1593Square Country. Version 2276815

1883Ent's BirthdayUral Regional School Programming Contest 2011152815

1720Summit Online JudgeNEERC 2009 Eastern Subregional242819

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest153822

1863Peaceful AtomUral FU Championship 2011151824

1268Little ChuUSU Championship 2003434827

1976Game OptimizationUral Championship 201385831

1269Obscene Words FilterUSU Championship 2003431833

1154Mages ContestUral Championship 2001. Round 2409840

1937Davy Jones’s OrganUral FU Championship 2012106846

1498Stroke at Full SpeedAutumn School Contest 2006381848

1324Extra SpacesUral Championship 2004. Round 2424854

1006Square FramesUSU Championship 19971249856

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest359856

1233Amusing NumbersNEERC 2002410858

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest283860

1985Prime SquareOpen Ural FU Championship 201364860

1147Shaping RegionsDSAP Vietnam Online Contest November 2001398861

1761Binary PalindromeUSU Personal Contest 2010210864

1578Mammoth HuntAutumn School Contest 2007320871

1970皇后像廣場Ural FU Personal Contest 201387871

1436BillboardUSU Personal Contest 2006404873

1276TrainNEERC 2003 Central Subregional410875

1245PicturesUSU Personal Contest 2003403877

1373Pictura ex MachinaUral Championship 2005. Round 1422877

1862Very Wealthy MoleUral FU Championship 2011141879

1323ClassmatesUral Championship 2004. Round 2411880

1879GOV-internship 2Ural Regional School Programming Contest 2011139881

1887Frequent Flyer CardNEERC 2011 Eastern Subregional138883

1630TalismanUSU Championship 2008267887

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest372889

1364LaraKillerUral Championship 2005. Round 2409900

1784RoundersUral SU Championship 2010177902

1827Indigenous WarsUSU Personal Contest 2011159903

1768Circular StringsUral Championship 2010197904

1730ManBearPigUral Regional School Programming Contest 2009217905

1580Dean's DebtsAutumn School Contest 2007306909

1342EnterpriseUSU Championship 2004403911

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest204912

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest239919

1278“… Connecting People”NEERC 2003 Central Subregional389921

1948The Robot on the LineUral FU Personal Contest 2012118921

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional95923

1285Thread in a HyperspaceUSU Personal Contest 2004388929

1237Evacuation PlanNEERC 2002378930

1575Yekaterinburg Subway 2Autumn School Contest 2007297936

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest394938

1907Coffee and BunsUral Championship 201294938

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest198939

1175Strange SequenceUSU Personal Contest 2002364945

1422FirefliesTimus Top Coders: First Challenge374946

1722Observation DeckUral Regional School Programming Contest 2009207947

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest131955

1151RadiobeaconsUral Championship 2001. Round 2358956

1277Cops and ThievesNEERC 2003 Central Subregional370967

1418Military StoryUSU Championship 2005378972

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest232974

1040Airline CompanyUSU Championship 20001076977

1331VladislavaAutumn School Contest 2004373977

1949The Best Picture in the GalaxyUral FU Personal Contest 2012110983

1591Abstract ThinkingNEERC 2007 Eastern Subregional280985

1130Nikifor's WalkUSU Championship 2001345988

1398Bishop and Pawn316988

1687Numismatics for FunUSU Personal Contest 2009223988

1539Intelligence DataUSU Personal Contest 2007307991

1435Financial ErrorUSU Personal Contest 2006354993

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010159994

1968Glass PyramidUral FU Personal Contest 201375994

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest330999

1569Networking the “Iset”USU Championship 20072771008

1518Jedi Riddle 3Timus Top Coders: Third Challenge3111009

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1461009

1311Stable ConstructionUral Championship 2004. Round 13571010

1451Beerhouse TaleTimus Top Coders: Second Challenge3401011

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1451015

1965Pear TreesUral FU Personal Contest 2013731018

1570Eating HighUSU Championship 20072721022

1075Thread in a SpaceUSU Personal Contest 20019341023

1339BabiesUSU Championship 20043571025

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2661050

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1741061

1790Searching for the TruthUral Regional School Programming Contest 20101481063

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2111077

1511Fiscal OperationsTimus Top Coders: Third Challenge2891083

2007Mutants versus MachinesUral Regional School Programming Contest 2013471083

1173Lazy SnailRomanian Online Contest December 20013141087

1317HailUral Championship 2004. Round 23301090

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup571119

1341DeviceUSU Championship 20043261120

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1081136

1458War GamesTimus Top Coders: Second Challenge2991146

1766Humpty DumptyUral Championship 20101531148

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest1891150

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2801152

1595Perfect Sequence1811152

1686Photovoltaic SpaceshipUSU Personal Contest 20091901152

1357Teakettle 1.0 for DummiesSpring School Contest 20053161156

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2371157

1544Classmates 3Ural Championship 20072551163

