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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem6674018

1001Reverse Root1875219

1002Phone NumbersCentral European Olympiad in Informatics 19995469212

1003ParityCentral European Olympiad in Informatics 19992980388

1004Sightseeing TripCentral European Olympiad in Informatics 19992046565

1005Stone PileUSU Championship 19971209796

1006Square FramesUSU Championship 19971336861

1007Code WordsUSU Championship 19973208360

1008Image EncodingUSTU PhysTech Cup 20003618320

1009K-based NumbersUSU Championship 19971188597

1010Discrete FunctionUSTU PhysTech Cup 20004553254

1011ConductorsUSU Championship 19975212222

1012K-based Numbers. Version 26717172

1013K-based Numbers. Version 3195358

1014Product of DigitsUSU Local Contest. 199910588109

1015Test the Difference!USU Local Contest. 19992931393

1016Cube on the WalkUSU Local Contest. 19991555738

1017StaircasesUSU Local Contest. 19996959166

1018Binary Apple TreeUSU Local Contest. 19993931293

1019Line PaintingUSU Local Contest. 19992663433

1020RopeAutumn School Contest 200010693108

1021Sacrament of the SumAutumn School Contest 20008324139

1022Genealogical TreeAutumn School Contest 20008513135

1023ButtonsAutumn School Contest 20005788199

1024PermutationsAutumn School Contest 20004949233

1025Democracy in DangerAutumn School Contest 20001597772

1026Questions and AnswersAutumn School Contest 20008039143

1027D++ AgainAutumn School Contest 20002093549

1028StarsUral Championship 19994263269

1029MinistryUral Championship 19993029331

1030TitanicUral Championship 19991418806

1031Railway TicketsUral Championship 19993308347

1032Find a MultipleUral Championship 19993477288

1033LabyrinthUral Championship 19995046228

1034Queens in Peaceful PositionsUral Championship 19991602714

1035Cross-stitchUral Championship 19999231231

1036Lucky Tickets3738307

1037Memory ManagementUSU Championship 20001555729

1038Spell CheckerUSU Championship 20002752413

1039Anniversary PartyUSU Championship 20002968383

1040Airline CompanyUSU Championship 20001155979

1041NikiforUSU Championship 20005342098

1042Central HeatingUSU Championship 20001448783

1043Cover an ArcUSU Championship 20007541493

1044Lucky Tickets. Easy!USU Championship 20009735117

1045Funny GameUSU Local Contest. March 20002122529

1046Geometrical DreamsUSU Local Contest. March 20006431727

1047Simple CalculationsUSU Local Contest. March 20004133272

1048Superlong SumsUSU Local Contest. March 20006178182

1049Brave BalloonistsUSU Local Contest. March 20004808234

1050Preparing an ArticleUSU Local Contest. March 20008491313

1051Simple Game on a GridUSU Local Contest. March 20002490451

1052Rabbit HuntUSU Local Contest. March 20005108220

1053PinocchioNEERC 2000 Central Subregional3870290

1054Hanoi TowerNEERC 2000 Central Subregional1836610

1055CombinationsNEERC 2000 Central Subregional3062366

1056Computer NetNEERC 2000 Central Subregional2197510

1057Amount of DegreesNEERC 2000 Central Subregional1556719

1058ChocolateNEERC 2000 Central Subregional3493128

1059ExpressionNEERC 2000 Central Subregional1941577

1060Flip GameNEERC 20003157337

1061Buffer ManagerNEERC 20001867569

1062TriathlonNEERC 20006241683

1063Domino PuzzleNEERC 20005112047

1064Binary SearchNEERC 20001895560

1065FrontierNEERC 20007921331

1066GarlandNEERC 20002113502

1067Disk TreeNEERC 20001753605

1068Sum2381845

1069Prufer CodeUSU Personal Contest 20011960527

1070Local TimeUSU Personal Contest 20011752589

1071Nikifor 2USU Personal Contest 20011805572

1072RoutingUSU Personal Contest 20012225464

1073Square CountryUSU Personal Contest 20016380162

1074Very Short ProblemUSU Personal Contest 20014782127

1075Thread in a SpaceUSU Personal Contest 20019811047

1076Trash1622632

1077Travelling Tours884420

1078SegmentsWinter Mathematical Festival Varna 20012701379

1079MaximumWinter Mathematical Festival Varna 20018879116

1080Map ColoringWinter Mathematical Festival Varna 20013919261

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013997256

1082Gaby IvanushkaSpring School Contest 20018992113

1083Factorials!!!Spring School Contest 20011321977

1084Goat in the GardenSpring School Contest 20016776150

1085MeetingSpring School Contest 20011794564

1086CryptographySpring School Contest 20018154125

1087The Time to Take StonesSpring School Contest 20013786268

1088Ilya MurometzSpring School Contest 20011553651

1089Verification with a VocabularySpring School Contest 20012401422

1090In the Army NowUSU Local Contest. March 20012727354

1091Tmutarakan ExamsUSU Local Contest. March 20012026475

1092TransversalUSU Local Contest. March 20014432137

1093DartsUSU Local Contest. March 20015111858

1094E-screenUSU Local Contest. March 20012405401

1095Nikifor 3USU Local Contest. March 20011961491

1096Get the Right Route Plate!USU Local Contest. March 20011491645

1097Square Country 2USU Local Contest. March 20017211324

1098Questions1877490

1099Work Scheduling6551318

1100Final StandingsTetrahedron Team Online Contest May 2001698053

1101Robot in the FieldTetrahedron Team Online Contest May 2001666552

1102Strange DialogTetrahedron Team Online Contest May 20011990186

1103Pencils and CirclesTetrahedron Team Online Contest May 2001732503

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013705100

1105Observers ColoringTetrahedron Team Online Contest May 2001439831

1106Two TeamsTetrahedron Team Online Contest May 2001437885

1107Warehouse ProblemTetrahedron Team Online Contest May 2001882418

1108HeritageBulgarian Online Contest September 20011505248

1109ConferenceBulgarian Online Contest September 20011438259

1110PowerBulgarian Online Contest September 2001650258

1111SquaresBulgarian Online Contest September 2001912407

1112CoverBulgarian Online Contest September 20011846202

1113JeepBulgarian Online Contest September 20011485251

1114BoxesBulgarian Online Contest September 20011943192

1115ShipsBulgarian Online Contest September 2001932399

1116Piecewise Constant FunctionAutumn School Contest 20011200311

1117HierarchyAutumn School Contest 20011343278

1118Nontrivial NumbersAutumn School Contest 20013469108

1119MetroAutumn School Contest 2001402193

1120Sum of Sequential NumbersAutumn School Contest 2001436586

1121BranchesAutumn School Contest 20011164320

1122GameAutumn School Contest 20011542242

1123SalaryAutumn School Contest 20012990125

1124MosaicUSU Championship 20011126331

1125HopscotchUSU Championship 20011646227

1126Magnetic StormsUSU Championship 20013154119

1127Colored BricksUSU Championship 20011188314

1128Partition into GroupsUSU Championship 2001872427

1129Door PaintingUSU Championship 2001812458

1130Nikifor's WalkUSU Championship 2001369993

1131CopyingUSU Championship 2001528071

1132Square Root509725

1133Fibonacci SequenceNEERC 2001 Central Subregional1917195

1134CardsNEERC 2001 Central Subregional2041184

1135RecruitsNEERC 2001 Central Subregional2278165

1136ParliamentNEERC 2001 Central Subregional3575105

