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Problem set


1000A+B Problem6056719

1001Reverse Root1648920

1785Lost in LocalizationUral Regional School Programming Contest 2010856921

1877Bicycle CodesUral Regional School Programming Contest 2011576124

1293EniyaSpring School Contest 20041529625

1409Two GangstersAutumn School Contest 20051471926

1820Ural SteaksUSU Personal Contest 2011557029

1787Turn for MEGAUral Regional School Programming Contest 2010552432

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011427033

1197Lonesome KnightSpring School Contest 20021044634

1264WorkdaysAutumn School Contest 20031105334

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional290536

1639Chocolate 2Autumn School Contest 2008641339

1924Four ImpsUral Regional School Programming Contest 2012261140

2001Mathematicians and BerriesUral Regional School Programming Contest 2013176940

1313Some Words about SportUral Championship 2004. Round 1843245

12091, 10, 100, 1000...Autumn School Contest 2002788046


1567SMS-spamUSU Championship 2007621547

1319HotelUral Championship 2004. Round 2789348

1581TeamworkAutumn School Contest 2007608148

1263ElectionsAutumn School Contest 2003710852

1881Long problem statementUral Regional School Programming Contest 2011268752

1225FlagsNEERC 2002 Central Subregional690853

1585PenguinsNEERC 2007 Eastern Subregional552353

1876Centipede's MorningUral Regional School Programming Contest 2011261254

1100Final StandingsTetrahedron Team Online Contest May 2001637755

1893A380NEERC 2011 Eastern Subregional250056

1327FusesAutumn School Contest 2004666957

1110PowerBulgarian Online Contest September 2001605059

1243Divorce of the Seven DwarfsUSU Personal Contest 2003618359

1493One Step from HappinessAutumn School Contest 2006564460

1349FarmSpring School Contest 2005625961

1991The battle near the swampNEERC 2013 Eastern Subregional118161

1925British Scientists Save the WorldUral Regional School Programming Contest 2012169162

