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Problem set


1000A+B Problem6016919

1001Reverse Root1629120

1785Lost in LocalizationUral Regional School Programming Contest 2010846921

1877Bicycle CodesUral Regional School Programming Contest 2011568424

1293EniyaSpring School Contest 20041519925

1409Two GangstersAutumn School Contest 20051462526

1820Ural SteaksUSU Personal Contest 2011551029

1787Turn for MEGAUral Regional School Programming Contest 2010547232

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011422333

1264WorkdaysAutumn School Contest 20031099234

1197Lonesome KnightSpring School Contest 20021037735

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional285236

1639Chocolate 2Autumn School Contest 2008636139

1924Four ImpsUral Regional School Programming Contest 2012253441

2001Mathematicians and BerriesUral Regional School Programming Contest 2013166041

1313Some Words about SportUral Championship 2004. Round 1837845

12091, 10, 100, 1000...Autumn School Contest 2002782846


1319HotelUral Championship 2004. Round 2785348

1567SMS-spamUSU Championship 2007616548

1581TeamworkAutumn School Contest 2007603648

1881Long problem statementUral Regional School Programming Contest 2011264952

1225FlagsNEERC 2002 Central Subregional684053

1263ElectionsAutumn School Contest 2003705953

1585PenguinsNEERC 2007 Eastern Subregional548453

1876Centipede's MorningUral Regional School Programming Contest 2011257554

1893A380NEERC 2011 Eastern Subregional246855

1100Final StandingsTetrahedron Team Online Contest May 2001633156

1327FusesAutumn School Contest 2004663257

1110PowerBulgarian Online Contest September 2001601159

1243Divorce of the Seven DwarfsUSU Personal Contest 2003614560

1493One Step from HappinessAutumn School Contest 2006560660

1349FarmSpring School Contest 2005621661

1545HieroglyphsUral Championship 2007494463

1607TaxiUSU Personal Contest 2008436963

1925British Scientists Save the WorldUral Regional School Programming Contest 2012163663

