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Problem set


1000A+B Problem6194819

1001Reverse Root1698720

1785Lost in LocalizationUral Regional School Programming Contest 2010910320

1293EniyaSpring School Contest 20041592424

1877Bicycle CodesUral Regional School Programming Contest 2011611824

1409Two GangstersAutumn School Contest 20051528525

1820Ural SteaksUSU Personal Contest 2011584428

1787Turn for MEGAUral Regional School Programming Contest 2010578631

1264WorkdaysAutumn School Contest 20031138233

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011445933

1197Lonesome KnightSpring School Contest 20021068734

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional315235

2001Mathematicians and BerriesUral Regional School Programming Contest 2013214136

1639Chocolate 2Autumn School Contest 2008667538

1924Four ImpsUral Regional School Programming Contest 2012281339

1313Some Words about SportUral Championship 2004. Round 1862744


12091, 10, 100, 1000...Autumn School Contest 2002806946

1319HotelUral Championship 2004. Round 2805047

1567SMS-spamUSU Championship 2007641647

1581TeamworkAutumn School Contest 2007624348

1225FlagsNEERC 2002 Central Subregional717251

1263ElectionsAutumn School Contest 2003729252

1585PenguinsNEERC 2007 Eastern Subregional569752

1881Long problem statementUral Regional School Programming Contest 2011277552

1876Centipede's MorningUral Regional School Programming Contest 2011273053

1100Final StandingsTetrahedron Team Online Contest May 2001651055

1893A380NEERC 2011 Eastern Subregional259955

1327FusesAutumn School Contest 2004679856

1991The battle near the swampNEERC 2013 Eastern Subregional136756

1110PowerBulgarian Online Contest September 2001614359

1243Divorce of the Seven DwarfsUSU Personal Contest 2003629459

1493One Step from HappinessAutumn School Contest 2006574259

1349FarmSpring School Contest 2005639860

1607TaxiUSU Personal Contest 2008451962

1925British Scientists Save the WorldUral Regional School Programming Contest 2012177862