1137Bus RoutesNEERC 2001 Central Subregional1113335

1138Integer PercentageNEERC 2001 Central Subregional1900197

1139City BlocksNEERC 2001 Central Subregional449384

1140Swamp IncidentNEERC 2001 Central Subregional1060352

1141RSA Attack913408

1142RelationsDSAP Vietnam Online Contest November 20012601144

1143Electric PathDSAP Vietnam Online Contest November 2001689539

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012021778

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001822453

1146Maximum SumDSAP Vietnam Online Contest November 2001378799

1147Shaping RegionsDSAP Vietnam Online Contest November 2001432853

1148Building TowersDSAP Vietnam Online Contest November 20011782005

1149Sinus Dances569866

1150Page NumbersUral Championship 2001. Round 21570239

1151RadiobeaconsUral Championship 2001. Round 2371990

1152False MirrorsUral Championship 2001. Round 21780211

1153SupercomputerUral Championship 2001. Round 21166321

1154Mages ContestUral Championship 2001. Round 2428861

1155TroubleduonsUral Championship 2001. Round 2790472

1156Two RoundsUral Championship 2001. Round 21011369

1157Young TilerUral Championship 2001. Round 22277165

1158Censored!NEERC 2001 Northern Subregional723515

1159FenceNEERC 2001 Northern Subregional497744

1160NetworkNEERC 2001 Northern Subregional1069357

1161StripiesNEERC 2001 Northern Subregional399494

1162Currency ExchangeNEERC 2001 Northern Subregional777479

1163ChapaevNEERC 2001 Northern Subregional1901887

1164FillwordNEERC 2001 Northern Subregional1984189

1165SubnumberNEERC 2001 Northern Subregional452817

1166Funny Card GameNEERC 2001 Northern Subregional1063377

1167Bicolored HorsesRomanian Online Contest December 20012291164

1168Radio StationsRomanian Online Contest December 2001506732

1169PairsRomanian Online Contest December 2001477775

1170DesertRomanian Online Contest December 20012421498

1171Lost in SpaceRomanian Online Contest December 20012711343

1172Ship RoutesRomanian Online Contest December 2001621598

1173Lazy SnailRomanian Online Contest December 20013281117

1174Weird PermutationsRomanian Online Contest December 2001566655

1175Strange SequenceUSU Personal Contest 2002379974

1176HyperchannelsUSU Personal Contest 2002947396

1177Like ComparisonsUSU Personal Contest 20022811302

1178Akbardin’s RoadsUSU Personal Contest 20022528149

1179Numbers in TextUSU Personal Contest 20021351278

1180Stone GameUSU Personal Contest 2002421290

1181Cutting a Painted PolygonUSU Personal Contest 2002868432

1182Team Them Up!NEERC 2001728514

1183Brackets SequenceNEERC 20011635231

1184Cable MasterNEERC 20011272296

1185WallNEERC 20011101341

1186Chemical ReactionsNEERC 2001562663

1187Statistical TroubleNEERC 20011811986

1188LibraryNEERC 20011742061

1189Pairs of IntegersNEERC 2001797470

1190Bar of ChocolateSpring School Contest 20021179319

1191Catch the thief!Spring School Contest 20021557242

1192Ball in a DreamSpring School Contest 20023291115

1193Queue at the ExamSpring School Contest 20022107179

1194HandshakesSpring School Contest 2002455483

1195Ouths and CrossesSpring School Contest 20021434263

1196History ExamSpring School Contest 2002580965

1197Lonesome KnightSpring School Contest 20021150033

1198Jobbery716555

1199Mouse843706

1200Horns and HoofsUSU Local Contest. March 20021753215

1201Which Day Is It?USU Local Contest. March 20021101342

1202Rectangles TravelUSU Local Contest. March 2002872430

1203Scientific ConferenceUSU Local Contest. March 20023484109

1204IdempotentsUSU Local Contest. March 20021533246

1205By the Underground or by Foot?USU Local Contest. March 20021551243

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023105122

1207Median on the PlaneUSU Local Contest. March 20021943194

1208Legendary Teams ContestUSU Local Contest. March 20022018187

12091, 10, 100, 1000...Autumn School Contest 2002872844

1210Kind SpiritsAutumn School Contest 20022432157

1211Collective GuaranteeAutumn School Contest 20021382276

1212BattleshipAutumn School Contest 2002754503

1213Cockroaches!Autumn School Contest 20022235171

1214Strange ProcedureAutumn School Contest 20023736103

1215Exactness of Projectile HitAutumn School Contest 20021237308

1216Two Pawns and One KingUSU Championship 20021871951

1217Unlucky TicketsUSU Championship 2002942404

1218Episode N-th: The Jedi TournamentUSU Championship 20021054361

1219Symbolic SequenceUSU Championship 20023171121

1220StacksUSU Championship 20021400273

1221Malevich Strikes Back!USU Championship 2002858443

1222Chernobyl’ EaglesUSU Championship 20022692142

1223Chernobyl’ Eagle on a RoofUSU Championship 20021090349

1224SpiralNEERC 2002 Central Subregional522673

1225FlagsNEERC 2002 Central Subregional802848

1226esreveR redrONEERC 2002 Central Subregional3250118

1227Rally ChampionshipNEERC 2002 Central Subregional1136336

1228ArrayNEERC 2002 Central Subregional3676104

1229Strong BrickworkNEERC 2002 Central Subregional992384

1230Introspective ProgramNEERC 2002 Central Subregional532709

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1812013

1232Asteroid LandingNEERC 2002 Central Subregional1742090

1233Amusing NumbersNEERC 2002426884

1234BricksNEERC 2002588644

1235Cricket FieldNEERC 2002509742

1236Decoding TaskNEERC 2002789482

1237Evacuation PlanNEERC 2002406928

1238FoldingNEERC 2002735518

1239Ghost BustersNEERC 20021352657

1240Heroes of Might and MagicNEERC 20022711371

1241Inlay CuttersNEERC 20022401543

1242WerewolfUSU Personal Contest 20031605240

1243Divorce of the Seven DwarfsUSU Personal Contest 2003673257

1244GentlemenUSU Personal Contest 20031342286

1245PicturesUSU Personal Contest 2003414913

1246Tethered DogUSU Personal Contest 20031034371

1247Check a SequenceUSU Personal Contest 20031546249

1248Sequence SumUSU Personal Contest 2003589646

1249Ancient NecropolisUSU Local Contest. March 20031820212

1250Sea BurialUSU Local Contest. March 2003509746

1251Cemetery ManagerUSU Local Contest. March 20032451519

1252Sorting the TombstonesUSU Local Contest. March 2003904424

1253NecrologuesUSU Local Contest. March 2003577660

1254Die HardUSU Local Contest. March 2003582654

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031424270

1256Cemetery GuardUSU Local Contest. March 20031602278

1257HyphenationAutumn School Contest 20032181718

1258PoolAutumn School Contest 2003862449

1259How to Become Star?Autumn School Contest 20031004386

1260Nudnik PhotographerAutumn School Contest 20032936133

1261TipsAutumn School Contest 20031077360

1262Pseudo-Roman NumberAutumn School Contest 20031089356

1263ElectionsAutumn School Contest 2003788950

1264WorkdaysAutumn School Contest 20031251631

1265MirrorUSU Championship 20032631436

1266Kirchhoff's LawUSU Championship 20032661420

1267Yekaterinburg SubwayUSU Championship 20031802063

1268Little ChuUSU Championship 2003467822

1269Obscene Words FilterUSU Championship 2003462830

1270UnicubeUSU Championship 20031632266

1271Sailing DirectionsUSU Championship 2003804355

1272Non-Yekaterinburg SubwayUSU Championship 20032220176

