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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem6963018

1001Reverse Root1969518

1002Phone NumbersCentral European Olympiad in Informatics 19995596211

1003ParityCentral European Olympiad in Informatics 19993045388

1004Sightseeing TripCentral European Olympiad in Informatics 19992130554

1005Stone PileUSU Championship 19971258894

1006Square FramesUSU Championship 19971359865

1007Code WordsUSU Championship 19973259362

1008Image EncodingUSTU PhysTech Cup 20003661322

1009K-based NumbersUSU Championship 19971231596

1010Discrete FunctionUSTU PhysTech Cup 20004613256

1011ConductorsUSU Championship 19975282224

1012K-based Numbers. Version 26853172

1013K-based Numbers. Version 3258316

1014Product of DigitsUSU Local Contest. 199910934108

1015Test the Difference!USU Local Contest. 19992956398

1016Cube on the WalkUSU Local Contest. 19991576744

1017StaircasesUSU Local Contest. 19997191164

1018Binary Apple TreeUSU Local Contest. 19994018293

1019Line PaintingUSU Local Contest. 19992703435

1020RopeAutumn School Contest 200011093106

1021Sacrament of the SumAutumn School Contest 20008479139

1022Genealogical TreeAutumn School Contest 20008705135

1023ButtonsAutumn School Contest 20005886200

1024PermutationsAutumn School Contest 20004038291

1025Democracy in DangerAutumn School Contest 20001644872

1026Questions and AnswersAutumn School Contest 20008207143

1027D++ AgainAutumn School Contest 20002115555

1028StarsUral Championship 19994397267

1029MinistryUral Championship 19993091331

1030TitanicUral Championship 19991464798

1031Railway TicketsUral Championship 19993350350

1032Find a MultipleUral Championship 19993545289

1033LabyrinthUral Championship 19995170227

1034Queens in Peaceful PositionsUral Championship 19991638713

1035Cross-stitchUral Championship 19999451228

1036Lucky Tickets3807308

1037Memory ManagementUSU Championship 20001572736

1038Spell CheckerUSU Championship 20002773419

1039Anniversary PartyUSU Championship 20003060379

1040Airline CompanyUSU Championship 20001180979

1041NikiforUSU Championship 20005502080

1042Central HeatingUSU Championship 20001470787

1043Cover an ArcUSU Championship 20007681497

1044Lucky Tickets. Easy!USU Championship 20009903118

1045Funny GameUSU Local Contest. March 20002190524

1046Geometrical DreamsUSU Local Contest. March 20006561728

1047Simple CalculationsUSU Local Contest. March 20004172275

1048Superlong SumsUSU Local Contest. March 20006298182

1049Brave BalloonistsUSU Local Contest. March 20004900235

1050Preparing an ArticleUSU Local Contest. March 20008671313

1051Simple Game on a GridUSU Local Contest. March 20002508457

1052Rabbit HuntUSU Local Contest. March 20005210221

1053PinocchioNEERC 2000 Central Subregional3907293

1054Hanoi TowerNEERC 2000 Central Subregional1868612

1055CombinationsNEERC 2000 Central Subregional3088371

1056Computer NetNEERC 2000 Central Subregional2235512

1057Amount of DegreesNEERC 2000 Central Subregional1602713

1058ChocolateNEERC 2000 Central Subregional3573124

1059ExpressionNEERC 2000 Central Subregional1971580

1060Flip GameNEERC 20003199340

1061Buffer ManagerNEERC 20001886575

1062TriathlonNEERC 20006331693

1063Domino PuzzleNEERC 20005232042

1064Binary SearchNEERC 20001915566

1065FrontierNEERC 20008141322

1066GarlandNEERC 20002136507

1067Disk TreeNEERC 20001781608

1068Sum2486644

1069Prufer CodeUSU Personal Contest 20012016523

1070Local TimeUSU Personal Contest 20011795587

1071Nikifor 2USU Personal Contest 20011846571

1072RoutingUSU Personal Contest 20012267465

1073Square CountryUSU Personal Contest 20016598160

1074Very Short ProblemUSU Personal Contest 20014902119

1075Thread in a SpaceUSU Personal Contest 200110161033

1076Trash1652634

1077Travelling Tours929408

1078SegmentsWinter Mathematical Festival Varna 20012755379