1545HieroglyphsUral Championship 2007507963

1496SpammerAutumn School Contest 2006533764

1636Penalty TimeUSU Championship 2008399164

1837Isenbaev's NumberUral Championship 2011239567

1149Sinus Dances532668

1196History ExamSpring School Contest 2002537668

2012About Grisha N.NEERC 2014 Eastern Subregional68768

1617Flat SpotsUral Championship 2008404769

2005Taxi for ProgrammersUral Regional School Programming Contest 2013110169

1723Sandro's BookUral Regional School Programming Contest 2009312670

1563BayanUSU Championship 2007418671

1654Cipher MessageNEERC 2008 Eastern Subregional358671

1131CopyingUSU Championship 2001500572

1025Democracy in DangerAutumn School Contest 20001514073

1457Heating MainTimus Top Coders: Second Challenge499573

1792Hamming CodeUral Regional School Programming Contest 2010247073

2002Test TaskUral Regional School Programming Contest 2013103673

1224SpiralNEERC 2002 Central Subregional496574

1935Tears of DrownedUral FU Championship 2012146374

2011Long StatementUral Regional School Programming Contest 2013101874

1712Cipher GrilleNEERC 2009 Eastern Subregional287176

1290SabotageSpring School Contest 2004494177

1083Factorials!!!Spring School Contest 20011241179

1194HandshakesSpring School Contest 2002436083

1502Domino DotsNEERC 2006 Eastern Subregional410283

1902Neo-VeniceUral Championship 2012133083

1139City BlocksNEERC 2001 Central Subregional423185

1638BookwormUSU Championship 2008302385

1106Two TeamsTetrahedron Team Online Contest May 2001410487

1120Sum of Sequential NumbersAutumn School Contest 2001415787

1404Easy to Hack!Autumn School Contest 2005445987

1180Stone GameUSU Personal Contest 2002400391

1796Amusement ParkUral Regional School Programming Contest 2010198891

1786Sandro's BiographyUral Regional School Programming Contest 2010196392

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201381892

2023Donald is a postmanNEERC 2014 Eastern Subregional50293

1161StripiesNEERC 2001 Northern Subregional384694

1601AntiCAPSUSU Personal Contest 2008300794

16421D MazeAutumn School Contest 2008271694

1510OrderNEERC 2006 Eastern Subregional355795

1731DillUral Regional School Programming Contest 2009225696

1644A Whole Lot of WalnutsAutumn School Contest 2008263797

1005Stone PileUSU Championship 19971135398

1009K-based NumbersUSU Championship 19971127298

1119MetroAutumn School Contest 2001365998

1297PalindromeSpring School Contest 2004381199

1446Sorting HatUral Championship 20063662100

1873GOV ChroniclesUral Regional School Programming Contest 20111447100

1777AnindilyakwaUral SU Championship 20101788101

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013495102

1370MagicianUral Championship 2005. Round 23768102

1214Strange ProcedureAutumn School Contest 20023589103

1228ArrayNEERC 2002 Central Subregional3563103

1146Maximum SumDSAP Vietnam Online Contest November 20013448105

1020RopeAutumn School Contest 200010187109

1136ParliamentNEERC 2001 Central Subregional3308109

1118Nontrivial NumbersAutumn School Contest 20013268110

1573AlchemyAutumn School Contest 20072712110

1014Product of DigitsUSU Local Contest. 19999978111

1082Gaby IvanushkaSpring School Contest 20018722112

1330IntervalsAutumn School Contest 20043430112

1203Scientific ConferenceUSU Local Contest. March 20023173114

1296HyperjumpSpring School Contest 20043313114

2000Grand Theft Array VUral Regional School Programming Contest 2013661114

1582BookmakersNEERC 2007 Eastern Subregional2570115

1044Lucky Tickets. Easy!USU Championship 20009412116

1079MaximumWinter Mathematical Festival Varna 20018467116

1192Ball in a DreamSpring School Contest 20023130116

1711Code NamesNEERC 2009 Eastern Subregional1855117

1226esreveR redrONEERC 2002 Central Subregional3125118

1868Prediction ContestUral FU Championship 20111221119

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023022120

1219Symbolic SequenceUSU Championship 20023025122

1126Magnetic StormsUSU Championship 20012912124

1683FridgeUSU Personal Contest 20091932125

1984Dummy GuyOpen Ural FU Championship 2013615125

1123SalaryAutumn School Contest 20012857126

1931Excellent TeamUral FU Championship 2012863126

1086CryptographySpring School Contest 20017667127

1688Team.GOV!USU Personal Contest 20091899127

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional600128

1336Problem of Ben BetsalelAutumn School Contest 20042930131

1353Milliard Vasya's FunctionSpring School Contest 20052945131

1725Sold Out!Ural Regional School Programming Contest 20091654131

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101373131

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional352131

1283DwarfUSU Personal Contest 20042859132

1022Genealogical TreeAutumn School Contest 20008178135

2035Another Dress RehearsalUral Regional School Programming Contest 2014341135

1260Nudnik PhotographerAutumn School Contest 20032750136

1021Sacrament of the SumAutumn School Contest 20008036137

1352Mersenne PrimesSpring School Contest 20052788138

1740Deer is Better!USU Championship 20091552139

1821BiathlonUSU Personal Contest 20111182139

1864Get-Together at Den'sUral FU Championship 20111045139

1222Chernobyl’ EaglesUSU Championship 20022616141

1612Tram ForumUral Championship 20081970141

1026Questions and AnswersAutumn School Contest 20007791142

1142RelationsDSAP Vietnam Online Contest November 20012539142

1402CocktailsAutumn School Contest 20052705143

1576Telephone TariffsAutumn School Contest 20072053145

1964Chinese DialectsUral FU Personal Contest 2013670145

1878Rubinchik's CubeUral Regional School Programming Contest 2011986146

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional747147

1982Electrification PlanOpen Ural FU Championship 2013514149

1084Goat in the GardenSpring School Contest 20016510150

1756One and a Half DiggersUSU Personal Contest 20101328152

1178Akbardin’s RoadsUSU Personal Contest 20022371153

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional700156

1572Yekaterinozavodsk Great WellAutumn School Contest 20071873159

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101115161

1306Sequence MedianUral Championship 19982344162

1874Football GoalUral Regional School Programming Contest 2011887162

2031Overturned NumbersUral Regional School Programming Contest 2014281162

1210Kind SpiritsAutumn School Contest 20022248163

1769Old Ural LegendUral Championship 20101213163

1135RecruitsNEERC 2001 Central Subregional2195164

1157Young TilerUral Championship 2001. Round 22197164

1869New Year CruiseUral FU Championship 2011880164

2033DevicesUral Regional School Programming Contest 2014277164

1073Square CountryUSU Personal Contest 20016015165

1295Crazy NotionsSpring School Contest 20042292165

1800Murphy's LawNEERC 2010 Eastern Subregional1079165

1017StaircasesUSU Local Contest. 19996615167

1506Columns of NumbersNEERC 2006 Eastern Subregional2019168

1709Penguin-AviaUral Championship 20091413168

1213Cockroaches!Autumn School Contest 20022170169

1167Bicolored HorsesRomanian Online Contest December 20012119170

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091275170

1012K-based Numbers. Version 26469171

1789Searching for the DodecahedronUral Regional School Programming Contest 20101051171