1273TieUSU Championship 2003779497

1274Fractional ArithmeticNEERC 2003 Central Subregional550700

1275Knights of the Round TableNEERC 2003 Central Subregional1472498

1276TrainNEERC 2003 Central Subregional473812

1277Cops and ThievesNEERC 2003 Central Subregional436879

1278“… Connecting People”NEERC 2003 Central Subregional410934

1279WarehouseNEERC 2003 Central Subregional973399

1280Topological SortingNEERC 2003 Central Subregional2300170

1281River BasinNEERC 2003 Central Subregional2801352

1282Game TreeNEERC 2003 Central Subregional1063366

1283DwarfUSU Personal Contest 20042999131

1284Space PokerUSU Personal Contest 20041602320

1285Thread in a HyperspaceUSU Personal Contest 2004408944

1286Starship TravelUSU Personal Contest 2004546709

1287Mars CanalsUSU Personal Contest 2004946413

1288AstrolocationUSU Personal Contest 20041792087

1289One Way TicketUSU Personal Contest 2004962406

1290SabotageSpring School Contest 2004460785

1291Gear-wheelsSpring School Contest 2004898435

1292Mars Space StationsSpring School Contest 20041068366

1293EniyaSpring School Contest 20041767022

1294Mars SatellitesSpring School Contest 20041229319

1295Crazy NotionsSpring School Contest 20042392164

1296HyperjumpSpring School Contest 20043534111

1297PalindromeSpring School Contest 2004409996

1298KnightSpring School Contest 20041525257

1299PsyloniansSpring School Contest 20042651435

1300TaxesUral Championship 19981412616

1301Cube in LabyrinthUral Championship 1998544713

1302Delta-waveUral Championship 19981189329

1303Minimal CoverageUral Championship 19981528257

1304ParallelepipedUral Championship 19982041846

1305Convex HullUral Championship 1998542715

1306Sequence MedianUral Championship 19982537155

1307ArchiverUral Championship 2004. Round 13161212

1308Dean's PyramidUral Championship 2004. Round 11402635

1309DisputeUral Championship 2004. Round 1619628

1310ACM DiagnosticsUral Championship 2004. Round 13111231

1311Stable ConstructionUral Championship 2004. Round 13721035

1312TrayUral Championship 2004. Round 11392653

1313Some Words about SportUral Championship 2004. Round 1929742

1314Chase in SubwayUral Championship 2004. Round 1716544

1315MDPAR and MIIARUral Championship 2004. Round 11782103

1316Electronic AuctionUral Championship 2004. Round 1773505

1317HailUral Championship 2004. Round 23461110

1318LogarithmUral Championship 2004. Round 22691417

1319HotelUral Championship 2004. Round 2868645

1320Graph DecompositionUral Championship 2004. Round 21152340

1321Floor IndicatorUral Championship 2004. Round 23001275

1322SpyUral Championship 2004. Round 2769507

1323ClassmatesUral Championship 2004. Round 2442875

1324Extra SpacesUral Championship 2004. Round 2435888

1325DirtUral Championship 2004. Round 2625623

1326Bottle TapsUral Championship 2004. Round 2776503

1327FusesAutumn School Contest 2004729755

1328FireballAutumn School Contest 20042931316

1329Galactic HistoryAutumn School Contest 2004807488

1330IntervalsAutumn School Contest 20043599110

1331VladislavaAutumn School Contest 20043881002

1332Genie BomberAutumn School Contest 2004581675

1333Genie Bomber 2Autumn School Contest 20041700233

1334CheckersAutumn School Contest 2004749525

1335White ThesisAutumn School Contest 20042189181

1336Problem of Ben BetsalelAutumn School Contest 20043035131

1337BureaucracyAutumn School Contest 20042401595

1338AutomobilesUSU Championship 20042191750

1339BabiesUSU Championship 2004392997

1340CucarachaUSU Championship 2004784554

1341DeviceUSU Championship 20043431135

1342EnterpriseUSU Championship 2004441889

1343Fairy TaleUSU Championship 2004839472

1344Gigantic TurnipUSU Championship 2004794503

1345HTMLUSU Championship 20042671447

1346Intervals of MonotonicityUSU Championship 20041063373

1347BlogSpring School Contest 20052641464

1348Goat in the Garden 2Spring School Contest 20051882212

1349FarmSpring School Contest 2005679459

1350CanteenSpring School Contest 2005961413

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005692571

1352Mersenne PrimesSpring School Contest 20052911137

1353Milliard Vasya's FunctionSpring School Contest 20053159127

1354Palindrome. Again PalindromeSpring School Contest 20052261177

1355Bald Spot RevisitedSpring School Contest 20051642243

1356Something EasierSpring School Contest 2005984404

1357Teakettle 1.0 for DummiesSpring School Contest 20053381153

1358CablesSpring School Contest 2005649609

1359ConstructionSpring School Contest 20053151234

1360Philosophical DisputeUral Championship 2005. Round 22911335

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21732195

1362Classmates 2Ural Championship 2005. Round 2709559

1363HalftonesUral Championship 2005. Round 2467173

1364LaraKillerUral Championship 2005. Round 2428917

1365Testing CalculatorUral Championship 2005. Round 2655356

1366PresentsUral Championship 2005. Round 2747531

1367Top SecretUral Championship 2005. Round 21193114

1368Goat in the Garden 3Ural Championship 2005. Round 21652295

1369Cockroach RaceUral Championship 2005. Round 21615450

1370MagicianUral Championship 2005. Round 23947102

1371Cargo AgencyUral Championship 2005. Round 1581682

1372Death StarUral Championship 2005. Round 1635525

1373Pictura ex MachinaUral Championship 2005. Round 1441894

1374MisereUral Championship 2005. Round 12511524

1375Bill CleversUral Championship 2005. Round 1672591

1376Dean's Pyramid 2Ural Championship 2005. Round 1358963

1377Lara CroftUral Championship 2005. Round 11336300

1378Artificial IntelligenceUral Championship 2005. Round 12121817

1379Cups TransportationUral Championship 2005. Round 1475832

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest933917

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1053508

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2361640

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2113014

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest645452

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1647243

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3411149

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2411607

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1218337

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest490807

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2710903

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest685172

1392Dreaming of Stars508779

1393Average Common Prefix2901327

1394Ships. Version 2331034

1395Pascal vs. C++. Version 21123103

1396Maximum. Version 21782005

1397Points Game1642071

1398Bishop and Pawn352963

1399Economical Director1812437

1400Cellular CharactersAutumn School Contest 2005730545

1401GamersAutumn School Contest 2005817488

1402CocktailsAutumn School Contest 20052818143

1403CourierAutumn School Contest 20051071373

1404Easy to Hack!Autumn School Contest 2005466186

1405Goat in the Garden 5Autumn School Contest 2005536739

1406Next NumberAutumn School Contest 20051159345

