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Problem set


1000A+B Problem10286916


1293EniyaSpring School Contest 20043402715

1409Two GangstersAutumn School Contest 20053257716

1001Reverse Root3213514

1264WorkdaysAutumn School Contest 20032339421

1025Democracy in DangerAutumn School Contest 20002252867

1785Lost in LocalizationUral Regional School Programming Contest 20102160316

1083Factorials!!!Spring School Contest 20011963367

1005Stone PileUSU Championship 19971889980

1197Lonesome KnightSpring School Contest 20021753728

1877Bicycle CodesUral Regional School Programming Contest 20111652719

1009K-based NumbersUSU Championship 19971615393

1014Product of DigitsUSU Local Contest. 19991605494

1020RopeAutumn School Contest 20001519699

1313Some Words about SportUral Championship 2004. Round 11467234

2012About Grisha N.NEERC 2014 Eastern Subregional1429216

12091, 10, 100, 1000...Autumn School Contest 20021425534

1787Turn for MEGAUral Regional School Programming Contest 20101385025

1225FlagsNEERC 2002 Central Subregional1378936

1820Ural SteaksUSU Personal Contest 20111314725

1319HotelUral Championship 2004. Round 21291439

1639Chocolate 2Autumn School Contest 20081256932

1086CryptographySpring School Contest 200112477106

1044Lucky Tickets. Easy!USU Championship 200012328120

1079MaximumWinter Mathematical Festival Varna 200112121110

2001Mathematicians and BerriesUral Regional School Programming Contest 20131202021

1263ElectionsAutumn School Contest 20031167643

1585PenguinsNEERC 2007 Eastern Subregional1138838

1100Final StandingsTetrahedron Team Online Contest May 20011098944

1567SMS-spamUSU Championship 20071086540

1327FusesAutumn School Contest 20041083446

1581TeamworkAutumn School Contest 20071081040

1082Gaby IvanushkaSpring School Contest 200110742123

1022Genealogical TreeAutumn School Contest 200010740140

1880Psych Up's EigenvaluesUral Regional School Programming Contest 20111044530

1021Sacrament of the SumAutumn School Contest 200010341145

1243Divorce of the Seven DwarfsUSU Personal Contest 20031004349

1349FarmSpring School Contest 20051001250

1493One Step from HappinessAutumn School Contest 20061000247

1017StaircasesUSU Local Contest. 19999688155

1026Questions and AnswersAutumn School Contest 20009645155

1496SpammerAutumn School Contest 2006963349

1073Square CountryUSU Personal Contest 20019412143

1110PowerBulgarian Online Contest September 2001929352

1607TaxiUSU Personal Contest 2008916546

1196History ExamSpring School Contest 2002906854

1545HieroglyphsUral Championship 2007900550

1084Goat in the GardenSpring School Contest 20018860149

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional864433

1012K-based Numbers. Version 28532176

1149Sinus Dances810160

1563BayanUSU Championship 2007808454

1924Four ImpsUral Regional School Programming Contest 2012772637

2066Simple ExpressionUral Regional School Programming Contest 2015766627

1224SpiralNEERC 2002 Central Subregional744566

1048Superlong SumsUSU Local Contest. March 20007434196

1296HyperjumpSpring School Contest 2004739068

1457Heating MainTimus Top Coders: Second Challenge723467

1023ButtonsAutumn School Contest 20007091211

1636Penalty TimeUSU Championship 2008686758

1654Cipher MessageNEERC 2008 Eastern Subregional684158

1119MetroAutumn School Contest 2001677771

1002Phone NumbersCentral European Olympiad in Informatics 19996760223

1080Map ColoringWinter Mathematical Festival Varna 20016658200

1617Flat SpotsUral Championship 2008657464

2100Wedding DinnerUral FU Junior Championship 2016654728

1106Two TeamsTetrahedron Team Online Contest May 2001648474

1033LabyrinthUral Championship 19996437232

1131CopyingUSU Championship 2001641476

1502Domino DotsNEERC 2006 Eastern Subregional638973

1139City BlocksNEERC 2001 Central Subregional631077

1290SabotageSpring School Contest 2004631079

1404Easy to Hack!Autumn School Contest 2005630480

1052Rabbit HuntUSU Local Contest. March 20006293233

2023Donald is a postmanNEERC 2014 Eastern Subregional628137

1011ConductorsUSU Championship 19976180243

1638BookwormUSU Championship 2008615165

1297PalindromeSpring School Contest 2004613781

1146Maximum SumDSAP Vietnam Online Contest November 2001613679

1723Sandro's BookUral Regional School Programming Contest 2009605561

1049Brave BalloonistsUSU Local Contest. March 20005977245

1194HandshakesSpring School Contest 2002596982

1876Centipede's MorningUral Regional School Programming Contest 2011593352

1203Scientific ConferenceUSU Local Contest. March 2002586883

1991The battle near the swampNEERC 2013 Eastern Subregional568545

1028StarsUral Championship 19995671263

1370MagicianUral Championship 2005. Round 2563490

1180Stone GameUSU Personal Contest 2002557787

1120Sum of Sequential NumbersAutumn School Contest 2001557087

1837Isenbaev's NumberUral Championship 2011551259

1018Binary Apple TreeUSU Local Contest. 19995456275

1893A380NEERC 2011 Eastern Subregional544957

1446Sorting HatUral Championship 2006540891

1510OrderNEERC 2006 Eastern Subregional540387

1161StripiesNEERC 2001 Northern Subregional534791

1010Discrete FunctionUSTU PhysTech Cup 20005285285

1881Long problem statementUral Regional School Programming Contest 2011528559

1126Magnetic StormsUSU Championship 2001527892

2056ScholarshipUral Championship 2015527841

1330IntervalsAutumn School Contest 2004523596

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001514194

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015044263

1047Simple CalculationsUSU Local Contest. March 20004984294

1036Lucky Tickets4974300

1136ParliamentNEERC 2001 Central Subregional488699

1087The Time to Take StonesSpring School Contest 20014879270

1214Strange ProcedureAutumn School Contest 20024860101

1353Milliard Vasya's FunctionSpring School Contest 20054860104

1024PermutationsAutumn School Contest 20004790313

1118Nontrivial NumbersAutumn School Contest 20014701103

1601AntiCAPSUSU Personal Contest 2008467590

1494MonobilliardsAutumn School Contest 20064635101

1228ArrayNEERC 2002 Central Subregional4611106

1192Ball in a DreamSpring School Contest 20024499108

1712Cipher GrilleNEERC 2009 Eastern Subregional449282

1260Nudnik PhotographerAutumn School Contest 20034482111

1226esreveR redrONEERC 2002 Central Subregional4380112

1053PinocchioNEERC 2000 Central Subregional4379333

1032Find a MultipleUral Championship 19994361298

1925British Scientists Save the WorldUral Regional School Programming Contest 2012433165