1685OrthographyUSU Personal Contest 20091390173

1640Circle of WinterAutumn School Contest 20081462174

1280Topological SortingNEERC 2003 Central Subregional2138176

2025Line FightingUral Regional School Programming Contest 2014261176

1413Mars JumperUSU Championship 20052171177

1048Superlong SumsUSU Local Contest. March 20006000179

1930Ivan's CarUral Regional School Programming Contest 2012604180

1335White ThesisAutumn School Contest 20042106181

1354Palindrome. Again PalindromeSpring School Contest 20052124181

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1403181

1193Queue at the ExamSpring School Contest 20021994182

1134CardsNEERC 2001 Central Subregional1964183

1164FillwordNEERC 2001 Northern Subregional1942185

1645Ski RaceAutumn School Contest 20081367186

1272Non-Yekaterinburg SubwayUSU Championship 20032006187

1613For Fans of StatisticsUral Championship 20081484187

1102Strange DialogTetrahedron Team Online Contest May 20011892188

1586Threeprime NumbersNEERC 2007 Eastern Subregional1557189

1885Passenger ComfortNEERC 2011 Eastern Subregional750190

1114BoxesBulgarian Online Contest September 20011863192

1208Legendary Teams ContestUSU Local Contest. March 20021879193

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1258195

1846GCD 2010Petrozavodsk Summer 2010. USU Contest750195

1138Integer PercentageNEERC 2001 Central Subregional1833196

1680The First NonqualifyingUSU Personal Contest 20091224196

1207Median on the PlaneUSU Local Contest. March 20021837197

1023ButtonsAutumn School Contest 20005589198

1133Fibonacci SequenceNEERC 2001 Central Subregional1813198

1112CoverBulgarian Online Contest September 20011794200

1998The old PadawanNEERC 2013 Eastern Subregional377201

1423String TaleTimus Top Coders: First Challenge1799206

1922Superhero TeamUral Regional School Programming Contest 2012525206

1944Record of the Attack at the OrbitUral FU Personal Contest 2012630206

1249Ancient NecropolisUSU Local Contest. March 20031774209

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional218209

1002Phone NumbersCentral European Olympiad in Informatics 19995274210

1737Mnemonics and Palindromes 3USU Championship 20091020210

1200Horns and HoofsUSU Local Contest. March 20021701213

1889Airport AnnouncementsNEERC 2011 Eastern Subregional666213

1348Goat in the Garden 2Spring School Contest 20051797214

2003Simple MagicUral Regional School Programming Contest 2013345215

1152False MirrorsUral Championship 2001. Round 21662216

1515CashmasterTimus Top Coders: Third Challenge1537216

1981Parallel and PerpendicularOpen Ural FU Championship 2013352216

1011ConductorsUSU Championship 19975062219

1052Rabbit HuntUSU Local Contest. March 20004925219

2018The Debut AlbumNEERC 2014 Eastern Subregional208219

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional204223

1125HopscotchUSU Championship 20011605224

1491Unreal StoryAutumn School Contest 20061518224

1490Fire CircleAutumn School Contest 20061503226

1033LabyrinthUral Championship 19994854227

1795Husband in a ShopUral Regional School Programming Contest 2010785228

1024PermutationsAutumn School Contest 20004820229

1826MinefieldUSU Personal Contest 2011705232

1987Nested SegmentsOpen Ural FU Championship 2013327232

1049Brave BalloonistsUSU Local Contest. March 20004609234

1333Genie Bomber 2Autumn School Contest 20041627235

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012460235

1150Page NumbersUral Championship 2001. Round 21510238

1122GameAutumn School Contest 20011497239

1183Brackets SequenceNEERC 20011516239

1191Catch the thief!Spring School Contest 20021515239

1635Mnemonics and PalindromesUSU Championship 20081057241

1779The Great TeamUral SU Championship 2010742242

1933Guns for Battle!Ural FU Championship 2012440244

1108HeritageBulgarian Online Contest September 20011461245

1247Check a SequenceUSU Personal Contest 20031507245

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1578245

1718RejudgeNEERC 2009 Eastern Subregional878246

1113JeepBulgarian Online Contest September 20011446247

1603EruditeUSU Personal Contest 20081136247

1204IdempotentsUSU Local Contest. March 20021457248

1205By the Underground or by Foot?USU Local Contest. March 20021453249

1355Bald Spot RevisitedSpring School Contest 20051541249

1010Discrete FunctionUSTU PhysTech Cup 20004428250

1242WerewolfUSU Personal Contest 20031481250

1823Ideal GasUSU Personal Contest 2011647252

1433DiamondsUSU Personal Contest 20061457253

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013844255

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1271255

1298KnightSpring School Contest 20041476256

1726VisitsUral Regional School Programming Contest 2009834258

1494MonobilliardsAutumn School Contest 20061308260

1195Ouths and CrossesSpring School Contest 20021376263

1989SubpalindromesOpen Ural FU Championship 2013285265

1087The Time to Take StonesSpring School Contest 20013666266

1047Simple CalculationsUSU Local Contest. March 20004037267

1080Map ColoringWinter Mathematical Festival Varna 20013683267

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031384267

1303Minimal CoverageUral Championship 19981411267

1028StarsUral Championship 19994089269

1109ConferenceBulgarian Online Contest September 20011324270

1904The Lessons of the PastUral Championship 2012401271

1179Numbers in TextUSU Personal Contest 20021324273

1220StacksUSU Championship 20021344273

1117HierarchyAutumn School Contest 20011288278

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional634279

1201Which Day Is It?USU Local Contest. March 20021284281

1537EntsUSU Personal Contest 20071146281

1658Sum of DigitsNEERC 2008 Eastern Subregional894282

1053PinocchioNEERC 2000 Central Subregional3805283

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional264283

1032Find a MultipleUral Championship 19993372285

2021Scarily interesting!NEERC 2014 Eastern Subregional156285

1684Jack's Last WordUSU Personal Contest 2009837286

1741Communication FiendUSU Championship 2009746286

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest712288

1211Collective GuaranteeAutumn School Contest 20021265289

1244GentlemenUSU Personal Contest 20031278289

1497Cutting a SquareAutumn School Contest 20061173289

1995Illegal spicesNEERC 2013 Eastern Subregional258290

1471TreePetrozavodsk Summer 2006. Ural+Orel Contest1176291

1551Sumo TournamentUral Championship 20071082292

1590Bacon’s CipherNEERC 2007 Eastern Subregional1008292

1018Binary Apple TreeUSU Local Contest. 19993768293

1184Cable MasterNEERC 20011233293

1753BookshelfUSU Personal Contest 2010680294

1793Tray 2Ural Regional School Programming Contest 2010599297

1377Lara CroftUral Championship 2005. Round 11295298

1501Sense of BeautyNEERC 2006 Eastern Subregional1130299

1215Exactness of Projectile HitAutumn School Contest 20021194307

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest666307

1116Piecewise Constant FunctionAutumn School Contest 20011161308

1127Colored BricksUSU Championship 20011159309

1934Black SpotUral FU Championship 2012344310

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest765311

1901Space ElevatorsUral Championship 2012350311

1036Lucky Tickets3516313

1121BranchesAutumn School Contest 20011137314

1190Bar of ChocolateSpring School Contest 20021143316

1008Image EncodingUSTU PhysTech Cup 20003493317

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1078317

1153SupercomputerUral Championship 2001. Round 21117321

1294Mars SatellitesSpring School Contest 20041172322

1923Scary PoliticsUral Regional School Programming Contest 2012332322

1648YachtsAutumn School Contest 2008783323

1302Delta-waveUral Championship 19981163324

1588JamaicaNEERC 2007 Eastern Subregional902326

1029MinistryUral Championship 19992926329

1060Flip GameNEERC 20003098329