1079MaximumWinter Mathematical Festival Varna 20019077115

1080Map ColoringWinter Mathematical Festival Varna 20014029260

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014088256

1082Gaby IvanushkaSpring School Contest 20019117114

1083Factorials!!!Spring School Contest 20011358776

1084Goat in the GardenSpring School Contest 20017040147

1085MeetingSpring School Contest 20011822567

1086CryptographySpring School Contest 20018525122

1087The Time to Take StonesSpring School Contest 20013842270

1088Ilya MurometzSpring School Contest 20011569658

1089Verification with a VocabularySpring School Contest 20012426427

1090In the Army NowUSU Local Contest. March 20012772355

1091Tmutarakan ExamsUSU Local Contest. March 20012053479

1092TransversalUSU Local Contest. March 20014552125

1093DartsUSU Local Contest. March 20015231854

1094E-screenUSU Local Contest. March 20012419407

1095Nikifor 3USU Local Contest. March 20011981496

1096Get the Right Route Plate!USU Local Contest. March 20011508651

1097Square Country 2USU Local Contest. March 20017351326

1098Questions1895496

1099Work Scheduling6841289

1100Final StandingsTetrahedron Team Online Contest May 2001726252

1101Robot in the FieldTetrahedron Team Online Contest May 2001699537

1102Strange DialogTetrahedron Team Online Contest May 20012061184

1103Pencils and CirclesTetrahedron Team Online Contest May 2001771487

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001388098

1105Observers ColoringTetrahedron Team Online Contest May 2001467798

1106Two TeamsTetrahedron Team Online Contest May 2001453884

1107Warehouse ProblemTetrahedron Team Online Contest May 2001921409

1108HeritageBulgarian Online Contest September 20011561244

1109ConferenceBulgarian Online Contest September 20011502253

1110PowerBulgarian Online Contest September 2001671157

1111SquaresBulgarian Online Contest September 2001961395

1112CoverBulgarian Online Contest September 20011907200

1113JeepBulgarian Online Contest September 20011531249

1114BoxesBulgarian Online Contest September 20012010190

1115ShipsBulgarian Online Contest September 2001970391

1116Piecewise Constant FunctionAutumn School Contest 20011221312

1117HierarchyAutumn School Contest 20011374277

1118Nontrivial NumbersAutumn School Contest 20013639105

1119MetroAutumn School Contest 2001428389

1120Sum of Sequential NumbersAutumn School Contest 2001446086

1121BranchesAutumn School Contest 20011179323

1122GameAutumn School Contest 20011620235

1123SalaryAutumn School Contest 20013054125

1124MosaicUSU Championship 20011237308

1125HopscotchUSU Championship 20011700224

1126Magnetic StormsUSU Championship 20013327115

1127Colored BricksUSU Championship 20011242307

1128Partition into GroupsUSU Championship 2001917414

1129Door PaintingUSU Championship 2001842451

1130Nikifor's WalkUSU Championship 2001375997

1131CopyingUSU Championship 2001544070

1132Square Root528714

1133Fibonacci SequenceNEERC 2001 Central Subregional2046187

1134CardsNEERC 2001 Central Subregional2135179

1135RecruitsNEERC 2001 Central Subregional2331164

1136ParliamentNEERC 2001 Central Subregional3695104

1137Bus RoutesNEERC 2001 Central Subregional1215314

1138Integer PercentageNEERC 2001 Central Subregional1927198

1139City BlocksNEERC 2001 Central Subregional467582

1140Swamp IncidentNEERC 2001 Central Subregional1075354

1141RSA Attack1013376

1142RelationsDSAP Vietnam Online Contest November 20012655144

1143Electric PathDSAP Vietnam Online Contest November 2001711533

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012081764

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001895425

1146Maximum SumDSAP Vietnam Online Contest November 2001399596

1147Shaping RegionsDSAP Vietnam Online Contest November 2001450836

1148Building TowersDSAP Vietnam Online Contest November 20011871952

1149Sinus Dances586366