1991The battle near the swampNEERC 2013 Eastern Subregional109963

1496SpammerAutumn School Contest 2006519965

1636Penalty TimeUSU Championship 2008388565

1149Sinus Dances522568

1196History ExamSpring School Contest 2002528868

1837Isenbaev's NumberUral Championship 2011228168

1617Flat SpotsUral Championship 2008393769

1723Sandro's BookUral Regional School Programming Contest 2009300670

1654Cipher MessageNEERC 2008 Eastern Subregional347971

1131CopyingUSU Championship 2001491772

1563BayanUSU Championship 2007404772

1792Hamming CodeUral Regional School Programming Contest 2010240272

1025Democracy in DangerAutumn School Contest 20001482973

1457Heating MainTimus Top Coders: Second Challenge486574

1224SpiralNEERC 2002 Central Subregional483875

1935Tears of DrownedUral FU Championship 2012136075

1712Cipher GrilleNEERC 2009 Eastern Subregional277576

2005Taxi for ProgrammersUral Regional School Programming Contest 201389776

1290SabotageSpring School Contest 2004482578

1083Factorials!!!Spring School Contest 20011217879

1902Neo-VeniceUral Championship 2012126682

2011Long StatementUral Regional School Programming Contest 201383082

1194HandshakesSpring School Contest 2002426284

1502Domino DotsNEERC 2006 Eastern Subregional399484

1638BookwormUSU Championship 2008295585

2002Test TaskUral Regional School Programming Contest 201379885

1139City BlocksNEERC 2001 Central Subregional414186

1120Sum of Sequential NumbersAutumn School Contest 2001409987

1106Two TeamsTetrahedron Team Online Contest May 2001399588

1404Easy to Hack!Autumn School Contest 2005437588

1796Amusement ParkUral Regional School Programming Contest 2010193789

1180Stone GameUSU Personal Contest 2002392691

1786Sandro's BiographyUral Regional School Programming Contest 2010190191

16421D MazeAutumn School Contest 2008266893

1161StripiesNEERC 2001 Northern Subregional377094

1601AntiCAPSUSU Personal Contest 2008294194

1510OrderNEERC 2006 Eastern Subregional347896

1731DillUral Regional School Programming Contest 2009218596

1644A Whole Lot of WalnutsAutumn School Contest 2008255597

1005Stone PileUSU Championship 19971111998

1009K-based NumbersUSU Championship 19971106499

1873GOV ChroniclesUral Regional School Programming Contest 2011138699

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201368699

1119MetroAutumn School Contest 20013533100

1777AnindilyakwaUral SU Championship 20101738100

1297PalindromeSpring School Contest 20043694101

1446Sorting HatUral Championship 20063574101

1014Product of DigitsUSU Local Contest. 199910642102

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013444102

1214Strange ProcedureAutumn School Contest 20023547102

1370MagicianUral Championship 2005. Round 23718102

1146Maximum SumDSAP Vietnam Online Contest November 20013415104

1228ArrayNEERC 2002 Central Subregional3499104

1020RopeAutumn School Contest 200010003109

1136ParliamentNEERC 2001 Central Subregional3237110

1573AlchemyAutumn School Contest 20072658110

1082Gaby IvanushkaSpring School Contest 20018616111

1118Nontrivial NumbersAutumn School Contest 20013202111

1330IntervalsAutumn School Contest 20043369112

1582BookmakersNEERC 2007 Eastern Subregional2523115

1044Lucky Tickets. Easy!USU Championship 20009292116

1079MaximumWinter Mathematical Festival Varna 20018325116

1192Ball in a DreamSpring School Contest 20023081116

1203Scientific ConferenceUSU Local Contest. March 20023073116

1296HyperjumpSpring School Contest 20043216116

1226esreveR redrONEERC 2002 Central Subregional3073118

1711Code NamesNEERC 2009 Eastern Subregional1786118

1868Prediction ContestUral FU Championship 20111167118

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20022985120

1219Symbolic SequenceUSU Championship 20022978122

1683FridgeUSU Personal Contest 20091903123

1931Excellent TeamUral FU Championship 2012819124

1984Dummy GuyOpen Ural FU Championship 2013559124

1123SalaryAutumn School Contest 20012817126

1126Magnetic StormsUSU Championship 20012815126

1688Team.GOV!USU Personal Contest 20091856127

1086CryptographySpring School Contest 20017468129

2000Grand Theft Array VUral Regional School Programming Contest 2013524129

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101327130

1725Sold Out!Ural Regional School Programming Contest 20091597132

1283DwarfUSU Personal Contest 20042811133

1336Problem of Ben BetsalelAutumn School Contest 20042845133

1353Milliard Vasya's FunctionSpring School Contest 20052843134

1022Genealogical TreeAutumn School Contest 20008073135

1021Sacrament of the SumAutumn School Contest 20007928137

1821BiathlonUSU Personal Contest 20111155137

1260Nudnik PhotographerAutumn School Contest 20032688138

1740Deer is Better!USU Championship 20091514138

1352Mersenne PrimesSpring School Contest 20052730139

1864Get-Together at Den'sUral FU Championship 2011989139

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional496139

1612Tram ForumUral Championship 20081939140

1026Questions and AnswersAutumn School Contest 20007698141

1142RelationsDSAP Vietnam Online Contest November 20012518141

1222Chernobyl’ EaglesUSU Championship 20022576141

1878Rubinchik's CubeUral Regional School Programming Contest 2011958143

1964Chinese DialectsUral FU Personal Contest 2013627143

1402CocktailsAutumn School Contest 20052653144

1576Telephone TariffsAutumn School Contest 20072020144

1982Electrification PlanOpen Ural FU Championship 2013483144

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional700146

1084Goat in the GardenSpring School Contest 20016391150

1756One and a Half DiggersUSU Personal Contest 20101300150

1178Akbardin’s RoadsUSU Personal Contest 20022345152

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional649158

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101078160

1572Yekaterinozavodsk Great WellAutumn School Contest 20071808161

1769Old Ural LegendUral Championship 20101176163

1012K-based Numbers. Version 26653164

1135RecruitsNEERC 2001 Central Subregional2155164

1157Young TilerUral Championship 2001. Round 22168164

1210Kind SpiritsAutumn School Contest 20022199165

1874Football GoalUral Regional School Programming Contest 2011831165

1073Square CountryUSU Personal Contest 20015896166

1295Crazy NotionsSpring School Contest 20042251166

1306Sequence MedianUral Championship 19982257166

1709Penguin-AviaUral Championship 20091386166

1017StaircasesUSU Local Contest. 19996483168

1506Columns of NumbersNEERC 2006 Eastern Subregional1983168

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091246168

1789Searching for the DodecahedronUral Regional School Programming Contest 20101028168