1545HieroglyphsUral Championship 2007497763

1607TaxiUSU Personal Contest 2008439963

1496SpammerAutumn School Contest 2006522965

1636Penalty TimeUSU Championship 2008390965

1149Sinus Dances525668

1196History ExamSpring School Contest 2002532468

1837Isenbaev's NumberUral Championship 2011231468

1617Flat SpotsUral Championship 2008396669

1723Sandro's BookUral Regional School Programming Contest 2009303670

1654Cipher MessageNEERC 2008 Eastern Subregional351571

2005Taxi for ProgrammersUral Regional School Programming Contest 201398971

1131CopyingUSU Championship 2001494572

1563BayanUSU Championship 2007407972

1792Hamming CodeUral Regional School Programming Contest 2010242472

1025Democracy in DangerAutumn School Contest 20001491173

1457Heating MainTimus Top Coders: Second Challenge489074

1224SpiralNEERC 2002 Central Subregional485575

1935Tears of DrownedUral FU Championship 2012139575

1712Cipher GrilleNEERC 2009 Eastern Subregional279876

1290SabotageSpring School Contest 2004485277

2002Test TaskUral Regional School Programming Contest 201391077

2011Long StatementUral Regional School Programming Contest 201391377

1083Factorials!!!Spring School Contest 20011225579

1902Neo-VeniceUral Championship 2012128682

1194HandshakesSpring School Contest 2002427584

1502Domino DotsNEERC 2006 Eastern Subregional401584

1638BookwormUSU Championship 2008297785

1120Sum of Sequential NumbersAutumn School Contest 2001412886

1139City BlocksNEERC 2001 Central Subregional416886

1404Easy to Hack!Autumn School Contest 2005440887

1106Two TeamsTetrahedron Team Online Contest May 2001402688

1796Amusement ParkUral Regional School Programming Contest 2010195390

1180Stone GameUSU Personal Contest 2002394991

1786Sandro's BiographyUral Regional School Programming Contest 2010192391

1161StripiesNEERC 2001 Northern Subregional379594

1601AntiCAPSUSU Personal Contest 2008296594

16421D MazeAutumn School Contest 2008267694

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201373695

1510OrderNEERC 2006 Eastern Subregional348996

1731DillUral Regional School Programming Contest 2009220197

1005Stone PileUSU Championship 19971118598

1644A Whole Lot of WalnutsAutumn School Contest 2008256898

1009K-based NumbersUSU Championship 19971112899

1873GOV ChroniclesUral Regional School Programming Contest 2011141099

1119MetroAutumn School Contest 20013572100

1777AnindilyakwaUral SU Championship 20101756100

1297PalindromeSpring School Contest 20043733101

1446Sorting HatUral Championship 20063598101

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013463102

1214Strange ProcedureAutumn School Contest 20023562102

1370MagicianUral Championship 2005. Round 23734102

1228ArrayNEERC 2002 Central Subregional3508104

1146Maximum SumDSAP Vietnam Online Contest November 20013367106

1020RopeAutumn School Contest 200010057109

1136ParliamentNEERC 2001 Central Subregional3262109

1118Nontrivial NumbersAutumn School Contest 20013229110

1573AlchemyAutumn School Contest 20072675110

1014Product of DigitsUSU Local Contest. 19999830111

1082Gaby IvanushkaSpring School Contest 20018643112

1330IntervalsAutumn School Contest 20043388112

1582BookmakersNEERC 2007 Eastern Subregional2536115

1044Lucky Tickets. Easy!USU Championship 20009331116

1079MaximumWinter Mathematical Festival Varna 20018374116

1192Ball in a DreamSpring School Contest 20023103116

1203Scientific ConferenceUSU Local Contest. March 20023106116

1296HyperjumpSpring School Contest 20043234116

1868Prediction ContestUral FU Championship 20111200117

1226esreveR redrONEERC 2002 Central Subregional3089118

1711Code NamesNEERC 2009 Eastern Subregional1808118

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20022999120

1219Symbolic SequenceUSU Championship 20022992122

2000Grand Theft Array VUral Regional School Programming Contest 2013573122

1931Excellent TeamUral FU Championship 2012841123

1683FridgeUSU Personal Contest 20091913124

1984Dummy GuyOpen Ural FU Championship 2013581124

1126Magnetic StormsUSU Championship 20012853125

1123SalaryAutumn School Contest 20012828126

1688Team.GOV!USU Personal Contest 20091872126

1086CryptographySpring School Contest 20017522128

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101348130

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional546130

1283DwarfUSU Personal Contest 20042828132

1336Problem of Ben BetsalelAutumn School Contest 20042861132

1725Sold Out!Ural Regional School Programming Contest 20091609132

1353Milliard Vasya's FunctionSpring School Contest 20052874133

1022Genealogical TreeAutumn School Contest 20008112135

1821BiathlonUSU Personal Contest 20111170136

1021Sacrament of the SumAutumn School Contest 20007962137

1260Nudnik PhotographerAutumn School Contest 20032705137

1864Get-Together at Den'sUral FU Championship 20111024137

1740Deer is Better!USU Championship 20091527138

1352Mersenne PrimesSpring School Contest 20052745139

1222Chernobyl’ EaglesUSU Championship 20022594140

1612Tram ForumUral Championship 20081958140

1026Questions and AnswersAutumn School Contest 20007743141

1142RelationsDSAP Vietnam Online Contest November 20012531141

1878Rubinchik's CubeUral Regional School Programming Contest 2011979142

1402CocktailsAutumn School Contest 20052675143

1964Chinese DialectsUral FU Personal Contest 2013647143

1576Telephone TariffsAutumn School Contest 20072036144

1982Electrification PlanOpen Ural FU Championship 2013497144

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional722145

1084Goat in the GardenSpring School Contest 20016434150

1756One and a Half DiggersUSU Personal Contest 20101315150

1178Akbardin’s RoadsUSU Personal Contest 20022360152

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional668156

1572Yekaterinozavodsk Great WellAutumn School Contest 20071838159

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101095160

1769Old Ural LegendUral Championship 20101195162

1874Football GoalUral Regional School Programming Contest 2011860162

1306Sequence MedianUral Championship 19982295163

1012K-based Numbers. Version 26685164

1135RecruitsNEERC 2001 Central Subregional2167164

1157Young TilerUral Championship 2001. Round 22178164

1210Kind SpiritsAutumn School Contest 20022220164

1800Murphy's LawNEERC 2010 Eastern Subregional1059164

1295Crazy NotionsSpring School Contest 20042267165

1073Square CountryUSU Personal Contest 20015934166

1869New Year CruiseUral FU Championship 2011842166

1709Penguin-AviaUral Championship 20091395167

1017StaircasesUSU Local Contest. 19996532168

1506Columns of NumbersNEERC 2006 Eastern Subregional1996168

1789Searching for the DodecahedronUral Regional School Programming Contest 20101037168