1283DwarfUSU Personal Contest 20044253117

1792Hamming CodeUral Regional School Programming Contest 2010424280

16421D MazeAutumn School Contest 2008421095

1008Image EncodingUSTU PhysTech Cup 20004192359

1336Problem of Ben BetsalelAutumn School Contest 20044154121

1219Symbolic SequenceUSU Championship 20024143118

1573AlchemyAutumn School Contest 20074098106

1644A Whole Lot of WalnutsAutumn School Contest 2008408398

1123SalaryAutumn School Contest 20014016120

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023986122

1402CocktailsAutumn School Contest 20053947128

1031Railway TicketsUral Championship 19993933380

1003ParityCentral European Olympiad in Informatics 19993930383

1039Anniversary PartyUSU Championship 20003895380

1352Mersenne PrimesSpring School Contest 20053887130

1078SegmentsWinter Mathematical Festival Varna 20013823347

1007Code WordsUSU Championship 19973815394

1060Flip GameNEERC 20003774366

1935Tears of DrownedUral FU Championship 2012375475

1029MinistryUral Championship 19993735348

2025Line FightingUral Regional School Programming Contest 2014371762

2002Test TaskUral Regional School Programming Contest 2013370069

1731DillUral Regional School Programming Contest 20093637101

1354Palindrome. Again PalindromeSpring School Contest 20053628139

1207Median on the PlaneUSU Local Contest. March 20023626134

1582BookmakersNEERC 2007 Eastern Subregional3612120

1167Bicolored HorsesRomanian Online Contest December 20013581135

1067Disk TreeNEERC 20003541389

1055CombinationsNEERC 2000 Central Subregional3537412

1280Topological SortingNEERC 2003 Central Subregional3492142

1222Chernobyl’ EaglesUSU Championship 20023482141

1090In the Army NowUSU Local Contest. March 20013475360

1306Sequence MedianUral Championship 19983465144

1015Test the Difference!USU Local Contest. 19993372445

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3345117

1272Non-Yekaterinburg SubwayUSU Championship 20033337149

1295Crazy NotionsSpring School Contest 20043312151

1178Akbardin’s RoadsUSU Personal Contest 20023293148

1019Line PaintingUSU Local Contest. 19993290456

1506Columns of NumbersNEERC 2006 Eastern Subregional3281142

1786Sandro's BiographyUral Regional School Programming Contest 20103254104

2035Another Dress RehearsalUral Regional School Programming Contest 2014324871

1521War Games 2Timus Top Coders: Third Challenge3241143

1796Amusement ParkUral Regional School Programming Contest 20103228105

1142RelationsDSAP Vietnam Online Contest November 20013192152

1152False MirrorsUral Championship 2001. Round 23114156

1038Spell CheckerUSU Championship 20003112475

1135RecruitsNEERC 2001 Central Subregional3014160

1210Kind SpiritsAutumn School Contest 20023014163

1572Yekaterinozavodsk Great WellAutumn School Contest 20073006144

1688Team.GOV!USU Personal Contest 20093003129

1613For Fans of StatisticsUral Championship 20083002139

1576Telephone TariffsAutumn School Contest 20072998145

1586Threeprime NumbersNEERC 2007 Eastern Subregional2997144

1112CoverBulgarian Online Contest September 20012971163

1160NetworkNEERC 2001 Northern Subregional2971165

1683FridgeUSU Personal Contest 20092950132

2005Taxi for ProgrammersUral Regional School Programming Contest 2013294387

1213Cockroaches!Autumn School Contest 20022913168

2031Overturned NumbersUral Regional School Programming Contest 2014289780

1450Russian PipelinesTimus Top Coders: Second Challenge2878169

1711Code NamesNEERC 2009 Eastern Subregional2861129

1102Strange DialogTetrahedron Team Online Contest May 20012859168

1423String TaleTimus Top Coders: First Challenge2856173

1413Mars JumperUSU Championship 20052851177

1612Tram ForumUral Championship 20082839147

1045Funny GameUSU Local Contest. March 20002833516

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2824167

1777AnindilyakwaUral SU Championship 20102818120

1051Simple Game on a GridUSU Local Contest. March 20002813519

1335White ThesisAutumn School Contest 20042798179

1094E-screenUSU Local Contest. March 20012767452

1303Minimal CoverageUral Championship 19982759181

1242WerewolfUSU Personal Contest 20032746179

1072RoutingUSU Personal Contest 20012728491

1604Country of FoolsUSU Personal Contest 20082698156

1193Queue at the ExamSpring School Contest 20022695180

1725Sold Out!Ural Regional School Programming Contest 20092695137

1348Goat in the Garden 2Spring School Contest 20052687188

1740Deer is Better!USU Championship 20092683137

2011Long StatementUral Regional School Programming Contest 2013267495

1056Centers of the NetNEERC 2000 Central Subregional2673545

1726VisitsUral Regional School Programming Contest 20092650139

1902Neo-VeniceUral Championship 20122606109

1069Prufer CodeUSU Personal Contest 20012593517

1004Sightseeing TripCentral European Olympiad in Informatics 19992589581

1401GamersAutumn School Contest 20052559198

1114BoxesBulgarian Online Contest September 20012542190

1709Penguin-AviaUral Championship 20092517153

1134CardsNEERC 2001 Central Subregional2496194

1183Brackets SequenceNEERC 20012484195

1157Young TilerUral Championship 2001. Round 22450198

1066GarlandNEERC 20002434566

1155TroubleduonsUral Championship 2001. Round 22431199

1027D++ AgainAutumn School Contest 20002413620

1138Integer PercentageNEERC 2001 Central Subregional2413200

