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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem7702917

1001Reverse Root2223817

1785Lost in LocalizationUral Regional School Programming Contest 20101333018

1293EniyaSpring School Contest 20042185619

2012About Grisha N.NEERC 2014 Eastern Subregional553320

1409Two GangstersAutumn School Contest 20052099221

1877Bicycle CodesUral Regional School Programming Contest 2011938022

2001Mathematicians and BerriesUral Regional School Programming Contest 2013518127

1264WorkdaysAutumn School Contest 20031518028

1820Ural SteaksUSU Personal Contest 2011790628

1787Turn for MEGAUral Regional School Programming Contest 2010828629

1197Lonesome KnightSpring School Contest 20021303631

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011627032

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional497534

1639Chocolate 2Autumn School Contest 2008866635

2066Simple ExpressionUral Regional School Programming Contest 2015238935

1924Four ImpsUral Regional School Programming Contest 2012470436

2023Donald is a postmanNEERC 2014 Eastern Subregional292438

1313Some Words about SportUral Championship 2004. Round 11061940

12091, 10, 100, 1000...Autumn School Contest 20021001341

1068Sum2751042

1225FlagsNEERC 2002 Central Subregional970242

1319HotelUral Championship 2004. Round 2980043

1567SMS-spamUSU Championship 2007802343

1581TeamworkAutumn School Contest 2007784644

1263ElectionsAutumn School Contest 2003886547

1585PenguinsNEERC 2007 Eastern Subregional732347

1991The battle near the swampNEERC 2013 Eastern Subregional291948

2100Wedding DinnerUral FU Junior Championship 2016106949

1100Final StandingsTetrahedron Team Online Contest May 2001794051

1876Centipede's MorningUral Regional School Programming Contest 2011394951

1327FusesAutumn School Contest 2004822752

1243Divorce of the Seven DwarfsUSU Personal Contest 2003754455

1493One Step from HappinessAutumn School Contest 2006709255

1110PowerBulgarian Online Contest September 2001717256

1881Long problem statementUral Regional School Programming Contest 2011365456

1893A380NEERC 2011 Eastern Subregional363956

1349FarmSpring School Contest 2005752957

1607TaxiUSU Personal Contest 2008578157

1545HieroglyphsUral Championship 2007616959

1496SpammerAutumn School Contest 2006638161

1196History ExamSpring School Contest 2002651762

1636Penalty TimeUSU Championship 2008497362

1837Isenbaev's NumberUral Championship 2011351362

1925British Scientists Save the WorldUral Regional School Programming Contest 2012273662