1800Murphy's LawNEERC 2010 Eastern Subregional1017168

1013K-based Numbers. Version 36439169

1213Cockroaches!Autumn School Contest 20022140169

1869New Year CruiseUral FU Championship 2011814169

1685OrthographyUSU Personal Contest 20091359172

1167Bicolored HorsesRomanian Online Contest December 20012059173

1640Circle of WinterAutumn School Contest 20081421175

1413Mars JumperUSU Championship 20052140178

1048Superlong SumsUSU Local Contest. March 20005926179

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1375180

1193Queue at the ExamSpring School Contest 20021969181

1280Topological SortingNEERC 2003 Central Subregional2048181

1930Ivan's CarUral Regional School Programming Contest 2012556182

1164FillwordNEERC 2001 Northern Subregional1927184

1335White ThesisAutumn School Contest 20042044184

1354Palindrome. Again PalindromeSpring School Contest 20052058184

1645Ski RaceAutumn School Contest 20081349184

1134CardsNEERC 2001 Central Subregional1918185

1102Strange DialogTetrahedron Team Online Contest May 20011855189

1272Non-Yekaterinburg SubwayUSU Championship 20031959189

1613For Fans of StatisticsUral Championship 20081424191

1885Passenger ComfortNEERC 2011 Eastern Subregional706192

1114BoxesBulgarian Online Contest September 20011830193

1208Legendary Teams ContestUSU Local Contest. March 20021854193

1138Integer PercentageNEERC 2001 Central Subregional1814195

1586Threeprime NumbersNEERC 2007 Eastern Subregional1482195

1680The First NonqualifyingUSU Personal Contest 20091204195

1023ButtonsAutumn School Contest 20005528197

1207Median on the PlaneUSU Local Contest. March 20021805198

1133Fibonacci SequenceNEERC 2001 Central Subregional1776199

1112CoverBulgarian Online Contest September 20011762200

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1191201

1846GCD 2010Petrozavodsk Summer 2010. USU Contest692201

1944Record of the Attack at the OrbitUral FU Personal Contest 2012608202

1922Superhero TeamUral Regional School Programming Contest 2012492205

1981Parallel and PerpendicularOpen Ural FU Championship 2013332207

1249Ancient NecropolisUSU Local Contest. March 20031753208

1423String TaleTimus Top Coders: First Challenge1753209

1002Phone NumbersCentral European Olympiad in Informatics 19995201210

1737Mnemonics and Palindromes 3USU Championship 20091003210

1889Airport AnnouncementsNEERC 2011 Eastern Subregional637212

1200Horns and HoofsUSU Local Contest. March 20021677213

1348Goat in the Garden 2Spring School Contest 20051759216

1515CashmasterTimus Top Coders: Third Challenge1509217

1011ConductorsUSU Championship 19975011218

1998The old PadawanNEERC 2013 Eastern Subregional312218

1052Rabbit HuntUSU Local Contest. March 20004859219

1152False MirrorsUral Championship 2001. Round 21622219

1795Husband in a ShopUral Regional School Programming Contest 2010768224

1033LabyrinthUral Championship 19994795226

1125HopscotchUSU Championship 20011567226

1491Unreal StoryAutumn School Contest 20061482226

1024PermutationsAutumn School Contest 20004782227

1987Nested SegmentsOpen Ural FU Championship 2013302227

1490Fire CircleAutumn School Contest 20061466228

1826MinefieldUSU Personal Contest 2011687228

1049Brave BalloonistsUSU Local Contest. March 20004551233

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012432233

1150Page NumbersUral Championship 2001. Round 21497237

1333Genie Bomber 2Autumn School Contest 20041589237

1779The Great TeamUral SU Championship 2010728237

1122GameAutumn School Contest 20011483238

1191Catch the thief!Spring School Contest 20021497238

1933Guns for Battle!Ural FU Championship 2012414241

1183Brackets SequenceNEERC 20011470242

2003Simple MagicUral Regional School Programming Contest 2013275242

1108HeritageBulgarian Online Contest September 20011440245

1247Check a SequenceUSU Personal Contest 20031486245

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1558245

1635Mnemonics and PalindromesUSU Championship 20081017245

1113JeepBulgarian Online Contest September 20011431246

1823Ideal GasUSU Personal Contest 2011636246

1204IdempotentsUSU Local Contest. March 20021438248

1603EruditeUSU Personal Contest 20081108248

1718RejudgeNEERC 2009 Eastern Subregional843249

1010Discrete FunctionUSTU PhysTech Cup 20004367250

1355Bald Spot RevisitedSpring School Contest 20051508251

1205By the Underground or by Foot?USU Local Contest. March 20021416252

1433DiamondsUSU Personal Contest 20061442252

1242WerewolfUSU Personal Contest 20031438253

1298KnightSpring School Contest 20041457255

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1249255

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013761257

1726VisitsUral Regional School Programming Contest 2009810258

1195Ouths and CrossesSpring School Contest 20021356263

1904The Lessons of the PastUral Championship 2012387263

1080Map ColoringWinter Mathematical Festival Varna 20013664264

1989SubpalindromesOpen Ural FU Championship 2013258264

1047Simple CalculationsUSU Local Contest. March 20004007265

1087The Time to Take StonesSpring School Contest 20013623265

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031370266

1494MonobilliardsAutumn School Contest 20061252267

1179Numbers in TextUSU Personal Contest 20021316270

1028StarsUral Championship 19993996271

1303Minimal CoverageUral Championship 19981376271

1109ConferenceBulgarian Online Contest September 20011290273

1220StacksUSU Championship 20021314275

1117HierarchyAutumn School Contest 20011265279

1537EntsUSU Personal Contest 20071133279

1053PinocchioNEERC 2000 Central Subregional3774281

1201Which Day Is It?USU Local Contest. March 20021269281

1658Sum of DigitsNEERC 2008 Eastern Subregional866284

1032Find a MultipleUral Championship 19993324285

1741Communication FiendUSU Championship 2009724286

1684Jack's Last WordUSU Personal Contest 2009812287

1497Cutting a SquareAutumn School Contest 20061159288

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional589289

1211Collective GuaranteeAutumn School Contest 20021243290

1551Sumo TournamentUral Championship 20071070290

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest681292

1018Binary Apple TreeUSU Local Contest. 19993708293

1244GentlemenUSU Personal Contest 20031243293

1184Cable MasterNEERC 20011212294

1753BookshelfUSU Personal Contest 2010655295

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1135296

1793Tray 2Ural Regional School Programming Contest 2010578296

1377Lara CroftUral Championship 2005. Round 11281297

1590Bacon’s CipherNEERC 2007 Eastern Subregional963300

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional222302

1501Sense of BeautyNEERC 2006 Eastern Subregional1093304

1901Space ElevatorsUral Championship 2012333304

1116Piecewise Constant FunctionAutumn School Contest 20011147307

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest755307

1215Exactness of Projectile HitAutumn School Contest 20021170308

1127Colored BricksUSU Championship 20011141309

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest641310

1121BranchesAutumn School Contest 20011127313

1995Illegal spicesNEERC 2013 Eastern Subregional213314

1036Lucky Tickets3438315

1190Bar of ChocolateSpring School Contest 20021127316

1008Image EncodingUSTU PhysTech Cup 20003430318

1294Mars SatellitesSpring School Contest 20041160320

1153SupercomputerUral Championship 2001. Round 21098322

1648YachtsAutumn School Contest 2008764323

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest425323

1302Delta-waveUral Championship 19981146324

1934Black SpotUral FU Championship 2012309326

1060Flip GameNEERC 20003069327

1124MosaicUSU Championship 20011079327