1013K-based Numbers. Version 36478169

1213Cockroaches!Autumn School Contest 20022154169

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091254169

1167Bicolored HorsesRomanian Online Contest December 20012079172

1685OrthographyUSU Personal Contest 20091368173

1640Circle of WinterAutumn School Contest 20081434174

1930Ivan's CarUral Regional School Programming Contest 2012590175

1413Mars JumperUSU Championship 20052150177

1048Superlong SumsUSU Local Contest. March 20005957179

1280Topological SortingNEERC 2003 Central Subregional2081179

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1384180

1193Queue at the ExamSpring School Contest 20021980181

1134CardsNEERC 2001 Central Subregional1933184

1335White ThesisAutumn School Contest 20042053184

1354Palindrome. Again PalindromeSpring School Contest 20052074184

1645Ski RaceAutumn School Contest 20081358184

1164FillwordNEERC 2001 Northern Subregional1931185

1102Strange DialogTetrahedron Team Online Contest May 20011872188

1613For Fans of StatisticsUral Championship 20081453188

1272Non-Yekaterinburg SubwayUSU Championship 20031972189

1885Passenger ComfortNEERC 2011 Eastern Subregional718191

1114BoxesBulgarian Online Contest September 20011850192

1208Legendary Teams ContestUSU Local Contest. March 20021862193

1586Threeprime NumbersNEERC 2007 Eastern Subregional1505193

1138Integer PercentageNEERC 2001 Central Subregional1820195

1680The First NonqualifyingUSU Personal Contest 20091213195

1023ButtonsAutumn School Contest 20005554197

1207Median on the PlaneUSU Local Contest. March 20021819197

1133Fibonacci SequenceNEERC 2001 Central Subregional1784199

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1215199

1112CoverBulgarian Online Contest September 20011775200

1922Superhero TeamUral Regional School Programming Contest 2012515200

1944Record of the Attack at the OrbitUral FU Personal Contest 2012621201

1846GCD 2010Petrozavodsk Summer 2010. USU Contest701202

1998The old PadawanNEERC 2013 Eastern Subregional345204

1423String TaleTimus Top Coders: First Challenge1771207

1249Ancient NecropolisUSU Local Contest. March 20031765208

1737Mnemonics and Palindromes 3USU Championship 20091011208

1981Parallel and PerpendicularOpen Ural FU Championship 2013340209

1002Phone NumbersCentral European Olympiad in Informatics 19995230210

1889Airport AnnouncementsNEERC 2011 Eastern Subregional648212

1200Horns and HoofsUSU Local Contest. March 20021685213

1348Goat in the Garden 2Spring School Contest 20051774215

1515CashmasterTimus Top Coders: Third Challenge1516217

1011ConductorsUSU Championship 19975032218

1052Rabbit HuntUSU Local Contest. March 20004890218

1152False MirrorsUral Championship 2001. Round 21637218

2003Simple MagicUral Regional School Programming Contest 2013308224

1125HopscotchUSU Championship 20011579225

1795Husband in a ShopUral Regional School Programming Contest 2010774225

1987Nested SegmentsOpen Ural FU Championship 2013315225

1033LabyrinthUral Championship 19994813226

1491Unreal StoryAutumn School Contest 20061487226

1024PermutationsAutumn School Contest 20004801227

1826MinefieldUSU Personal Contest 2011700227

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012454227

1490Fire CircleAutumn School Contest 20061477228

1049Brave BalloonistsUSU Local Contest. March 20004572233

1333Genie Bomber 2Autumn School Contest 20041602236

1933Guns for Battle!Ural FU Championship 2012434236

1150Page NumbersUral Championship 2001. Round 21504237

1191Catch the thief!Spring School Contest 20021508237

1122GameAutumn School Contest 20011490238

1779The Great TeamUral SU Championship 2010735238

1183Brackets SequenceNEERC 20011489240

1635Mnemonics and PalindromesUSU Championship 20081028244

1108HeritageBulgarian Online Contest September 20011446245

1247Check a SequenceUSU Personal Contest 20031492245

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1564245

1113JeepBulgarian Online Contest September 20011439246

1603EruditeUSU Personal Contest 20081122246

1823Ideal GasUSU Personal Contest 2011645246

1718RejudgeNEERC 2009 Eastern Subregional856247

1204IdempotentsUSU Local Contest. March 20021447248

1010Discrete FunctionUSTU PhysTech Cup 20004405249

1355Bald Spot RevisitedSpring School Contest 20051526249

1205By the Underground or by Foot?USU Local Contest. March 20021425251

1242WerewolfUSU Personal Contest 20031451252

1433DiamondsUSU Personal Contest 20061449252

1298KnightSpring School Contest 20041469254

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1257255

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013795256

1989SubpalindromesOpen Ural FU Championship 2013274257

1726VisitsUral Regional School Programming Contest 2009816258

1080Map ColoringWinter Mathematical Festival Varna 20013688263

1195Ouths and CrossesSpring School Contest 20021362263

1494MonobilliardsAutumn School Contest 20061274263

1904The Lessons of the PastUral Championship 2012393264

1047Simple CalculationsUSU Local Contest. March 20004026265

1087The Time to Take StonesSpring School Contest 20013639265

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031375266

1303Minimal CoverageUral Championship 19981392269

1028StarsUral Championship 19994033270

1109ConferenceBulgarian Online Contest September 20011310270

1179Numbers in TextUSU Personal Contest 20021321270

1220StacksUSU Championship 20021323274

1117HierarchyAutumn School Contest 20011280277

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional622277

1201Which Day Is It?USU Local Contest. March 20021277280

1537EntsUSU Personal Contest 20071138280

1053PinocchioNEERC 2000 Central Subregional3788281

1658Sum of DigitsNEERC 2008 Eastern Subregional876283

1032Find a MultipleUral Championship 19993353284

1741Communication FiendUSU Championship 2009735284

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional242287

1497Cutting a SquareAutumn School Contest 20061165288

1684Jack's Last WordUSU Personal Contest 2009817288

1211Collective GuaranteeAutumn School Contest 20021250290

1244GentlemenUSU Personal Contest 20031261290

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest691290

1551Sumo TournamentUral Championship 20071075291

1018Binary Apple TreeUSU Local Contest. 19993729293

1184Cable MasterNEERC 20011220293

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1152293

1753BookshelfUSU Personal Contest 2010666293

1995Illegal spicesNEERC 2013 Eastern Subregional236294

1590Bacon’s CipherNEERC 2007 Eastern Subregional982295

1793Tray 2Ural Regional School Programming Contest 2010586296

1377Lara CroftUral Championship 2005. Round 11286297

1501Sense of BeautyNEERC 2006 Eastern Subregional1106302

1901Space ElevatorsUral Championship 2012338306

1116Piecewise Constant FunctionAutumn School Contest 20011153307

1215Exactness of Projectile HitAutumn School Contest 20021181307

1934Black SpotUral FU Championship 2012331307

1127Colored BricksUSU Championship 20011150308

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest757308

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest647309

1121BranchesAutumn School Contest 20011133312

1036Lucky Tickets3474313

1923Scary PoliticsUral Regional School Programming Contest 2012326313

1190Bar of ChocolateSpring School Contest 20021136314

1008Image EncodingUSTU PhysTech Cup 20003466316

1153SupercomputerUral Championship 2001. Round 21109320

1294Mars SatellitesSpring School Contest 20041166320

1648YachtsAutumn School Contest 2008771322

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1042324

1302Delta-waveUral Championship 19981150325

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest429325