1322SpyUral Championship 2004. Round 22410207

1164FillwordNEERC 2001 Northern Subregional2394202

1355Bald Spot RevisitedSpring School Contest 20052391211

1091Tmutarakan ExamsUSU Local Contest. March 20012390522

1490Fire CircleAutumn School Contest 20062377197

1640Circle of WinterAutumn School Contest 20082320172

1333Genie Bomber 2Autumn School Contest 20042318216

1208Legendary Teams ContestUSU Local Contest. March 20022295212

2018The Debut AlbumNEERC 2014 Eastern Subregional2289101

1249Ancient NecropolisUSU Local Contest. March 20032281216

1590Bacon’s CipherNEERC 2007 Eastern Subregional2271190

1054Tower of HanoiNEERC 2000 Central Subregional2268642

1491Unreal StoryAutumn School Contest 20062244208

2033DevicesUral Regional School Programming Contest 20142227103

1095Nikifor 3USU Local Contest. March 20012204566

1059ExpressionNEERC 2000 Central Subregional2203661

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102203154


1071Nikifor 2USU Personal Contest 20012189612

1685OrthographyUSU Personal Contest 20092187177

1133Fibonacci SequenceNEERC 2001 Central Subregional2182221

1515CashmasterTimus Top Coders: Third Challenge2178212

1298KnightSpring School Contest 20042160231

1064Binary SearchNEERC 20002149641

1204IdempotentsUSU Local Contest. March 20022135227

1628White StreaksUSU Championship 20082135187

1085MeetingSpring School Contest 20012128617

1061Buffer ManagerNEERC 20002119650

1162Currency ExchangeNEERC 2001 Northern Subregional2099230

2068Game of NutsUral Regional School Programming Contest 2015209998

1868Prediction ContestUral FU Championship 20112083149

1125HopscotchUSU Championship 20012082232

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2080243

1846GCD 2010Petrozavodsk Summer 2010. USU Contest2072151

1756One and a Half DiggersUSU Personal Contest 20102067172

1247Check a SequenceUSU Personal Contest 20032064238

1205By the Underground or by Foot?USU Local Contest. March 20022059236

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20132057124

1070Local TimeUSU Personal Contest 20012047654

1635Mnemonics and PalindromesUSU Championship 20082045196

1057Amount of DegreesNEERC 2000 Central Subregional2040713

1645Ski RaceAutumn School Contest 20082038196

1658Sum of DigitsNEERC 2008 Eastern Subregional2022197

1184Cable MasterNEERC 20012012241

1191Catch the thief!Spring School Contest 20021989244

1800Murphy's LawNEERC 2010 Eastern Subregional1986170

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1978201

1122GameAutumn School Contest 20011970245

1150Page NumbersUral Championship 2001. Round 21968246

1108HeritageBulgarian Online Contest September 20011951247

1109ConferenceBulgarian Online Contest September 20011951247

1982Electrification PlanUral FU Championship 20131943132

1821BiathlonUSU Personal Contest 20111931169

1244GentlemenUSU Personal Contest 20031929255

2111PlatoUniversity academic school olympiad in informatics 2019192066

1200Horns and HoofsUSU Local Contest. March 20021918253


1727Znaika's Magic NumbersUral Regional School Programming Contest 20091891195

1433DiamondsUSU Personal Contest 20061886260

1195Ouths and CrossesSpring School Contest 20021876259

1034Queens in Peaceful PositionsUral Championship 19991875794

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1870251

1864Get-Together at Den'sUral FU Championship 20111869166

1016Cube on the WalkUSU Local Contest. 19991863802

1113JeepBulgarian Online Contest September 20011854260

1650BillionairesNEERC 2008 Eastern Subregional1847215

1042Central HeatingUSU Championship 20001838802

1517Freedom of ChoiceTimus Top Coders: Third Challenge1808255

1680The First NonqualifyingUSU Personal Contest 20091795216

1088Ilya MurometzSpring School Contest 20011793732

1096Get the Right Route Plate!USU Local Contest. March 20011783699

1931Excellent TeamUral FU Championship 20121783157

1220StacksUSU Championship 20021782274

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031782276

1769Old Ural LegendUral Championship 20101778199

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101770191

1501Sense of BeautyNEERC 2006 Eastern Subregional1766264

1117HierarchyAutumn School Contest 20011752275

2000Grand Theft Array VUral Regional School Programming Contest 20131722148

1377Lara CroftUral Championship 2005. Round 11720293

1320Graph DecompositionUral Championship 2004. Round 21711291

1356Something EasierSpring School Contest 20051709294

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1709266

1030TitanicUral Championship 19991704873

1346Intervals of MonotonicityUSU Championship 20041697296

1930Ivan's CarUral Regional School Programming Contest 20121692166

1179Numbers in TextUSU Personal Contest 20021678289

1603EruditeUSU Personal Contest 20081666252

1223Chernobyl’ Eagle on a RoofUSU Championship 20021654296

1964Chinese DialectsUral FU Personal Contest 20131654160

1874Football GoalUral Regional School Programming Contest 20111643188

1215Exactness of Projectile HitAutumn School Contest 20021638298

1551Sumo TournamentUral Championship 20071636274

1227Rally ChampionshipNEERC 2002 Central Subregional1630300

1153SupercomputerUral Championship 2001. Round 21627297

1124MosaicUSU Championship 20011624297

1789Searching for the DodecahedronUral Regional School Programming Contest 20101621209