1923Scary PoliticsUral Regional School Programming Contest 2012305327

1828Approximation by a ProgressionUSU Personal Contest 2011474329

1029MinistryUral Championship 19992868330

1588JamaicaNEERC 2007 Eastern Subregional873330

1604Country of FoolsUSU Personal Contest 2008830330

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1010333

1137Bus RoutesNEERC 2001 Central Subregional1047337

1783Nuclear Arms RaceUral SU Championship 2010503341

1031Railway TicketsUral Championship 19993161342

1406Next NumberAutumn School Contest 20051113342

1227Rally ChampionshipNEERC 2002 Central Subregional1049344

1759Long-LiversUSU Personal Contest 2010559345

1185WallNEERC 20011023347

1483Table FootballUSU Championship 2006962347

1140Swamp IncidentNEERC 2001 Central Subregional1011349

1320Graph DecompositionUral Championship 2004. Round 21066349

1941Scary Martian WordUral FU Personal Contest 2012347349

1223Chernobyl’ Eagle on a RoofUSU Championship 20021026351

1262Pseudo-Roman NumberAutumn School Contest 20031049351

1007Code WordsUSU Championship 19973077355

1090In the Army NowUSU Local Contest. March 20012568355

1631Drunk King 2USU Championship 2008699355

1218Episode N-th: The Jedi TournamentUSU Championship 20021006358

1055CombinationsNEERC 2000 Central Subregional2937360

1292Mars Space StationsSpring School Contest 20041032360

1963KiteUral FU Personal Contest 2013244360

1282Game TreeNEERC 2003 Central Subregional1010365

1574Mathematicians and bracketsAutumn School Contest 2007792365

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional366365

1774Barber of the Army of MagesUral SU Championship 2010468366

1156Two RoundsUral Championship 2001. Round 2963367

1160NetworkNEERC 2001 Northern Subregional985367

1431DiplomasUSU Personal Contest 2006989367

1261TipsAutumn School Contest 20031000368

1403CourierAutumn School Contest 20051023371

1450Russian PipelinesTimus Top Coders: Second Challenge957371

1229Strong BrickworkNEERC 2002 Central Subregional961375

1246Tethered DogUSU Personal Contest 2003968375

1259How to Become Star?Autumn School Contest 2003971379

1651Shortest SubchainNEERC 2008 Eastern Subregional648379

1039Anniversary PartyUSU Championship 20002823380

1521War Games 2Timus Top Coders: Third Challenge856380

1562GM-pineappleUSU Championship 2007763380

1346Intervals of MonotonicityUSU Championship 2004991381

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest630381

1860FiborialPetrozavodsk Summer 2011. USU Contest359381

1078SegmentsWinter Mathematical Festival Varna 20012528382

1015Test the Difference!USU Local Contest. 19992841383

1115ShipsBulgarian Online Contest September 2001912385

1517Freedom of ChoiceTimus Top Coders: Third Challenge839387

1176HyperchannelsUSU Personal Contest 2002914388

1003ParityCentral European Olympiad in Informatics 19992809389

1094E-screenUSU Local Contest. March 20012341389

1992CVSNEERC 2013 Eastern Subregional170389

1279WarehouseNEERC 2003 Central Subregional938393

1489Points on a ParallelepipedAutumn School Contest 2006842395

1217Unlucky TicketsUSU Championship 2002910396

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional253396

1289One Way TicketUSU Personal Contest 2004930398

1732Ministry of TruthUSU Championship 2009517398

1407One-two, One-twoAutumn School Contest 2005952399

1571InterpretersUSU Championship 2007722401

1107Warehouse ProblemTetrahedron Team Online Contest May 2001864403

1038Spell CheckerUSU Championship 20002658404

1111SquaresBulgarian Online Contest September 2001867405

1480CouponsUSU Championship 2006825405

1602ElevatorUSU Personal Contest 2008669407

1700AwakeningUral Championship 2009560408

1141RSA Attack862409

1427SMSTimus Top Coders: First Challenge891409

1356Something EasierSpring School Contest 2005922410

1971Graphics SettingsUral Championship 2013199411

1089Verification with a VocabularySpring School Contest 20012315413

1287Mars CanalsUSU Personal Contest 2004893415

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest761416

1776Anniversary FireworkUral SU Championship 2010409419

1181Cutting a Painted PolygonUSU Personal Contest 2002844420

1202Rectangles TravelUSU Local Contest. March 2002845420

1495One-two, One-two 2Autumn School Contest 2006791420

1350CanteenSpring School Contest 2005897421

1128Partition into GroupsUSU Championship 2001833422

1641DutiesAutumn School Contest 2008578425

1291Gear-wheelsSpring School Contest 2004869426

1507Difficult DecisionNEERC 2006 Eastern Subregional774427

1019Line PaintingUSU Local Contest. 19992534429

1077Travelling Tours816430

1252Sorting the TombstonesUSU Local Contest. March 2003844430

1513Lemon TaleTimus Top Coders: Third Challenge751432

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest455434

1728Curse on Team.GOVUral Regional School Programming Contest 2009475436

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional387436

1051Simple Game on a GridUSU Local Contest. March 20002425437

1221Malevich Strikes Back!USU Championship 2002815441

1890Money out of Thin AirNEERC 2011 Eastern Subregional301441

1871Seismic WavesUral FU Championship 2011304443

1129Door PaintingUSU Championship 2001792444

1900Brainwashing DeviceUral Championship 2012225444

1643Attack of the Dark FortressAutumn School Contest 2008552445

1884Way to the UniversityUral Regional School Programming Contest 2011300447

1942Attack at the OrbitUral FU Personal Contest 2012270447

1258PoolAutumn School Contest 2003810453

1891Language OceanNEERC 2011 Eastern Subregional293453

1072RoutingUSU Personal Contest 20012148454

1928Another Ecology ProblemUral Regional School Programming Contest 2012217454

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001774455

1189Pairs of IntegersNEERC 2001776456

2009Canteen LineUral Regional School Programming Contest 2013141456

1980Road to InvestorUral Championship 2013178457

1535The Hobbit or There and Back AgainUSU Personal Contest 2007687458

1416ConfidentialUSU Championship 2005823459

1519Formula 1Timus Top Coders: Third Challenge708459

1870Zinium 2Ural FU Championship 2011293460

1729Dead Man's ChestUral Regional School Programming Contest 2009448462

1162Currency ExchangeNEERC 2001 Northern Subregional758465

1410CrackUSU Championship 2005812465

1838Samurai's StrokeUral Championship 2011322466

1990PodracingNEERC 2013 Eastern Subregional140467

1428Jedi RiddleTimus Top Coders: First Challenge769472

1754Explosion in a PyramidUSU Personal Contest 2010404474

1091Tmutarakan ExamsUSU Local Contest. March 20011905477

1236Decoding TaskNEERC 2002755477

1095Nikifor 3USU Local Contest. March 20011889481

1628White StreaksUSU Championship 2008513481


1525PathPetrozavodsk Winter 2007. D.Gozman Contest653484

1579Coat TransportationAutumn School Contest 2007595484

1066GarlandNEERC 20002065485

1155TroubleduonsUral Championship 2001. Round 2725485

1401GamersAutumn School Contest 2005776488

1343Fairy TaleUSU Championship 2004769489

1212BattleshipAutumn School Contest 2002728493

1273TieUSU Championship 2003745493

2004Scientists from SpilkovoUral Regional School Programming Contest 2013129495

1103Pencils and CirclesTetrahedron Team Online Contest May 2001699497

1182Team Them Up!NEERC 2001699506

1056Computer NetNEERC 2000 Central Subregional2077509

1329Galactic HistoryAutumn School Contest 2004734509

1322SpyUral Championship 2004. Round 2722514

1143Electric PathDSAP Vietnam Online Contest November 2001679517

1326Bottle TapsUral Championship 2004. Round 2716517

1939First SealUral FU Championship 2012188517

1238FoldingNEERC 2002694519

1366PresentsUral Championship 2005. Round 2726519

1334CheckersAutumn School Contest 2004719520