1124MosaicUSU Championship 20011085326

1029MinistryUral Championship 19992897328

1060Flip GameNEERC 20003078328

1588JamaicaNEERC 2007 Eastern Subregional882328

1828Approximation by a ProgressionUSU Personal Contest 2011479329

1604Country of FoolsUSU Personal Contest 2008834330

1137Bus RoutesNEERC 2001 Central Subregional1056335

1227Rally ChampionshipNEERC 2002 Central Subregional1065340

1406Next NumberAutumn School Contest 20051119341

1031Railway TicketsUral Championship 19993184342

1783Nuclear Arms RaceUral SU Championship 2010508342

1759Long-LiversUSU Personal Contest 2010568343

1185WallNEERC 20011033346

1320Graph DecompositionUral Championship 2004. Round 21075347

1483Table FootballUSU Championship 2006966348

1140Swamp IncidentNEERC 2001 Central Subregional1016349

1223Chernobyl’ Eagle on a RoofUSU Championship 20021038349

1262Pseudo-Roman NumberAutumn School Contest 20031053351

1090In the Army NowUSU Local Contest. March 20012601352

1941Scary Martian WordUral FU Personal Contest 2012351352

1007Code WordsUSU Championship 19973100353

1631Drunk King 2USU Championship 2008701356

1218Episode N-th: The Jedi TournamentUSU Championship 20021015357

1055CombinationsNEERC 2000 Central Subregional2964359

1292Mars Space StationsSpring School Contest 20041038359

1282Game TreeNEERC 2003 Central Subregional1025361

1574Mathematicians and bracketsAutumn School Contest 2007801363

1963KiteUral FU Personal Contest 2013248363

1160NetworkNEERC 2001 Northern Subregional998364

1450Russian PipelinesTimus Top Coders: Second Challenge981364

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional373364

1156Two RoundsUral Championship 2001. Round 2968366

1774Barber of the Army of MagesUral SU Championship 2010474366

1261TipsAutumn School Contest 20031008367

1431DiplomasUSU Personal Contest 2006993367

1992CVSNEERC 2013 Eastern Subregional188367

1403CourierAutumn School Contest 20051031370

1860FiborialPetrozavodsk Summer 2011. USU Contest381370

1246Tethered DogUSU Personal Contest 2003982371

1521War Games 2Timus Top Coders: Third Challenge873374

1229Strong BrickworkNEERC 2002 Central Subregional964376

1651Shortest SubchainNEERC 2008 Eastern Subregional657376

1346Intervals of MonotonicityUSU Championship 20041004377

1259How to Become Star?Autumn School Contest 2003976378

1517Freedom of ChoiceTimus Top Coders: Third Challenge865378

1039Anniversary PartyUSU Championship 20002847379

1562GM-pineappleUSU Championship 2007769379

1078SegmentsWinter Mathematical Festival Varna 20012555380

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest635381

1015Test the Difference!USU Local Contest. 19992860382

1115ShipsBulgarian Online Contest September 2001916385

1003ParityCentral European Olympiad in Informatics 19992827388

1094E-screenUSU Local Contest. March 20012354388

1176HyperchannelsUSU Personal Contest 2002919388

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional263388

1279WarehouseNEERC 2003 Central Subregional944392

1489Points on a ParallelepipedAutumn School Contest 2006849394

1217Unlucky TicketsUSU Championship 2002916395

1289One Way TicketUSU Personal Contest 2004939396

1407One-two, One-twoAutumn School Contest 2005962396

1732Ministry of TruthUSU Championship 2009521399

1427SMSTimus Top Coders: First Challenge914400

1571InterpretersUSU Championship 2007729400

1038Spell CheckerUSU Championship 20002676403

1107Warehouse ProblemTetrahedron Team Online Contest May 2001869403

1111SquaresBulgarian Online Contest September 2001872404

1480CouponsUSU Championship 2006830404

1356Something EasierSpring School Contest 2005934406

1602ElevatorUSU Personal Contest 2008675406

1141RSA Attack868408

1700AwakeningUral Championship 2009563409

1287Mars CanalsUSU Personal Contest 2004907410

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest777410

1971Graphics SettingsUral Championship 2013205410

1089Verification with a VocabularySpring School Contest 20012326413

1776Anniversary FireworkUral SU Championship 2010416415

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional410416

1495One-two, One-two 2Autumn School Contest 2006801417

1181Cutting a Painted PolygonUSU Personal Contest 2002849419

1350CanteenSpring School Contest 2005904419

1202Rectangles TravelUSU Local Contest. March 2002847421

1128Partition into GroupsUSU Championship 2001837422

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest473423

1077Travelling Tours827426

1291Gear-wheelsSpring School Contest 2004873426

1507Difficult DecisionNEERC 2006 Eastern Subregional780426

1641DutiesAutumn School Contest 2008579427

1019Line PaintingUSU Local Contest. 19992549428

1252Sorting the TombstonesUSU Local Contest. March 2003849429

1513Lemon TaleTimus Top Coders: Third Challenge761429

1051Simple Game on a GridUSU Local Contest. March 20002432438

1221Malevich Strikes Back!USU Championship 2002825438

1728Curse on Team.GOVUral Regional School Programming Contest 2009477438

2009Canteen LineUral Regional School Programming Contest 2013152439

1871Seismic WavesUral FU Championship 2011309443

1890Money out of Thin AirNEERC 2011 Eastern Subregional304444

1129Door PaintingUSU Championship 2001793445

1643Attack of the Dark FortressAutumn School Contest 2008556445

1884Way to the UniversityUral Regional School Programming Contest 2011306445

1900Brainwashing DeviceUral Championship 2012229446

1942Attack at the OrbitUral FU Personal Contest 2012273448

1928Another Ecology ProblemUral Regional School Programming Contest 2012224450

1072RoutingUSU Personal Contest 20012161453

1258PoolAutumn School Contest 2003813453

1519Formula 1Timus Top Coders: Third Challenge720453

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001778454

1189Pairs of IntegersNEERC 2001778457

1980Road to InvestorUral Championship 2013183457

1891Language OceanNEERC 2011 Eastern Subregional294458

1416ConfidentialUSU Championship 2005826459

1535The Hobbit or There and Back AgainUSU Personal Contest 2007689459

1410CrackUSU Championship 2005823460

2004Scientists from SpilkovoUral Regional School Programming Contest 2013144462

1729Dead Man's ChestUral Regional School Programming Contest 2009450464

1870Zinium 2Ural FU Championship 2011295464

1162Currency ExchangeNEERC 2001 Northern Subregional759466

1428Jedi RiddleTimus Top Coders: First Challenge781467

1990PodracingNEERC 2013 Eastern Subregional144470

1838Samurai's StrokeUral Championship 2011323471

1091Tmutarakan ExamsUSU Local Contest. March 20011930473

1754Explosion in a PyramidUSU Personal Contest 2010409473

1628White StreaksUSU Championship 2008524474

1236Decoding TaskNEERC 2002760476

1525PathPetrozavodsk Winter 2007. D.Gozman Contest665478

1095Nikifor 3USU Local Contest. March 20011901481

1939First SealUral FU Championship 2012207482


1066GarlandNEERC 20002074485

1155TroubleduonsUral Championship 2001. Round 2729485

1343Fairy TaleUSU Championship 2004778485

1579Coat TransportationAutumn School Contest 2007597485

1401GamersAutumn School Contest 2005777490

1212BattleshipAutumn School Contest 2002733492

1273TieUSU Championship 2003747493

1103Pencils and CirclesTetrahedron Team Online Contest May 2001701498

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional415504

1056Computer NetNEERC 2000 Central Subregional2100506

1182Team Them Up!NEERC 2001702506

1329Galactic HistoryAutumn School Contest 2004741507

1866Poetic FootUral FU Championship 2011267510

1803The Czechs' RiflesNEERC 2010 Eastern Subregional332511

1158Censored!NEERC 2001 Northern Subregional688513

1322SpyUral Championship 2004. Round 2724514

1326Bottle TapsUral Championship 2004. Round 2723514