1149Sinus Dances629364

1654Cipher MessageNEERC 2008 Eastern Subregional467565

1563BayanUSU Championship 2007524866

1617Flat SpotsUral Championship 2008489467

1723Sandro's BookUral Regional School Programming Contest 2009406667

1131CopyingUSU Championship 2001581469

2002Test TaskUral Regional School Programming Contest 2013202269

2035Another Dress RehearsalUral Regional School Programming Contest 2014160469

1025Democracy in DangerAutumn School Contest 20001765171

1224SpiralNEERC 2002 Central Subregional577871

1457Heating MainTimus Top Coders: Second Challenge575271

1083Factorials!!!Spring School Contest 20011481074

2005Taxi for ProgrammersUral Regional School Programming Contest 2013185375

1792Hamming CodeUral Regional School Programming Contest 2010310676

1935Tears of DrownedUral FU Championship 2012220077

2031Overturned NumbersUral Regional School Programming Contest 2014143877

1712Cipher GrilleNEERC 2009 Eastern Subregional346678

1502Domino DotsNEERC 2006 Eastern Subregional484979

2056ScholarshipUral Championship 2015120380

1106Two TeamsTetrahedron Team Online Contest May 2001494681

1139City BlocksNEERC 2001 Central Subregional497081

1638BookwormUSU Championship 2008379681

2011Long StatementUral Regional School Programming Contest 2013171981

1194HandshakesSpring School Contest 2002496982

1119MetroAutumn School Contest 2001486383

1290SabotageSpring School Contest 2004507983

1404Easy to Hack!Autumn School Contest 2005510584

2068Game of NutsUral Regional School Programming Contest 201598984

1120Sum of Sequential NumbersAutumn School Contest 2001475785

1180Stone GameUSU Personal Contest 2002462688

1146Maximum SumDSAP Vietnam Online Contest November 2001448090

1005Stone PileUSU Championship 19971362492

1297PalindromeSpring School Contest 2004459292

1510OrderNEERC 2006 Eastern Subregional416292

1601AntiCAPSUSU Personal Contest 2008359192

1161StripiesNEERC 2001 Northern Subregional433393

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001415496

1446Sorting HatUral Championship 2006428296

16421D MazeAutumn School Contest 2008319596

1796Amusement ParkUral Regional School Programming Contest 2010245096

1902Neo-VeniceUral Championship 2012179596

2025Line FightingUral Regional School Programming Contest 2014114796

1009K-based NumbersUSU Championship 19971287997

1203Scientific ConferenceUSU Local Contest. March 2002419497

1370MagicianUral Championship 2005. Round 2440597

1644A Whole Lot of WalnutsAutumn School Contest 2008312798

1731DillUral Regional School Programming Contest 2009273699

1786Sandro's BiographyUral Regional School Programming Contest 2010237399

2033DevicesUral Regional School Programming Contest 2014111999

1118Nontrivial NumbersAutumn School Contest 20013952102

1136ParliamentNEERC 2001 Central Subregional3953102

1214Strange ProcedureAutumn School Contest 20023999103

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131345103

1020RopeAutumn School Contest 200011923104

1296HyperjumpSpring School Contest 20044047104

1014Product of DigitsUSU Local Contest. 199911867105

1228ArrayNEERC 2002 Central Subregional3915105

2018The Debut AlbumNEERC 2014 Eastern Subregional1050106

1330IntervalsAutumn School Contest 20043953108

1573AlchemyAutumn School Contest 20073178109

1126Magnetic StormsUSU Championship 20013664110

1777AnindilyakwaUral SU Championship 20102156110

1079MaximumWinter Mathematical Festival Varna 20019772113

1192Ball in a DreamSpring School Contest 20023610113

1082Gaby IvanushkaSpring School Contest 20019483116

1086CryptographySpring School Contest 20019420116

1226esreveR redrONEERC 2002 Central Subregional3558116

1353Milliard Vasya's FunctionSpring School Contest 20053685116

1582BookmakersNEERC 2007 Eastern Subregional2939117

1044Lucky Tickets. Easy!USU Championship 200010392118

1219Symbolic SequenceUSU Championship 20023433120

1260Nudnik PhotographerAutumn School Contest 20033452121

1711Code NamesNEERC 2009 Eastern Subregional2217122

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional909122

1123SalaryAutumn School Contest 20013268123

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023317123

1336Problem of Ben BetsalelAutumn School Contest 20043366126

1283DwarfUSU Personal Contest 20043325127

1683FridgeUSU Personal Contest 20092265129

1688Team.GOV!USU Personal Contest 20092270129

2000Grand Theft Array VUral Regional School Programming Contest 20131076129

1982Electrification PlanUral FU Championship 20131078130

1725Sold Out!Ural Regional School Programming Contest 20092028133

1352Mersenne PrimesSpring School Contest 20053188134

1868Prediction ContestUral FU Championship 20111511134

1022Genealogical TreeAutumn School Contest 20009151136

2102Michael and CryptographyUral FU Junior Championship 2016379137

1402CocktailsAutumn School Contest 20053097139

1021Sacrament of the SumAutumn School Contest 20008890140

1222Chernobyl’ EaglesUSU Championship 20022919141

1964Chinese DialectsUral FU Personal Contest 20131060141

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101661142

1740Deer is Better!USU Championship 20091870144

1612Tram ForumUral Championship 20082260145

1931Excellent TeamUral FU Championship 20121166145

1026Questions and AnswersAutumn School Contest 20008520146

1142RelationsDSAP Vietnam Online Contest November 20012758146

1576Telephone TariffsAutumn School Contest 20072361146

1084Goat in the GardenSpring School Contest 20017436147

1178Akbardin’s RoadsUSU Personal Contest 20022755147

1167Bicolored HorsesRomanian Online Contest December 20012728148

1864Get-Together at Den'sUral FU Championship 20111357149

1821BiathlonUSU Personal Contest 20111472150

1572Yekaterinozavodsk Great WellAutumn School Contest 20072288151

2069Hard RockUral Regional School Programming Contest 2015543151

1984Dummy GuyUral FU Championship 2013916153

2073Log FilesUral Regional School Programming Contest 2015535153

1210Kind SpiritsAutumn School Contest 20022664154

1306Sequence MedianUral Championship 19982697156

1073Square CountryUSU Personal Contest 20017130157

1709Penguin-AviaUral Championship 20091841157

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional879158

1017StaircasesUSU Local Contest. 19997794160

1295Crazy NotionsSpring School Contest 20042635160

1280Topological SortingNEERC 2003 Central Subregional2604161

1354Palindrome. Again PalindromeSpring School Contest 20052651161

1756One and a Half DiggersUSU Personal Contest 20101591161

1135RecruitsNEERC 2001 Central Subregional2455164

1586Threeprime NumbersNEERC 2007 Eastern Subregional2094164

1613For Fans of StatisticsUral Championship 20081999164

1272Non-Yekaterinburg SubwayUSU Championship 20032539165

1506Columns of NumbersNEERC 2006 Eastern Subregional2323165

1157Young TilerUral Championship 2001. Round 22438166

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1794166

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1213169

1874Football GoalUral Regional School Programming Contest 20111192169

2091Natural SelectionUral FU Personal Contest 2014365169

1213Cockroaches!Autumn School Contest 20022411170

1878Rubinchik's CubeUral Regional School Programming Contest 20111175172

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional991172

1012K-based Numbers. Version 27208173

1640Circle of WinterAutumn School Contest 20081750174

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101350174

1335White ThesisAutumn School Contest 20042389178

1413Mars JumperUSU Championship 20052398178

1685OrthographyUSU Personal Contest 20091632179

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091504179

1800Murphy's LawNEERC 2010 Eastern Subregional1305179

1102Strange DialogTetrahedron Team Online Contest May 20012216180

1134CardsNEERC 2001 Central Subregional2238180

1193Queue at the ExamSpring School Contest 20022257180

1769Old Ural LegendUral Championship 20101398181

1930Ivan's CarUral Regional School Programming Contest 2012938181

1207Median on the PlaneUSU Local Contest. March 20022236182

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional936182

1944Record of the Attack at the OrbitUral FU Personal Contest 2012893183

1152False MirrorsUral Championship 2001. Round 22192184

1789Searching for the DodecahedronUral Regional School Programming Contest 20101276184