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1671165

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional731167

1669Universal WordPetrozavodsk Winter 2008. USU Contest1931172

1657Cube SnakeNEERC 2008 Eastern Subregional1971176

1627JoinPetrozavodsk Winter 2008. ITMO Contest2041177

1447Portkey NetworkUral Championship 20062931180

1307ArchiverUral Championship 2004. Round 13031184

1453QueenTimus Top Coders: Second Challenge2891184

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1541190

1408Polynomial MultiplicationAutumn School Contest 20053081192

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2331193

1035Cross-stitchUral Championship 19998761206

1487Chinese FootballUSU Championship 20062641214

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3021215

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1271216

1359ConstructionSpring School Contest 20052991219

1321Floor IndicatorUral Championship 2004. Round 22931223

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup511230

1444ElephpotamusUral Championship 20062771246

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup501250

1736Chinese HockeyUSU Championship 20091531251

1540Battle for the RingUSU Personal Contest 20072411252

1097Square Country 2USU Local Contest. March 20017091253

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2571272

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1881272

1538Towers of GuardUSU Personal Contest 20072361278

1065FrontierNEERC 20007651282

1310ACM DiagnosticsUral Championship 2004. Round 12791282

1533Fat HobbitsUSU Personal Contest 20072351283

1908Brute-force SearchUral Championship 2012661283

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2361284

1050Preparing an ArticleUSU Local Contest. March 20008041289

1328FireballAutumn School Contest 20042801290

1546Japanese SortingUral Championship 20072291290

1177Like ComparisonsUSU Personal Contest 20022631295

1807Cartridges for MaximNEERC 2010 Eastern Subregional1181301

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1101311

1281River BasinNEERC 2003 Central Subregional2691317

1171Lost in SpaceRomanian Online Contest December 20012571319

1360Philosophical DisputeUral Championship 2005. Round 22681357

1240Heroes of Might and MagicNEERC 20022531370

1770The Party of Ural ChampionsUral Championship 20101261376

1802Cube PuzzleNEERC 2010 Eastern Subregional1111376

1886Trip 2NEERC 2011 Eastern Subregional851376

1499KerchiefsAutumn School Contest 20062301382

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup441389

1099Work Scheduling5721402

1946Chinese Hockey 3Ural FU Personal Contest 2012741404

1266Kirchhoff's LawUSU Championship 20032511407

1265MirrorUSU Championship 20032501412

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1281415

1947MeanderUral FU Personal Contest 2012731421

1299PsyloniansSpring School Contest 20042481434

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2101436

1318LogarithmUral Championship 2004. Round 22481437

1412Autumn TideUSU Championship 20052521439

1764TranssibUral Championship 20101191451

1831Tsyfirkin's LessonUral Championship 2011921455

1043Cover an ArcUSU Championship 20007181458

1393Average Common Prefix2461460

1762Search for a Hiding-PlaceUSU Personal Contest 20101201463

1345HTMLUSU Championship 20042461470

1170DesertRomanian Online Contest December 20012291473

1419Maps of the Island WorldsUSU Championship 20052461473

1565The Duel for ThreeUSU Championship 20071841486

1441From the History of Gringotts BankUral Championship 20062301490

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1471501

1347BlogSpring School Contest 20052401507

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest1981519

1950Martian FarmlandsUral FU Personal Contest 2012671531

1241Inlay CuttersNEERC 20022251535

1251Cemetery ManagerUSU Local Contest. March 20032261535

1734Endgame DatabaseUSU Championship 20091221545

1782Jack's New WordUral SU Championship 2010991547

1894Non-Flying WeatherNEERC 2011 Eastern Subregional741556

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest761559

1969Hong Kong TramUral FU Personal Contest 2013441565

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2031569

1449Credit Operations 2Timus Top Coders: Second Challenge2141580

1337BureaucracyAutumn School Contest 20042251592

1568Train Car SortingUSU Championship 20071711592

1670AsteriskPetrozavodsk Summer 2008. USU Contest1381592

1841CablewaysPetrozavodsk Summer 2010. USU Contest741603

1583CheeseNEERC 2007 Eastern Subregional1681605

1702CrossroadUral Championship 20091311606

1485Football and LieUSU Championship 20061961614

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest731615

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional491642

1839The MentaculusUral Championship 2011801649

1516NostalgiaTimus Top Coders: Third Challenge1861652

1615Tram SolitaireUral Championship 20081521653

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest851656

1062TriathlonNEERC 20005871663

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1071669

1977Energy WallUral Championship 2013371679

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest701683

1610CactusesUral Championship 20081491684

1420Integer-Valued Complex DivisionUSU Championship 20052121699

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest1861705

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2111715

1046Geometrical DreamsUSU Local Contest. March 20006001719