1537EntsUSU Personal Contest 20071611281

1987Nested SegmentsUral FU Championship 20131611159

1185WallNEERC 20011606302

1294Mars SatellitesSpring School Contest 20041600311

1190Bar of ChocolateSpring School Contest 20021584306

1211Collective GuaranteeAutumn School Contest 20021583309

1089Verification with the DictionarySpring School Contest 20011579830

1885Passenger ComfortNEERC 2011 Eastern Subregional1578196

1497Cutting a SquareAutumn School Contest 20061573297

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1573147

1006Square FramesUSU Championship 19971558962

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1537296

1218Episode N-th: The Jedi TournamentUSU Championship 20021526320

1878Rubinchik's CubeUral Regional School Programming Contest 20111517204

1127Colored BricksUSU Championship 20011515318

1737Mnemonics and Palindromes 3USU Championship 20091501244

1261TipsAutumn School Contest 20031499330

1444ElephpotamusUral Championship 20061499325

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1488292

1040Airline CompanyUSU Championship 20001487991

1246Tethered DogUSU Personal Contest 20031482331

1156Two RoundsUral Championship 2001. Round 21479326

1282Game TreeNEERC 2003 Central Subregional1477335

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1476228

1116Piecewise Constant FunctionAutumn School Contest 20011474327

1406Next NumberAutumn School Contest 20051471343

1684Jack's Last WordUSU Personal Contest 20091469263

1137Bus RoutesNEERC 2001 Central Subregional1464329

1403CourierAutumn School Contest 20051440350

1302Delta-waveUral Championship 19981439345

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1432251

1176HyperchannelsUSU Personal Contest 20021410343

1795Husband in a ShopUral Regional School Programming Contest 20101405240

1121BranchesAutumn School Contest 20011398344

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1387259

1495One-two, One-two 2Autumn School Contest 20061382338

1869New Year CruiseUral FU Championship 20111372225

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1358207

1201Which Day Is It?USU Local Contest. March 20021354358

1431DiplomasUSU Personal Contest 20061354362

2102Michael and CryptographyUral FU Junior Championship 20161354133

1588JamaicaNEERC 2007 Eastern Subregional1343320

1427SMSTimus Top Coders: First Challenge1342366

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1338191

1141RSA Attack1323364

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011322365

1292Mars Space StationsSpring School Contest 20041322376

1287Mars CanalsUSU Personal Contest 20041316377

1741Communication FiendUSU Championship 20091314278

1407One-two, One-twoAutumn School Contest 20051313384

1984Dummy GuyUral FU Championship 20131307195

1410CrackUSU Championship 20051299387

1229Strong BrickworkNEERC 2002 Central Subregional1293378

1140Swamp IncidentNEERC 2001 Central Subregional1289374

1291Gear-wheelsSpring School Contest 20041283387

1262Pseudo-Roman NumberAutumn School Contest 20031276387

1350CanteenSpring School Contest 20051275394

1416ConfidentialUSU Championship 20051261398

1037Memory ManagementUSU Championship 200012601168

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1260223

1326Bottle TapsUral Championship 2004. Round 21257395

1259How to Become Star?Autumn School Contest 20031256393

1289One Way TicketUSU Personal Contest 20041251397

1718RejudgeNEERC 2009 Eastern Subregional1239297

1944Record of the Attack at the OrbitUral FU Personal Contest 20121239223

1483Table FootballUSU Championship 20061230380

1252Sorting the TombstonesUSU Local Contest. March 20031227400

1111SquaresBulgarian Online Contest September 20011221394

1513Lemon TaleTimus Top Coders: Third Challenge1220377

1013K-based Numbers. Version 31213192

1077Travelling Tours1213396

1574Mathematicians and bracketsAutumn School Contest 20071203358

1217Unlucky TicketsUSU Championship 20021197407

1489Points on a ParallelepipedAutumn School Contest 20061196390

1343Fairy TaleUSU Championship 20041193420

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1192301

1258PoolAutumn School Contest 20031187416

1279WarehouseNEERC 2003 Central Subregional1180419

1128Partition into GroupsUSU Championship 20011169411

1238FoldingNEERC 20021163420

1115ShipsBulgarian Online Contest September 20011156416

1414Astronomical DatabaseUSU Championship 20051156434

1221Malevich Strikes Back!USU Championship 20021155422

1651Shortest SubchainNEERC 2008 Eastern Subregional1147346

1107Warehouse ProblemTetrahedron Team Online Contest May 20011140419

2138The Good, the Bad and the UglyUral School Programming Contest 20191138100

1316Electronic AuctionUral Championship 2004. Round 11133438

1362Classmates 2Ural Championship 2005. Round 21128445

1129Door PaintingUSU Championship 20011114432

1035Cross-stitchUral Championship 199911121331

1753BookshelfUSU Personal Contest 20101104321

1439Battle with You-Know-WhoUral Championship 20061103441

1826MinefieldUSU Personal Contest 20111098296

1202Rectangles TravelUSU Local Contest. March 20021097441

1525PathPetrozavodsk Winter 2007. D.Gozman Contest1089416

1181Cutting a Painted PolygonUSU Personal Contest 20021079447

1329Galactic HistoryAutumn School Contest 20041079462

1273TieUSU Championship 20031068462

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1066289

1430Crime and PunishmentTimus Top Coders: First Challenge1059463

1648YachtsAutumn School Contest 20081058375

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151056194

1507Difficult DecisionNEERC 2006 Eastern Subregional1052441

1562GM-pineappleUSU Championship 20071051410

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1047367

1779The Great TeamUral SU Championship 20101046323

1050Preparing an ArticleUSU Local Contest. March 200010231418


2069Hard RockUral Regional School Programming Contest 20151020201

1480CouponsUSU Championship 20061010461

1519Formula 1Timus Top Coders: Third Challenge1009455

1212BattleshipAutumn School Contest 20021003485

1236Decoding TaskNEERC 2002993491

1428Jedi RiddleTimus Top Coders: First Challenge991494

1065FrontierNEERC 20009901384

1823Ideal GasUSU Personal Contest 2011988329

1437Gasoline StationUSU Personal Contest 2006987495

2142MagicUral School Programming Contest 2019985115

1099Work Scheduling9841141

1189Pairs of IntegersNEERC 2001967499

1571InterpretersUSU Championship 2007960449

1158Censored!NEERC 2001 Northern Subregional959502