1048Superlong SumsUSU Local Contest. March 20006556185

1133Fibonacci SequenceNEERC 2001 Central Subregional2174185

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015436187

1114BoxesBulgarian Online Contest September 20012130189

1645Ski RaceAutumn School Contest 20081613189

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional579191

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1585192

2105Alice and Bob are on BikesUral FU Junior Championship 2016268192

1208Legendary Teams ContestUSU Local Contest. March 20022098193

1423String TaleTimus Top Coders: First Challenge2149193

1869New Year CruiseUral FU Championship 20111044194

1164FillwordNEERC 2001 Northern Subregional2075195

1494MonobilliardsAutumn School Contest 20061974195

2095ScrumUral FU Personal Contest 2014312197

2065Different SumsUral Regional School Programming Contest 2015411198

1138Integer PercentageNEERC 2001 Central Subregional2021199

2070Interesting NumbersUral Regional School Programming Contest 2015410199

1112CoverBulgarian Online Contest September 20012013200

1680The First NonqualifyingUSU Personal Contest 20091459200

1885Passenger ComfortNEERC 2011 Eastern Subregional1003200

1348Goat in the Garden 2Spring School Contest 20052127201

1023ButtonsAutumn School Contest 20006152202

1987Nested SegmentsUral FU Championship 2013684204

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional526210

1002Phone NumbersCentral European Olympiad in Informatics 19995872213

1635Mnemonics and PalindromesUSU Championship 20081435213

1490Fire CircleAutumn School Contest 20061803214

1183Brackets SequenceNEERC 20011889215

1249Ancient NecropolisUSU Local Contest. March 20031923215

2098Lada PrioraUral FU Personal Contest 2014284215

1515CashmasterTimus Top Coders: Third Challenge1732218

1491Unreal StoryAutumn School Contest 20061743221

1052Rabbit HuntUSU Local Contest. March 20005476222

1242WerewolfUSU Personal Contest 20031840224

1333Genie Bomber 2Autumn School Contest 20041884225

1795Husband in a ShopUral Regional School Programming Contest 20101038226

1011ConductorsUSU Championship 19975493227

1125HopscotchUSU Championship 20011771227

1737Mnemonics and Palindromes 3USU Championship 20091168229

1033LabyrinthUral Championship 19995388230

1204IdempotentsUSU Local Contest. March 20021764230

1355Bald Spot RevisitedSpring School Contest 20051828233

2024Adventure TimeUral Regional School Programming Contest 2014469233

1303Minimal CoverageUral Championship 19981795234

1049Brave BalloonistsUSU Local Contest. March 20005151236

1122GameAutumn School Contest 20011697237

1205By the Underground or by Foot?USU Local Contest. March 20021701238

1150Page NumbersUral Championship 2001. Round 21686239

1590Bacon’s CipherNEERC 2007 Eastern Subregional1431239

1191Catch the thief!Spring School Contest 20021676242

2067Friends and BerriesUral Regional School Programming Contest 2015334243

1247Check a SequenceUSU Personal Contest 20031687245

1108HeritageBulgarian Online Contest September 20011630246

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1744246

1889Airport AnnouncementsNEERC 2011 Eastern Subregional810247

1013K-based Numbers. Version 3455249

1200Horns and HoofsUSU Local Contest. March 20021631249

1603EruditeUSU Personal Contest 20081324249

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1551250

1826MinefieldUSU Personal Contest 2011880251

1922Superhero TeamUral Regional School Programming Contest 2012672251

1113JeepBulgarian Online Contest September 20011592252

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014344254

1109ConferenceBulgarian Online Contest September 20011579254

1433DiamondsUSU Personal Contest 20061617255

1658Sum of DigitsNEERC 2008 Eastern Subregional1190255

1080Map ColoringWinter Mathematical Festival Varna 20014310256

1298KnightSpring School Contest 20041635257

1195Ouths and CrossesSpring School Contest 20021563259

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1426260

1010Discrete FunctionUSTU PhysTech Cup 20004780261

1718RejudgeNEERC 2009 Eastern Subregional1020264

2003Simple MagicUral Regional School Programming Contest 2013517265

1684Jack's Last WordUSU Personal Contest 20091095266

1028StarsUral Championship 19994644267

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031540268

1726VisitsUral Regional School Programming Contest 20091002268

2034CaravansUral Regional School Programming Contest 2014406268

1087The Time to Take StonesSpring School Contest 20014046270

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest956271

1244GentlemenUSU Personal Contest 20031517272

1998The old PadawanNEERC 2013 Eastern Subregional507272

1741Communication FiendUSU Championship 2009974274

1779The Great TeamUral SU Championship 2010858274

1117HierarchyAutumn School Contest 20011463275

1211Collective GuaranteeAutumn School Contest 20021482276

1179Numbers in TextUSU Personal Contest 20021457278

1823Ideal GasUSU Personal Contest 2011792278

1220StacksUSU Championship 20021470279

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1371282

1537EntsUSU Personal Contest 20071306282

1047Simple CalculationsUSU Local Contest. March 20004281284

1501Sense of BeautyNEERC 2006 Eastern Subregional1348284

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012583289

1018Binary Apple TreeUSU Local Contest. 19994286290

1032Find a MultipleUral Championship 19993701292

1981Parallel and PerpendicularUral FU Championship 2013474292

2104Game with a StripUral FU Junior Championship 2016172293

1024PermutationsAutumn School Contest 20004219294

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest881294

1184Cable MasterNEERC 20011373295

2021Scarily interesting!NEERC 2014 Eastern Subregional371295

1377Lara CroftUral Championship 2005. Round 11447296

1497Cutting a SquareAutumn School Contest 20061293297

1036Lucky Tickets4160298

1753BookshelfUSU Personal Contest 2010854298

1053PinocchioNEERC 2000 Central Subregional4012302

1933Guns for Battle!Ural FU Championship 2012553302

1934Black SpotUral FU Championship 2012553302

1551Sumo TournamentUral Championship 20071197303

1521War Games 2Timus Top Coders: Third Challenge1237305

1215Exactness of Projectile HitAutumn School Contest 20021334307

1137Bus RoutesNEERC 2001 Central Subregional1301309

1124MosaicUSU Championship 20011296310

1127Colored BricksUSU Championship 20011295310

1153SupercomputerUral Championship 2001. Round 21289312

1116Piecewise Constant FunctionAutumn School Contest 20011283313

1190Bar of ChocolateSpring School Contest 20021293313

1989SubpalindromesUral FU Championship 2013442313

2108Oleg and Little PoniesUral FU Junior Championship 2016160314

1227Rally ChampionshipNEERC 2002 Central Subregional1298315

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional738315

1294Mars SatellitesSpring School Contest 20041321317

1992CVSNEERC 2013 Eastern Subregional435317

1450Russian PipelinesTimus Top Coders: Second Challenge1264320

1588JamaicaNEERC 2007 Eastern Subregional1065321

1517Freedom of ChoiceTimus Top Coders: Third Challenge1166323

1604Country of FoolsUSU Personal Contest 20081013324

1320Graph DecompositionUral Championship 2004. Round 21293325

1793Tray 2Ural Regional School Programming Contest 2010718326

1160NetworkNEERC 2001 Northern Subregional1253327

1302Delta-waveUral Championship 19981283327

1185WallNEERC 20011231328

1008Image EncodingUSTU PhysTech Cup 20003787329

1121BranchesAutumn School Contest 20011219329

1941Scary Martian WordUral FU Personal Contest 2012493329

1029MinistryUral Championship 19993252332

1346Intervals of MonotonicityUSU Championship 20041275333

2046The First Day at SchoolUral Championship 2015280333

2063Black and WhiteUral Regional School Programming Contest 2015239335

1218Episode N-th: The Jedi TournamentUSU Championship 20021216336

1406Next NumberAutumn School Contest 20051263338

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest857338

2062Ambitious ExperimentUral Regional School Programming Contest 2015237338

1156Two RoundsUral Championship 2001. Round 21182340

1223Chernobyl’ Eagle on a RoofUSU Championship 20021202340

1201Which Day Is It?USU Local Contest. March 20021186341

1904The Lessons of the PastUral Championship 2012494342

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014315343

1060Flip GameNEERC 20003324345

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1065347

1648YachtsAutumn School Contest 2008875347

1246Tethered DogUSU Personal Contest 20031179349