1430Crime and PunishmentTimus Top Coders: First Challenge707515

1334CheckersAutumn School Contest 2004726517

1806Mobile TelegraphsNEERC 2010 Eastern Subregional328517

1238FoldingNEERC 2002699518

1366PresentsUral Championship 2005. Round 2731518

1143Electric PathDSAP Vietnam Online Contest November 2001679519

1994The Emperor's planNEERC 2013 Eastern Subregional129521

1903Unidentified ShipsUral Championship 2012194522

1069Prufer CodeUSU Personal Contest 20011867524

1892Morning in KoltsovoNEERC 2011 Eastern Subregional256524

1316Electronic AuctionUral Championship 2004. Round 1705527

1045Funny GameUSU Local Contest. March 20002011529

1600AirportUSU Personal Contest 2008513532

1767The House of Doctor DeeUral Championship 2010356534

1822Hugo II's WarUSU Personal Contest 2011291535

1962In Chinese RestaurantUral FU Personal Contest 2013165535

1577E-mailAutumn School Contest 2007539536

1940Not So Simple YearsUral FU Championship 2012185536

1710Boris, You Are Wrong!Ural Championship 2009426537

1101Robot in the FieldTetrahedron Team Online Contest May 2001648538

1400Cellular CharactersAutumn School Contest 2005705539

1027D++ AgainAutumn School Contest 20002018540

1605Devil's SequenceUSU Personal Contest 2008504542

1064Binary SearchNEERC 20001855543

1314Chase in SubwayUral Championship 2004. Round 1681545

1932The Secret of IdentifierUral FU Championship 2012181548

1701Ostap and PartnersUral Championship 2009417549

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional183549

1061Buffer ManagerNEERC 20001825552

1439Battle with You-Know-WhoUral Championship 2006648553

1071Nikifor 2USU Personal Contest 20011760556

1085MeetingSpring School Contest 20011726556

1059ExpressionNEERC 2000 Central Subregional1905557

1550Dean's Pyramid 3Ural Championship 2007556557

1966Cycling RoadsUral FU Personal Contest 2013158557

1414Astronomical DatabaseUSU Championship 2005677558

1760Infernal WorkUSU Personal Contest 2010345558

2008SwiftyUral Regional School Programming Contest 2013117560

1698Square Country 5Petrozavodsk Winter 2009. USU Contest411562

1004Sightseeing TripCentral European Olympiad in Informatics 19991944563

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012177563

1713Key SubstringsNEERC 2009 Eastern Subregional370564


1650BillionairesNEERC 2008 Eastern Subregional431569

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup138569

1445Christmas giftsUral Championship 2006628570

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005659572

1534Football in GondorUSU Personal Contest 2007551572

1070Local TimeUSU Personal Contest 20011707573

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest239573

1690Army of MagesPetrozavodsk Winter 2009. USU Contest402574

1437Gasoline StationUSU Personal Contest 2006630575

1448Lighting in HogwartsUral Championship 2006623575

1592Chinese WatchesNEERC 2007 Eastern Subregional497578

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest437580

1659Regular TrianglesNEERC 2008 Eastern Subregional423580

1421Credit OperationsTimus Top Coders: First Challenge626581

1682Crazy ProfessorUSU Personal Contest 2009400581

1172Ship RoutesRomanian Online Contest December 2001604584

1362Classmates 2Ural Championship 2005. Round 2643587

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest496587

1832Arirang ShowUral Championship 2011257588

1054Hanoi TowerNEERC 2000 Central Subregional1791592

1986Paul’s SaladsOpen Ural FU Championship 2013113594

1988Planet Ocean LandingOpen Ural FU Championship 2013113594

1706Cipher Message 2Ural Championship 2009383596

1375Bill CleversUral Championship 2005. Round 1635597

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional167598

1067Disk TreeNEERC 20001655607

1872Spacious OfficeUral FU Championship 2011222609

1755CakeUSU Personal Contest 2010313614

1358CablesSpring School Contest 2005611617

1309DisputeUral Championship 2004. Round 1600618

1325DirtUral Championship 2004. Round 2593625

1773Metro to Every HomeUral Championship 2010302626

1096Get the Right Route Plate!USU Local Contest. March 20011452628

1174Weird PermutationsRomanian Online Contest December 2001560629

1830Help in the RNOSUral Championship 2011239630

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest461631


1234BricksNEERC 2002568634

1088Ilya MurometzSpring School Contest 20011509636

1254Die HardUSU Local Contest. March 2003567639

1606SlalomUSU Personal Contest 2008426639

1443RailsUral Championship 2006556643

1186Chemical ReactionsNEERC 2001549644

1253NecrologuesUSU Local Contest. March 2003562645

1465Pawn GamePetrozavodsk Winter 2006. USU Contest527645

1248Sequence SumUSU Personal Contest 2003560646

1633HippogriffsUSU Championship 2008381648

1564Counting OnesUSU Championship 2007440656

1875Angry BirdsUral Regional School Programming Contest 2011204657

1452Pascal vs. C++Timus Top Coders: Second Challenge536660

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009312663

1629TripUSU Championship 2008369668

1332Genie BomberAutumn School Contest 2004558670

1542AutocompletionUral Championship 2007459672

1772Ski-Trails for RobotsUral Championship 2010280673

1974Similar TunesUral Championship 2013121673

1961Cantonese DialectUral FU Personal Contest 2013129674

1775Space BowlingUral SU Championship 2010252676

1780Gray CodeUral SU Championship 2010252676

1440Training ScheduleUral Championship 2006526679

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional247680

1500Pass LicensesNEERC 2006 Eastern Subregional483683

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest487686

1034Queens in Peaceful PositionsUral Championship 19991568691

1301Cube in LabyrinthUral Championship 1998531696

1927Herbs and MagicUral Regional School Programming Contest 2012140702

1825Ifrit Bomber 2USU Personal Contest 2011219703

1996Cipher Message 3NEERC 2013 Eastern Subregional93703

1286Starship TravelUSU Personal Contest 2004523705

1936RoshamboUral FU Championship 2012138707

1274Fractional ArithmeticNEERC 2003 Central Subregional518708

1486Equal SquaresUSU Championship 2006469708

1230Introspective ProgramNEERC 2002 Central Subregional505710

1168Radio StationsRomanian Online Contest December 2001494711

1738Computer SecurityUSU Championship 2009288711

1037Memory ManagementUSU Championship 20001509712

1646Godzilla Strikes Back!Autumn School Contest 2008342715

1159FenceNEERC 2001 Northern Subregional489718

1371Cargo AgencyUral Championship 2005. Round 1526719

1016Cube on the WalkUSU Local Contest. 19991509721

1305Convex HullUral Championship 1998512721

1611DecimationUral Championship 2008371722

1057Amount of DegreesNEERC 2000 Central Subregional1463724

1614National Project “Trams”Ural Championship 2008370724

1235Cricket FieldNEERC 2002494727

1405Goat in the Garden 5Autumn School Contest 2005519728

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest398728

1250Sea BurialUSU Local Contest. March 2003491736

1921Chaos and OrderUral Regional School Programming Contest 2012133736

1587Flying PigNEERC 2007 Eastern Subregional386740

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest212747

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest445749

1905Travel in TimeUral Championship 2012132750

1689Fisherman and BarbellUSU Personal Contest 2009307751

1716Alternative SolutionNEERC 2009 Eastern Subregional275752

1943Space RummyUral FU Personal Contest 2012159754

1132Square Root463756

1512ZiniumTimus Top Coders: Third Challenge427756

1169PairsRomanian Online Contest December 2001463758

1484Film RatingUSU Championship 2006435762

1705Gangster HaresUral Championship 2009296766

1983Nectar GatheringOpen Ural FU Championship 201385768