1407One-two, One-twoAutumn School Contest 20051004398

1408Polynomial MultiplicationAutumn School Contest 20053311183

1409Two GangstersAutumn School Contest 20051691624

1410CrackUSU Championship 2005865459

141140 Islands KnightsUSU Championship 20051242997

1412Autumn TideUSU Championship 20052621476

1413Mars JumperUSU Championship 20052236179

1414Astronomical DatabaseUSU Championship 2005718552

1415Mobile LifeUSU Championship 20052511468

1416ConfidentialUSU Championship 2005896443

1417Space Poker 2USU Championship 20052091833

1418Military StoryUSU Championship 2005399982

1419Maps of the Island WorldsUSU Championship 20052721424

1420Integer-Valued Complex DivisionUSU Championship 20052241716

1421Credit OperationsTimus Top Coders: First Challenge666574

1422FirefliesTimus Top Coders: First Challenge406933

1423String TaleTimus Top Coders: First Challenge1905203

1424MinibusTimus Top Coders: First Challenge495769

1425Queen 2Timus Top Coders: First Challenge2021831

1426RectanglesTimus Top Coders: First Challenge684976

1427SMSTimus Top Coders: First Challenge966398

1428Jedi RiddleTimus Top Coders: First Challenge796482

1429BiscuitsTimus Top Coders: First Challenge1073317

1430Crime and PunishmentTimus Top Coders: First Challenge772496

1431DiplomasUSU Personal Contest 20061027373

1432Twofold LuckUSU Personal Contest 2006368399

1433DiamondsUSU Personal Contest 20061502256

1434Buses in VasyukiUSU Personal Contest 2006514737

1435Financial ErrorUSU Personal Contest 2006382986

1436BillboardUSU Personal Contest 2006435868

1437Gasoline StationUSU Personal Contest 2006666572

1438Time Limit ExceededUSU Personal Contest 20061103219

1439Battle with You-Know-WhoUral Championship 2006705535

1440Training ScheduleUral Championship 2006536701

1441From the History of Gringotts BankUral Championship 20062491478

1442Floo PowderUral Championship 20061163037

1443RailsUral Championship 2006564667

1444ElephpotamusUral Championship 20063251142

1445Christmas giftsUral Championship 2006639590

1446Sorting HatUral Championship 2006387099

1447Portkey NetworkUral Championship 20063241146

1448Lighting in HogwartsUral Championship 2006650580

1449Credit Operations 2Timus Top Coders: Second Challenge2531442

1450Russian PipelinesTimus Top Coders: Second Challenge1045360

1451Beerhouse TaleTimus Top Coders: Second Challenge378978

1452Pascal vs. C++Timus Top Coders: Second Challenge568656

1453QueenTimus Top Coders: Second Challenge3051204

1454Rectangles 2Timus Top Coders: Second Challenge1322671

1455Freedom of SpeechTimus Top Coders: Second Challenge1841955

1456Jedi Riddle 2Timus Top Coders: Second Challenge458810

1457Heating MainTimus Top Coders: Second Challenge525672

1458War GamesTimus Top Coders: Second Challenge3121178

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1961774

1460WiresPetrozavodsk Winter 2006. USU Contest704568

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3511012

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest392909

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest470761

1464LightPetrozavodsk Winter 2006. USU Contest1132971

1465Pawn GamePetrozavodsk Winter 2006. USU Contest582617

1466Magic SquarePetrozavodsk Winter 2006. USU Contest953481

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2811256

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest444794

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2481396

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1197298

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1232290

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2921193

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest615074

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest508695

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest684619

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2201566

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1212750

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest734340

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest476320

1480CouponsUSU Championship 2006840422

1481Winning ChancesUSU Championship 20061452314

1482Triangle GameUSU Championship 20061112964

1483Table FootballUSU Championship 2006998356

1484Film RatingUSU Championship 2006460763

1485Football and LieUSU Championship 20062131608

1486Equal SquaresUSU Championship 2006497707

1487Chinese FootballUSU Championship 20062771250

1488ACM PokerUSU Championship 20062111623

1489Points on a ParallelepipedAutumn School Contest 2006901393

1490Fire CircleAutumn School Contest 20061577225

1491Unreal StoryAutumn School Contest 20061612221

1492Vasya's Dad 2Autumn School Contest 20061871816

1493One Step from HappinessAutumn School Contest 2006620858

1494MonobilliardsAutumn School Contest 20061536231

1495One-two, One-two 2Autumn School Contest 2006869407

1496SpammerAutumn School Contest 2006578262

1497Cutting a SquareAutumn School Contest 20061210293

1498Stroke at Full SpeedAutumn School Contest 2006402869

1499KerchiefsAutumn School Contest 20062531361

1500Pass LicensesNEERC 2006 Eastern Subregional519673

1501Sense of BeautyNEERC 2006 Eastern Subregional1202294

1502Domino DotsNEERC 2006 Eastern Subregional437881

1503PolynomialNEERC 2006 Eastern Subregional1781894

1504Good MannersNEERC 2006 Eastern Subregional1552158

1505Oil TransferNEERC 2006 Eastern Subregional1172804

1506Columns of NumbersNEERC 2006 Eastern Subregional2126167

1507Difficult DecisionNEERC 2006 Eastern Subregional844417

1508Japanese PuzzleNEERC 2006 Eastern Subregional1971720

1509Domino RecognitionNEERC 2006 Eastern Subregional893597

1510OrderNEERC 2006 Eastern Subregional378194

1511Fiscal OperationsTimus Top Coders: Third Challenge3021123

1512ZiniumTimus Top Coders: Third Challenge445770

1513Lemon TaleTimus Top Coders: Third Challenge810427

1514National ParkTimus Top Coders: Third Challenge1861787

1515CashmasterTimus Top Coders: Third Challenge1593219

1516NostalgiaTimus Top Coders: Third Challenge1971692

1517Freedom of ChoiceTimus Top Coders: Third Challenge973356

1518Jedi Riddle 3Timus Top Coders: Third Challenge3271039

1519Formula 1Timus Top Coders: Third Challenge806429

1520Empire Strikes BackTimus Top Coders: Third Challenge1262575

1521War Games 2Timus Top Coders: Third Challenge991350

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1821785

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest879385

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1513706

1525PathPetrozavodsk Winter 2007. D.Gozman Contest703481

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2271446

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2381382

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1307260

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest714231

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest380879

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2601269

1532Lost in TranslationUSU Personal Contest 20071641961