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional396523

1892Morning in KoltsovoNEERC 2011 Eastern Subregional252524

1069Prufer CodeUSU Personal Contest 20011855525

1866Poetic FootUral FU Championship 2011255525

1994The Emperor's planNEERC 2013 Eastern Subregional123527

1430Crime and PunishmentTimus Top Coders: First Challenge687528

1962In Chinese RestaurantUral FU Personal Contest 2013163528

1803The Czechs' RiflesNEERC 2010 Eastern Subregional317529

1806Mobile TelegraphsNEERC 2010 Eastern Subregional317529

1822Hugo II's WarUSU Personal Contest 2011291530

1903Unidentified ShipsUral Championship 2012187530

1045Funny GameUSU Local Contest. March 20001996531

1316Electronic AuctionUral Championship 2004. Round 1697531

1158Censored!NEERC 2001 Northern Subregional661532

1600AirportUSU Personal Contest 2008510532

1710Boris, You Are Wrong!Ural Championship 2009425534

1101Robot in the FieldTetrahedron Team Online Contest May 2001647536

1767The House of Doctor DeeUral Championship 2010350537

1577E-mailAutumn School Contest 2007533539

1400Cellular CharactersAutumn School Contest 2005700540

1027D++ AgainAutumn School Contest 20002002541

1064Binary SearchNEERC 20001850542

1940Not So Simple YearsUral FU Championship 2012178545

1314Chase in SubwayUral Championship 2004. Round 1676547

1701Ostap and PartnersUral Championship 2009414549

1605Devil's SequenceUSU Personal Contest 2008493550

1061Buffer ManagerNEERC 20001818551

1966Cycling RoadsUral FU Personal Contest 2013156551

1550Dean's Pyramid 3Ural Championship 2007555555

1059ExpressionNEERC 2000 Central Subregional1899556

1071Nikifor 2USU Personal Contest 20011753556

1085MeetingSpring School Contest 20011718556

1760Infernal WorkUSU Personal Contest 2010343556

1698Square Country 5Petrozavodsk Winter 2009. USU Contest410559

1414Astronomical DatabaseUSU Championship 2005672561

1932The Secret of IdentifierUral FU Championship 2012172563

1004Sightseeing TripCentral European Olympiad in Informatics 19991928565

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup135565


1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest238567

1445Christmas giftsUral Championship 2006627569

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012171569

1534Football in GondorUSU Personal Contest 2007550570

1650BillionairesNEERC 2008 Eastern Subregional427570

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional173570

1713Key SubstringsNEERC 2009 Eastern Subregional362571

1070Local TimeUSU Personal Contest 20011697574

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005654574

1448Lighting in HogwartsUral Championship 2006621574

1690Army of MagesPetrozavodsk Winter 2009. USU Contest399574

1439Battle with You-Know-WhoUral Championship 2006619576

1437Gasoline StationUSU Personal Contest 2006625577

1659Regular TrianglesNEERC 2008 Eastern Subregional421578

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest433581

1172Ship RoutesRomanian Online Contest December 2001601584

1682Crazy ProfessorUSU Personal Contest 2009394584

1832Arirang ShowUral Championship 2011255584

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest494587

1592Chinese WatchesNEERC 2007 Eastern Subregional486587

1362Classmates 2Ural Championship 2005. Round 2639589

1054Hanoi TowerNEERC 2000 Central Subregional1790590

1421Credit OperationsTimus Top Coders: First Challenge613591

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional165596

1375Bill CleversUral Championship 2005. Round 1627602

1706Cipher Message 2Ural Championship 2009376602

1986Paul’s SaladsOpen Ural FU Championship 2013107604

1067Disk TreeNEERC 20001644609

2008SwiftyUral Regional School Programming Contest 2013103609

1755CakeUSU Personal Contest 2010312610

1988Planet Ocean LandingOpen Ural FU Championship 2013105615

1358CablesSpring School Contest 2005607618

1872Spacious OfficeUral FU Championship 2011215619

1309DisputeUral Championship 2004. Round 1595620

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest466620

1830Help in the RNOSUral Championship 2011238624

1325DirtUral Championship 2004. Round 2591625

1174Weird PermutationsRomanian Online Contest December 2001560626

1773Metro to Every HomeUral Championship 2010299626

1096Get the Right Route Plate!USU Local Contest. March 20011447627


1088Ilya MurometzSpring School Contest 20011504635

1234BricksNEERC 2002562638

1606SlalomUSU Personal Contest 2008423639

1254Die HardUSU Local Contest. March 2003563641

1443RailsUral Championship 2006555642

1186Chemical ReactionsNEERC 2001547644

1248Sequence SumUSU Personal Contest 2003559645

1253NecrologuesUSU Local Contest. March 2003560645

1633HippogriffsUSU Championship 2008378648

1974Similar TunesUral Championship 2013121656

1564Counting OnesUSU Championship 2007437657

1961Cantonese DialectUral FU Personal Contest 2013129658

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009310661

1465Pawn GamePetrozavodsk Winter 2006. USU Contest508665

1332Genie BomberAutumn School Contest 2004558667

1452Pascal vs. C++Timus Top Coders: Second Challenge526670

1542AutocompletionUral Championship 2007457671

1629TripUSU Championship 2008365671

1775Space BowlingUral SU Championship 2010250673

1780Gray CodeUral SU Championship 2010250673

1440Training ScheduleUral Championship 2006524679

1772Ski-Trails for RobotsUral Championship 2010273683

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest486684

1927Herbs and MagicUral Regional School Programming Contest 2012140687

1875Angry BirdsUral Regional School Programming Contest 2011191689

1034Queens in Peaceful PositionsUral Championship 19991562691

1500Pass LicensesNEERC 2006 Eastern Subregional474692

1301Cube in LabyrinthUral Championship 1998528697

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional238697

1825Ifrit Bomber 2USU Personal Contest 2011217703

1738Computer SecurityUSU Championship 2009288707

1286Starship TravelUSU Personal Contest 2004519708

1230Introspective ProgramNEERC 2002 Central Subregional504709

1037Memory ManagementUSU Championship 20001502712

1274Fractional ArithmeticNEERC 2003 Central Subregional513712

1168Radio StationsRomanian Online Contest December 2001491713

1646Godzilla Strikes Back!Autumn School Contest 2008340714

1159FenceNEERC 2001 Northern Subregional489715

1611DecimationUral Championship 2008370719

1305Convex HullUral Championship 1998511720

1486Equal SquaresUSU Championship 2006459720

1016Cube on the WalkUSU Local Contest. 19991503721

1371Cargo AgencyUral Championship 2005. Round 1522721

1614National Project “Trams”Ural Championship 2008368723

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest397725

1057Amount of DegreesNEERC 2000 Central Subregional1453726

1921Chaos and OrderUral Regional School Programming Contest 2012132726

1235Cricket FieldNEERC 2002492727

1405Goat in the Garden 5Autumn School Contest 2005516730

1996Cipher Message 3NEERC 2013 Eastern Subregional86730

1250Sea BurialUSU Local Contest. March 2003491733

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest212737

1905Travel in TimeUral Championship 2012131740

1943Space RummyUral FU Personal Contest 2012158742

1587Flying PigNEERC 2007 Eastern Subregional382743

1689Fisherman and BarbellUSU Personal Contest 2009307745

1936RoshamboUral FU Championship 2012127747

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest442750

1512ZiniumTimus Top Coders: Third Challenge426754

1169PairsRomanian Online Contest December 2001460759

1484Film RatingUSU Championship 2006432764

1716Alternative SolutionNEERC 2009 Eastern Subregional269764

1824Ifrit BomberUSU Personal Contest 2011198764

1705Gangster HaresUral Championship 2009293769