2073Log FilesUral Regional School Programming Contest 2015954215

1103Pencils and CirclesTetrahedron Team Online Contest May 2001953501

1366PresentsUral Championship 2005. Round 2951527

1465Pawn GamePetrozavodsk Winter 2006. USU Contest951496

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005949527

1371Cargo AgencyUral Championship 2005. Round 1949529

2070Interesting NumbersUral Regional School Programming Contest 2015948216

1643Attack of the Dark FortressAutumn School Contest 2008937423

1922Superhero TeamUral Regional School Programming Contest 2012936299

1182Team Them Up!NEERC 2001934516

1602ElevatorUSU Personal Contest 2008934447

1334CheckersAutumn School Contest 2004928537

1375Bill CleversUral Championship 2005. Round 1921545

1325DirtUral Championship 2004. Round 2917540

1358CablesSpring School Contest 2005917546

1097Square Country 2USU Local Contest. March 20019161354

1400Cellular CharactersAutumn School Contest 2005916548

1577E-mailAutumn School Contest 2007909473

1043Cover an ArcUSU Championship 20009071617

1535The Hobbit or There and Back AgainUSU Personal Contest 2007907497

1421Credit OperationsTimus Top Coders: First Challenge906540

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest904433

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest898559

1579Coat TransportationAutumn School Contest 2007880489

1793Tray 2Ural Regional School Programming Contest 2010879383

1873GOV ChroniclesUral Regional School Programming Contest 2011875351

1101Robot in the FieldTetrahedron Team Online Contest May 2001866551

1172Ship RoutesRomanian Online Contest December 2001866555

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional863266

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional858391

1132Square Root857560

1631Drunk King 2USU Championship 2008842472

1448Lighting in HogwartsUral Championship 2006838578

2149Pigeonhole PrincipleUral School Programming Contest 2019838135

1314Chase in SubwayUral Championship 2004. Round 1834593

1143Electric PathDSAP Vietnam Online Contest November 2001830578

1934Black SpotUral FU Championship 2012823339

1732Ministry of TruthUSU Championship 2009822443

1445Christmas giftsUral Championship 2006818592

1309DisputeUral Championship 2004. Round 1815607

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional812283

1700AwakeningUral Championship 2009807473

2105Alice and Bob are on BikesUral FU Junior Championship 2016804223

1332Genie BomberAutumn School Contest 2004800622

1641DutiesAutumn School Contest 2008797496

2034CaravansUral Regional School Programming Contest 2014793288

1989SubpalindromesUral FU Championship 2013791321

1452Pascal vs. C++Timus Top Coders: Second Challenge789610

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest783601

1759Long-LiversUSU Personal Contest 2010781452

1379Cups TransportationUral Championship 2005. Round 1779643

1534Football in GondorUSU Personal Contest 2007779578

1046Geometrical DreamsUSU Local Contest. March 20007731871

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012772362

2062Ambitious ExperimentUral Regional School Programming Contest 2015772265

2091Natural SelectionUral FU Personal Contest 2014770243

1254Die HardUSU Local Contest. March 2003761641

1062TriathlonNEERC 20007591799

1600AirportUSU Personal Contest 2008750555

1550Dean's Pyramid 3Ural Championship 2007749595

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest749413

1776Anniversary FireworkUral SU Championship 2010743452

2003Simple MagicUral Regional School Programming Contest 2013743340

1248Sequence SumUSU Personal Contest 2003736662

2024Adventure TimeUral Regional School Programming Contest 2014735311

1783Nuclear Arms RaceUral SU Championship 2010731460

1286Starship TravelUSU Personal Contest 2004730676

1998The old PadawanNEERC 2013 Eastern Subregional729348

1500Pass LicensesNEERC 2006 Eastern Subregional725637

1933Guns for Battle!Ural FU Championship 2012724384

2065Different SumsUral Regional School Programming Contest 2015722283

1682Crazy ProfessorUSU Personal Contest 2009719534

1484Film RatingUSU Championship 2006717647

2095ScrumUral FU Personal Contest 2014717261

1443RailsUral Championship 2006713678

1234BricksNEERC 2002711683

1592Chinese WatchesNEERC 2007 Eastern Subregional711601

1728Curse on Team.GOVUral Regional School Programming Contest 2009708515

1828Approximation by a ProgressionUSU Personal Contest 2011708457

1274Fractional ArithmeticNEERC 2003 Central Subregional706696

1305Convex HullUral Championship 1998704701

1542AutocompletionUral Championship 2007701635

1405Goat in the Garden 5Autumn School Contest 2005700715

1253NecrologuesUSU Local Contest. March 2003697699

1486Equal SquaresUSU Championship 2006695668

1186Chemical ReactionsNEERC 2001692694

1605Devil's SequenceUSU Personal Contest 2008691602

1440Training ScheduleUral Championship 2006690701

1890Money out of Thin AirNEERC 2011 Eastern Subregional689444

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional688445

2067Friends and BerriesUral Regional School Programming Contest 2015687297

1424MinibusTimus Top Coders: First Challenge685712

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest685451

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest684629

1774Barber of the Army of MagesUral SU Championship 2010679494

1992CVSNEERC 2013 Eastern Subregional677374

1174Weird PermutationsRomanian Online Contest December 2001674711

1276TrainNEERC 2003 Central Subregional672731

1250Sea BurialUSU Local Contest. March 2003671726

1342EnterpriseUSU Championship 2004669744

1169PairsRomanian Online Contest December 2001665720

1268Little ChuUSU Championship 2003665738

1301Cube in LabyrinthUral Championship 1998663744

1941Scary Martian WordUral FU Personal Contest 2012663413

1392Dreaming of Stars656762

1168Radio StationsRomanian Online Contest December 2001655731

1075Thread in a SpaceUSU Personal Contest 20016542026

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest650715

2098Lada PrioraUral FU Personal Contest 2014648288

2078Bowling gameUral Championship 2016645293

1456Jedi Riddle 2Timus Top Coders: Second Challenge644746

1230Introspective ProgramNEERC 2002 Central Subregional642755

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional642568

1159FenceNEERC 2001 Northern Subregional640748

1235Cricket FieldNEERC 2002639759

2115The Knowledge DayUniversity academic school olympiad in informatics 2019634196