1533Fat HobbitsUSU Personal Contest 20072611259

1534Football in GondorUSU Personal Contest 2007574584

1535The Hobbit or There and Back AgainUSU Personal Contest 2007712473

1536Delights of Pipe-weedUSU Personal Contest 2007347754

1537EntsUSU Personal Contest 20071189285

1538Towers of GuardUSU Personal Contest 20072561283

1539Intelligence DataUSU Personal Contest 20073161046

1540Battle for the RingUSU Personal Contest 20072851156

1541ChaseUSU Personal Contest 20071482159

1542AutocompletionUral Championship 2007502655

1543Dance RevolutionUral Championship 20071492110

1544Classmates 3Ural Championship 20072791161

1545HieroglyphsUral Championship 2007543562

1546Japanese SortingUral Championship 20072601242

1547Password SearchUral Championship 2007403812

1548Sakura and StatisticsUral Championship 2007377137

1549Another Japanese PuzzleUral Championship 20071472136

1550Dean's Pyramid 3Ural Championship 2007575573

1551Sumo TournamentUral Championship 20071109300

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2481231

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest548569

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest523596

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1413237

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest249344

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1581891

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest411755

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest783610

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest3061005

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1112626

1562GM-pineappleUSU Championship 2007804388

1563BayanUSU Championship 2007453670

1564Counting OnesUSU Championship 2007458675

1565The Duel for ThreeUSU Championship 20071921565

1566Triangular PostcardsUSU Championship 20071042773

1567SMS-spamUSU Championship 2007703045

1568Train Car SortingUSU Championship 20071911573

1569Networking the “Iset”USU Championship 2007312982

1570Eating HighUSU Championship 20072951036

1571InterpretersUSU Championship 2007753414

1572Yekaterinozavodsk Great WellAutumn School Contest 20072021155

1573AlchemyAutumn School Contest 20072867110

1574Mathematicians and bracketsAutumn School Contest 2007846368

1575Yekaterinburg Subway 2Autumn School Contest 2007328933

1576Telephone TariffsAutumn School Contest 20072143146

1577E-mailAutumn School Contest 2007586529

1578Mammoth HuntAutumn School Contest 2007346886

1579Coat TransportationAutumn School Contest 2007622499

1580Dean's DebtsAutumn School Contest 2007334917

1581TeamworkAutumn School Contest 2007682846

1582BookmakersNEERC 2007 Eastern Subregional2695116

1583CheeseNEERC 2007 Eastern Subregional1791660

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2441235

1585PenguinsNEERC 2007 Eastern Subregional625450

1586Threeprime NumbersNEERC 2007 Eastern Subregional1723181

1587Flying PigNEERC 2007 Eastern Subregional400765

1588JamaicaNEERC 2007 Eastern Subregional937331

1589SokobanNEERC 2007 Eastern Subregional324132

1590Bacon’s CipherNEERC 2007 Eastern Subregional1128276

1591Abstract ThinkingNEERC 2007 Eastern Subregional307990

1592Chinese WatchesNEERC 2007 Eastern Subregional521591

1593Square Country. Version 2322792

1594Aztec Treasure464482

1595Perfect Sequence1991199

1596Knight Mare98029

1597Chernobyl’ Eagle on a Roof. Version 2143100

1598DSA Attack45161

1600AirportUSU Personal Contest 2008553532

1601AntiCAPSUSU Personal Contest 2008319993

1602ElevatorUSU Personal Contest 2008700422

1603EruditeUSU Personal Contest 20081177252

1604Country of FoolsUSU Personal Contest 2008882336

1605Devil's SequenceUSU Personal Contest 2008523562

1606SlalomUSU Personal Contest 2008446657

1607TaxiUSU Personal Contest 2008497660

1608Lucky Tickets 2008Ural Championship 2008334862

1609Tram TileUral Championship 20081022647

1610CactusesUral Championship 20081621724

1611DecimationUral Championship 2008398727

1612Tram ForumUral Championship 20082070143

1613For Fans of StatisticsUral Championship 20081698174

1614National Project “Trams”Ural Championship 2008394734

1615Tram SolitaireUral Championship 20081551797

1616Square Country 4Ural Championship 2008773408

1617Flat SpotsUral Championship 2008435568

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest435306

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest452609

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1991345

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest415514

1622EndspielPetrozavodsk Winter 2008. ITMO Contest793160

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest763270

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest336539

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest300907

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest248271

1627JoinPetrozavodsk Winter 2008. ITMO Contest2321162

1628White StreaksUSU Championship 2008556486

1629TripUSU Championship 2008383701

1630TalismanUSU Championship 2008315847

1631Drunk King 2USU Championship 2008719378

1632LasersUSU Championship 2008683529

1633HippogriffsUSU Championship 2008396678

1634Spider MiteUSU Championship 20081311952

1635Mnemonics and PalindromesUSU Championship 20081154237

1636Penalty TimeUSU Championship 2008436463

1637Triangle Game 2USU Championship 2008852898

1638BookwormUSU Championship 2008326784

1639Chocolate 2Autumn School Contest 2008735637

1640Circle of WinterAutumn School Contest 20081540177

1641DutiesAutumn School Contest 2008610442

16421D MazeAutumn School Contest 2008286495

1643Attack of the Dark FortressAutumn School Contest 2008598450

1644A Whole Lot of WalnutsAutumn School Contest 2008279098

1645Ski RaceAutumn School Contest 20081418192

1646Godzilla Strikes Back!Autumn School Contest 2008351758

1647Divide an Island!Autumn School Contest 2008327812

1648YachtsAutumn School Contest 2008809334

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional326501

1650BillionairesNEERC 2008 Eastern Subregional466574

1651Shortest SubchainNEERC 2008 Eastern Subregional706381

1652Banking CrisisNEERC 2008 Eastern Subregional1142202

1653Death ConveyorNEERC 2008 Eastern Subregional287185

1654Cipher MessageNEERC 2008 Eastern Subregional400368

1655Somali PiratesNEERC 2008 Eastern Subregional1112257

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1469185

1657Cube SnakeNEERC 2008 Eastern Subregional2081253

1658Sum of DigitsNEERC 2008 Eastern Subregional963281

1659Regular TrianglesNEERC 2008 Eastern Subregional449595

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest346088

1661DodecahedronPetrozavodsk Winter 2008. USU Contest564058

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest544185

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest872761

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1142160

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest664397

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2271130

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1261970