1124MosaicUSU Championship 20011085330

1604Country of FoolsUSU Personal Contest 2008839333

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest431335

1137Bus RoutesNEERC 2001 Central Subregional1065336

2024Adventure TimeUral Regional School Programming Contest 2014130336

1828Approximation by a ProgressionUSU Personal Contest 2011482337

1227Rally ChampionshipNEERC 2002 Central Subregional1081339

1031Railway TicketsUral Championship 19993216342

1185WallNEERC 20011053342

1406Next NumberAutumn School Contest 20051123343

1320Graph DecompositionUral Championship 2004. Round 21088346

1223Chernobyl’ Eagle on a RoofUSU Championship 20021053347

1759Long-LiversUSU Personal Contest 2010572348

1783Nuclear Arms RaceUral SU Championship 2010513348

1140Swamp IncidentNEERC 2001 Central Subregional1023350

1483Table FootballUSU Championship 2006969350

1992CVSNEERC 2013 Eastern Subregional211351

1262Pseudo-Roman NumberAutumn School Contest 20031061352

1090In the Army NowUSU Local Contest. March 20012625353

1007Code WordsUSU Championship 19973118355

1218Episode N-th: The Jedi TournamentUSU Championship 20021021358

1055CombinationsNEERC 2000 Central Subregional2983360

1631Drunk King 2USU Championship 2008705360

1941Scary Martian WordUral FU Personal Contest 2012356360

1282Game TreeNEERC 2003 Central Subregional1037361

1292Mars Space StationsSpring School Contest 20041041361

1160NetworkNEERC 2001 Northern Subregional1010363

1156Two RoundsUral Championship 2001. Round 2983364

1450Russian PipelinesTimus Top Coders: Second Challenge991364

1574Mathematicians and bracketsAutumn School Contest 2007807365

1860FiborialPetrozavodsk Summer 2011. USU Contest394365

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional385365

1431DiplomasUSU Personal Contest 20061003366

1963KiteUral FU Personal Contest 2013260366

1261TipsAutumn School Contest 20031017367

1403CourierAutumn School Contest 20051042369

1521War Games 2Timus Top Coders: Third Challenge896370

1246Tethered DogUSU Personal Contest 2003993371

1517Freedom of ChoiceTimus Top Coders: Third Challenge888372

1774Barber of the Army of MagesUral SU Championship 2010478372

1651Shortest SubchainNEERC 2008 Eastern Subregional669376

1078SegmentsWinter Mathematical Festival Varna 20012597377

1229Strong BrickworkNEERC 2002 Central Subregional971377

1346Intervals of MonotonicityUSU Championship 20041014377

1562GM-pineappleUSU Championship 2007779379

1039Anniversary PartyUSU Championship 20002870380

1259How to Become Star?Autumn School Contest 2003980381

1015Test the Difference!USU Local Contest. 19992875384

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional278385

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest636387

1115ShipsBulgarian Online Contest September 2001919388

1176HyperchannelsUSU Personal Contest 2002927388

1003ParityCentral European Olympiad in Informatics 19992853389

1094E-screenUSU Local Contest. March 20012362391

1279WarehouseNEERC 2003 Central Subregional956391

1489Points on a ParallelepipedAutumn School Contest 2006860393

1217Unlucky TicketsUSU Championship 2002924395

1407One-two, One-twoAutumn School Contest 2005973395

1732Ministry of TruthUSU Championship 2009534398

1289One Way TicketUSU Personal Contest 2004942399

1427SMSTimus Top Coders: First Challenge923400

1111SquaresBulgarian Online Contest September 2001883403

1571InterpretersUSU Championship 2007733403

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest798404

1038Spell CheckerUSU Championship 20002690405

1107Warehouse ProblemTetrahedron Team Online Contest May 2001870406

1356Something EasierSpring School Contest 2005943406

1141RSA Attack878407

1480CouponsUSU Championship 2006833407

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest500407

1287Mars CanalsUSU Personal Contest 2004920408

1602ElevatorUSU Personal Contest 2008682409

1700AwakeningUral Championship 2009568413

1089Verification with a VocabularySpring School Contest 20012348414

1495One-two, One-two 2Autumn School Contest 2006815415

1776Anniversary FireworkUral SU Championship 2010428415

1971Graphics SettingsUral Championship 2013215415

1350CanteenSpring School Contest 2005914418

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional419418

1202Rectangles TravelUSU Local Contest. March 2002858420

1181Cutting a Painted PolygonUSU Personal Contest 2002853421

1128Partition into GroupsUSU Championship 2001845422

2009Canteen LineUral Regional School Programming Contest 2013171422

1077Travelling Tours839425

1507Difficult DecisionNEERC 2006 Eastern Subregional791425

1513Lemon TaleTimus Top Coders: Third Challenge777425

1291Gear-wheelsSpring School Contest 2004877428

1019Line PaintingUSU Local Contest. 19992575429

1890Money out of Thin AirNEERC 2011 Eastern Subregional325430

1252Sorting the TombstonesUSU Local Contest. March 2003853431

1641DutiesAutumn School Contest 2008584431

1728Curse on Team.GOVUral Regional School Programming Contest 2009487438

1221Malevich Strikes Back!USU Championship 2002832439

1051Simple Game on a GridUSU Local Contest. March 20002443440

2004Scientists from SpilkovoUral Regional School Programming Contest 2013162444

1129Door PaintingUSU Championship 2001797447

1643Attack of the Dark FortressAutumn School Contest 2008563447

1416ConfidentialUSU Championship 2005848451

1900Brainwashing DeviceUral Championship 2012237452

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001788453

1258PoolAutumn School Contest 2003822453

1519Formula 1Timus Top Coders: Third Challenge727454

1871Seismic WavesUral FU Championship 2011312454

1990PodracingNEERC 2013 Eastern Subregional161454

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional95454

1072RoutingUSU Personal Contest 20012172456

1189Pairs of IntegersNEERC 2001788456

1410CrackUSU Championship 2005833459

1942Attack at the OrbitUral FU Personal Contest 2012276460

1535The Hobbit or There and Back AgainUSU Personal Contest 2007695461

1884Way to the UniversityUral Regional School Programming Contest 2011306461

1928Another Ecology ProblemUral Regional School Programming Contest 2012228463

1891Language OceanNEERC 2011 Eastern Subregional301464

1162Currency ExchangeNEERC 2001 Northern Subregional765467

1428Jedi RiddleTimus Top Coders: First Challenge786469

1980Road to InvestorUral Championship 2013189469

1729Dead Man's ChestUral Regional School Programming Contest 2009452472

1525PathPetrozavodsk Winter 2007. D.Gozman Contest680473

1091Tmutarakan ExamsUSU Local Contest. March 20011949474

1870Zinium 2Ural FU Championship 2011298476

1236Decoding TaskNEERC 2002766477

1628White StreaksUSU Championship 2008530477

1754Explosion in a PyramidUSU Personal Contest 2010414479


1838Samurai's StrokeUral Championship 2011326481

1095Nikifor 3USU Local Contest. March 20011918482

1343Fairy TaleUSU Championship 2004787484

1155TroubleduonsUral Championship 2001. Round 2733487

1066GarlandNEERC 20002084488

1579Coat TransportationAutumn School Contest 2007600489

1273TieUSU Championship 2003759490

1212BattleshipAutumn School Contest 2002742491

1401GamersAutumn School Contest 2005781491

2026Dean and ScheduleUral Regional School Programming Contest 201484495

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional429498

1939First SealUral FU Championship 2012210498

1103Pencils and CirclesTetrahedron Team Online Contest May 2001706499

1329Galactic HistoryAutumn School Contest 2004759499

1056Computer NetNEERC 2000 Central Subregional2134503

1182Team Them Up!NEERC 2001712504

1803The Czechs' RiflesNEERC 2010 Eastern Subregional344507

1326Bottle TapsUral Championship 2004. Round 2739508

1158Censored!NEERC 2001 Northern Subregional697512

1322SpyUral Championship 2004. Round 2731513

1430Crime and PunishmentTimus Top Coders: First Challenge718513

1238FoldingNEERC 2002705518