1651Shortest SubchainNEERC 2008 Eastern Subregional866350

1282Game TreeNEERC 2003 Central Subregional1188351

1261TipsAutumn School Contest 20031178353

1431DiplomasUSU Personal Contest 20061165353

1090In the Army NowUSU Local Contest. March 20012934354

1031Railway TicketsUral Championship 19993481356

1495One-two, One-two 2Autumn School Contest 20061072358

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest721359

1140Swamp IncidentNEERC 2001 Central Subregional1108362

1483Table FootballUSU Championship 20061061362

1262Pseudo-Roman NumberAutumn School Contest 20031144363

1292Mars Space StationsSpring School Contest 20041151364

1007Code WordsUSU Championship 19973405366

1356Something EasierSpring School Contest 20051154368

1574Mathematicians and bracketsAutumn School Contest 2007933368

1078SegmentsWinter Mathematical Festival Varna 20012975371

1403CourierAutumn School Contest 20051150371

1141RSA Attack1079372

1176HyperchannelsUSU Personal Contest 20021085372

1828Approximation by a ProgressionUSU Personal Contest 2011588373

1039Anniversary PartyUSU Championship 20003235379

2078Bowling gameUral Championship 2016164379

1055CombinationsNEERC 2000 Central Subregional3183380

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest532380

1901Space ElevatorsUral Championship 2012443381

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional358383

2047MathsUral Championship 2015242383

1003ParityCentral European Olympiad in Informatics 19993255384

2026Dean and ScheduleUral Regional School Programming Contest 2014280384

1259How to Become Star?Autumn School Contest 20031076386

1279WarehouseNEERC 2003 Central Subregional1078386

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional516386

1229Strong BrickworkNEERC 2002 Central Subregional1057387

1427SMSTimus Top Coders: First Challenge1064387

1287Mars CanalsUSU Personal Contest 20041078388

1759Long-LiversUSU Personal Contest 2010649391

1289One Way TicketUSU Personal Contest 20041068392

1783Nuclear Arms RaceUral SU Championship 2010596392

1407One-two, One-twoAutumn School Contest 20051084394

1489Points on a ParallelepipedAutumn School Contest 2006972394

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional276394

1111SquaresBulgarian Online Contest September 20011006398

1343Fairy TaleUSU Championship 20041067398

2109Tourism on MarsUral FU Junior Championship 2016124398

1115ShipsBulgarian Online Contest September 20011004399

1217Unlucky TicketsUSU Championship 20021021400

1562GM-pineappleUSU Championship 2007859400

2030Awesome Backup SystemUral Regional School Programming Contest 2014268401

1923Scary PoliticsUral Regional School Programming Contest 2012415403

1350CanteenSpring School Contest 20051050404

1631Drunk King 2USU Championship 2008752405

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest734405

1077Travelling Tours987406

1963KiteUral FU Personal Contest 2013363406

1015Test the Difference!USU Local Contest. 19993055407

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest496407

1995Illegal spicesNEERC 2013 Eastern Subregional335408

1513Lemon TaleTimus Top Coders: Third Challenge919409

1221Malevich Strikes Back!USU Championship 2002993411

1291Gear-wheelsSpring School Contest 20041014412

1107Warehouse ProblemTetrahedron Team Online Contest May 2001962413

1094E-screenUSU Local Contest. March 20012506414

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001969414

1252Sorting the TombstonesUSU Local Contest. March 2003993414

1732Ministry of TruthUSU Championship 2009642414

1774Barber of the Army of MagesUral SU Championship 2010562416

1128Partition into GroupsUSU Championship 2001960417

1602ElevatorUSU Personal Contest 2008783418

2099Space InvaderUral FU Personal Contest 2014141419

1507Difficult DecisionNEERC 2006 Eastern Subregional904422

1571InterpretersUSU Championship 2007814422

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest250422

2081Faulty dialUral Championship 2016146423

1700AwakeningUral Championship 2009668429

1038Spell CheckerUSU Championship 20002855430

1480CouponsUSU Championship 2006891431

1181Cutting a Painted PolygonUSU Personal Contest 2002933432

1258PoolAutumn School Contest 2003961432

1776Anniversary FireworkUral SU Championship 2010539433

1416ConfidentialUSU Championship 2005978434

1519Formula 1Timus Top Coders: Third Challenge865434

1873GOV ChroniclesUral Regional School Programming Contest 2011459434

2071Juice CocktailsUral Regional School Programming Contest 2015182435

1089Verification with a VocabularySpring School Contest 20012501437

1202Rectangles TravelUSU Local Contest. March 2002924437

1410CrackUSU Championship 2005972437

1019Line PaintingUSU Local Contest. 19992837438

1129Door PaintingUSU Championship 2001905442

1641DutiesAutumn School Contest 2008676447

1900Brainwashing DeviceUral Championship 2012375448

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014239448

1890Money out of Thin AirNEERC 2011 Eastern Subregional439452

1155TroubleduonsUral Championship 2001. Round 2885453

1942Attack at the OrbitUral FU Personal Contest 2012355453

1238FoldingNEERC 2002900455

1643Attack of the Dark FortressAutumn School Contest 2008664455

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection319462

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest741465

1628White StreaksUSU Championship 2008653465

1326Bottle TapsUral Championship 2004. Round 2897466

1162Currency ExchangeNEERC 2001 Northern Subregional859467

1316Electronic AuctionUral Championship 2004. Round 1895467

1051Simple Game on a GridUSU Local Contest. March 20002578470

1535The Hobbit or There and Back AgainUSU Personal Contest 2007780470

1401GamersAutumn School Contest 2005905471

1728Curse on Team.GOVUral Regional School Programming Contest 2009565472

1329Galactic HistoryAutumn School Contest 2004888475

1072RoutingUSU Personal Contest 20012340476

1189Pairs of IntegersNEERC 2001847476

1273TieUSU Championship 2003869477

1430Crime and PunishmentTimus Top Coders: First Challenge863477

1428Jedi RiddleTimus Top Coders: First Challenge852483

1322SpyUral Championship 2004. Round 2863484

1091Tmutarakan ExamsUSU Local Contest. March 20012139485

1577E-mailAutumn School Contest 2007704485

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional475486

1236Decoding TaskNEERC 2002836489

1103Pencils and CirclesTetrahedron Team Online Contest May 2001809490

1525PathPetrozavodsk Winter 2007. D.Gozman Contest751490

1439Battle with You-Know-WhoUral Championship 2006820495

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional334500

1414Astronomical DatabaseUSU Championship 2005846501

1579Coat TransportationAutumn School Contest 2007682501

1971Graphics SettingsUral Championship 2013284503

1095Nikifor 3USU Local Contest. March 20012061504

1212BattleshipAutumn School Contest 2002806505

1182Team Them Up!NEERC 2001795506

1098Questions1956507

1158Censored!NEERC 2001 Northern Subregional786510

1884Way to the UniversityUral Regional School Programming Contest 2011387513

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional515518

1045Funny GameUSU Local Contest. March 20002335519

1066GarlandNEERC 20002201520

1056Computer NetNEERC 2000 Central Subregional2321521

1314Chase in SubwayUral Championship 2004. Round 1802521

1870Zinium 2Ural FU Championship 2011382521

1871Seismic WavesUral FU Championship 2011382521

1362Classmates 2Ural Championship 2005. Round 2810523

1069Prufer CodeUSU Personal Contest 20012114527

1334CheckersAutumn School Contest 2004798527

1600AirportUSU Personal Contest 2008619527

1366PresentsUral Championship 2005. Round 2802528

1980Road to InvestorUral Championship 2013270528

1891Language OceanNEERC 2011 Eastern Subregional373530

1650BillionairesNEERC 2008 Eastern Subregional567531

1729Dead Man's ChestUral Regional School Programming Contest 2009501531

2064CaterpillarsUral Regional School Programming Contest 2015146536

1437Gasoline StationUSU Personal Contest 2006761537

1754Explosion in a PyramidUSU Personal Contest 2010468539

1465Pawn GamePetrozavodsk Winter 2006. USU Contest720540

1400Cellular CharactersAutumn School Contest 2005781544

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014195544

1101Robot in the FieldTetrahedron Team Online Contest May 2001727545

1143Electric PathDSAP Vietnam Online Contest November 2001728549

2080WalletUral Championship 2016110549

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005769550

2074Timus problems classifierQualification of eastern subregional contest 2015124551