1668Death Star 2Petrozavodsk Winter 2008. USU Contest336229

1669Universal WordPetrozavodsk Winter 2008. USU Contest2091223

1670AsteriskPetrozavodsk Summer 2008. USU Contest1531630

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1418186

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1510624

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1311884

1674Drunk KingPetrozavodsk Summer 2008. USU Contest326324

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1271939

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1571591

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1301897

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest199159

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2511018

1680The First NonqualifyingUSU Personal Contest 20091302199

1681Brother Bear's GardenUSU Personal Contest 2009812862

1682Crazy ProfessorUSU Personal Contest 2009430592

1683FridgeUSU Personal Contest 20092011129

1684Jack's Last WordUSU Personal Contest 2009903285

1685OrthographyUSU Personal Contest 20091459177

1686Photovoltaic SpaceshipUSU Personal Contest 20092021229

1687Numismatics for FunUSU Personal Contest 20092341068

1688Team.GOV!USU Personal Contest 20092013129

1689Fisherman and BarbellUSU Personal Contest 2009314804

1690Army of MagesPetrozavodsk Winter 2009. USU Contest416608

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest733121

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest783327

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1410792

1694Killer WordsPetrozavodsk Winter 2009. USU Contest802878

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest802878

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest272918

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest464625

1698Square Country 5Petrozavodsk Winter 2009. USU Contest442573

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2081188

1700AwakeningUral Championship 2009588429

1701Ostap and PartnersUral Championship 2009433580

1702CrossroadUral Championship 20091371747

1703Robotic ArmUral Championship 20091201976

1704DemodulationUral Championship 2009902568

1705Gangster HaresUral Championship 2009312798

1706Cipher Message 2Ural Championship 2009416603

1707Hypnotoad's SecretUral Championship 20091471636

1708Sum of Digits 2Ural Championship 20091112226

1709Penguin-AviaUral Championship 20091588161

1710Boris, You Are Wrong!Ural Championship 2009445564

1711Code NamesNEERC 2009 Eastern Subregional1991119

1712Cipher GrilleNEERC 2009 Eastern Subregional310676

1713Key SubstringsNEERC 2009 Eastern Subregional410565

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional842525

1715Another Ball KillerNEERC 2009 Eastern Subregional280819

1716Alternative SolutionNEERC 2009 Eastern Subregional295778

1717Eligibility RulesNEERC 2009 Eastern Subregional892398

1718RejudgeNEERC 2009 Eastern Subregional943249

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1801249

1720Summit Online JudgeNEERC 2009 Eastern Subregional291789

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional478486

1722Observation DeckUral Regional School Programming Contest 20092221020

1723Sandro's BookUral Regional School Programming Contest 2009345468

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009341674

1725Sold Out!Ural Regional School Programming Contest 20091799131

1726VisitsUral Regional School Programming Contest 2009877267

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091361173

1728Curse on Team.GOVUral Regional School Programming Contest 2009509456

1729Dead Man's ChestUral Regional School Programming Contest 2009457507

1730ManBearPigUral Regional School Programming Contest 2009244932

1731DillUral Regional School Programming Contest 2009244097

1732Ministry of TruthUSU Championship 2009563410

1733Forgotten TechnologyUSU Championship 2009553617

1734Endgame DatabaseUSU Championship 20091311668

1735Theft of the CenturyUSU Championship 2009842501

1736Chinese HockeyUSU Championship 20091831218

1737Mnemonics and Palindromes 3USU Championship 20091063219

1738Computer SecurityUSU Championship 2009295771

1739FaryuksUSU Championship 2009882399

1740Deer is Better!USU Championship 20091663141

1741Communication FiendUSU Championship 2009800290

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest750298

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest251869

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1131844

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest236922

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1481435

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1871151

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest790283

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1281643

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2041060

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest672945

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest564395

1753BookshelfUSU Personal Contest 2010721304

1754Explosion in a PyramidUSU Personal Contest 2010425510

1755CakeUSU Personal Contest 2010325662

1756One and a Half DiggersUSU Personal Contest 20101415156

1757Gold BarsUSU Personal Contest 20101011999

1758Bald Spot Revisited 2USU Personal Contest 2010842360

1759Long-LiversUSU Personal Contest 2010594367

1760Infernal WorkUSU Personal Contest 2010361598

1761Binary PalindromeUSU Personal Contest 2010240888

1762Search for a Hiding-PlaceUSU Personal Contest 20101461422

1763Expert FleaUral Championship 2010374660

1764TranssibUral Championship 20101321542

1765Error 404Ural Championship 2010493712

1766Humpty DumptyUral Championship 20101781165

1767The House of Doctor DeeUral Championship 2010373572

1768Circular StringsUral Championship 2010210995

1769Old Ural LegendUral Championship 20101266172

1770The Party of Ural ChampionsUral Championship 20101401460

1771A Deputy's MorningUral Championship 2010374659

1772Ski-Trails for RobotsUral Championship 2010296716

1773Metro to Every HomeUral Championship 2010316672

1774Barber of the Army of MagesUral SU Championship 2010508389

1775Space BowlingUral SU Championship 2010273711

1776Anniversary FireworkUral SU Championship 2010453435

1777AnindilyakwaUral SU Championship 20101904105

1778Chinese Hockey 2Ural SU Championship 2010413946

1779The Great TeamUral SU Championship 2010787253

1780Gray CodeUral SU Championship 2010279696

1781Clean CodeUral SU Championship 2010951917

1782Jack's New WordUral SU Championship 20101171585

1783Nuclear Arms RaceUral SU Championship 2010550359

1784RoundersUral SU Championship 2010210915

1785Lost in LocalizationUral Regional School Programming Contest 20101048219

1786Sandro's BiographyUral Regional School Programming Contest 2010208796

1787Turn for MEGAUral Regional School Programming Contest 2010662130

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101461136

1789Searching for the DodecahedronUral Regional School Programming Contest 20101124177