1150Page NumbersUral Championship 2001. Round 21615237

1151RadiobeaconsUral Championship 2001. Round 23611037

1152False MirrorsUral Championship 2001. Round 21919199

1153SupercomputerUral Championship 2001. Round 21223312

1154Mages ContestUral Championship 2001. Round 2439857

1155TroubleduonsUral Championship 2001. Round 2815466

1156Two RoundsUral Championship 2001. Round 21118341

1157Young TilerUral Championship 2001. Round 22334164

1158Censored!NEERC 2001 Northern Subregional748508

1159FenceNEERC 2001 Northern Subregional509742

1160NetworkNEERC 2001 Northern Subregional1139342

1161StripiesNEERC 2001 Northern Subregional407494

1162Currency ExchangeNEERC 2001 Northern Subregional793479

1163ChapaevNEERC 2001 Northern Subregional1921905

1164FillwordNEERC 2001 Northern Subregional2008191

1165SubnumberNEERC 2001 Northern Subregional455828

1166Funny Card GameNEERC 2001 Northern Subregional1093354

1167Bicolored HorsesRomanian Online Contest December 20012445157

1168Radio StationsRomanian Online Contest December 2001549689

1169PairsRomanian Online Contest December 2001518729

1170DesertRomanian Online Contest December 20012541459

1171Lost in SpaceRomanian Online Contest December 20012821319

1172Ship RoutesRomanian Online Contest December 2001659576

1173Lazy SnailRomanian Online Contest December 20013571049

1174Weird PermutationsRomanian Online Contest December 2001593639

1175Strange SequenceUSU Personal Contest 2002415909

1176HyperchannelsUSU Personal Contest 20021023374

1177Like ComparisonsUSU Personal Contest 20022881297

1178Akbardin’s RoadsUSU Personal Contest 20022626147

1179Numbers in TextUSU Personal Contest 20021411272

1180Stone GameUSU Personal Contest 2002436988

1181Cutting a Painted PolygonUSU Personal Contest 2002896427

1182Team Them Up!NEERC 2001741515

1183Brackets SequenceNEERC 20011751220

1184Cable MasterNEERC 20011298296

1185WallNEERC 20011133338

1186Chemical ReactionsNEERC 2001577659

1187Statistical TroubleNEERC 20011861974

1188LibraryNEERC 20011772069

1189Pairs of IntegersNEERC 2001813470

1190Bar of ChocolateSpring School Contest 20021210317

1191Catch the thief!Spring School Contest 20021590242

1192Ball in a DreamSpring School Contest 20023368114

1193Queue at the ExamSpring School Contest 20022142180

1194HandshakesSpring School Contest 2002471082

1195Ouths and CrossesSpring School Contest 20021472261

1196History ExamSpring School Contest 2002602764

1197Lonesome KnightSpring School Contest 20021192232

1198Jobbery641630

1199Mouse863712

1200Horns and HoofsUSU Local Contest. March 20021806213

1201Which Day Is It?USU Local Contest. March 20021141336

1202Rectangles TravelUSU Local Contest. March 2002893429

1203Scientific ConferenceUSU Local Contest. March 20023691105

1204IdempotentsUSU Local Contest. March 20021641234

1205By the Underground or by Foot?USU Local Contest. March 20021602240

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023176121

1207Median on the PlaneUSU Local Contest. March 20022054188

1208Legendary Teams ContestUSU Local Contest. March 20021979195

12091, 10, 100, 1000...Autumn School Contest 2002906843

1210Kind SpiritsAutumn School Contest 20022511155

1211Collective GuaranteeAutumn School Contest 20021399278

1212BattleshipAutumn School Contest 2002767504

1213Cockroaches!Autumn School Contest 20022285171

1214Strange ProcedureAutumn School Contest 20023812102

1215Exactness of Projectile HitAutumn School Contest 20021259309

1216Two Pawns and One KingUSU Championship 20021911950

1217Unlucky TicketsUSU Championship 2002983395

1218Episode N-th: The Jedi TournamentUSU Championship 20021151338

1219Symbolic SequenceUSU Championship 20023259120

1220StacksUSU Championship 20021426273

1221Malevich Strikes Back!USU Championship 2002934415

1222Chernobyl’ EaglesUSU Championship 20022775141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021122346