1147Shaping RegionsDSAP Vietnam Online Contest November 2001633755

1074Very Short ProblemUSU Personal Contest 20016292105

1093DartsUSU Local Contest. March 20016271968

1564Counting OnesUSU Championship 2007625686

1904The Lessons of the PastUral Championship 2012624448

1063Domino PuzzleNEERC 20006222188

1277Cops and ThievesNEERC 2003 Central Subregional622788

1690Army of MagesPetrozavodsk Winter 2009. USU Contest619617

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection614427

1659Regular TrianglesNEERC 2008 Eastern Subregional613642

1981Parallel and PerpendicularUral FU Championship 2013609416

1698Square Country 5Petrozavodsk Winter 2009. USU Contest607629

1701Ostap and PartnersUral Championship 2009604630

1323ClassmatesUral Championship 2004. Round 2603817

1611DecimationUral Championship 2008603684

1713Key SubstringsNEERC 2009 Eastern Subregional593614

1710Boris, You Are Wrong!Ural Championship 2009592642

1606SlalomUSU Personal Contest 2008591702

1373Pictura ex MachinaUral Championship 2005. Round 1590846

1729Dead Man's ChestUral Regional School Programming Contest 2009590616

1436BillboardUSU Personal Contest 2006581835

1105Observers ColoringTetrahedron Team Online Contest May 2001580818

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional579576

1706Cipher Message 2Ural Championship 2009578657

1269Obscene Words FilterUSU Championship 2003577849

1339BabiesUSU Championship 2004572868

1901Space ElevatorsUral Championship 2012567493

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009565643

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest562711

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest561834

1963KiteUral FU Personal Contest 2013558468

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest555835

1900Brainwashing DeviceUral Championship 2012555503

1422FirefliesTimus Top Coders: First Challenge554878

1754Explosion in a PyramidUSU Personal Contest 2010551638

1418Military StoryUSU Championship 2005547908

2021Scarily interesting!NEERC 2014 Eastern Subregional543420

1154Mages ContestUral Championship 2001. Round 2540884

1092TransversalUSU Local Contest. March 20015382288

1760Infernal WorkUSU Personal Contest 2010532660

1923Scary PoliticsUral Regional School Programming Contest 2012532522

1587Flying PigNEERC 2007 Eastern Subregional531801

1324Extra SpacesUral Championship 2004. Round 2529929

1512ZiniumTimus Top Coders: Third Challenge529860

2104Game with a StripUral FU Junior Championship 2016525339

1165SubnumberNEERC 2001 Northern Subregional524910

1593Square Country. Version 2524733

1498Stroke at Full SpeedAutumn School Contest 2006523882

1398Bishop and Pawn521871

1364LaraKillerUral Championship 2005. Round 2519957

1547Password SearchUral Championship 2007519853

1633HippogriffsUSU Championship 2008518761

1058ChocolateNEERC 2000 Central Subregional5142784

1233Amusing NumbersNEERC 2002511945

1245PicturesUSU Personal Contest 2003511948

1871Seismic WavesUral FU Championship 2011508602

1130Nikifor's WalkUSU Championship 2001506940

2144Cleaning the RoomUral School Programming Contest 2019506222

1175Strange SequenceUSU Personal Contest 2002505946

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest503892

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest503851

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest502449

1546Japanese SortingUral Championship 2007501883

1278“… Connecting People”NEERC 2003 Central Subregional499979

1237Evacuation PlanNEERC 2002498971

1331VladislavaAutumn School Contest 2004495997

1614National Project “Trams”Ural Championship 2008495830

1434Buses in VasyukiUSU Personal Contest 2006491985

1767The House of Doctor DeeUral Championship 2010489712

1578Mammoth HuntAutumn School Contest 2007488873

2141Sasha VilkinUral School Programming Contest 2019488230

1435Financial ErrorUSU Personal Contest 2006487993

1580Dean's DebtsAutumn School Contest 2007486877

1716Alternative SolutionNEERC 2009 Eastern Subregional483751

1772Ski-Trails for RobotsUral Championship 2010483721

1575Yekaterinburg Subway 2Autumn School Contest 2007482884

1822Hugo II's WarUSU Personal Contest 2011482666

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional482522

1629TripUSU Championship 2008481818

1451Beerhouse TaleTimus Top Coders: Second Challenge480995

1447Portkey NetworkUral Championship 20064781005

2063Black and WhiteUral Regional School Programming Contest 2015478425

1647Divide an Island!Autumn School Contest 2008477822

1570Eating HighUSU Championship 2007474900

1884Way to the UniversityUral Regional School Programming Contest 2011471647

2047MathsUral Championship 2015471454

2030Awesome Backup SystemUral Regional School Programming Contest 2014469483

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4651003

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest463998

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest462925

1803The Czechs' RiflesNEERC 2010 Eastern Subregional461720

1317HailUral Championship 2004. Round 24551077

1838Samurai's StrokeUral Championship 2011454700

1891Language OceanNEERC 2011 Eastern Subregional454669

1870Zinium 2Ural FU Championship 2011453673

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014453500

1310ACM DiagnosticsUral Championship 2004. Round 14521084

2046The First Day at SchoolUral Championship 2015449476

1151RadiobeaconsUral Championship 2001. Round 24471063

1646Godzilla Strikes Back!Autumn School Contest 2008447876

1569Networking the “Iset”USU Championship 2007446955

1173Lazy SnailRomanian Online Contest December 20014451068

1995Illegal spicesNEERC 2013 Eastern Subregional440571

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional440516

1942Attack at the OrbitUral FU Personal Contest 2012438621

1341DeviceUSU Championship 20044361133

1518Jedi Riddle 3Timus Top Coders: Third Challenge4341044

1533Fat HobbitsUSU Personal Contest 20074341027

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest434815

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest433877

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4321068

1755CakeUSU Personal Contest 2010431811

1359ConstructionSpring School Contest 20054291152

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4261164

1393Average Common Prefix4251157

1773Metro to Every HomeUral Championship 2010421824

1441From the History of Gringotts BankUral Championship 20064201141

1689Fisherman and BarbellUSU Personal Contest 2009420906

1539Intelligence DataUSU Personal Contest 20074191063

2108Oleg and Little PoniesUral FU Junior Championship 2016418423

1357Teakettle 1.0 for DummiesSpring School Contest 20054131196

1866Poetic FootUral FU Championship 2011413737

1705Gangster HaresUral Championship 2009412916

1980Road to InvestorUral Championship 2013412623

1408Polynomial MultiplicationAutumn School Contest 20054111205

1540Battle for the RingUSU Personal Contest 20074101086

2026Dean and ScheduleUral Regional School Programming Contest 2014406556

1419Maps of the Island WorldsUSU Championship 20054051219

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional403687

1608Lucky Tickets 2008Ural Championship 20084011020

1591Abstract ThinkingNEERC 2007 Eastern Subregional3991060

1872Spacious OfficeUral FU Championship 2011399762

1453QueenTimus Top Coders: Second Challenge3941207

1971Graphics SettingsUral Championship 2013394651

1630TalismanUSU Championship 2008392999

1360Philosophical DisputeUral Championship 2005. Round 23881272

1458War GamesTimus Top Coders: Second Challenge3881225

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3871024

1177Like ComparisonsUSU Personal Contest 20023831240

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3831002

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014383589

1307ArchiverUral Championship 2004. Round 13821278

1966Cycling RoadsUral FU Personal Contest 2013382678

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3801221

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3791176

1511Fiscal OperationsTimus Top Coders: Third Challenge3771198

1780Gray CodeUral SU Championship 2010374887

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest373944

1928Another Ecology ProblemUral Regional School Programming Contest 2012372741

1171Lost in SpaceRomanian Online Contest December 20013711276

1720Summit Online JudgeNEERC 2009 Eastern Subregional368980

1738Computer SecurityUSU Championship 2009368975

1627JoinPetrozavodsk Winter 2008. ITMO Contest3661082

1775Space BowlingUral SU Championship 2010366906

1321Floor IndicatorUral Championship 2004. Round 23651336

1715Another Ball KillerNEERC 2009 Eastern Subregional363993

1487Chinese FootballUSU Championship 20063621265

2109Tourism on MarsUral FU Junior Championship 2016360490

1825Ifrit Bomber 2USU Personal Contest 2011359889

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3581187

1347BlogSpring School Contest 20053561382

1544Classmates 3Ural Championship 20073561233

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3551391

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3541296

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3541067

1328FireballAutumn School Contest 20043521391

1830Help in the RNOSUral Championship 2011352897

1892Morning in KoltsovoNEERC 2011 Eastern Subregional352858

1538Towers of GuardUSU Personal Contest 20073481274

1281River BasinNEERC 2003 Central Subregional3471396

1832Arirang ShowUral Championship 2011346912

1345HTMLUSU Championship 20043451424

1318LogarithmUral Championship 2004. Round 23431419

1940Not So Simple YearsUral FU Championship 2012343799

2004Scientists from SpilkovoUral Regional School Programming Contest 2013343725

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional342963

1939First SealUral FU Championship 2012342802

1240Heroes of Might and MagicNEERC 20023401407

1311Stable ConstructionUral Championship 2004. Round 13371443

1962In Chinese RestaurantUral FU Personal Contest 2013337766

2145Olympiad for EveryoneUral School Programming Contest 2019335333

1378Artificial IntelligenceUral Championship 2005. Round 13341475

1266Kirchhoff's LawUSU Championship 20033311461

2060Subpalindrome pairsPalindromic Contest 331627

2071Juice CocktailsUral Regional School Programming Contest 2015331608

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3271357

1730ManBearPigUral Regional School Programming Contest 20093271098

1412Autumn TideUSU Championship 20053261506

1761Binary PalindromeUSU Personal Contest 20103241071

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest323996

1449Credit Operations 2Timus Top Coders: Second Challenge3221469

1595Perfect Sequence3211152

1875Angry BirdsUral Regional School Programming Contest 2011321940

1170DesertRomanian Online Contest December 20013191478

1299PsyloniansSpring School Contest 20043191521

1251Cemetery ManagerUSU Local Contest. March 20033171512

1337BureaucracyAutumn School Contest 20043161545

2113Survive the floodUniversity academic school olympiad in informatics 2019315389