1983Nectar GatheringOpen Ural FU Championship 201382769

1042Central HeatingUSU Championship 20001389770

1132Square Root452772

1379Cups TransportationUral Championship 2005. Round 1484778

1392Dreaming of Stars482780

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest432780

1424MinibusTimus Top Coders: First Challenge461781

1836Babel FishUral Championship 2011188782

1434Buses in VasyukiUSU Personal Contest 2006456786

1547Password SearchUral Championship 2007387790

1030TitanicUral Championship 19991361792

1165SubnumberNEERC 2001 Northern Subregional440793

1647Divide an Island!Autumn School Contest 2008302801

1715Another Ball KillerNEERC 2009 Eastern Subregional254804

1630TalismanUSU Championship 2008300811

1456Jedi Riddle 2Timus Top Coders: Second Challenge431814

1593Square Country. Version 2282818

1608Lucky Tickets 2008Ural Championship 2008324818

1105Observers ColoringTetrahedron Team Online Contest May 2001420819

1720Summit Online JudgeNEERC 2009 Eastern Subregional249820

1883Ent's BirthdayUral Regional School Programming Contest 2011159820

1761Binary PalindromeUSU Personal Contest 2010229821

1268Little ChuUSU Championship 2003441825

1937Davy Jones’s OrganUral FU Championship 2012114826

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest160827

1269Obscene Words FilterUSU Championship 2003436834

1863Peaceful AtomUral FU Championship 2011157834

1979Resources DistributionUral Championship 201393834

1154Mages ContestUral Championship 2001. Round 2417835

1147Shaping RegionsDSAP Vietnam Online Contest November 2001409850

1498Stroke at Full SpeedAutumn School Contest 2006386850

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest367852

1006Square FramesUSU Championship 19971272853

1323ClassmatesUral Championship 2004. Round 2428857

1233Amusing NumbersNEERC 2002415859

1976Game OptimizationUral Championship 201390859

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest289861

1324Extra SpacesUral Championship 2004. Round 2425863

1887Frequent Flyer CardNEERC 2011 Eastern Subregional149863

1436BillboardUSU Personal Contest 2006414864

1276TrainNEERC 2003 Central Subregional418870

1862Very Wealthy MoleUral FU Championship 2011149876

1578Mammoth HuntAutumn School Contest 2007324877

1373Pictura ex MachinaUral Championship 2005. Round 1427878

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest381881

1245PicturesUSU Personal Contest 2003406882

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest218883

1827Indigenous WarsUSU Personal Contest 2011169893

1970皇后像廣場Ural FU Personal Contest 201393896

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest214899

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest417903

1364LaraKillerUral Championship 2005. Round 2412905

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest249906

1879GOV-internship 2Ural Regional School Programming Contest 2011142907

1342EnterpriseUSU Championship 2004409909

1580Dean's DebtsAutumn School Contest 2007312909

1730ManBearPigUral Regional School Programming Contest 2009221916

1784RoundersUral SU Championship 2010181916

1278“… Connecting People”NEERC 2003 Central Subregional395919

1907Coffee and BunsUral Championship 2012104923

1285Thread in a HyperspaceUSU Personal Contest 2004394927

1237Evacuation PlanNEERC 2002384928

1768Circular StringsUral Championship 2010197934

1277Cops and ThievesNEERC 2003 Central Subregional387938

1575Yekaterinburg Subway 2Autumn School Contest 2007301941

1175Strange SequenceUSU Personal Contest 2002370943

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional101943

1985Prime SquareOpen Ural FU Championship 201365943

1948The Robot on the LineUral FU Personal Contest 2012122944

1569Networking the “Iset”USU Championship 2007300947

1422FirefliesTimus Top Coders: First Challenge378948

1151RadiobeaconsUral Championship 2001. Round 2364954

1722Observation DeckUral Regional School Programming Contest 2009211957

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010171963

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest136967

1040Airline CompanyUSU Championship 20001099972

1331VladislavaAutumn School Contest 2004378976

1418Military StoryUSU Championship 2005380979

1130Nikifor's WalkUSU Championship 2001353980

1398Bishop and Pawn322985

1435Financial ErrorUSU Personal Contest 2006360990

1591Abstract ThinkingNEERC 2007 Eastern Subregional284990

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest234990

1518Jedi Riddle 3Timus Top Coders: Third Challenge321994

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest335999

1539Intelligence DataUSU Personal Contest 20073091001

1311Stable ConstructionUral Championship 2004. Round 13651004

1949The Best Picture in the GalaxyUral FU Personal Contest 20121141005

1451Beerhouse TaleTimus Top Coders: Second Challenge3461008

1687Numismatics for FunUSU Personal Contest 20092241009

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1521010

1339BabiesUSU Championship 20043661016

1968Glass PyramidUral FU Personal Contest 2013801016

1570Eating HighUSU Championship 20072781019

1790Searching for the TruthUral Regional School Programming Contest 20101611019

1965Pear TreesUral FU Personal Contest 2013791027

1075Thread in a SpaceUSU Personal Contest 20019431028

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2771029

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1491030

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1801071

1317HailUral Championship 2004. Round 23381082

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2151083

1173Lazy SnailRomanian Online Contest December 20013191085

1511Fiscal OperationsTimus Top Coders: Third Challenge2911093

2007Mutants versus MachinesUral Regional School Programming Contest 2013531093

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup641108

1341DeviceUSU Championship 20043281127

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1141134

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1681137

1458War GamesTimus Top Coders: Second Challenge3051139

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1751147

1627JoinPetrozavodsk Winter 2008. ITMO Contest2141150

1357Teakettle 1.0 for DummiesSpring School Contest 20053211152

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3221156

1544Classmates 3Ural Championship 20072611157

1766Humpty DumptyUral Championship 20101571157

1444ElephpotamusUral Championship 20063021161

1686Photovoltaic SpaceshipUSU Personal Contest 20091931163

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2401165

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2811166

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest1911167

1447Portkey NetworkUral Championship 20063001169

1595Perfect Sequence1831171

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1371176

1408Polynomial MultiplicationAutumn School Contest 20053151181

1669Universal WordPetrozavodsk Winter 2008. USU Contest1961183

1453QueenTimus Top Coders: Second Challenge2931188

1307ArchiverUral Championship 2004. Round 13051192

1657Cube SnakeNEERC 2008 Eastern Subregional1991192

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2371195

1035Cross-stitchUral Championship 19998931200

1359ConstructionSpring School Contest 20053071203

1487Chinese FootballUSU Championship 20062671219

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional771220

1736Chinese HockeyUSU Championship 20091611228

1321Floor IndicatorUral Championship 2004. Round 22931239

1807Cartridges for MaximNEERC 2010 Eastern Subregional1291244

1540Battle for the RingUSU Personal Contest 20072461248