1488ACM PokerUSU Championship 20061831723

1508Japanese PuzzleNEERC 2006 Eastern Subregional1811727

1707Hypnotoad's SecretUral Championship 20091211729

1338AutomobilesUSU Championship 20042071734

1257HyphenationAutumn School Contest 20032001747

1492Vasya's Dad 2Autumn School Contest 20061791755

1781Clean CodeUral SU Championship 2010861757

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1831760

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest791768

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011881775

1417Space Poker 2USU Championship 20052021779

1867NanotechnologiesUral FU Championship 2011641793

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2011797

1304ParallelepipedUral Championship 19981951806

1093DartsUSU Local Contest. March 20014881810

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest971825

1378Artificial IntelligenceUral Championship 2005. Round 11971831

1514National ParkTimus Top Coders: Third Challenge1661840

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1181841

1163ChapaevNEERC 2001 Northern Subregional1811842

1703Robotic ArmUral Championship 20091131842

1757Gold BarsUSU Personal Contest 2010921864

1425Queen 2Timus Top Coders: First Challenge1831882

1634Spider MiteUSU Championship 20081201890

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1141901

1187Statistical TroubleNEERC 20011761903

1216Two Pawns and One KingUSU Championship 20021781911

1532Lost in TranslationUSU Personal Contest 20071541916

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1141919

1972Game TestingUral Championship 2013311925

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1541926

1455Freedom of SpeechTimus Top Coders: Second Challenge1731934

1882Old NokiaUral Regional School Programming Contest 2011581941

1833Hopes of RowingUral Championship 2011661953

1503PolynomialNEERC 2006 Eastern Subregional1581964

1850Space TourismPetrozavodsk Summer 2010. USU Contest581980

1188LibraryNEERC 20011672000

1835Swamp DoctorUral Championship 2011642006

1396Maximum. Version 21652009

1063Domino PuzzleNEERC 20004822017

1288AstrolocationUSU Personal Contest 20041732020

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1332027

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1672031

1148Building TowersDSAP Vietnam Online Contest November 20011622043

1232Asteroid LandingNEERC 2002 Central Subregional1652054

1092TransversalUSU Local Contest. March 20014272062

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1042067

1267Yekaterinburg SubwayUSU Championship 20031672074

1541ChaseUSU Personal Contest 20071392109

1549Another Japanese PuzzleUral Championship 20071362112

1315MDPAR and MIIARUral Championship 2004. Round 11642130

1978E-LiteUral Championship 2013272133

1041NikiforUSU Championship 20004852144

1074Very Short ProblemUSU Personal Contest 20014392151

1652Banking CrisisNEERC 2008 Eastern Subregional1032154

1504Good MannersNEERC 2006 Eastern Subregional1432156

1543Dance RevolutionUral Championship 20071332156

1758Bald Spot Revisited 2USU Personal Contest 2010782161

1256Cemetery GuardUSU Local Contest. March 20031562183

1270UnicubeUSU Championship 20031572198

1865The Island of MärketUral FU Championship 2011502211

1655Somali PiratesNEERC 2008 Eastern Subregional992233

1739FaryuksUSU Championship 2009812241

1481Winning ChancesUSU Championship 20061382247

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21572259

1368Goat in the Garden 3Ural Championship 2005. Round 21572259

1397Points Game1382259

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup232273

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest482311

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest582314

1735Theft of the CenturyUSU Championship 2009782318

1284Space PokerUSU Personal Contest 20041482340

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup222344

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest912356

1829Routing TablesUSU Personal Contest 2011542384

1275Knights of the Round TableNEERC 2003 Central Subregional1442386

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest462404

1704DemodulationUral Championship 2009842410

1895Steaks on BoardNEERC 2011 Eastern Subregional442420

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional752427

1938Caribbean TriangleUral FU Championship 2012292450

1975Model of the EarthUral Championship 2013222466

2006Kirill the GardenerUral Regional School Programming Contest 2013152470

1609Tram TileUral Championship 2008982479

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional292484

1308Dean's PyramidUral Championship 2004. Round 11382504

1945Many-armed BrothersUral FU Personal Contest 2012372509

1300TaxesUral Championship 19981372519

1454Rectangles 2Timus Top Coders: Second Challenge1302528

1717Eligibility RulesNEERC 2009 Eastern Subregional702578

1957MundialPetrozavodsk Winter 2013. Kontur Cup192586

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1022588

1999The secret moduleNEERC 2013 Eastern Subregional142626

1312TrayUral Championship 2004. Round 11312628

1856War and PeacePetrozavodsk Summer 2011. USU Contest412628

1239Ghost BustersNEERC 20021272629

1694Killer WordsPetrozavodsk Winter 2009. USU Contest762660

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest792674

1520Empire Strikes BackTimus Top Coders: Third Challenge1112676

1834Tennis RacketUral Championship 2011452698

1637Triangle Game 2USU Championship 2008802730

1681Brother Bear's GardenUSU Personal Contest 2009742742