1424MinibusTimus Top Coders: First Challenge470770

1042Central HeatingUSU Championship 20001392771

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest439771

1824Ifrit BomberUSU Personal Contest 2011198774

1379Cups TransportationUral Championship 2005. Round 1484780

1392Dreaming of Stars484780

1434Buses in VasyukiUSU Personal Contest 2006458786

1720Summit Online JudgeNEERC 2009 Eastern Subregional262788

1547Password SearchUral Championship 2007388792

1030TitanicUral Championship 19991366793

1836Babel FishUral Championship 2011188793

1647Divide an Island!Autumn School Contest 2008307794

1165SubnumberNEERC 2001 Northern Subregional440797

1715Another Ball KillerNEERC 2009 Eastern Subregional258799

1456Jedi Riddle 2Timus Top Coders: Second Challenge439803

1883Ent's BirthdayUral Regional School Programming Contest 2011165804

1593Square Country. Version 2289805

1630TalismanUSU Championship 2008303809

1608Lucky Tickets 2008Ural Championship 2008327816

1863Peaceful AtomUral FU Championship 2011163817

1105Observers ColoringTetrahedron Team Online Contest May 2001422819

1268Little ChuUSU Championship 2003445821

1269Obscene Words FilterUSU Championship 2003444823

1761Binary PalindromeUSU Personal Contest 2010230826

1937Davy Jones’s OrganUral FU Championship 2012117830

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest161835

1154Mages ContestUral Championship 2001. Round 2418837

1147Shaping RegionsDSAP Vietnam Online Contest November 2001413846

1498Stroke at Full SpeedAutumn School Contest 2006388850

1006Square FramesUSU Championship 19971279852

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest368854

1323ClassmatesUral Championship 2004. Round 2431855

1979Resources DistributionUral Championship 201393856

1233Amusing NumbersNEERC 2002417859

1436BillboardUSU Personal Contest 2006416863

1879GOV-internship 2Ural Regional School Programming Contest 2011152864

1324Extra SpacesUral Championship 2004. Round 2426865

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest289867

1276TrainNEERC 2003 Central Subregional420869

1976Game OptimizationUral Championship 201391873

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest430876

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest222876

1887Frequent Flyer CardNEERC 2011 Eastern Subregional149877

1578Mammoth HuntAutumn School Contest 2007325879

1373Pictura ex MachinaUral Championship 2005. Round 1427881

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest382883

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest220884

1862Very Wealthy MoleUral FU Championship 2011150884

1245PicturesUSU Personal Contest 2003406886

1827Indigenous WarsUSU Personal Contest 2011170895

1342EnterpriseUSU Championship 2004413904

1730ManBearPigUral Regional School Programming Contest 2009225908

1364LaraKillerUral Championship 2005. Round 2412909

1580Dean's DebtsAutumn School Contest 2007314909

1970皇后像廣場Ural FU Personal Contest 201393909

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest250910

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional106913

1278“… Connecting People”NEERC 2003 Central Subregional395923

1285Thread in a HyperspaceUSU Personal Contest 2004397924

1985Prime SquareOpen Ural FU Championship 201369924

1768Circular StringsUral Championship 2010201926

1907Coffee and BunsUral Championship 2012105926

1784RoundersUral SU Championship 2010181927

1237Evacuation PlanNEERC 2002385930

1277Cops and ThievesNEERC 2003 Central Subregional390934

1575Yekaterinburg Subway 2Autumn School Contest 2007303941

1422FirefliesTimus Top Coders: First Challenge382943

1175Strange SequenceUSU Personal Contest 2002371945

1569Networking the “Iset”USU Championship 2007300953

1151RadiobeaconsUral Championship 2001. Round 2365956

1722Observation DeckUral Regional School Programming Contest 2009213957

1948The Robot on the LineUral FU Personal Contest 2012123960

1040Airline CompanyUSU Championship 20001104971

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010171974

1130Nikifor's WalkUSU Championship 2001355979

1331VladislavaAutumn School Contest 2004378980

1398Bishop and Pawn325981

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest136981

1418Military StoryUSU Championship 2005380983

1518Jedi Riddle 3Timus Top Coders: Third Challenge324990

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest339992

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest235993

1435Financial ErrorUSU Personal Contest 2006360994

1591Abstract ThinkingNEERC 2007 Eastern Subregional284996

1451Beerhouse TaleTimus Top Coders: Second Challenge351998

1311Stable ConstructionUral Championship 2004. Round 13651005

1339BabiesUSU Championship 20043701007

1539Intelligence DataUSU Personal Contest 20073091007

1949The Best Picture in the GalaxyUral FU Personal Contest 20121161014

1570Eating HighUSU Championship 20072811015

1687Numismatics for FunUSU Personal Contest 20092241017

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1531017

1965Pear TreesUral FU Personal Contest 2013821018

1075Thread in a SpaceUSU Personal Contest 20019501025

1790Searching for the TruthUral Regional School Programming Contest 20101621025

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2791028

1968Glass PyramidUral FU Personal Contest 2013811029

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1511030

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1851043

2007Mutants versus MachinesUral Regional School Programming Contest 2013561078

1317HailUral Championship 2004. Round 23391080

1173Lazy SnailRomanian Online Contest December 20013191090

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2151092

1511Fiscal OperationsTimus Top Coders: Third Challenge2921095

1807Cartridges for MaximNEERC 2010 Eastern Subregional1481107

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1711123

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup651123

1341DeviceUSU Championship 20043291128

1766Humpty DumptyUral Championship 20101621135

1458War GamesTimus Top Coders: Second Challenge3071137

1357Teakettle 1.0 for DummiesSpring School Contest 20053231150

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1141151

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1761152

1627JoinPetrozavodsk Winter 2008. ITMO Contest2151153

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3221161

1544Classmates 3Ural Championship 20072611163

1444ElephpotamusUral Championship 20063021166

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2821167

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest1921171

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2401172

1686Photovoltaic SpaceshipUSU Personal Contest 20091931172

1447Portkey NetworkUral Championship 20063001174

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1391174

1408Polynomial MultiplicationAutumn School Contest 20053181175

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional801177

1453QueenTimus Top Coders: Second Challenge2961178

1595Perfect Sequence1831181

1669Universal WordPetrozavodsk Winter 2008. USU Contest1971187

1307ArchiverUral Championship 2004. Round 13051197

1657Cube SnakeNEERC 2008 Eastern Subregional1991201

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2371202

1359ConstructionSpring School Contest 20053081204

1035Cross-stitchUral Championship 19998941205

1487Chinese FootballUSU Championship 20062681220

1736Chinese HockeyUSU Championship 20091621232

1321Floor IndicatorUral Championship 2004. Round 22931244

1540Battle for the RingUSU Personal Contest 20072481245

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2671250