1790Searching for the TruthUral Regional School Programming Contest 20101811050

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010191998

1792Hamming CodeUral Regional School Programming Contest 2010268974

1793Tray 2Ural Regional School Programming Contest 2010645306

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101203165

1795Husband in a ShopUral Regional School Programming Contest 2010859231

1796Amusement ParkUral Regional School Programming Contest 2010216192

1797Summit Online Judge. Version 2184807

1798Fire Circle. Version 272697

1800Murphy's LawNEERC 2010 Eastern Subregional1149172

1801The Revolution CupNEERC 2010 Eastern Subregional314859

1802Cube PuzzleNEERC 2010 Eastern Subregional1291433

1803The Czechs' RiflesNEERC 2010 Eastern Subregional363534

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional669293

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional261735

1806Mobile TelegraphsNEERC 2010 Eastern Subregional353549

1807Cartridges for MaximNEERC 2010 Eastern Subregional1581186

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1411319

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional436447

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest523070

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1621107

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest861983

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1571140

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest622644

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest493226

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest951813

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest224813

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1171499

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest206345

1820Ural SteaksUSU Personal Contest 2011670028

1821BiathlonUSU Personal Contest 20111284144

1822Hugo II's WarUSU Personal Contest 2011313575

1823Ideal GasUSU Personal Contest 2011700262

1824Ifrit BomberUSU Personal Contest 2011209848

1825Ifrit Bomber 2USU Personal Contest 2011239746

1826MinefieldUSU Personal Contest 2011761241

1827Indigenous WarsUSU Personal Contest 2011184958

1828Approximation by a ProgressionUSU Personal Contest 2011516353

1829Routing TablesUSU Personal Contest 2011672413

1830Help in the RNOSUral Championship 2011254689

1831Tsyfirkin's LessonUral Championship 2011991668

1832Arirang ShowUral Championship 2011260673

1833Hopes of RowingUral Championship 2011762114

1834Tennis RacketUral Championship 2011463246

1835Swamp DoctorUral Championship 2011702272

1836Babel FishUral Championship 2011197878

1837Isenbaev's NumberUral Championship 2011278065

1838Samurai's StrokeUral Championship 2011332532

1839The MentaculusUral Championship 2011861894

1840Victim of AdvertisingUral Championship 2011118657

1841CablewaysPetrozavodsk Summer 2010. USU Contest861756

1842Local RootsPetrozavodsk Summer 2010. USU Contest176242

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest502809

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1401124

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest383511

1846GCD 2010Petrozavodsk Summer 2010. USU Contest912183

1847ZamkadyePetrozavodsk Summer 2010. USU Contest353745

1848Fly HuntPetrozavodsk Summer 2010. USU Contest195812

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest841793

1850Space TourismPetrozavodsk Summer 2010. USU Contest662218

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest901680

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest831806

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest215418

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest455361

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1331175

1856War and PeacePetrozavodsk Summer 2011. USU Contest502800

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest166954

1858Magic CubePetrozavodsk Summer 2011. USU Contest492847

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest542625

1860FiborialPetrozavodsk Summer 2011. USU Contest421390

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest256632

1862Very Wealthy MoleUral FU Championship 20111551006

1863Peaceful AtomUral FU Championship 2011179878

1864Get-Together at Den'sUral FU Championship 20111138145

1865The Island of MärketUral FU Championship 2011552554

1866Poetic FootUral FU Championship 2011279575

1867NanotechnologiesUral FU Championship 2011682128

1868Prediction ContestUral FU Championship 20111313125

1869New Year CruiseUral FU Championship 2011935176

1870Zinium 2Ural FU Championship 2011321502

1871Seismic WavesUral FU Championship 2011332485

1872Spacious OfficeUral FU Championship 2011240664

1873GOV ChroniclesUral Regional School Programming Contest 20111587104

1874Football GoalUral Regional School Programming Contest 2011979167

1875Angry BirdsUral Regional School Programming Contest 2011228695

1876Centipede's MorningUral Regional School Programming Contest 2011318452

1877Bicycle CodesUral Regional School Programming Contest 2011716023

1878Rubinchik's CubeUral Regional School Programming Contest 20111043157

1879GOV-internship 2Ural Regional School Programming Contest 2011161967

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011513332

1881Long problem statementUral Regional School Programming Contest 2011310953

1882Old NokiaUral Regional School Programming Contest 2011622297

1883Ent's BirthdayUral Regional School Programming Contest 2011179875

1884Way to the UniversityUral Regional School Programming Contest 2011314510

1885Passenger ComfortNEERC 2011 Eastern Subregional831196

1886Trip 2NEERC 2011 Eastern Subregional981525

1887Frequent Flyer CardNEERC 2011 Eastern Subregional163952

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional417386

1889Airport AnnouncementsNEERC 2011 Eastern Subregional724224

1890Money out of Thin AirNEERC 2011 Eastern Subregional364440

1891Language OceanNEERC 2011 Eastern Subregional318502

1892Morning in KoltsovoNEERC 2011 Eastern Subregional272584

1893A380NEERC 2011 Eastern Subregional297655

1894Non-Flying WeatherNEERC 2011 Eastern Subregional951569

1895Steaks on BoardNEERC 2011 Eastern Subregional582423

1900Brainwashing DeviceUral Championship 2012267480

1901Space ElevatorsUral Championship 2012374346

1902Neo-VeniceUral Championship 2012150888

1903Unidentified ShipsUral Championship 2012217585

1904The Lessons of the PastUral Championship 2012434299

1905Travel in TimeUral Championship 2012154810

1906The Lost CivilizationUral Championship 2012145536

1907Coffee and BunsUral Championship 2012124992

1908Brute-force SearchUral Championship 2012771527

1909Space ReconUral Championship 2012313241

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional380835

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional422543

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional193651

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1161050

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional333075

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional844155

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional621837

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional822159

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional213593

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional901322

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional299428

1921Chaos and OrderUral Regional School Programming Contest 2012142866

1922Superhero TeamUral Regional School Programming Contest 2012584222

1923Scary PoliticsUral Regional School Programming Contest 2012355361

1924Four ImpsUral Regional School Programming Contest 2012346538

1925British Scientists Save the WorldUral Regional School Programming Contest 2012214761