1224SpiralNEERC 2002 Central Subregional541272

1225FlagsNEERC 2002 Central Subregional849746

1226esreveR redrONEERC 2002 Central Subregional3346117

1227Rally ChampionshipNEERC 2002 Central Subregional1230316

1228ArrayNEERC 2002 Central Subregional3737105

1229Strong BrickworkNEERC 2002 Central Subregional1022380

1230Introspective ProgramNEERC 2002 Central Subregional541711

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1822042

1232Asteroid LandingNEERC 2002 Central Subregional1742131

1233Amusing NumbersNEERC 2002429895

1234BricksNEERC 2002596648

1235Cricket FieldNEERC 2002514750

1236Decoding TaskNEERC 2002804482

1237Evacuation PlanNEERC 2002418919

1238FoldingNEERC 2002829469

1239Ghost BustersNEERC 20021382654

1240Heroes of Might and MagicNEERC 20022761373

1241Inlay CuttersNEERC 20022421561

1242WerewolfUSU Personal Contest 20031700231

1243Divorce of the Seven DwarfsUSU Personal Contest 2003700856

1244GentlemenUSU Personal Contest 20031389282

1245PicturesUSU Personal Contest 2003428901

1246Tethered DogUSU Personal Contest 20031081362

1247Check a SequenceUSU Personal Contest 20031602245

1248Sequence SumUSU Personal Contest 2003606640

1249Ancient NecropolisUSU Local Contest. March 20031867210

1250Sea BurialUSU Local Contest. March 2003539719

1251Cemetery ManagerUSU Local Contest. March 20032481530

1252Sorting the TombstonesUSU Local Contest. March 2003934418

1253NecrologuesUSU Local Contest. March 2003593655

1254Die HardUSU Local Contest. March 2003600647

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031468267

1256Cemetery GuardUSU Local Contest. March 20031622295

1257HyphenationAutumn School Contest 20032231713

1258PoolAutumn School Contest 2003901438

1259How to Become Star?Autumn School Contest 20031019388

1260Nudnik PhotographerAutumn School Contest 20033107128

1261TipsAutumn School Contest 20031099360

1262Pseudo-Roman NumberAutumn School Contest 20031097361

1263ElectionsAutumn School Contest 2003819049

1264WorkdaysAutumn School Contest 20031317730

1265MirrorUSU Championship 20032691431

1266Kirchhoff's LawUSU Championship 20032681437

1267Yekaterinburg SubwayUSU Championship 20031842059

1268Little ChuUSU Championship 2003484808

1269Obscene Words FilterUSU Championship 2003476822

1270UnicubeUSU Championship 20031652282

1271Sailing DirectionsUSU Championship 2003804437

1272Non-Yekaterinburg SubwayUSU Championship 20032302173

1273TieUSU Championship 2003826478

1274Fractional ArithmeticNEERC 2003 Central Subregional560701

1275Knights of the Round TableNEERC 2003 Central Subregional1502498

1276TrainNEERC 2003 Central Subregional482812

1277Cops and ThievesNEERC 2003 Central Subregional446876

1278“… Connecting People”NEERC 2003 Central Subregional411949

1279WarehouseNEERC 2003 Central Subregional1020388

1280Topological SortingNEERC 2003 Central Subregional2388167

1281River BasinNEERC 2003 Central Subregional2851355

1282Game TreeNEERC 2003 Central Subregional1112356

1283DwarfUSU Personal Contest 20043125128

1284Space PokerUSU Personal Contest 20041662283

1285Thread in a HyperspaceUSU Personal Contest 2004425924

1286Starship TravelUSU Personal Contest 2004579682

1287Mars CanalsUSU Personal Contest 2004993401

1288AstrolocationUSU Personal Contest 20041842071

1289One Way TicketUSU Personal Contest 20041024389

1290SabotageSpring School Contest 2004477984

1291Gear-wheelsSpring School Contest 2004940423

1292Mars Space StationsSpring School Contest 20041087367

1293EniyaSpring School Contest 20041883721

1294Mars SatellitesSpring School Contest 20041251319

1295Crazy NotionsSpring School Contest 20042469162

1296HyperjumpSpring School Contest 20043675109

1297PalindromeSpring School Contest 2004424894

1298KnightSpring School Contest 20041565255

1299PsyloniansSpring School Contest 20042671452

1300TaxesUral Championship 19981462579

1301Cube in LabyrinthUral Championship 1998553715

1302Delta-waveUral Championship 19981216328

1303Minimal CoverageUral Championship 19981643243

1304ParallelepipedUral Championship 19982101829

1305Convex HullUral Championship 1998556711

1306Sequence MedianUral Championship 19982618153

1307ArchiverUral Championship 2004. Round 13171231

1308Dean's PyramidUral Championship 2004. Round 11432632

1309DisputeUral Championship 2004. Round 1637622

1310ACM DiagnosticsUral Championship 2004. Round 13161235

1311Stable ConstructionUral Championship 2004. Round 13761043

1312TrayUral Championship 2004. Round 11402684

1313Some Words about SportUral Championship 2004. Round 1969341

1314Chase in SubwayUral Championship 2004. Round 1730544