1316Electronic AuctionUral Championship 2004. Round 1725518

1334CheckersAutumn School Contest 2004730519

1366PresentsUral Championship 2005. Round 2734520

1994The Emperor's planNEERC 2013 Eastern Subregional139521

1143Electric PathDSAP Vietnam Online Contest November 2001681523

1069Prufer CodeUSU Personal Contest 20011890524

1806Mobile TelegraphsNEERC 2010 Eastern Subregional332525

1892Morning in KoltsovoNEERC 2011 Eastern Subregional263528

1577E-mailAutumn School Contest 2007554529

1045Funny GameUSU Local Contest. March 20002029530

1866Poetic FootUral FU Championship 2011266530

1903Unidentified ShipsUral Championship 2012200531

1600AirportUSU Personal Contest 2008521532

1962In Chinese RestaurantUral FU Personal Contest 2013174537

1101Robot in the FieldTetrahedron Team Online Contest May 2001651541

1439Battle with You-Know-WhoUral Championship 2006669541

1767The House of Doctor DeeUral Championship 2010359541

1027D++ AgainAutumn School Contest 20002033542

1400Cellular CharactersAutumn School Contest 2005707542

1710Boris, You Are Wrong!Ural Championship 2009430542

1314Chase in SubwayUral Championship 2004. Round 1689544

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional194544

1064Binary SearchNEERC 20001867545

1605Devil's SequenceUSU Personal Contest 2008508545

2027URCAPL, Episode 1Ural Regional School Programming Contest 201474548

2008SwiftyUral Regional School Programming Contest 2013129549

1822Hugo II's WarUSU Personal Contest 2011291551

1414Astronomical DatabaseUSU Championship 2005691552

1061Buffer ManagerNEERC 20001841553

1550Dean's Pyramid 3Ural Championship 2007564556

1085MeetingSpring School Contest 20011743557

1701Ostap and PartnersUral Championship 2009418557

1071Nikifor 2USU Personal Contest 20011775558

1059ExpressionNEERC 2000 Central Subregional1915560

1940Not So Simple YearsUral FU Championship 2012185562

1713Key SubstringsNEERC 2009 Eastern Subregional378563

1004Sightseeing TripCentral European Olympiad in Informatics 19991962564

1698Square Country 5Petrozavodsk Winter 2009. USU Contest417564

1932The Secret of IdentifierUral FU Championship 2012184565

1650BillionairesNEERC 2008 Eastern Subregional441566

1760Infernal WorkUSU Personal Contest 2010348566

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005670568

1966Cycling RoadsUral FU Personal Contest 2013164568


1534Football in GondorUSU Personal Contest 2007557573

1445Christmas giftsUral Championship 2006630574

1437Gasoline StationUSU Personal Contest 2006634576

1070Local TimeUSU Personal Contest 20011715577

1592Chinese WatchesNEERC 2007 Eastern Subregional504578

1690Army of MagesPetrozavodsk Winter 2009. USU Contest406579

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012180580

1682Crazy ProfessorUSU Personal Contest 2009407581

1448Lighting in HogwartsUral Championship 2006621582

1421Credit OperationsTimus Top Coders: First Challenge630583

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest442583

1659Regular TrianglesNEERC 2008 Eastern Subregional428583

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest243583

1362Classmates 2Ural Championship 2005. Round 2653584

1172Ship RoutesRomanian Online Contest December 2001607587

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup142588

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest500590

1375Bill CleversUral Championship 2005. Round 1645593

1054Hanoi TowerNEERC 2000 Central Subregional1805594

1706Cipher Message 2Ural Championship 2009384605

1067Disk TreeNEERC 20001667610

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest483610

1832Arirang ShowUral Championship 2011255610

1358CablesSpring School Contest 2005622611

1986Paul’s SaladsOpen Ural FU Championship 2013117616

1755CakeUSU Personal Contest 2010317620

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional169620

1309DisputeUral Championship 2004. Round 1603621

1325DirtUral Championship 2004. Round 2599625

1872Spacious OfficeUral FU Championship 2011224625

1988Planet Ocean LandingOpen Ural FU Championship 2013115626

1096Get the Right Route Plate!USU Local Contest. March 20011464630

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 201464631


1773Metro to Every HomeUral Championship 2010306632

1174Weird PermutationsRomanian Online Contest December 2001561634

1974Similar TunesUral Championship 2013137634

1234BricksNEERC 2002571637

1465Pawn GamePetrozavodsk Winter 2006. USU Contest539637

1830Help in the RNOSUral Championship 2011244637

1606SlalomUSU Personal Contest 2008433638

1088Ilya MurometzSpring School Contest 20011514641

1254Die HardUSU Local Contest. March 2003570642

1253NecrologuesUSU Local Contest. March 2003567645

1186Chemical ReactionsNEERC 2001552647

1443RailsUral Championship 2006558647

1248Sequence SumUSU Personal Contest 2003565648

1542AutocompletionUral Championship 2007477657

1633HippogriffsUSU Championship 2008382657

2034CaravansUral Regional School Programming Contest 201463658

1564Counting OnesUSU Championship 2007444659

1452Pascal vs. C++Timus Top Coders: Second Challenge541661

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009319664

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional61665

1875Angry BirdsUral Regional School Programming Contest 2011208668

1332Genie BomberAutumn School Contest 2004564669

1996Cipher Message 3NEERC 2013 Eastern Subregional106669

1961Cantonese DialectUral FU Personal Contest 2013137672

1629TripUSU Championship 2008372674

1500Pass LicensesNEERC 2006 Eastern Subregional494675

1772Ski-Trails for RobotsUral Championship 2010286675

1775Space BowlingUral SU Championship 2010258678

1440Training ScheduleUral Championship 2006531679

1780Gray CodeUral SU Championship 2010255685

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest492686

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional251688

1034Queens in Peaceful PositionsUral Championship 19991574696

1301Cube in LabyrinthUral Championship 1998535697

1371Cargo AgencyUral Championship 2005. Round 1544702

1274Fractional ArithmeticNEERC 2003 Central Subregional524707

1486Equal SquaresUSU Championship 2006475707

1286Starship TravelUSU Personal Contest 2004525709

1230Introspective ProgramNEERC 2002 Central Subregional510710

1611DecimationUral Championship 2008381714

1037Memory ManagementUSU Championship 20001520715

1168Radio StationsRomanian Online Contest December 2001495717

1646Godzilla Strikes Back!Autumn School Contest 2008346719

1738Computer SecurityUSU Championship 2009291719

1927Herbs and MagicUral Regional School Programming Contest 2012143721

1235Cricket FieldNEERC 2002502723

1305Convex HullUral Championship 1998516723

1614National Project “Trams”Ural Championship 2008376723

1159FenceNEERC 2001 Northern Subregional490724

1057Amount of DegreesNEERC 2000 Central Subregional1479725

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest405725

1016Cube on the WalkUSU Local Contest. 19991515726

1825Ifrit Bomber 2USU Personal Contest 2011217730

1405Goat in the Garden 5Autumn School Contest 2005521732

1936RoshamboUral FU Championship 2012139736

1250Sea BurialUSU Local Contest. March 2003495737

1587Flying PigNEERC 2007 Eastern Subregional392738

1905Travel in TimeUral Championship 2012140744

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest452746

1132Square Root472749

1512ZiniumTimus Top Coders: Third Challenge431758

1716Alternative SolutionNEERC 2009 Eastern Subregional279759

1689Fisherman and BarbellUSU Personal Contest 2009309760

1169PairsRomanian Online Contest December 2001466761

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest450761

1921Chaos and OrderUral Regional School Programming Contest 2012135761

1943Space RummyUral FU Personal Contest 2012163761

1484Film RatingUSU Championship 2006440764

1424MinibusTimus Top Coders: First Challenge479766