1538Towers of GuardUSU Personal Contest 20072461254

1310ACM DiagnosticsUral Championship 2004. Round 12901256

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2441271

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1931278

1533Fat HobbitsUSU Personal Contest 20072401285

1177Like ComparisonsUSU Personal Contest 20022701286

1546Japanese SortingUral Championship 20072341292

1050Preparing an ArticleUSU Local Contest. March 20008161294

1065FrontierNEERC 20007721294

1097Square Country 2USU Local Contest. March 20016991295

1328FireballAutumn School Contest 20042831298

1171Lost in SpaceRomanian Online Contest December 20012631313

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup541317

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup541317

1281River BasinNEERC 2003 Central Subregional2711330

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1121359

1360Philosophical DisputeUral Championship 2005. Round 22711365

1802Cube PuzzleNEERC 2010 Eastern Subregional1181366

1908Brute-force SearchUral Championship 2012681366

1240Heroes of Might and MagicNEERC 20022581368

1099Work Scheduling5961372

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1381374

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2231385

1499KerchiefsAutumn School Contest 20062331392

1770The Party of Ural ChampionsUral Championship 20101301395

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup501404

1265MirrorUSU Championship 20032541415

1266Kirchhoff's LawUSU Championship 20032541415

1318LogarithmUral Championship 2004. Round 22551422

1299PsyloniansSpring School Contest 20042531431

1419Maps of the Island WorldsUSU Championship 20052571436

1449Credit Operations 2Timus Top Coders: Second Challenge2411436

1886Trip 2NEERC 2011 Eastern Subregional871437

1946Chinese Hockey 3Ural FU Personal Contest 2012781440

1412Autumn TideUSU Championship 20052561441

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2131447

1764TranssibUral Championship 20101251447

1393Average Common Prefix2521450

1947MeanderUral FU Personal Contest 2012771457

1043Cover an ArcUSU Championship 20007321458

1345HTMLUSU Championship 20042511466

1347BlogSpring School Contest 20052511467

1762Search for a Hiding-PlaceUSU Personal Contest 20101251469

1441From the History of Gringotts BankUral Championship 20062371473

1170DesertRomanian Online Contest December 20012321482

1251Cemetery ManagerUSU Local Contest. March 20032351505

1831Tsyfirkin's LessonUral Championship 2011941509

1565The Duel for ThreeUSU Championship 20071851515

1782Jack's New WordUral SU Championship 20101061526

1241Inlay CuttersNEERC 20022281543

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1471550

1950Martian FarmlandsUral FU Personal Contest 2012711565

1734Endgame DatabaseUSU Championship 20091251570

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2071571

1337BureaucracyAutumn School Contest 20042311578

1670AsteriskPetrozavodsk Summer 2008. USU Contest1441580

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest801586

1568Train Car SortingUSU Championship 20071751596

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1161613

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest781622

1583CheeseNEERC 2007 Eastern Subregional1701627

1702CrossroadUral Championship 20091341627

1485Football and LieUSU Championship 20061971639

1894Non-Flying WeatherNEERC 2011 Eastern Subregional751640

1969Hong Kong TramUral FU Personal Contest 2013471643

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2241647

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest1961654

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional541655

1516NostalgiaTimus Top Coders: Third Challenge1891661

1841CablewaysPetrozavodsk Summer 2010. USU Contest761666

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2211668

1062TriathlonNEERC 20005971669

1610CactusesUral Championship 20081531688

1615Tram SolitaireUral Championship 20081531688

1420Integer-Valued Complex DivisionUSU Championship 20052171689

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest741706

1046Geometrical DreamsUSU Local Contest. March 20006161708

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest871709

1257HyphenationAutumn School Contest 20032071720

1707Hypnotoad's SecretUral Championship 20091261722

1839The MentaculusUral Championship 2011811725

1508Japanese PuzzleNEERC 2006 Eastern Subregional1851726

1338AutomobilesUSU Championship 20042111731

1488ACM PokerUSU Championship 20061861731

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1751744

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011951746

1492Vasya's Dad 2Autumn School Contest 20061821762

1977Energy WallUral Championship 2013401763

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1051768

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1851775

1417Space Poker 2USU Championship 20052051783

1304ParallelepipedUral Championship 19982011785

1514National ParkTimus Top Coders: Third Challenge1751787

1781Clean CodeUral SU Championship 2010891788

1425Queen 2Timus Top Coders: First Challenge1941811

1093DartsUSU Local Contest. March 20014941822

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest811822

1867NanotechnologiesUral FU Championship 2011671836

1378Artificial IntelligenceUral Championship 2005. Round 11991843

1163ChapaevNEERC 2001 Northern Subregional1841847

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1211857

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1211857

1703Robotic ArmUral Championship 20091161859

1757Gold BarsUSU Personal Contest 2010961870

1532Lost in TranslationUSU Personal Contest 20071601889

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1201889

1634Spider MiteUSU Championship 20081241890

1503PolynomialNEERC 2006 Eastern Subregional1651923

1187Statistical TroubleNEERC 20011771927

1216Two Pawns and One KingUSU Championship 20021791935

1455Freedom of SpeechTimus Top Coders: Second Challenge1761938

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1411967

1396Maximum. Version 21701990

1148Building TowersDSAP Vietnam Online Contest November 20011692000

1972Game TestingUral Championship 2013342003

1833Hopes of RowingUral Championship 2011682012

1188LibraryNEERC 20011692013

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1712021

1288AstrolocationUSU Personal Contest 20041762022

1063Domino PuzzleNEERC 20004882030

1882Old NokiaUral Regional School Programming Contest 2011592039

1232Asteroid LandingNEERC 2002 Central Subregional1682055

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1082062

1092TransversalUSU Local Contest. March 20014332073

1267Yekaterinburg SubwayUSU Championship 20031702075

1850Space TourismPetrozavodsk Summer 2010. USU Contest592077

1835Swamp DoctorUral Championship 2011652093

2006Kirill the GardenerUral Regional School Programming Contest 2013242093

1549Another Japanese PuzzleUral Championship 20071402102

1541ChaseUSU Personal Contest 20071422113

1543Dance RevolutionUral Championship 20071392116

1041NikiforUSU Championship 20005012117

1315MDPAR and MIIARUral Championship 2004. Round 11682117

1074Very Short ProblemUSU Personal Contest 20014502140

1504Good MannersNEERC 2006 Eastern Subregional1472144

1865The Island of MärketUral FU Championship 2011552175

1652Banking CrisisNEERC 2008 Eastern Subregional1042201

1655Somali PiratesNEERC 2008 Eastern Subregional1042202

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21642204

1256Cemetery GuardUSU Local Contest. March 20031572208

1270UnicubeUSU Championship 20031592210

1397Points Game1432229

1758Bald Spot Revisited 2USU Personal Contest 2010782253