1004Sightseeing TripCentral European Olympiad in Informatics 19992260552

2004Scientists from SpilkovoUral Regional School Programming Contest 2013243552

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014191554

1534Football in GondorUSU Personal Contest 2007655558

1605Devil's SequenceUSU Personal Contest 2008583559

1027D++ AgainAutumn School Contest 20002206562

1421Credit OperationsTimus Top Coders: First Challenge729563

1448Lighting in HogwartsUral Championship 2006719564

1172Ship RoutesRomanian Online Contest December 2001707566

2106DeserializationUral FU Junior Championship 201684567

1375Bill CleversUral Championship 2005. Round 1747569

2048HistoryUral Championship 2015159571

1085MeetingSpring School Contest 20011908572

1698Square Country 5Petrozavodsk Winter 2009. USU Contest501573

1682Crazy ProfessorUSU Personal Contest 2009503574

1710Boris, You Are Wrong!Ural Championship 2009497574

2009Canteen LineUral Regional School Programming Contest 2013232577

1760Infernal WorkUSU Personal Contest 2010435578

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest180578

1067Disk TreeNEERC 20001975579

1064Binary SearchNEERC 20001969581

1071Nikifor 2USU Personal Contest 20011916581

1550Dean's Pyramid 3Ural Championship 2007620581

2089Experienced coachUral Championship 2016103583

1061Buffer ManagerNEERC 20001955585

1806Mobile TelegraphsNEERC 2010 Eastern Subregional393585

1592Chinese WatchesNEERC 2007 Eastern Subregional579586

2092BoleroUral FU Personal Contest 201498586

1325DirtUral Championship 2004. Round 2711587

1713Key SubstringsNEERC 2009 Eastern Subregional454587

1358CablesSpring School Contest 2005719588

1803The Czechs' RiflesNEERC 2010 Eastern Subregional390589

1928Another Ecology ProblemUral Regional School Programming Contest 2012281589

1198Jobbery716593

1822Hugo II's WarUSU Personal Contest 2011366593

1445Christmas giftsUral Championship 2006678597

1838Samurai's StrokeUral Championship 2011357597

1659Regular TrianglesNEERC 2008 Eastern Subregional502598

1966Cycling RoadsUral FU Personal Contest 2013243598

2060Subpalindrome pairsPalindromic Contest 142599

1962In Chinese RestaurantUral FU Personal Contest 2013242600

1059ExpressionNEERC 2000 Central Subregional2010601

1070Local TimeUSU Personal Contest 20011852601

1706Cipher Message 2Ural Championship 2009474601

1690Army of MagesPetrozavodsk Winter 2009. USU Contest474605

1309DisputeUral Championship 2004. Round 1683610

1701Ostap and PartnersUral Championship 2009467610

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional174612

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest555617

1371Cargo AgencyUral Championship 2005. Round 1680624

1939First SealUral FU Championship 2012262625

1332Genie BomberAutumn School Contest 2004671626

1767The House of Doctor DeeUral Championship 2010396627

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest490628

1054Hanoi TowerNEERC 2000 Central Subregional1911632

1542AutocompletionUral Championship 2007565636

1452Pascal vs. C++Timus Top Coders: Second Challenge625642

1248Sequence SumUSU Personal Contest 2003634644

1866Poetic FootUral FU Championship 2011307644

1076Trash1714645

1254Die HardUSU Local Contest. March 2003633646

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009410646

1892Morning in KoltsovoNEERC 2011 Eastern Subregional301652

1234BricksNEERC 2002622654

1990PodracingNEERC 2013 Eastern Subregional205655

1174Weird PermutationsRomanian Online Contest December 2001607658

1253NecrologuesUSU Local Contest. March 2003621658

1606SlalomUSU Personal Contest 2008494658

1500Pass LicensesNEERC 2006 Eastern Subregional573661

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest301662

1564Counting OnesUSU Championship 2007514663

1096Get the Right Route Plate!USU Local Contest. March 20011559665

1186Chemical ReactionsNEERC 2001603665

1903Unidentified ShipsUral Championship 2012247671

1132Square Root591674

1961Cantonese DialectUral FU Personal Contest 2013214675

1943Space RummyUral FU Personal Contest 2012234678

1286Starship TravelUSU Personal Contest 2004611680

1443RailsUral Championship 2006594680

1088Ilya MurometzSpring School Contest 20011600681

1274Fractional ArithmeticNEERC 2003 Central Subregional607681

1633HippogriffsUSU Championship 2008438688

1772Ski-Trails for RobotsUral Championship 2010360688

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest562690

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional239690

1168Radio StationsRomanian Online Contest December 2001573696

1940Not So Simple YearsUral FU Championship 2012234697

1440Training ScheduleUral Championship 2006578699

1057Amount of DegreesNEERC 2000 Central Subregional1722701

1755CakeUSU Personal Contest 2010357701

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest601705

1305Convex HullUral Championship 1998588707

1484Film RatingUSU Championship 2006539707

1611DecimationUral Championship 2008455707

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest540708

1250Sea BurialUSU Local Contest. March 2003576709

1230Introspective ProgramNEERC 2002 Central Subregional571710

1159FenceNEERC 2001 Northern Subregional559713

2008SwiftyUral Regional School Programming Contest 2013186713

1994The Emperor's planNEERC 2013 Eastern Subregional187715

1301Cube in LabyrinthUral Championship 1998579717

1932The Secret of IdentifierUral FU Championship 2012227718

1773Metro to Every HomeUral Championship 2010343721

1872Spacious OfficeUral FU Championship 2011273721

1629TripUSU Championship 2008414727

1169PairsRomanian Online Contest December 2001547729

1034Queens in Peaceful PositionsUral Championship 19991687732

1405Goat in the Garden 5Autumn School Contest 2005578732

1716Alternative SolutionNEERC 2009 Eastern Subregional362732

1780Gray CodeUral SU Championship 2010313736

1825Ifrit Bomber 2USU Personal Contest 2011293736

1037Memory ManagementUSU Championship 20001657738

1775Space BowlingUral SU Championship 2010312738

1832Arirang ShowUral Championship 2011287738

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection194744

1830Help in the RNOSUral Championship 2011284745

1614National Project “Trams”Ural Championship 2008428750

1593Square Country. Version 2385751

1016Cube on the WalkUSU Local Contest. 19991643754

1235Cricket FieldNEERC 2002537756

1424MinibusTimus Top Coders: First Challenge539758

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012216758

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional215764

1392Dreaming of Stars549770

1647Divide an Island!Autumn School Contest 2008386775

1512ZiniumTimus Top Coders: Third Challenge477780

1875Angry BirdsUral Regional School Programming Contest 2011251780

1379Cups TransportationUral Championship 2005. Round 1541781

1646Godzilla Strikes Back!Autumn School Contest 2008383781

1986Paul’s SaladsUral FU Championship 2013170786

1974Similar TunesUral Championship 2013177790

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest431791

1042Central HeatingUSU Championship 20001543792

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional287794

1276TrainNEERC 2003 Central Subregional518795

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest128796

2103Corporate MailUral FU Junior Championship 201657796