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest211771

1042Central HeatingUSU Championship 20001404774

1705Gangster HaresUral Championship 2009298775

1392Dreaming of Stars490778

1720Summit Online JudgeNEERC 2009 Eastern Subregional267789

1434Buses in VasyukiUSU Personal Contest 2006460790

1547Password SearchUral Championship 2007394790

1647Divide an Island!Autumn School Contest 2008313792

1030TitanicUral Championship 19991374797

1165SubnumberNEERC 2001 Northern Subregional444797

1983Nectar GatheringOpen Ural FU Championship 201388798

1715Another Ball KillerNEERC 2009 Eastern Subregional263801

1824Ifrit BomberUSU Personal Contest 2011197801

1593Square Country. Version 2296803

1456Jedi Riddle 2Timus Top Coders: Second Challenge441807

1630TalismanUSU Championship 2008306815

1013K-based Numbers. Version 352816

1608Lucky Tickets 2008Ural Championship 2008332816

1268Little ChuUSU Championship 2003449821

1269Obscene Words FilterUSU Championship 2003448823

1105Observers ColoringTetrahedron Team Online Contest May 2001424824

1836Babel FishUral Championship 2011186825

2017Best of a bad lotNEERC 2014 Eastern Subregional47829

1761Binary PalindromeUSU Personal Contest 2010234831

1883Ent's BirthdayUral Regional School Programming Contest 2011165832

2030Awesome Backup SystemUral Regional School Programming Contest 201446837

2028URCAPL, Episode 2Ural Regional School Programming Contest 201446838

1154Mages ContestUral Championship 2001. Round 2421840

1147Shaping RegionsDSAP Vietnam Online Contest November 2001418845

1937Davy Jones’s OrganUral FU Championship 2012119850

1863Peaceful AtomUral FU Championship 2011161855

1323ClassmatesUral Championship 2004. Round 2434857

1498Stroke at Full SpeedAutumn School Contest 2006389857

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest162858

1233Amusing NumbersNEERC 2002421859

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest370859

1006Square FramesUSU Championship 19971282860

1379Cups TransportationUral Championship 2005. Round 1443860

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest441862

1436BillboardUSU Personal Contest 2006420863

1976Game OptimizationUral Championship 201398864

1979Resources DistributionUral Championship 201398864

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest230866

1276TrainNEERC 2003 Central Subregional425867

1324Extra SpacesUral Championship 2004. Round 2429867

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest293870

1578Mammoth HuntAutumn School Contest 2007329881

1373Pictura ex MachinaUral Championship 2005. Round 1430883

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest225884

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest385886

1245PicturesUSU Personal Contest 2003408890

1887Frequent Flyer CardNEERC 2011 Eastern Subregional152890

1342EnterpriseUSU Championship 2004423892

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest260892

1970皇后像廣場Ural FU Personal Contest 2013100898

1879GOV-internship 2Ural Regional School Programming Contest 2011150905

1364LaraKillerUral Championship 2005. Round 2416908

1580Dean's DebtsAutumn School Contest 2007318910

1827Indigenous WarsUSU Personal Contest 2011172911

1277Cops and ThievesNEERC 2003 Central Subregional403914

1862Very Wealthy MoleUral FU Championship 2011149920

1907Coffee and BunsUral Championship 2012111922

1285Thread in a HyperspaceUSU Personal Contest 2004401923

1730ManBearPigUral Regional School Programming Contest 2009226923

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional110924

1237Evacuation PlanNEERC 2002391925

1278“… Connecting People”NEERC 2003 Central Subregional397927

1575Yekaterinburg Subway 2Autumn School Contest 2007312927

1784RoundersUral SU Championship 2010184936

1768Circular StringsUral Championship 2010203938

1422FirefliesTimus Top Coders: First Challenge385944

1175Strange SequenceUSU Personal Contest 2002372952

1569Networking the “Iset”USU Championship 2007303956

1151RadiobeaconsUral Championship 2001. Round 2366963

1985Prime SquareOpen Ural FU Championship 201371966

1722Observation DeckUral Regional School Programming Contest 2009214973

1040Airline CompanyUSU Championship 20001112975

1591Abstract ThinkingNEERC 2007 Eastern Subregional294977

1398Bishop and Pawn330978

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 201437980

1130Nikifor's WalkUSU Championship 2001358981

1331VladislavaAutumn School Contest 2004381982

1418Military StoryUSU Championship 2005384982

1948The Robot on the LineUral FU Personal Contest 2012124982

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest346983

1451Beerhouse TaleTimus Top Coders: Second Challenge360984

1435Financial ErrorUSU Personal Contest 2006364993

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010172994

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest238998

1339BabiesUSU Championship 20043741005

1311Stable ConstructionUral Championship 2004. Round 13671009

1570Eating HighUSU Championship 20072861011

1539Intelligence DataUSU Personal Contest 20073101016

1687Numismatics for FunUSU Personal Contest 20092281018

1965Pear TreesUral FU Personal Contest 2013871018

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1351021

1949The Best Picture in the GalaxyUral FU Personal Contest 20121191021

1790Searching for the TruthUral Regional School Programming Contest 20101661028

1075Thread in a SpaceUSU Personal Contest 20019571030

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest2821031

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest1901039

1968Glass PyramidUral FU Personal Contest 2013841051

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1511059

1518Jedi Riddle 3Timus Top Coders: Third Challenge3041065

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1491072

2007Mutants versus MachinesUral Regional School Programming Contest 2013611076

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup731077

1317HailUral Championship 2004. Round 23391090

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1801094

1511Fiscal OperationsTimus Top Coders: Third Challenge2951096

1173Lazy SnailRomanian Online Contest December 20013201097

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2171101

1766Humpty DumptyUral Championship 20101691116

1341DeviceUSU Championship 20043311132

1627JoinPetrozavodsk Winter 2008. ITMO Contest2221136

1357Teakettle 1.0 for DummiesSpring School Contest 20053281143

1458War GamesTimus Top Coders: Second Challenge3081145

1807Cartridges for MaximNEERC 2010 Eastern Subregional1461151

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2001152

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3261157

1544Classmates 3Ural Championship 20072661160

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2461160

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup671161

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2861164

1408Polynomial MultiplicationAutumn School Contest 20053241167

1444ElephpotamusUral Championship 20063041170

1447Portkey NetworkUral Championship 20063041170

1595Perfect Sequence1871179

1686Photovoltaic SpaceshipUSU Personal Contest 20091951182

1453QueenTimus Top Coders: Second Challenge2971186

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1741188

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1141190

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional831193

1307ArchiverUral Championship 2004. Round 13081196

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2411199

1657Cube SnakeNEERC 2008 Eastern Subregional2011209

1035Cross-stitchUral Championship 19999001210

1359ConstructionSpring School Contest 20053091211

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1381213

1540Battle for the RingUSU Personal Contest 20072581222