1265MirrorUSU Championship 20033141537

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3141338

1736Chinese HockeyUSU Championship 20093141138

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3131416

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest313970

1943Space RummyUral FU Personal Contest 2012311866

1499KerchiefsAutumn School Contest 20063091473

2009Canteen LineUral Regional School Programming Contest 2013309802

1903Unidentified ShipsUral Championship 2012307897

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional306898

1824Ifrit BomberUSU Personal Contest 20113051041

1961Cantonese DialectUral FU Personal Contest 2013304847

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014304737

1687Numismatics for FunUSU Personal Contest 20093001257

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2991280

1285Thread in a HyperspaceUSU Personal Contest 20042971629

1768Circular StringsUral Championship 20102961161

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2951291

1932The Secret of IdentifierUral FU Championship 2012293931

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2911032

2099Space InvaderUral FU Personal Contest 2014291630

1488ACM PokerUSU Championship 20062891574

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2861222

1863Peaceful AtomUral FU Championship 20112861053

1041NikiforUSU Championship 20002845044

1241Inlay CuttersNEERC 20022831683

2081Faulty dialUral Championship 2016282658

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2811744

1784RoundersUral SU Championship 20102801175

1669Universal WordPetrozavodsk Winter 2008. USU Contest2791369

1836Babel FishUral Championship 20112791123

1257HyphenationAutumn School Contest 20032771735

1425Queen 2Timus Top Coders: First Challenge2771724

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012277987

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2761665

1508Japanese PuzzleNEERC 2006 Eastern Subregional2751644

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014275812

1827Indigenous WarsUSU Personal Contest 20112741155

1148Building TowersDSAP Vietnam Online Contest November 20012731716

1338AutomobilesUSU Championship 20042731786

1722Observation DeckUral Regional School Programming Contest 20092721312

1397Points Game2691692

2080WalletUral Championship 2016269688

1485Football and LieUSU Championship 20062661705

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest265836

1965Pear TreesUral FU Personal Contest 2013264970

1927Herbs and MagicUral Regional School Programming Contest 20122631037

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2611335

1420Integer-Valued Complex DivisionUSU Championship 20052601874

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2601506

1503PolynomialNEERC 2006 Eastern Subregional2581748

1657Cube SnakeNEERC 2008 Eastern Subregional2581492

1267Yekaterinburg SubwayUSU Championship 20032571865

1568Train Car SortingUSU Championship 20072571631

1766Humpty DumptyUral Championship 20102571331

1304ParallelepipedUral Championship 19982551889

1686Photovoltaic SpaceshipUSU Personal Contest 20092551470

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22541917

1703Robotic ArmUral Championship 20092541464

1883Ent's BirthdayUral Regional School Programming Contest 20112541178

2048HistoryUral Championship 2015252834

1315MDPAR and MIIARUral Championship 2004. Round 12511919

1417Space Poker 2USU Championship 20052511939

1516NostalgiaTimus Top Coders: Third Challenge2511777

1905Travel in TimeUral Championship 20122501093

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection2501025

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2491766

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional249897

1990PodracingNEERC 2013 Eastern Subregional247999

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012461897

1514National ParkTimus Top Coders: Third Challenge2461811

1790Searching for the TruthUral Regional School Programming Contest 20102451334

1862Very Wealthy MoleUral FU Championship 20112451222

1994The Emperor's planNEERC 2013 Eastern Subregional2451007

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2431557

1936RoshamboUral FU Championship 20122431115

2008SwiftyUral Regional School Programming Contest 20132421015

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2401482

1396Maximum. Version 22391951

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2361273

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2351783

1565The Duel for ThreeUSU Championship 20072331792

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019233521

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102321405

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2311300

1216Two Pawns and One KingUSU Championship 20022292058

1937Davy Jones’s OrganUral FU Championship 20122291181

1187Statistical TroubleNEERC 20012282049

1807Cartridges for MaximNEERC 2010 Eastern Subregional2271430

1492Vasya's Dad 2Autumn School Contest 20062252000

1974Similar TunesUral Championship 20132251119

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2241212

1921Chaos and OrderUral Regional School Programming Contest 20122241210

1988Planet Ocean LandingUral FU Championship 20132241100

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2231424

1455Freedom of SpeechTimus Top Coders: Second Challenge2222102

2148Insane ShotUral School Programming Contest 2019222495

1583CheeseNEERC 2007 Eastern Subregional2211877

1948The Robot on the LineUral FU Personal Contest 20122211204

2064CaterpillarsUral Regional School Programming Contest 2015220901

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2192148

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2181727

1986Paul’s SaladsUral FU Championship 20132181129

1532Lost in TranslationUSU Personal Contest 20072172010

1188LibraryNEERC 20012162158

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2121629

1879GOV-internship 2Ural Regional School Programming Contest 20112121401

1970皇后像廣場Ural FU Personal Contest 20132121198

1762Search for a Hiding-PlaceUSU Personal Contest 20102091633

1907Coffee and BunsUral Championship 20122091298

1256Cemetery GuardUSU Local Contest. March 20032082267

1896War Games 2.1208892

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2071815

1996Cipher Message 3NEERC 2013 Eastern Subregional2061189

1288AstrolocationUSU Personal Contest 20042052326

1670AsteriskPetrozavodsk Summer 2008. USU Contest2051832

1610CactusesUral Championship 20082041959

1284Space PokerUSU Personal Contest 20042032348

2074Timus problems classifierQualification of Eastern Subregional 2015203934

2089Experienced coachUral Championship 2016203902

1770The Party of Ural ChampionsUral Championship 20102021676

1504Good MannersNEERC 2006 Eastern Subregional2012220

1541ChaseUSU Personal Contest 20072012162

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest2011572

1232Asteroid LandingNEERC 2002 Central Subregional2002343

1270UnicubeUSU Championship 20031992383

1976Game OptimizationUral Championship 20131981264

1275Knights of the Round TableNEERC 2003 Central Subregional1972407

1615Tram SolitaireUral Championship 20081972025

1655Somali PiratesNEERC 2008 Eastern Subregional1971932

1368Goat in the Garden 3Ural Championship 2005. Round 21962457

1395Pascal vs. C++. Version 21962364

1543Dance RevolutionUral Championship 20071962191

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1961523

1979Resources DistributionUral Championship 20131951282

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1941939

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1941522

1764TranssibUral Championship 20101931750

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1931133

1707Hypnotoad's SecretUral Championship 20091911923

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1901978

1949The Best Picture in the GalaxyUral FU Personal Contest 20121901390

1481Winning ChancesUSU Championship 20061882377

1549Another Japanese PuzzleUral Championship 20071832339

1454Rectangles 2Timus Top Coders: Second Challenge1822540

2146Quiz ShowUral School Programming Contest 2019180604

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1791657

1520Empire Strikes BackTimus Top Coders: Third Challenge1782466

2110Remove or MaximizeUral FU Junior Championship 2016176974

1739FaryuksUSU Championship 20091751993

1429BiscuitsTimus Top Coders: First Challenge1742690

2143Victoria!Ural School Programming Contest 2019174624

1634Spider MiteUSU Championship 20081732196

2017Best of a bad lotNEERC 2014 Eastern Subregional1701291

2106DeserializationUral FU Junior Championship 20161701006

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1691894

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1682032

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1682032

2121Intersection of ParabolasPetrozavodsk Summer 2018. umnik_team Contest168699

1308Dean's PyramidUral Championship 2004. Round 11662846

1300TaxesUral Championship 19981652860

1702CrossroadUral Championship 20091642222

1717Eligibility RulesNEERC 2009 Eastern Subregional1632142

2112Battle logUniversity academic school olympiad in informatics 2019163731

1734Endgame DatabaseUSU Championship 20091622143

1968Glass PyramidUral FU Personal Contest 20131611555

2092BoleroUral FU Personal Contest 20141611110

1947MeanderUral FU Personal Contest 20121591645

1782Jack's New WordUral SU Championship 20101582028

1312TrayUral Championship 2004. Round 11572999

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1571986

1781Clean CodeUral SU Championship 20101562052

1802Cube PuzzleNEERC 2010 Eastern Subregional1562042

1983Nectar GatheringUral FU Championship 20131561550

1367Top SecretUral Championship 2005. Round 21553068

1464LightPetrozavodsk Winter 2006. USU Contest1542904

141140 Islands KnightsUSU Championship 20051533104

1239Ghost BustersNEERC 20021513059

1438Time Limit ExceededUSU Personal Contest 20061513065

1505Oil TransferNEERC 2006 Eastern Subregional1512910

1833Hopes of RowingUral Championship 20111502029

1757Gold BarsUSU Personal Contest 20101492250

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1471807

1946Chinese Hockey 3Ural FU Personal Contest 20121471771

2103Corporate MailUral FU Junior Championship 20161471154

2156Interesting ConversationsUral School Programming Contest 2020147558

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1463025

1442Floo PowderUral Championship 20061443185

2116He is not a knight for youUniversity academic school olympiad in informatics 2019144821