1315MDPAR and MIIARUral Championship 2004. Round 11872044

1316Electronic AuctionUral Championship 2004. Round 1808492

1317HailUral Championship 2004. Round 23571097

1318LogarithmUral Championship 2004. Round 22811384

1319HotelUral Championship 2004. Round 2903345

1320Graph DecompositionUral Championship 2004. Round 21214329

1321Floor IndicatorUral Championship 2004. Round 23051278

1322SpyUral Championship 2004. Round 2791503

1323ClassmatesUral Championship 2004. Round 2493801

1324Extra SpacesUral Championship 2004. Round 2442891

1325DirtUral Championship 2004. Round 2655606

1326Bottle TapsUral Championship 2004. Round 2815488

1327FusesAutumn School Contest 2004756554

1328FireballAutumn School Contest 20042941336

1329Galactic HistoryAutumn School Contest 2004828484

1330IntervalsAutumn School Contest 20043687110

1331VladislavaAutumn School Contest 20043941005

1332Genie BomberAutumn School Contest 2004621643

1333Genie Bomber 2Autumn School Contest 20041748231

1334CheckersAutumn School Contest 2004761527

1335White ThesisAutumn School Contest 20042265178

1336Problem of Ben BetsalelAutumn School Contest 20043149129

1337BureaucracyAutumn School Contest 20042431605

1338AutomobilesUSU Championship 20042251736

1339BabiesUSU Championship 2004412967

1340CucarachaUSU Championship 2004794585

1341DeviceUSU Championship 20043611100

1342EnterpriseUSU Championship 2004465859

1343Fairy TaleUSU Championship 2004987409

1344Gigantic TurnipUSU Championship 2004794585

1345HTMLUSU Championship 20042751432

1346Intervals of MonotonicityUSU Championship 20041168346

1347BlogSpring School Contest 20052681469

1348Goat in the Garden 2Spring School Contest 20051979205

1349FarmSpring School Contest 2005702758

1350CanteenSpring School Contest 2005983411

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005714564

1352Mersenne PrimesSpring School Contest 20052979137

1353Milliard Vasya's FunctionSpring School Contest 20053301123

1354Palindrome. Again PalindromeSpring School Contest 20052376171

1355Bald Spot RevisitedSpring School Contest 20051691240

1356Something EasierSpring School Contest 20051046387

1357Teakettle 1.0 for DummiesSpring School Contest 20053391170

1358CablesSpring School Contest 2005665605

1359ConstructionSpring School Contest 20053201238

1360Philosophical DisputeUral Championship 2005. Round 22931350

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21742223

1362Classmates 2Ural Championship 2005. Round 2731552

1363HalftonesUral Championship 2005. Round 2487052

1364LaraKillerUral Championship 2005. Round 2429932

1365Testing CalculatorUral Championship 2005. Round 2675312

1366PresentsUral Championship 2005. Round 2759532

1367Top SecretUral Championship 2005. Round 21223099

1368Goat in the Garden 3Ural Championship 2005. Round 21652337

1369Cockroach RaceUral Championship 2005. Round 21814607

1370MagicianUral Championship 2005. Round 24080100

1371Cargo AgencyUral Championship 2005. Round 1605668

1372Death StarUral Championship 2005. Round 1635625

1373Pictura ex MachinaUral Championship 2005. Round 1453887

1374MisereUral Championship 2005. Round 12611406

1375Bill CleversUral Championship 2005. Round 1680595

1376Dean's Pyramid 2Ural Championship 2005. Round 1359125

1377Lara CroftUral Championship 2005. Round 11361300

1378Artificial IntelligenceUral Championship 2005. Round 12161817

1379Cups TransportationUral Championship 2005. Round 1487826

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest943949

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1083481

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest1912043

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2113249

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest665404

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1669245

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3411170

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2451611

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1218668

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest527765

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2711100

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest705134

1392Dreaming of Stars515782

1393Average Common Prefix3001308

1394Ships. Version 2527382

1395Pascal vs. C++. Version 21192994

1396Maximum. Version 21831993

1397Points Game1682069

1398Bishop and Pawn359966

1399Economical Director1812721

1400Cellular CharactersAutumn School Contest 2005741547

1401GamersAutumn School Contest 2005828490

1402CocktailsAutumn School Contest 20052877142