1978E-LiteUral Championship 2013292260

1368Goat in the Garden 3Ural Championship 2005. Round 21592269

1481Winning ChancesUSU Championship 20061382292

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest972295

1739FaryuksUSU Championship 2009822303

1284Space PokerUSU Personal Contest 20041522321

1895Steaks on BoardNEERC 2011 Eastern Subregional502323

1735Theft of the CenturyUSU Championship 2009812329

1829Routing TablesUSU Personal Contest 2011592334

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest602368

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest502379

1717Eligibility RulesNEERC 2009 Eastern Subregional802380

1275Knights of the Round TableNEERC 2003 Central Subregional1462396

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional782434

1945Many-armed BrothersUral FU Personal Contest 2012422437

1704DemodulationUral Championship 2009862440

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional332463

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest482470

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup242478

1300TaxesUral Championship 19981392527

1308Dean's PyramidUral Championship 2004. Round 11392530

1609Tram TileUral Championship 2008982547

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup232553

1454Rectangles 2Timus Top Coders: Second Challenge1312556

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1052582

1975Model of the EarthUral Championship 2013242592

1312TrayUral Championship 2004. Round 11352599

1239Ghost BustersNEERC 20021312600

1520Empire Strikes BackTimus Top Coders: Third Challenge1172603

1938Caribbean TriangleUral FU Championship 2012302615

1856War and PeacePetrozavodsk Summer 2011. USU Contest422744

1694Killer WordsPetrozavodsk Winter 2009. USU Contest762750

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest792760

1681Brother Bear's GardenUSU Personal Contest 2009762768

1637Triangle Game 2USU Championship 2008812783

1999The secret moduleNEERC 2013 Eastern Subregional162784

1957MundialPetrozavodsk Winter 2013. Kontur Cup202808

1566Triangular PostcardsUSU Championship 2007952813

1505Oil TransferNEERC 2006 Eastern Subregional1092828

1834Tennis RacketUral Championship 2011452853

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest612863

1482Triangle GameUSU Championship 20061082875

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest722884

1858Magic CubePetrozavodsk Summer 2011. USU Contest392912

141140 Islands KnightsUSU Championship 20051212926

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional262941

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest702956

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest382985

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest453014

1442Floo PowderUral Championship 20061103033

1367Top SecretUral Championship 2005. Round 21153068

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1013070

1622EndspielPetrozavodsk Winter 2008. ITMO Contest743088

1395Pascal vs. C++. Version 21063101

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733125

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest433128

1438Time Limit ExceededUSU Personal Contest 20061053197

1616Square Country 4Ural Championship 2008753236

1847ZamkadyePetrozavodsk Summer 2010. USU Contest343257

1058ChocolateNEERC 2000 Central Subregional3143286

1166Funny Card GameNEERC 2001 Northern Subregional1023333

1429BiscuitsTimus Top Coders: First Challenge993390

1733Forgotten TechnologyUSU Championship 2009523418

1909Space ReconUral Championship 2012213437

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest763453

1632LasersUSU Championship 2008633470

1765Error 404Ural Championship 2010463487

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1003503

1973Location GeneratorUral Championship 2013153525

1464LightPetrozavodsk Winter 2006. USU Contest883533

1597Chernobyl’ Eagle on a Roof. Version 233561

1466Magic SquarePetrozavodsk Winter 2006. USU Contest863606


1509Domino RecognitionNEERC 2006 Eastern Subregional823659

1778Chinese Hockey 2Ural SU Championship 2010363848

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest903853

1661DodecahedronPetrozavodsk Winter 2008. USU Contest533898

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup114012

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest684137

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest494163

1763Expert FleaUral Championship 2010364245

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest694314

1797Summit Online Judge. Version 2154332

1271Sailing DirectionsUSU Championship 2003764343

1594Aztec Treasure414475

1460WiresPetrozavodsk Winter 2006. USU Contest674496

1771A Deputy's MorningUral Championship 2010334541

1340CucarachaUSU Championship 2004744554

1344Gigantic TurnipUSU Championship 2004744554

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest414637

1967Programmer CasinoUral FU Personal Contest 201384645

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest634669

1801The Revolution CupNEERC 2010 Eastern Subregional274727

1426RectanglesTimus Top Coders: First Challenge664862

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest585012

1906The Lost CivilizationUral Championship 2012115073

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest405187

1365Testing CalculatorUral Championship 2005. Round 2635254

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest635278

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest175285

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest385404

1848Fly HuntPetrozavodsk Summer 2010. USU Contest165511

1372Death StarUral Championship 2005. Round 1585665

1842Local RootsPetrozavodsk Summer 2010. USU Contest155732

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest585751

1668Death Star 2Petrozavodsk Winter 2008. USU Contest325848

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest456196

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional306274

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest296298

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest166376

1674Drunk KingPetrozavodsk Summer 2008. USU Contest276576

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest296650

1653Death ConveyorNEERC 2008 Eastern Subregional266971

1363HalftonesUral Championship 2005. Round 2456973

1548Sakura and StatisticsUral Championship 2007357005

1596Knight Mare87045

1536Delights of Pipe-weedUSU Personal Contest 2007327646

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup17656

1432Twofold LuckUSU Personal Contest 2006358171

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest208646

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest188690

1840Victim of AdvertisingUral Championship 201188719

1376Dean's Pyramid 2Ural Championship 2005. Round 1338958

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest238999

1415Mobile LifeUSU Championship 2005299826

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest149854

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1410138

1708Sum of Digits 2Ural Championship 20091111151

1374MisereUral Championship 2005. Round 12411330

1399Economical Director1712164

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1412374

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2112429

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012844

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1413445

1369Cockroach RaceUral Championship 2005. Round 21415980

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118348

1589SokobanNEERC 2007 Eastern Subregional322529

1394Ships. Version 2525689