1482Triangle GameUSU Championship 20061433076

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1432855

1886Trip 2NEERC 2011 Eastern Subregional1432030

1841CablewaysPetrozavodsk Summer 2010. USU Contest1422064

2119Tree HullPetrozavodsk Summer 2018. umnik_team Contest142818

2059Not common palindromesPalindromic Contest 1411416

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1403175

2052Physical EducationUral Championship 20151401457

1895Steaks on BoardNEERC 2011 Eastern Subregional1382098

2055Urban GeographyUral Championship 20151381476

1609Tram TileUral Championship 20081372852

1652Banking CrisisNEERC 2008 Eastern Subregional1372721

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1333549

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1331608

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1321998

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1321876

1566Triangular PostcardsUSU Championship 20071313089

1950Martian FarmlandsUral FU Personal Contest 20121311972

1166Funny Card GameNEERC 2001 Northern Subregional1303557

1831Tsyfirkin's LessonUral Championship 20111302319

1908Brute-force SearchUral Championship 20121302030

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141291365

2114My craftUniversity academic school olympiad in informatics 2019129910

1985Prime SquareUral FU Championship 20131281865

2007Mutants versus MachinesUral Regional School Programming Contest 20131281854

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1272835

2130Alice + BobLater is better than never127874

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1262439

2128Rubina's SolitaireLater is better than never126881


2129Mortgage in Far Away KingdomLater is better than never125887

2135Pauline and commitsLater is better than never125887

1509Domino RecognitionNEERC 2006 Eastern Subregional1243496

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1223081

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1222942

2123KnapsackPetrozavodsk Summer 2018. umnik_team Contest122942

1758Bald Spot Revisited 2USU Personal Contest 20101212731

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1203043

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1193152

1735Theft of the CenturyUSU Championship 20091192858

1839The MentaculusUral Championship 20111192516

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1192432

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1182447

1867NanotechnologiesUral FU Championship 20111152493

2058100500 palidnromesPalindromic Contest 1141725

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1124160

1637Triangle Game 2USU Championship 20081123293

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1113780

1704DemodulationUral Championship 20091113194

2107Oppa Funcan StyleUral FU Junior Championship 20161111497

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1103236

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1102764

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1093966

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1093113

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1083999

1882Old NokiaUral Regional School Programming Contest 20111072659

1460WiresPetrozavodsk Winter 2006. USU Contest1034214

1597Chernobyl’ Eagle on a Roof. Version 21032088

1163ChapaevNEERC 2001 Northern Subregional1024339

1344Gigantic TurnipUSU Championship 20041024512

1850Space TourismPetrozavodsk Summer 2010. USU Contest1022801

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1012400

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1012400

1977Energy WallUral Championship 20131002390

2151MahjongUral School Programming Contest 202099804

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest983071

2140BitMazeCraftUral School Programming Contest 2019981062

1599Winding Number971951

2101Knight's ShieldUral FU Junior Championship 2016971693

1271Sailing DirectionsUSU Championship 2003964699

1661DodecahedronPetrozavodsk Winter 2008. USU Contest963732

1681Brother Bear's GardenUSU Personal Contest 2009963675

1616Square Country 4Ural Championship 2008953993

2085Magic ProgrammerUral Championship 2016951829

1365Testing CalculatorUral Championship 2005. Round 2944867

1835Swamp DoctorUral Championship 2011943121

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest934582

1340CucarachaUSU Championship 2004915003

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest912277

2124Algebra on SegmentPetrozavodsk Summer 2018. umnik_team Contest911231

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest905076

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest904368

1829Routing TablesUSU Personal Contest 2011903279

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest883691

2153Perfect SquadUral School Programming Contest 202088894

1426RectanglesTimus Top Coders: First Challenge865155

2155QuadrocopterUral School Programming Contest 202086912

1363HalftonesUral Championship 2005. Round 2855328

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest855343

1865The Island of MärketUral FU Championship 2011843315

1969Hong Kong TramUral FU Personal Contest 2013842828

2118Cipher Message 4Petrozavodsk Summer 2018. umnik_team Contest831337

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest822500

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest814469

1632LasersUSU Championship 2008814415

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest812527

2152Tax FeesUral School Programming Contest 202081963

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional793188

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest784621

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest775424

1945Many-armed BrothersUral FU Personal Contest 2012773196

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection773062

1765Error 404Ural Championship 2010764131

1978E-LiteUral Championship 2013753092

1372Death StarUral Championship 2005. Round 1746041

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest744710

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest743729

2126Partition into TeamsPetrozavodsk Summer 2018. umnik_team Contest741481

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest733773

21504B and ZooUral School Programming Contest 2020731055

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest724045

2097Snowboarding on SpilnayaUral FU Personal Contest 2014722314

1594Aztec Treasure714712

2134StampmanLater is better than never711478

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest695148

1733Forgotten TechnologyUSU Championship 2009684726

1778Chinese Hockey 2Ural SU Championship 2010684367

1972Game TestingUral Championship 2013683370

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest674074

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest664364

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest654176

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection633649

20503D-modelingUral Championship 2015632993

2083The Guardian of TraditionsUral Championship 2016632631

2120Tree Average WeightPetrozavodsk Summer 2018. umnik_team Contest621728

1798Fire Circle. Version 2612991

1847ZamkadyePetrozavodsk Summer 2010. USU Contest614418

2132Graph Decomposition. Version 2Later is better than never611687

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest605548

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection603805

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015602842

1834Tennis RacketUral Championship 2011594704

1668Death Star 2Petrozavodsk Winter 2008. USU Contest585818

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest584613

1763Expert FleaUral Championship 2010575303

2049ChemistryUral Championship 2015573261

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional564299

2006Kirill the GardenerUral Regional School Programming Contest 2013563877

2022Riding a ToadNEERC 2014 Eastern Subregional563521

2147City BuildingUral School Programming Contest 2019561738

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest546153

1909Space ReconUral Championship 2012544441

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional544433

2157SkydivingUral School Programming Contest 2020541369

1536Delights of Pipe-weedUSU Personal Contest 2007537241

1674Drunk KingPetrozavodsk Summer 2008. USU Contest536251

2053BiologyUral Championship 2015533468

2061OEIS A216264Palindromic Contest 533394

1432Twofold LuckUSU Personal Contest 2006527959

1848Fly HuntPetrozavodsk Summer 2010. USU Contest525059

1801The Revolution CupNEERC 2010 Eastern Subregional515557

2096All InclusiveUral FU Personal Contest 2014513111

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest506594

2167Cipher Message 5Ural School Programming Contest 202250608

1653Death ConveyorNEERC 2008 Eastern Subregional496779

2057Non-palidromic cuttingPalindromic Contest 493625

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest483965

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional477017

1771A Deputy's MorningUral Championship 2010476233

1938Caribbean TriangleUral FU Championship 2012474950

1975Model of the EarthUral Championship 2013464694

2051PhysicsUral Championship 2015463902

2136John vs SantaLater is better than never462138

1415Mobile LifeUSU Championship 2005449368

2084Technical debtUral Championship 2016433624

2133Terms of referenceLater is better than never432259

1376Dean's Pyramid 2Ural Championship 2005. Round 1429759

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest429761

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest419952

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest414510

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest408133

1797Summit Online Judge. Version 2405713

2172Meta-statement 2Ural School Programming Contest 202239745

1598DSA Attack384879

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385549

2087TrainsUral Championship 2016374086

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest369495

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest367210

1842Local RootsPetrozavodsk Summer 2010. USU Contest366819

1967Programmer CasinoUral FU Personal Contest 2013365780

2161Mount & BladeUral School Programming Contest 202136794

1374MisereUral Championship 2005. Round 13511277

1973Location GeneratorUral Championship 2013355841

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest349927

1799Sasha and swag strings344741

1399Economical Director3211000

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest327457

2154Flight on a CannonballUral School Programming Contest 2020302190

2125Continue the SequencePetrozavodsk Summer 2018. umnik_team Contest283273

1369Cockroach RaceUral Championship 2005. Round 22713679

1840Victim of AdvertisingUral Championship 2011278773

1906The Lost CivilizationUral Championship 2012277682

1999The secret moduleNEERC 2013 Eastern Subregional267135

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2511251

2079Memory leaksUral Championship 2016255487

2086Find DenisUral Championship 2016255487

2090Crossroads of DestinyUral FU Personal Contest 2014255422

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2413453

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2411422

1708Sum of Digits 2Ural Championship 20092311712

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest236970

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest233769

2160Meta-statementUral School Programming Contest 2021231107

1596Knight Mare219693

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2016918

2162GraphmaniaUral School Programming Contest 2021201214

2054AstronomyUral Championship 2015197534

2088Nostalgic EveningUral Championship 2016196584

2094Thousand ImpsUral FU Personal Contest 2014196544

2016Magic and ScienceNEERC 2014 Eastern Subregional188300

2139Experiment with JuiceUral School Programming Contest 2019184097

2163InterviewUral School Programming Contest 2021181300

1548Sakura and StatisticsUral Championship 20071716719

2077ReductionsQualification of Eastern Subregional 2015177369

2122HammingPetrozavodsk Summer 2018. umnik_team Contest174607

2076VasianaQualification of Eastern Subregional 2015167652

2158Two progressionsUral School Programming Contest 2021161399

2159EssayUral School Programming Contest 2021161405

2173Meta-statement 3Ural School Programming Contest 2022161403

1394Ships. Version 21520303

1897Alice and Bob and a string155549

2164BookmakerUral School Programming Contest 2021151460

2171Two Progressions 2Ural School Programming Contest 2022151457

2082PokerUral Championship 2016147985

2165Cake CutterUral School Programming Contest 2021141520

1589SokobanNEERC 2007 Eastern Subregional1318848

2170Experiment with Juice 2Ural School Programming Contest 2022131584

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1212106

2166Two RoadsUral School Programming Contest 2022121656

2169City Building 2Ural School Programming Contest 2022111735

2131Open CupLater is better than never105988

2137Dynamic string complexityLater is better than never96302

2168Runes in the FieldUral School Programming Contest 202252429