1566Triangular PostcardsUSU Championship 2007942771

1858Magic CubePetrozavodsk Summer 2011. USU Contest382793

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest592829

1505Oil TransferNEERC 2006 Eastern Subregional1062844

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional242849

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest702860

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest452861

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest372864

1482Triangle GameUSU Championship 20061062867

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest692896

141140 Islands KnightsUSU Championship 20051202901

1442Floo PowderUral Championship 20061083030

1622EndspielPetrozavodsk Winter 2008. ITMO Contest733035

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733035

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest993066

1367Top SecretUral Championship 2005. Round 21133068

1395Pascal vs. C++. Version 21033126

1847ZamkadyePetrozavodsk Summer 2010. USU Contest333131

1616Square Country 4Ural Championship 2008753150

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest393211

1438Time Limit ExceededUSU Personal Contest 20061023226

1973Location GeneratorUral Championship 2013143288

1058ChocolateNEERC 2000 Central Subregional3063306

1166Funny Card GameNEERC 2001 Northern Subregional1013306

1909Space ReconUral Championship 2012193362

1632LasersUSU Championship 2008633366

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest743451

1733Forgotten TechnologyUSU Championship 2009493456

1429BiscuitsTimus Top Coders: First Challenge953459

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest983510

1765Error 404Ural Championship 2010433531

1466Magic SquarePetrozavodsk Winter 2006. USU Contest863538

1509Domino RecognitionNEERC 2006 Eastern Subregional823586

1199Mouse763742

1464LightPetrozavodsk Winter 2006. USU Contest803773

1661DodecahedronPetrozavodsk Winter 2008. USU Contest523838

1778Chinese Hockey 2Ural SU Championship 2010333923

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest863949

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest494034

1763Expert FleaUral Championship 2010364068

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest674102

1967Programmer CasinoUral FU Personal Contest 201384131

1797Summit Online Judge. Version 2144137

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup84167

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest684284

1594Aztec Treasure414322

1271Sailing DirectionsUSU Championship 2003744371

1460WiresPetrozavodsk Winter 2006. USU Contest664468

1340CucarachaUSU Championship 2004744480

1344Gigantic TurnipUSU Championship 2004744480

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest414486

1801The Revolution CupNEERC 2010 Eastern Subregional274501

1771A Deputy's MorningUral Championship 2010314564

1906The Lost CivilizationUral Championship 2012114643

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest604774

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest694799

1426RectanglesTimus Top Coders: First Challenge654842

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest584914

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest395141

1848Fly HuntPetrozavodsk Summer 2010. USU Contest165178

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest635193

1365Testing CalculatorUral Championship 2005. Round 2615314

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest375359

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest155361

1842Local RootsPetrozavodsk Summer 2010. USU Contest155385

1372Death StarUral Championship 2005. Round 1575657

1668Death Star 2Petrozavodsk Winter 2008. USU Contest315805

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest456075

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional296241

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest286263

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest156293

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest296458

1674Drunk KingPetrozavodsk Summer 2008. USU Contest266546

1596Knight Mare86555

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup16814

1363HalftonesUral Championship 2005. Round 2456860

1653Death ConveyorNEERC 2008 Eastern Subregional247159

1548Sakura and StatisticsUral Championship 2007337170

1536Delights of Pipe-weedUSU Personal Contest 2007317666

1432Twofold LuckUSU Personal Contest 2006348212

1840Victim of AdvertisingUral Championship 201188245

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest188417

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest238784

1376Dean's Pyramid 2Ural Championship 2005. Round 1338814

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest179329

1415Mobile LifeUSU Championship 2005299666

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest139947

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1310246

1374MisereUral Championship 2005. Round 12411147

1708Sum of Digits 2Ural Championship 20091011322

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1412078

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2112229

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012636

1399Economical Director1512866

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1413160

1369Cockroach RaceUral Championship 2005. Round 21316404

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118052

1589SokobanNEERC 2007 Eastern Subregional321979

1394Ships. Version 2525275