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2661249

1538Towers of GuardUSU Personal Contest 20072451253

1097Square Country 2USU Local Contest. March 20017161261

1310ACM DiagnosticsUral Championship 2004. Round 12871264

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2421274

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1921275

1177Like ComparisonsUSU Personal Contest 20022691285

1533Fat HobbitsUSU Personal Contest 20072381288

1050Preparing an ArticleUSU Local Contest. March 20008151290

1065FrontierNEERC 20007691293

1328FireballAutumn School Contest 20042821297

1546Japanese SortingUral Championship 20072311301

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup531301

1171Lost in SpaceRomanian Online Contest December 20012621312

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup521322

1281River BasinNEERC 2003 Central Subregional2711325

1908Brute-force SearchUral Championship 2012681337

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1111353

1360Philosophical DisputeUral Championship 2005. Round 22711359

1240Heroes of Might and MagicNEERC 20022561372

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1361379

1770The Party of Ural ChampionsUral Championship 20101301381

1802Cube PuzzleNEERC 2010 Eastern Subregional1151383

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup491390

1499KerchiefsAutumn School Contest 20062321391

1099Work Scheduling5841394

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2191402

1265MirrorUSU Championship 20032531414

1266Kirchhoff's LawUSU Championship 20032531414

1946Chinese Hockey 3Ural FU Personal Contest 2012781416

1299PsyloniansSpring School Contest 20042521430

1886Trip 2NEERC 2011 Eastern Subregional861430

1318LogarithmUral Championship 2004. Round 22521433

1412Autumn TideUSU Championship 20052561435

1419Maps of the Island WorldsUSU Championship 20052531452

1762Search for a Hiding-PlaceUSU Personal Contest 20101251454

1043Cover an ArcUSU Championship 20007301455

1393Average Common Prefix2511455

1449Credit Operations 2Timus Top Coders: Second Challenge2361459

1345HTMLUSU Championship 20042501465

1947MeanderUral FU Personal Contest 2012751466

1441From the History of Gringotts BankUral Championship 20062361473

1170DesertRomanian Online Contest December 20012321475

1764TranssibUral Championship 20101211475

1347BlogSpring School Contest 20052471484

1831Tsyfirkin's LessonUral Championship 2011941489

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2051493

1251Cemetery ManagerUSU Local Contest. March 20032341505

1565The Duel for ThreeUSU Championship 20071841513

1782Jack's New WordUral SU Championship 20101051521

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1471538

1950Martian FarmlandsUral FU Personal Contest 2012711538

1241Inlay CuttersNEERC 20022271543

1734Endgame DatabaseUSU Championship 20091241567

1670AsteriskPetrozavodsk Summer 2008. USU Contest1441568

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2061570

1337BureaucracyAutumn School Contest 20042301579

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest791580

1568Train Car SortingUSU Championship 20071741596

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest781598

1969Hong Kong TramUral FU Personal Contest 2013471604

1894Non-Flying WeatherNEERC 2011 Eastern Subregional751615

1583CheeseNEERC 2007 Eastern Subregional1701617

1702CrossroadUral Championship 20091331625

1485Football and LieUSU Championship 20061971631

1841CablewaysPetrozavodsk Summer 2010. USU Contest761642

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2231647

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest1941663

1062TriathlonNEERC 20005941667

1516NostalgiaTimus Top Coders: Third Challenge1871669

1610CactusesUral Championship 20081531677

1615Tram SolitaireUral Championship 20081531677

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest871688

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2181691

1420Integer-Valued Complex DivisionUSU Championship 20052151697

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional531700

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest731701

1839The MentaculusUral Championship 2011811702

1046Geometrical DreamsUSU Local Contest. March 20006141705

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1081706

1257HyphenationAutumn School Contest 20032071713

1508Japanese PuzzleNEERC 2006 Eastern Subregional1851718

1977Energy WallUral Championship 2013401718

1707Hypnotoad's SecretUral Championship 20091251721

1338AutomobilesUSU Championship 20042111724

1488ACM PokerUSU Championship 20061851731

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1751735

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011951738

1492Vasya's Dad 2Autumn School Contest 20061811763

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1841776

1304ParallelepipedUral Championship 19982011777

1781Clean CodeUral SU Championship 2010881785

1417Space Poker 2USU Championship 20052031793

1514National ParkTimus Top Coders: Third Challenge1731797

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1021798

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest811799

1867NanotechnologiesUral FU Championship 2011671808

1093DartsUSU Local Contest. March 20014931817

1378Artificial IntelligenceUral Championship 2005. Round 11991836

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1211843

1163ChapaevNEERC 2001 Northern Subregional1831849

1703Robotic ArmUral Championship 20091151859

1757Gold BarsUSU Personal Contest 2010951869

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1191872

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1201875

1532Lost in TranslationUSU Personal Contest 20071591890

1634Spider MiteUSU Championship 20081231890

1425Queen 2Timus Top Coders: First Challenge1841897

1187Statistical TroubleNEERC 20011771919

1216Two Pawns and One KingUSU Championship 20021791926

1455Freedom of SpeechTimus Top Coders: Second Challenge1751940

1503PolynomialNEERC 2006 Eastern Subregional1621947

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1391981

1148Building TowersDSAP Vietnam Online Contest November 20011691991

1972Game TestingUral Championship 2013331997

1396Maximum. Version 21682003

1188LibraryNEERC 20011692005

1882Old NokiaUral Regional School Programming Contest 2011592008

1288AstrolocationUSU Personal Contest 20041762013

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1702024

1063Domino PuzzleNEERC 20004872025

1833Hopes of RowingUral Championship 2011662037

1232Asteroid LandingNEERC 2002 Central Subregional1682046

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1082046

1850Space TourismPetrozavodsk Summer 2010. USU Contest592046

1267Yekaterinburg SubwayUSU Championship 20031702066

1092TransversalUSU Local Contest. March 20014322068

1549Another Japanese PuzzleUral Championship 20071402090

1835Swamp DoctorUral Championship 2011642093

1541ChaseUSU Personal Contest 20071422102

1315MDPAR and MIIARUral Championship 2004. Round 11682109

1041NikiforUSU Championship 20004992115

1543Dance RevolutionUral Championship 20071382119

1504Good MannersNEERC 2006 Eastern Subregional1472133

1074Very Short ProblemUSU Personal Contest 20014452153

1652Banking CrisisNEERC 2008 Eastern Subregional1042185

1655Somali PiratesNEERC 2008 Eastern Subregional1042185

1256Cemetery GuardUSU Local Contest. March 20031572199

1270UnicubeUSU Championship 20031592201

1978E-LiteUral Championship 2013292202

1865The Island of MärketUral FU Championship 2011532210

1758Bald Spot Revisited 2USU Personal Contest 2010782230

1397Points Game1422233

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21612247