1403CourierAutumn School Contest 20051087374

1404Easy to Hack!Autumn School Contest 2005478786

1405Goat in the Garden 5Autumn School Contest 2005542744

1406Next NumberAutumn School Contest 20051188343

1407One-two, One-twoAutumn School Contest 20051015401

1408Polynomial MultiplicationAutumn School Contest 20053381180

1409Two GangstersAutumn School Contest 20051807623

1410CrackUSU Championship 2005890454

141140 Islands KnightsUSU Championship 20051263006

1412Autumn TideUSU Championship 20052651487

1413Mars JumperUSU Championship 20052284178

1414Astronomical DatabaseUSU Championship 2005736548

1415Mobile LifeUSU Championship 20052511677

1416ConfidentialUSU Championship 2005932434

1417Space Poker 2USU Championship 20052101858

1418Military StoryUSU Championship 2005406983

1419Maps of the Island WorldsUSU Championship 20052751435

1420Integer-Valued Complex DivisionUSU Championship 20052291711

1421Credit OperationsTimus Top Coders: First Challenge676577

1422FirefliesTimus Top Coders: First Challenge413935

1423String TaleTimus Top Coders: First Challenge1984198

1424MinibusTimus Top Coders: First Challenge503771

1425Queen 2Timus Top Coders: First Challenge2071823

1426RectanglesTimus Top Coders: First Challenge685071

1427SMSTimus Top Coders: First Challenge981399

1428Jedi RiddleTimus Top Coders: First Challenge805485

1429BiscuitsTimus Top Coders: First Challenge1103296

1430Crime and PunishmentTimus Top Coders: First Challenge787496

1431DiplomasUSU Personal Contest 20061118349

1432Twofold LuckUSU Personal Contest 2006378379

1433DiamondsUSU Personal Contest 20061551252

1434Buses in VasyukiUSU Personal Contest 20063341145

1435Financial ErrorUSU Personal Contest 2006398965

1436BillboardUSU Personal Contest 2006454849

1437Gasoline StationUSU Personal Contest 2006681570

1438Time Limit ExceededUSU Personal Contest 20061123228

1439Battle with You-Know-WhoUral Championship 2006732526

1440Training ScheduleUral Championship 2006546702

1441From the History of Gringotts BankUral Championship 20062571461

1442Floo PowderUral Championship 20061173073

1443RailsUral Championship 2006568675

1444ElephpotamusUral Championship 20063361128

1445Christmas giftsUral Championship 2006643598

1446Sorting HatUral Championship 2006400497

1447Portkey NetworkUral Championship 20063371125

1448Lighting in HogwartsUral Championship 2006678567

1449Credit Operations 2Timus Top Coders: Second Challenge2601433

1450Russian PipelinesTimus Top Coders: Second Challenge1138337

1451Beerhouse TaleTimus Top Coders: Second Challenge382987

1452Pascal vs. C++Timus Top Coders: Second Challenge581655

1453QueenTimus Top Coders: Second Challenge3101209

1454Rectangles 2Timus Top Coders: Second Challenge1362650

1455Freedom of SpeechTimus Top Coders: Second Challenge1921915

1456Jedi Riddle 2Timus Top Coders: Second Challenge465814

1457Heating MainTimus Top Coders: Second Challenge542771

1458War GamesTimus Top Coders: Second Challenge3191176

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2001777

1460WiresPetrozavodsk Winter 2006. USU Contest724551

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3541025

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest402906

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest491745

1464LightPetrozavodsk Winter 2006. USU Contest1172939

1465Pawn GamePetrozavodsk Winter 2006. USU Contest613599

1466Magic SquarePetrozavodsk Winter 2006. USU Contest963521

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2841269

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest449802

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2691319

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1256291

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1321277

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3041172

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest644974

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest515701

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest704601

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2291540

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1242747

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest774231

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest486346

1480CouponsUSU Championship 2006849427

1481Winning ChancesUSU Championship 20061482320

1482Triangle GameUSU Championship 20061142956

1483Table FootballUSU Championship 20061011359

1484Film RatingUSU Championship 2006490733

1485Football and LieUSU Championship 20062181607