1669Universal WordPetrozavodsk Winter 2008. USU Contest1941225

1487Chinese FootballUSU Championship 20062691229

1736Chinese HockeyUSU Championship 20091661229

1310ACM DiagnosticsUral Championship 2004. Round 12971239

1321Floor IndicatorUral Championship 2004. Round 22961243

1538Towers of GuardUSU Personal Contest 20072501250

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2691254

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2471271

1546Japanese SortingUral Championship 20072411276

1533Fat HobbitsUSU Personal Contest 20072441279

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1951286

1177Like ComparisonsUSU Personal Contest 20022731289

1328FireballAutumn School Contest 20042871293

1065FrontierNEERC 20007771301

1097Square Country 2USU Local Contest. March 20017041301

1050Preparing an ArticleUSU Local Contest. March 20008201303

1171Lost in SpaceRomanian Online Contest December 20012661312

1281River BasinNEERC 2003 Central Subregional2731333

1240Heroes of Might and MagicNEERC 20022651351

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup561355

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup561355

1360Philosophical DisputeUral Championship 2005. Round 22751358

1099Work Scheduling6081362

1499KerchiefsAutumn School Contest 20062401368

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1401385

1770The Party of Ural ChampionsUral Championship 20101341388

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2251389

1908Brute-force SearchUral Championship 2012701394

1802Cube PuzzleNEERC 2010 Eastern Subregional1181403

1265MirrorUSU Championship 20032561417

1266Kirchhoff's LawUSU Championship 20032561417

1318LogarithmUral Championship 2004. Round 22581420

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2201420

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1101421

1449Credit Operations 2Timus Top Coders: Second Challenge2461422

1393Average Common Prefix2601425

1299PsyloniansSpring School Contest 20042551433

1419Maps of the Island WorldsUSU Championship 20052591438

1412Autumn TideUSU Championship 20052581443

1946Chinese Hockey 3Ural FU Personal Contest 2012811447

1947MeanderUral FU Personal Contest 2012811447

1345HTMLUSU Championship 20042561457

1886Trip 2NEERC 2011 Eastern Subregional891457

1347BlogSpring School Contest 20052551458

1764TranssibUral Championship 20101271458

1762Search for a Hiding-PlaceUSU Personal Contest 20101281469

1441From the History of Gringotts BankUral Championship 20062401470

1043Cover an ArcUSU Championship 20007341471

1170DesertRomanian Online Contest December 20012341484

1565The Duel for ThreeUSU Championship 20071901497

1251Cemetery ManagerUSU Local Contest. March 20032361513

1782Jack's New WordUral SU Championship 20101101513

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2161524

1831Tsyfirkin's LessonUral Championship 2011961525

1241Inlay CuttersNEERC 20022321532

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1511538

1568Train Car SortingUSU Championship 20071811567

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest841570

1337BureaucracyAutumn School Contest 20042341573

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2091573

1734Endgame DatabaseUSU Championship 20091271579

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1211586

1670AsteriskPetrozavodsk Summer 2008. USU Contest1451597

1950Martian FarmlandsUral FU Personal Contest 2012721606

1583CheeseNEERC 2007 Eastern Subregional1741613

1485Football and LieUSU Championship 20062021618

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2281633

1894Non-Flying WeatherNEERC 2011 Eastern Subregional781639

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2261647

1516NostalgiaTimus Top Coders: Third Challenge1921655

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest791658

1488ACM PokerUSU Championship 20061961665

1702CrossroadUral Championship 20091331668

1969Hong Kong TramUral FU Personal Contest 2013491674

1062TriathlonNEERC 20006001678

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional561681

1610CactusesUral Championship 20081561682

1420Integer-Valued Complex DivisionUSU Championship 20052191689

1508Japanese PuzzleNEERC 2006 Eastern Subregional1901702

1841CablewaysPetrozavodsk Summer 2010. USU Contest771702

1615Tram SolitaireUral Championship 20081531713

1046Geometrical DreamsUSU Local Contest. March 20006201717

1839The MentaculusUral Championship 2011841720

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest761722

1257HyphenationAutumn School Contest 20032081728

1338AutomobilesUSU Championship 20042131731

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20011981738

1707Hypnotoad's SecretUral Championship 20091271741

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1771746

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest871757

1781Clean CodeUral SU Championship 2010931763

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1881767

1514National ParkTimus Top Coders: Third Challenge1791769

1492Vasya's Dad 2Autumn School Contest 20061831772

1417Space Poker 2USU Championship 20052061791

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1061791

1304ParallelepipedUral Championship 19982011801

1425Queen 2Timus Top Coders: First Challenge1961811

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest841813

1378Artificial IntelligenceUral Championship 2005. Round 12031825

1977Energy WallUral Championship 2013411829

1093DartsUSU Local Contest. March 20014981830

1163ChapaevNEERC 2001 Northern Subregional1851856

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1221876

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1221876

1757Gold BarsUSU Personal Contest 2010981877

1532Lost in TranslationUSU Personal Contest 20071621889

1634Spider MiteUSU Championship 20081261893

1503PolynomialNEERC 2006 Eastern Subregional1691901

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1211907

1216Two Pawns and One KingUSU Championship 20021831913

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1471917

1703Robotic ArmUral Championship 20091141924

1187Statistical TroubleNEERC 20011791926

1455Freedom of SpeechTimus Top Coders: Second Challenge1791926

1867NanotechnologiesUral FU Championship 2011651949

1396Maximum. Version 21751955

2022Riding a ToadNEERC 2014 Eastern Subregional141968

1148Building TowersDSAP Vietnam Online Contest November 20011721987

1188LibraryNEERC 20011722000

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1732019

1833Hopes of RowingUral Championship 2011702021

1972Game TestingUral Championship 2013362028

1232Asteroid LandingNEERC 2002 Central Subregional1722030

1288AstrolocationUSU Personal Contest 20041772030

1063Domino PuzzleNEERC 20004932035

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1112046

1267Yekaterinburg SubwayUSU Championship 20031722071

1835Swamp DoctorUral Championship 2011682073

1092TransversalUSU Local Contest. March 20014362085

1549Another Japanese PuzzleUral Championship 20071432086

1541ChaseUSU Personal Contest 20071442110

1315MDPAR and MIIARUral Championship 2004. Round 11702113

1850Space TourismPetrozavodsk Summer 2010. USU Contest602116

1041NikiforUSU Championship 20005062122

1543Dance RevolutionUral Championship 20071402127

1074Very Short ProblemUSU Personal Contest 20014562139

1504Good MannersNEERC 2006 Eastern Subregional1492140

2006Kirill the GardenerUral Regional School Programming Contest 2013252182

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21662199

1882Old NokiaUral Regional School Programming Contest 2011562205

1652Banking CrisisNEERC 2008 Eastern Subregional1052219

1655Somali PiratesNEERC 2008 Eastern Subregional1052219

1397Points Game1452224

1256Cemetery GuardUSU Local Contest. March 20031572229

1270UnicubeUSU Championship 20031592231