2110Remove or MaximizeUral FU Junior Championship 201657796

1587Flying PigNEERC 2007 Eastern Subregional423797

1456Jedi Riddle 2Timus Top Coders: Second Challenge501798

1268Little ChuUSU Championship 2003514801

1689Fisherman and BarbellUSU Personal Contest 2009357802

1105Observers ColoringTetrahedron Team Online Contest May 2001488806

1323ClassmatesUral Championship 2004. Round 2514807

1988Planet Ocean LandingUral FU Championship 2013165808

1030TitanicUral Championship 19991524809

1269Obscene Words FilterUSU Championship 2003506813

1996Cipher Message 3NEERC 2013 Eastern Subregional163814

1738Computer SecurityUSU Championship 2009321816

1277Cops and ThievesNEERC 2003 Central Subregional503819

1547Password SearchUral Championship 2007435822

1147Shaping RegionsDSAP Vietnam Online Contest November 2001482824

1720Summit Online JudgeNEERC 2009 Eastern Subregional320825

1486Equal SquaresUSU Championship 2006458829

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest459830

1705Gangster HaresUral Championship 2009339833

1436BillboardUSU Personal Contest 2006487834

1342EnterpriseUSU Championship 2004499841

1165SubnumberNEERC 2001 Northern Subregional470845

1373Pictura ex MachinaUral Championship 2005. Round 1497849

1927Herbs and MagicUral Regional School Programming Contest 2012191852

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest449859

1578Mammoth HuntAutumn School Contest 2007389869

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest250874

1154Mages ContestUral Championship 2001. Round 2453876

1498Stroke at Full SpeedAutumn School Contest 2006432876

1936RoshamboUral FU Championship 2012184877

2052Physical EducationUral Championship 2015100877

1006Square FramesUSU Championship 19971413879

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest413881

1715Another Ball KillerNEERC 2009 Eastern Subregional297887

1824Ifrit BomberUSU Personal Contest 2011241888

1905Travel in TimeUral Championship 2012184889

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest284891

1630TalismanUSU Championship 2008334897

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest316898

1324Extra SpacesUral Championship 2004. Round 2460900

1237Evacuation PlanNEERC 2002448904

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest280904

2093All Roads Lead to SnowdriftUral FU Personal Contest 201460904

1580Dean's DebtsAutumn School Contest 2007373905

1233Amusing NumbersNEERC 2002446906

1245PicturesUSU Personal Contest 2003448906

1970皇后像廣場Ural FU Personal Contest 2013157906

2017Best of a bad lotNEERC 2014 Eastern Subregional114908

1608Lucky Tickets 2008Ural Championship 2008351910

1175Strange SequenceUSU Personal Contest 2002435915

1364LaraKillerUral Championship 2005. Round 2453927

1285Thread in a HyperspaceUSU Personal Contest 2004444930

1921Chaos and OrderUral Regional School Programming Contest 2012174931

1761Binary PalindromeUSU Personal Contest 2010266933

1422FirefliesTimus Top Coders: First Challenge435935

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest324940

1575Yekaterinburg Subway 2Autumn School Contest 2007358942

1965Pear TreesUral FU Personal Contest 2013149951

1278“… Connecting People”NEERC 2003 Central Subregional430954

1339BabiesUSU Championship 2004436960

1398Bishop and Pawn384960

1827Indigenous WarsUSU Personal Contest 2011222961

1836Babel FishUral Championship 2011218961

1591Abstract ThinkingNEERC 2007 Eastern Subregional348964

1949The Best Picture in the GalaxyUral FU Personal Contest 2012161967

1451Beerhouse TaleTimus Top Coders: Second Challenge410971

1863Peaceful AtomUral FU Championship 2011200972

1730ManBearPigUral Regional School Programming Contest 2009269973

1418Military StoryUSU Championship 2005430975

1569Networking the “Iset”USU Championship 2007346976

1040Airline CompanyUSU Championship 20001248978

1784RoundersUral SU Championship 2010233978

1948The Robot on the LineUral FU Personal Contest 2012159978

1130Nikifor's WalkUSU Championship 2001403980

1435Financial ErrorUSU Personal Contest 2006412982

1937Davy Jones’s OrganUral FU Championship 2012163983

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest294984

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest344985

1976Game OptimizationUral Championship 2013139992

1331VladislavaAutumn School Contest 2004417998

1979Resources DistributionUral Championship 2013138998

1883Ent's BirthdayUral Regional School Programming Contest 20111921007

1907Coffee and BunsUral Championship 20121611009

1887Frequent Flyer CardNEERC 2011 Eastern Subregional1901014

1539Intelligence DataUSU Personal Contest 20073551017

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest971026

1768Circular StringsUral Championship 20102361035

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3701038

1075Thread in a SpaceUSU Personal Contest 200110651040

1570Eating HighUSU Championship 20073231043

1173Lazy SnailRomanian Online Contest December 20013781046

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1871046

1518Jedi Riddle 3Timus Top Coders: Third Challenge3531047

2055Urban GeographyUral Championship 2015821049

1983Nectar GatheringUral FU Championship 20131231063

1444ElephpotamusUral Championship 20063761064

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2651065

1151RadiobeaconsUral Championship 2001. Round 23701068

1434Buses in VasyukiUSU Personal Contest 20063771071

1317HailUral Championship 2004. Round 23781090

2097Snowboarding on SpilnayaUral FU Personal Contest 2014481091

1341DeviceUSU Championship 20043821092

1447Portkey NetworkUral Championship 20063661093

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102071093

1687Numismatics for FunUSU Personal Contest 20092591094

1862Very Wealthy MoleUral FU Championship 20111761097

1879GOV-internship 2Ural Regional School Programming Contest 20111751100

1790Searching for the TruthUral Regional School Programming Contest 20102051103

1722Observation DeckUral Regional School Programming Contest 20092361104

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2271106

1968Glass PyramidUral FU Personal Contest 20131251120

1595Perfect Sequence2441122

1627JoinPetrozavodsk Winter 2008. ITMO Contest2701122

1540Battle for the RingUSU Personal Contest 20073191128

1511Fiscal OperationsTimus Top Coders: Third Challenge3231141

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3311142

1533Fat HobbitsUSU Personal Contest 20073111157

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1681157

1736Chinese HockeyUSU Championship 20092231159

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3591167

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2481168

1408Polynomial MultiplicationAutumn School Contest 20053571173

1458War GamesTimus Top Coders: Second Challenge3361178

1544Classmates 3Ural Championship 20073001180

2101Knight's ShieldUral FU Junior Championship 2016351185

2107Oppa Funcan StyleUral FU Junior Championship 2016351185

1357Teakettle 1.0 for DummiesSpring School Contest 20053501190

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2801190

1453QueenTimus Top Coders: Second Challenge3291203

1393Average Common Prefix3421209

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest3101217

1310ACM DiagnosticsUral Championship 2004. Round 13371219

1538Towers of GuardUSU Personal Contest 20072941221