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012189661

1927Herbs and MagicUral Regional School Programming Contest 2012159779

1928Another Ecology ProblemUral Regional School Programming Contest 2012247512

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012500258

1930Ivan's CarUral Regional School Programming Contest 2012731178

1931Excellent TeamUral FU Championship 2012967133

1932The Secret of IdentifierUral FU Championship 2012199624

1933Guns for Battle!Ural FU Championship 2012476268

1934Black SpotUral FU Championship 2012394323

1935Tears of DrownedUral FU Championship 2012171775

1936RoshamboUral FU Championship 2012163754

1937Davy Jones’s OrganUral FU Championship 2012128945

1938Caribbean TriangleUral FU Championship 2012333032

1939First SealUral FU Championship 2012224557

1940Not So Simple YearsUral FU Championship 2012202615

1941Scary Martian WordUral FU Personal Contest 2012415295

1942Attack at the OrbitUral FU Personal Contest 2012305398

1943Space RummyUral FU Personal Contest 2012198603

1944Record of the Attack at the OrbitUral FU Personal Contest 2012758163

1945Many-armed BrothersUral FU Personal Contest 2012522023

1946Chinese Hockey 3Ural FU Personal Contest 2012961183

1947MeanderUral FU Personal Contest 2012921229

1948The Robot on the LineUral FU Personal Contest 2012139842

1949The Best Picture in the GalaxyUral FU Personal Contest 2012130896

1950Martian FarmlandsUral FU Personal Contest 2012811378

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup811223

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup29267

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup621545

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup213589

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup282928

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup661464

1957MundialPetrozavodsk Winter 2013. Kontur Cup253178

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup292852

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup153683

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup185571

1961Cantonese DialectUral FU Personal Contest 2013164636

1962In Chinese RestaurantUral FU Personal Contest 2013193545

1963KiteUral FU Personal Contest 2013296362

1964Chinese DialectsUral FU Personal Contest 2013814134

1965Pear TreesUral FU Personal Contest 20131001006

1966Cycling RoadsUral FU Personal Contest 2013197534

1967Programmer CasinoUral FU Personal Contest 2013164255

1968Glass PyramidUral FU Personal Contest 2013921085

1969Hong Kong TramUral FU Personal Contest 2013541729

1970皇后像廣場Ural FU Personal Contest 2013117871

1971Graphics SettingsUral Championship 2013232442

1972Game TestingUral Championship 2013392183

1973Location GeneratorUral Championship 2013183821

1974Similar TunesUral Championship 2013147681

1975Model of the EarthUral Championship 2013282815

1976Game OptimizationUral Championship 2013110892

1977Energy WallUral Championship 2013481844

1978E-LiteUral Championship 2013362326

1979Resources DistributionUral Championship 2013112877

1980Road to InvestorUral Championship 2013212482

1981Parallel and PerpendicularOpen Ural FU Championship 2013404242

1982Electrification PlanOpen Ural FU Championship 2013727136

1983Nectar GatheringOpen Ural FU Championship 2013103888

1984Dummy GuyOpen Ural FU Championship 2013722137

1985Prime SquareOpen Ural FU Championship 2013851056

1986Paul’s SaladsOpen Ural FU Championship 2013137683

1987Nested SegmentsOpen Ural FU Championship 2013474207

1988Planet Ocean LandingOpen Ural FU Championship 2013133702

1989SubpalindromesOpen Ural FU Championship 2013348280

1990PodracingNEERC 2013 Eastern Subregional178530

1991The battle near the swampNEERC 2013 Eastern Subregional190952

1992CVSNEERC 2013 Eastern Subregional290332

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional706139

1994The Emperor's planNEERC 2013 Eastern Subregional164573

1995Illegal spicesNEERC 2013 Eastern Subregional287336

1996Cipher Message 3NEERC 2013 Eastern Subregional133697

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional309313

1998The old PadawanNEERC 2013 Eastern Subregional425229

1999The secret moduleNEERC 2013 Eastern Subregional193438

2000Grand Theft Array VUral Regional School Programming Contest 2013835117

2001Mathematicians and BerriesUral Regional School Programming Contest 2013312531

2002Test TaskUral Regional School Programming Contest 2013145467

2003Simple MagicUral Regional School Programming Contest 2013418230

2004Scientists from SpilkovoUral Regional School Programming Contest 2013195481

2005Taxi for ProgrammersUral Regional School Programming Contest 2013139570

2006Kirill the GardenerUral Regional School Programming Contest 2013322346

2007Mutants versus MachinesUral Regional School Programming Contest 2013811083

2008SwiftyUral Regional School Programming Contest 2013145636

2009Canteen LineUral Regional School Programming Contest 2013191490

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201399198

2011Long StatementUral Regional School Programming Contest 2013126477

2012About Grisha N.NEERC 2014 Eastern Subregional230630

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional123527

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional182365

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional374183

2016Magic and ScienceNEERC 2014 Eastern Subregional113337

2017Best of a bad lotNEERC 2014 Eastern Subregional85738

2018The Debut AlbumNEERC 2014 Eastern Subregional502137

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional432159

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional610113

2021Scarily interesting!NEERC 2014 Eastern Subregional276245

2022Riding a ToadNEERC 2014 Eastern Subregional311709

2023Donald is a postmanNEERC 2014 Eastern Subregional144248

2024Adventure TimeUral Regional School Programming Contest 2014339198

2025Line FightingUral Regional School Programming Contest 201473792

2026Dean and ScheduleUral Regional School Programming Contest 2014214308

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014230287

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014145445

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014188348

2030Awesome Backup SystemUral Regional School Programming Contest 2014164396

2031Overturned NumbersUral Regional School Programming Contest 201481783

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014136472

2033DevicesUral Regional School Programming Contest 201469997

2034CaravansUral Regional School Programming Contest 2014243272

2035Another Dress RehearsalUral Regional School Programming Contest 201493873

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest551034

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest68861

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest192317

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest73951

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest105584

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest371429

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest73952

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest123054

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest123054

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest126494

2046The First Day at SchoolUral Championship 2015144346

2047MathsUral Championship 2015123400

2048HistoryUral Championship 2015100484

2049ChemistryUral Championship 201582958

20503D-modelingUral Championship 2015321268

2051PhysicsUral Championship 2015142218

2052Physical EducationUral Championship 201557795

2053BiologyUral Championship 2015171972

2054AstronomyUral Championship 201553548

2055Urban GeographyUral Championship 2015291365

2056ScholarshipUral Championship 2015341152

2057Non-palidromic cuttingPalindromic Contest 82645

2058100500 palidnromesPalindromic Contest 62976

2059Not common palindromesPalindromic Contest 161831

2060Subpalindrome pairsPalindromic Contest 51781

2061oeis A216264Palindromic Contest 23968