1758Bald Spot Revisited 2USU Personal Contest 2010802253

1368Goat in the Garden 3Ural Championship 2005. Round 21612263

1978E-LiteUral Championship 2013312275

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest992292

1284Space PokerUSU Personal Contest 20041552300

1481Winning ChancesUSU Championship 20061392301

1865The Island of MärketUral FU Championship 2011532321

1739FaryuksUSU Championship 2009832326

1829Routing TablesUSU Personal Contest 2011612335

1735Theft of the CenturyUSU Championship 2009822352

1895Steaks on BoardNEERC 2011 Eastern Subregional512364

1945Many-armed BrothersUral FU Personal Contest 2012452394

1717Eligibility RulesNEERC 2009 Eastern Subregional812402

1275Knights of the Round TableNEERC 2003 Central Subregional1452434

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest602435

1704DemodulationUral Championship 2009872459

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest502459

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional352465

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional782484

1609Tram TileUral Championship 2008992561

1300TaxesUral Championship 19981382568

1308Dean's PyramidUral Championship 2004. Round 11382570

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1062594

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest472598

1454Rectangles 2Timus Top Coders: Second Challenge1302600

1312TrayUral Championship 2004. Round 11362606

1520Empire Strikes BackTimus Top Coders: Third Challenge1182612

1239Ghost BustersNEERC 20021312625

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup242630

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup242630

1975Model of the EarthUral Championship 2013252665

1938Caribbean TriangleUral FU Championship 2012312674

1856War and PeacePetrozavodsk Summer 2011. USU Contest452682

1597Chernobyl’ Eagle on a Roof. Version 292719

1694Killer WordsPetrozavodsk Winter 2009. USU Contest772768

1505Oil TransferNEERC 2006 Eastern Subregional1122789

1566Triangular PostcardsUSU Championship 2007972797

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest792807

1681Brother Bear's GardenUSU Personal Contest 2009762817

1637Triangle Game 2USU Championship 2008812830

1858Magic CubePetrozavodsk Summer 2011. USU Contest432837

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest742867

1957MundialPetrozavodsk Winter 2013. Kontur Cup212884

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest622886

1482Triangle GameUSU Championship 20061082906

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional282919

1909Space ReconUral Championship 2012282936

1834Tennis RacketUral Championship 2011452940

2016Magic and ScienceNEERC 2014 Eastern Subregional62952

141140 Islands KnightsUSU Championship 20051222953

1999The secret moduleNEERC 2013 Eastern Subregional162985

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest703010

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest463044

1442Floo PowderUral Championship 20061103063

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1023076

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest453099

1622EndspielPetrozavodsk Winter 2008. ITMO Contest753100

1395Pascal vs. C++. Version 21073105

1367Top SecretUral Championship 2005. Round 21143121

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest373151

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest733175

1438Time Limit ExceededUSU Personal Contest 20061053228

1058ChocolateNEERC 2000 Central Subregional3203270

1616Square Country 4Ural Championship 2008753284

1166Funny Card GameNEERC 2001 Northern Subregional1033335

1429BiscuitsTimus Top Coders: First Challenge1003392

1464LightPetrozavodsk Winter 2006. USU Contest933397

1733Forgotten TechnologyUSU Championship 2009533434

1847ZamkadyePetrozavodsk Summer 2010. USU Contest333444

1632LasersUSU Championship 2008643480

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest763499

1765Error 404Ural Championship 2010473505

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1013534

1466Magic SquarePetrozavodsk Winter 2006. USU Contest873607


1509Domino RecognitionNEERC 2006 Eastern Subregional823699

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup143725

1973Location GeneratorUral Championship 2013153731

1778Chinese Hockey 2Ural SU Championship 2010373864

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest903888

1661DodecahedronPetrozavodsk Winter 2008. USU Contest533966

1967Programmer CasinoUral FU Personal Contest 2013124035

1598DSA Attack24122

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest504164

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest684186

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest704307

1763Expert FleaUral Championship 2010364344

1271Sailing DirectionsUSU Championship 2003764384

1771A Deputy's MorningUral Championship 2010354440

1797Summit Online Judge. Version 2154533

1460WiresPetrozavodsk Winter 2006. USU Contest674544

1594Aztec Treasure414560

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest654594

1344Gigantic TurnipUSU Championship 2004744596

1801The Revolution CupNEERC 2010 Eastern Subregional294603

1340CucarachaUSU Championship 2004734651

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest404816

1426RectanglesTimus Top Coders: First Challenge664909

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest575142

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest655184

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest405271

1906The Lost CivilizationUral Championship 2012115312

1365Testing CalculatorUral Championship 2005. Round 2625375

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest175464

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest605554

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest375607

1372Death StarUral Championship 2005. Round 1575801

1848Fly HuntPetrozavodsk Summer 2010. USU Contest155925

1668Death Star 2Petrozavodsk Winter 2008. USU Contest316094

1842Local RootsPetrozavodsk Summer 2010. USU Contest146171

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest446380

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest296407

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional296543

1674Drunk KingPetrozavodsk Summer 2008. USU Contest276691

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest296757

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest156818

1363HalftonesUral Championship 2005. Round 2447166

1548Sakura and StatisticsUral Championship 2007347252

1653Death ConveyorNEERC 2008 Eastern Subregional257291

1596Knight Mare77749

1536Delights of Pipe-weedUSU Personal Contest 2007317926

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup18124

1432Twofold LuckUSU Personal Contest 2006348438

1840Victim of AdvertisingUral Championship 201188982

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest199088

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest179170

1376Dean's Pyramid 2Ural Championship 2005. Round 1329254

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest229404

1415Mobile LifeUSU Championship 20052810176

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1310470

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1310764

1374MisereUral Championship 2005. Round 12311778

1708Sum of Digits 2Ural Championship 20091011924

1399Economical Director1612778

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2012959

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2012959

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1313084

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1314196

1369Cockroach RaceUral Championship 2005. Round 21316826

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1118513

1589SokobanNEERC 2007 Eastern Subregional322835

1394Ships. Version 2232399