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3121225

2007Mutants versus MachinesUral Regional School Programming Contest 20131041225

1307ArchiverUral Championship 2004. Round 13351226

1359ConstructionSpring School Contest 20053391228

1896War Games 2.1461228

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1751229

1099Work Scheduling7551234

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1571237

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2011242

1546Japanese SortingUral Championship 20072841244

1035Cross-stitchUral Championship 19999781254

1766Humpty DumptyUral Championship 20101921261

1487Chinese FootballUSU Championship 20062971264

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2661264

1807Cartridges for MaximNEERC 2010 Eastern Subregional1761268

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1251273

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1681277

1171Lost in SpaceRomanian Online Contest December 20013061284

1321Floor IndicatorUral Championship 2004. Round 23191286

1657Cube SnakeNEERC 2008 Eastern Subregional2281287

1669Universal WordPetrozavodsk Winter 2008. USU Contest2241288

1985Prime SquareUral FU Championship 2013991297

1686Photovoltaic SpaceshipUSU Personal Contest 20092161302

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1991302

1946Chinese Hockey 3Ural FU Personal Contest 20121171302

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2751308

1177Like ComparisonsUSU Personal Contest 20023001314

2085Magic ProgrammerUral Championship 2016401318

1328FireballAutumn School Contest 20043101332

1360Philosophical DisputeUral Championship 2005. Round 23111337

1281River BasinNEERC 2003 Central Subregional3041338

1097Square Country 2USU Local Contest. March 20017691339

1065FrontierNEERC 20008481341

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1031344

1050Preparing an ArticleUSU Local Contest. March 20008941345

1441From the History of Gringotts BankUral Championship 20062951347

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2631365

1318LogarithmUral Championship 2004. Round 22981373

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1401373

1311Stable ConstructionUral Championship 2004. Round 12971378

1499KerchiefsAutumn School Contest 20062711378

1947MeanderUral FU Personal Contest 20121101378

2059Not common palindromesPalindromic Contest 561381

1419Maps of the Island WorldsUSU Championship 20052991388

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2161390

1449Credit Operations 2Timus Top Coders: Second Challenge2821396

1240Heroes of Might and MagicNEERC 20022851401

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2561401

1345HTMLUSU Championship 20042931413

1347BlogSpring School Contest 20052891433

1299PsyloniansSpring School Contest 20042841437

1762Search for a Hiding-PlaceUSU Personal Contest 20101691438

1265MirrorUSU Championship 20032811442

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest661445

1266Kirchhoff's LawUSU Championship 20032781457

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection941460

1950Martian FarmlandsUral FU Personal Contest 20121031463

1170DesertRomanian Online Contest December 20012661471

1412Autumn TideUSU Championship 20052791484

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2501498

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1471502

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1641506

1770The Party of Ural ChampionsUral Championship 20101581516

1043Cover an ArcUSU Championship 20008001519

1251Cemetery ManagerUSU Local Contest. March 20032631521

1568Train Car SortingUSU Championship 20072181523

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2651566

1241Inlay CuttersNEERC 20022541568

1886Trip 2NEERC 2011 Eastern Subregional1191573

1488ACM PokerUSU Championship 20062361577

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional991577

1337BureaucracyAutumn School Contest 20042581590

1565The Duel for ThreeUSU Championship 20072081593

1802Cube PuzzleNEERC 2010 Eastern Subregional1381593

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1171597

1670AsteriskPetrozavodsk Summer 2008. USU Contest1751617

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1741626

1908Brute-force SearchUral Championship 2012961627

1764TranssibUral Championship 20101461633

1485Football and LieUSU Championship 20062271637

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2021646

20503D-modelingUral Championship 2015481664

1257HyphenationAutumn School Contest 20032411671

1378Artificial IntelligenceUral Championship 2005. Round 12471675

1583CheeseNEERC 2007 Eastern Subregional1951683

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest551689

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1671690

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1241697

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1661700

1508Japanese PuzzleNEERC 2006 Eastern Subregional2161706

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection791706

1420Integer-Valued Complex DivisionUSU Championship 20052411709

1338AutomobilesUSU Championship 20042401712

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1431713

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2191723

1782Jack's New WordUral SU Championship 20101281723

1707Hypnotoad's SecretUral Championship 20091581731

1062TriathlonNEERC 20006521737

1516NostalgiaTimus Top Coders: Third Challenge2071751

1425Queen 2Timus Top Coders: First Challenge2261763

1046Geometrical DreamsUSU Local Contest. March 20006751775

1734Endgame DatabaseUSU Championship 20091421777

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012171786

2058100500 palidnromesPalindromic Contest 411787

1610CactusesUral Championship 20081721805

1503PolynomialNEERC 2006 Eastern Subregional2031810

1781Clean CodeUral SU Championship 20101211815

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1541824

1615Tram SolitaireUral Championship 20081701826

1514National ParkTimus Top Coders: Third Challenge1981827

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1941827

1492Vasya's Dad 2Autumn School Contest 20062001844

1841CablewaysPetrozavodsk Summer 2010. USU Contest1021844

1417Space Poker 2USU Championship 20052221849

1702CrossroadUral Championship 20091471852

1831Tsyfirkin's LessonUral Championship 20111081857

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1011861

2096All InclusiveUral FU Personal Contest 2014241861

1304ParallelepipedUral Championship 19982171862

1093DartsUSU Local Contest. March 20015481869

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1501883

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1291886

1757Gold BarsUSU Personal Contest 20101261893

1163ChapaevNEERC 2001 Northern Subregional2041896

1532Lost in TranslationUSU Personal Contest 20071851904

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1481907

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest981907

1397Points Game1941910

1148Building TowersDSAP Vietnam Online Contest November 20012021912

1703Robotic ArmUral Championship 20091411926

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2131931

2075Take care of your eyebrows!Qualification of eastern subregional contest 2015281944