1368Goat in the Garden 3Ural Championship 2005. Round 21582274

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest972278

1481Winning ChancesUSU Championship 20061382281

1735Theft of the CenturyUSU Championship 2009812307

1739FaryuksUSU Championship 2009812307

1284Space PokerUSU Personal Contest 20041512326

1895Steaks on BoardNEERC 2011 Eastern Subregional492326

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest602339

1829Routing TablesUSU Personal Contest 2011582373

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest492383

1275Knights of the Round TableNEERC 2003 Central Subregional1462386

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional782412

1717Eligibility RulesNEERC 2009 Eastern Subregional782412

1945Many-armed BrothersUral FU Personal Contest 2012422443

1704DemodulationUral Championship 2009852446

2006Kirill the GardenerUral Regional School Programming Contest 2013182459

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional332469

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest472476

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup232484

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup232485

1975Model of the EarthUral Championship 2013242526

1609Tram TileUral Championship 2008982531

1300TaxesUral Championship 19981382534

1308Dean's PyramidUral Championship 2004. Round 11382536

1938Caribbean TriangleUral FU Championship 2012302559

1454Rectangles 2Timus Top Coders: Second Challenge1302563

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1052567

1239Ghost BustersNEERC 20021312589

1312TrayUral Championship 2004. Round 11342607

1520Empire Strikes BackTimus Top Coders: Third Challenge1152631

1999The secret moduleNEERC 2013 Eastern Subregional162696

1856War and PeacePetrozavodsk Summer 2011. USU Contest422704

1694Killer WordsPetrozavodsk Winter 2009. USU Contest762728

1957MundialPetrozavodsk Winter 2013. Kontur Cup202733

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest792739

1681Brother Bear's GardenUSU Personal Contest 2009762746

1637Triangle Game 2USU Championship 2008802794

1566Triangular PostcardsUSU Championship 2007952796

1505Oil TransferNEERC 2006 Eastern Subregional1092815

1834Tennis RacketUral Championship 2011452815

1482Triangle GameUSU Championship 20061082861

1858Magic CubePetrozavodsk Summer 2011. USU Contest392869

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest712897

141140 Islands KnightsUSU Championship 20051212915

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest592918

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest702933

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest382941

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest452976

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional263049

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1013056

1442Floo PowderUral Championship 20061083071

1622EndspielPetrozavodsk Winter 2008. ITMO Contest733103

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733103

1367Top SecretUral Championship 2005. Round 21133106

1395Pascal vs. C++. Version 21053114

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest423148

1438Time Limit ExceededUSU Personal Contest 20061053184

1847ZamkadyePetrozavodsk Summer 2010. USU Contest343208

1616Square Country 4Ural Championship 2008753215

1058ChocolateNEERC 2000 Central Subregional3123291

1166Funny Card GameNEERC 2001 Northern Subregional1023319

1909Space ReconUral Championship 2012213365

1733Forgotten TechnologyUSU Championship 2009513442

1632LasersUSU Championship 2008633444

1429BiscuitsTimus Top Coders: First Challenge963471

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest753473

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest993521

1973Location GeneratorUral Championship 2013143578

1765Error 404Ural Championship 2010443579

1464LightPetrozavodsk Winter 2006. USU Contest863589

1466Magic SquarePetrozavodsk Winter 2006. USU Contest863589


1509Domino RecognitionNEERC 2006 Eastern Subregional823641

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest903838

1661DodecahedronPetrozavodsk Winter 2008. USU Contest533869

1778Chinese Hockey 2Ural SU Championship 2010353888

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest684116

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest494131

1763Expert FleaUral Championship 2010364202

1797Summit Online Judge. Version 2154244

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest694294

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup94315

1271Sailing DirectionsUSU Championship 2003754376

1594Aztec Treasure414437

1460WiresPetrozavodsk Winter 2006. USU Contest674475

1967Programmer CasinoUral FU Personal Contest 201384519

1340CucarachaUSU Championship 2004744536

1344Gigantic TurnipUSU Championship 2004744536

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest414600

1771A Deputy's MorningUral Championship 2010324602

1801The Revolution CupNEERC 2010 Eastern Subregional274672

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest724680

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest624711

1426RectanglesTimus Top Coders: First Challenge664842

1906The Lost CivilizationUral Championship 2012114967

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest584988

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest405151

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest175206

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest635257

1365Testing CalculatorUral Championship 2005. Round 2625305

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest385365

1848Fly HuntPetrozavodsk Summer 2010. USU Contest165430

1372Death StarUral Championship 2005. Round 1585643

1842Local RootsPetrozavodsk Summer 2010. USU Contest155647

1668Death Star 2Petrozavodsk Winter 2008. USU Contest325803

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest456167

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional306228

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest296250

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest166296

1674Drunk KingPetrozavodsk Summer 2008. USU Contest276525

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest296603

1653Death ConveyorNEERC 2008 Eastern Subregional266920

1596Knight Mare86925

1363HalftonesUral Championship 2005. Round 2456945

1548Sakura and StatisticsUral Championship 2007356968

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup17449

1536Delights of Pipe-weedUSU Personal Contest 2007327606

1432Twofold LuckUSU Personal Contest 2006358136

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest208585

1840Victim of AdvertisingUral Championship 201188603

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest188623

1376Dean's Pyramid 2Ural Championship 2005. Round 1338923

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest238946

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest149776

1415Mobile LifeUSU Championship 2005299787

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1410060

1708Sum of Digits 2Ural Championship 20091111061

1374MisereUral Championship 2005. Round 12411285

1399Economical Director1712103

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1412301

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2112380

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012793

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1413375

1369Cockroach RaceUral Championship 2005. Round 21415916

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118275

1589SokobanNEERC 2007 Eastern Subregional322394

1394Ships. Version 2525587