1455Freedom of SpeechTimus Top Coders: Second Challenge1981960

1216Two Pawns and One KingUSU Championship 20022001964

1267Yekaterinburg SubwayUSU Championship 20032031970

1839The MentaculusUral Championship 20111011974

1187Statistical TroubleNEERC 20011951988

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1041994

1315MDPAR and MIIARUral Championship 2004. Round 12021995

1541ChaseUSU Personal Contest 20071752007

1634Spider MiteUSU Championship 20081432016

1396Maximum. Version 21912017

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1902063

1041NikiforUSU Championship 20005862065

1969Hong Kong TramUral FU Personal Contest 2013632072

1063Domino PuzzleNEERC 20005432078

1188LibraryNEERC 20011862080

1977Energy WallUral Championship 2013612081

1978E-LiteUral Championship 2013612081

1074Very Short ProblemUSU Personal Contest 20015262086

1655Somali PiratesNEERC 2008 Eastern Subregional1362098

1288AstrolocationUSU Personal Contest 20041892121

1232Asteroid LandingNEERC 2002 Central Subregional1812160

1543Dance RevolutionUral Championship 20071582177

1549Another Japanese PuzzleUral Championship 20071582177

1504Good MannersNEERC 2006 Eastern Subregional1662191

1867NanotechnologiesUral FU Championship 2011832195

2083The Guardian of TraditionsUral Championship 2016202197

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional682204

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21842211

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest922229

1256Cemetery GuardUSU Local Contest. March 20031762233

2022Riding a ToadNEERC 2014 Eastern Subregional402251

1092TransversalUSU Local Contest. March 20014512262

1284Space PokerUSU Personal Contest 20041742294

1717Eligibility RulesNEERC 2009 Eastern Subregional1082307

1972Game TestingUral Championship 2013542309

1833Hopes of RowingUral Championship 2011842331

1270UnicubeUSU Championship 20031702332

1481Winning ChancesUSU Championship 20061562337

1368Goat in the Garden 3Ural Championship 2005. Round 21722357

1895Steaks on BoardNEERC 2011 Eastern Subregional762359

1945Many-armed BrothersUral FU Personal Contest 2012602362

1652Banking CrisisNEERC 2008 Eastern Subregional1192374

1850Space TourismPetrozavodsk Summer 2010. USU Contest772374

2053BiologyUral Championship 2015302412

1882Old NokiaUral Regional School Programming Contest 2011742423

1739FaryuksUSU Championship 20091012433

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest352440

1835Swamp DoctorUral Championship 2011792462

1758Bald Spot Revisited 2USU Personal Contest 2010942475

1735Theft of the CenturyUSU Championship 2009982501

1275Knights of the Round TableNEERC 2003 Central Subregional1572515

2084Technical debtUral Championship 2016162535

1454Rectangles 2Timus Top Coders: Second Challenge1502548

1829Routing TablesUSU Personal Contest 2011772563

1300TaxesUral Championship 19981542577

1520Empire Strikes BackTimus Top Coders: Third Challenge1372585

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional952592

1609Tram TileUral Championship 20081162608

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1232623

1798Fire Circle. Version 2242630

2090Crossroads of DestinyUral FU Personal Contest 2014142637

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1012638

1308Dean's PyramidUral Championship 2004. Round 11502643

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest762643

1599Winding Number222665

2051PhysicsUral Championship 2015262680

1865The Island of MärketUral FU Championship 2011662686

1704DemodulationUral Championship 2009982692

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1012714

1312TrayUral Championship 2004. Round 11452728

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest652746

2087TrainsUral Championship 2016142746

1395Pascal vs. C++. Version 21382750

1239Ghost BustersNEERC 20021402756

2006Kirill the GardenerUral Regional School Programming Contest 2013402794

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1282822

1505Oil TransferNEERC 2006 Eastern Subregional1262835

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest932843

1566Triangular PostcardsUSU Championship 20071122847

1637Triangle Game 2USU Championship 2008982855

1464LightPetrozavodsk Winter 2006. USU Contest1272879

1058ChocolateNEERC 2000 Central Subregional4082897

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional492913

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection422920

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest602950

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection412977

1482Triangle GameUSU Championship 20061202984

2079Memory leaksUral Championship 2016122996

141140 Islands KnightsUSU Championship 20051332999

1438Time Limit ExceededUSU Personal Contest 20061263047

1367Top SecretUral Championship 2005. Round 21303065

1681Brother Bear's GardenUSU Personal Contest 2009863065

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest573074

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest853083

1442Floo PowderUral Championship 20061233089

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1173106

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest743120

1429BiscuitsTimus Top Coders: First Challenge1233128

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest903140

2057Non-palidromic cuttingPalindromic Contest 193142

2061OEIS A216264Palindromic Contest 193142

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection383163

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest553169

1622EndspielPetrozavodsk Winter 2008. ITMO Contest893172

1975Model of the EarthUral Championship 2013363213

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest243229

1597Chernobyl’ Eagle on a Roof. Version 2263241

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest603248

1909Space ReconUral Championship 2012433254

2049ChemistryUral Championship 2015193327

1166Funny Card GameNEERC 2001 Northern Subregional1143383

2088Nostalgic EveningUral Championship 201693402

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional403438

2086Find DenisUral Championship 201693469

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1143473

1834Tennis RacketUral Championship 2011533479

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest493500

1616Square Country 4Ural Championship 2008833533

1778Chinese Hockey 2Ural SU Championship 2010573548

1509Domino RecognitionNEERC 2006 Eastern Subregional983570

1199Mouse953601

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest533609

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection323615

1938Caribbean TriangleUral FU Championship 2012373619

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest203659

1847ZamkadyePetrozavodsk Summer 2010. USU Contest463688

1765Error 404Ural Championship 2010593691

2077ReductionsQualification of eastern subregional contest 2015103694

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest843711

1632LasersUSU Championship 2008733716

1733Forgotten TechnologyUSU Championship 2009623751

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest863882

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest893934

1598DSA Attack193953

2094Thousand ImpsUral FU Personal Contest 201463955

1967Programmer CasinoUral FU Personal Contest 2013283980

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest964063

2076VasianaQualification of eastern subregional contest 201584105

1661DodecahedronPetrozavodsk Winter 2008. USU Contest624184

1973Location GeneratorUral Championship 2013254222

1460WiresPetrozavodsk Winter 2006. USU Contest824288

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest594367

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest154391

1999The secret moduleNEERC 2013 Eastern Subregional224401

1594Aztec Treasure544456

1344Gigantic TurnipUSU Championship 2004864460

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest774477

1271Sailing DirectionsUSU Championship 2003834513

1340CucarachaUSU Championship 2004824653

2082PokerUral Championship 201644675

2016Magic and ScienceNEERC 2014 Eastern Subregional144690

1797Summit Online Judge. Version 2274706

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest514801

2054AstronomyUral Championship 2015104823

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest554831

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest704868

1771A Deputy's MorningUral Championship 2010424897

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest544907

1801The Revolution CupNEERC 2010 Eastern Subregional384912

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest774950

1365Testing CalculatorUral Championship 2005. Round 2764989

1799Sasha and swag strings75003

1426RectanglesTimus Top Coders: First Challenge725074

1763Expert FleaUral Championship 2010405093

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest725252

1848Fly HuntPetrozavodsk Summer 2010. USU Contest285435

1372Death StarUral Championship 2005. Round 1685520

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest605564

1668Death Star 2Petrozavodsk Winter 2008. USU Contest425794

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest255885

1842Local RootsPetrozavodsk Summer 2010. USU Contest255901

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest285983

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest406026

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest426039

1906The Lost CivilizationUral Championship 2012186160

1363HalftonesUral Championship 2005. Round 2596218

1674Drunk KingPetrozavodsk Summer 2008. USU Contest376365

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional376516

1653Death ConveyorNEERC 2008 Eastern Subregional366658

1536Delights of Pipe-weedUSU Personal Contest 2007456750

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest337303

1840Victim of AdvertisingUral Championship 2011207305

1596Knight Mare157650

1432Twofold LuckUSU Personal Contest 2006437818

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest278086

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection78929

1415Mobile LifeUSU Championship 2005388932

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest298945

1376Dean's Pyramid 2Ural Championship 2005. Round 1388971

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1910098

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest3210254

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1910316

1399Economical Director2610500

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2111253

1374MisereUral Championship 2005. Round 12811331

1708Sum of Digits 2Ural Championship 20091511628

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2112022

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2313051

1369Cockroach RaceUral Championship 2005. Round 21914794

1548Sakura and StatisticsUral Championship 20071415241

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1616564

1589SokobanNEERC 2007 Eastern Subregional523004

1394Ships. Version 2626918