1486Equal SquaresUSU Championship 2006530679

1487Chinese FootballUSU Championship 20062821255

1488ACM PokerUSU Championship 20062221580

1489Points on a ParallelepipedAutumn School Contest 2006913396

1490Fire CircleAutumn School Contest 20061679217

1491Unreal StoryAutumn School Contest 20061642221

1492Vasya's Dad 2Autumn School Contest 20061901828

1493One Step from HappinessAutumn School Contest 2006646057

1494MonobilliardsAutumn School Contest 20061643221

1495One-two, One-two 2Autumn School Contest 2006963376

1496SpammerAutumn School Contest 2006599561

1497Cutting a SquareAutumn School Contest 20061231295

1498Stroke at Full SpeedAutumn School Contest 2006408875

1499KerchiefsAutumn School Contest 20062571370

1500Pass LicensesNEERC 2006 Eastern Subregional529675

1501Sense of BeautyNEERC 2006 Eastern Subregional1239291

1502Domino DotsNEERC 2006 Eastern Subregional451980

1503PolynomialNEERC 2006 Eastern Subregional1831886

1504Good MannersNEERC 2006 Eastern Subregional1582167

1505Oil TransferNEERC 2006 Eastern Subregional1192822

1506Columns of NumbersNEERC 2006 Eastern Subregional2169167

1507Difficult DecisionNEERC 2006 Eastern Subregional860418

1508Japanese PuzzleNEERC 2006 Eastern Subregional1991742

1509Domino RecognitionNEERC 2006 Eastern Subregional923569

1510OrderNEERC 2006 Eastern Subregional388194

1511Fiscal OperationsTimus Top Coders: Third Challenge3041141

1512ZiniumTimus Top Coders: Third Challenge450779

1513Lemon TaleTimus Top Coders: Third Challenge833425

1514National ParkTimus Top Coders: Third Challenge1901791

1515CashmasterTimus Top Coders: Third Challenge1633218

1516NostalgiaTimus Top Coders: Third Challenge2001706

1517Freedom of ChoiceTimus Top Coders: Third Challenge1028345

1518Jedi Riddle 3Timus Top Coders: Third Challenge3341041

1519Formula 1Timus Top Coders: Third Challenge822431

1520Empire Strikes BackTimus Top Coders: Third Challenge1322522

1521War Games 2Timus Top Coders: Third Challenge1067333

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1831817

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest924375

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1613487

1525PathPetrozavodsk Winter 2007. D.Gozman Contest714484

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2351431

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2491354

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1354257

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest754126

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest384890

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2621289

1532Lost in TranslationUSU Personal Contest 20071711929

1533Fat HobbitsUSU Personal Contest 20072751225

1534Football in GondorUSU Personal Contest 2007617557

1535The Hobbit or There and Back AgainUSU Personal Contest 2007736468

1536Delights of Pipe-weedUSU Personal Contest 2007367591

1537EntsUSU Personal Contest 20071228282

1538Towers of GuardUSU Personal Contest 20072621284

1539Intelligence DataUSU Personal Contest 20073321021

1540Battle for the RingUSU Personal Contest 20072981134

1541ChaseUSU Personal Contest 20071552116

1542AutocompletionUral Championship 2007525642

1543Dance RevolutionUral Championship 20071512134

1544Classmates 3Ural Championship 20072851165

1545HieroglyphsUral Championship 2007560861

1546Japanese SortingUral Championship 20072611268

1547Password SearchUral Championship 2007408822

1548Sakura and StatisticsUral Championship 2007621471

1549Another Japanese PuzzleUral Championship 20071512134

1550Dean's Pyramid 3Ural Championship 2007581581

1551Sumo TournamentUral Championship 20071133301

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2511249

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest602533

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest526608

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1612539

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest259315

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1711801

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest414769

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest803623

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest3161000

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1142629

1562GM-pineappleUSU Championship 2007816393

1563BayanUSU Championship 2007475268

1564Counting OnesUSU Championship 2007475669

1565The Duel for ThreeUSU Championship 20071941590

1566Triangular PostcardsUSU Championship 20071062797

1567SMS-spamUSU Championship 2007735644

1568Train Car SortingUSU Championship 20071931598

1569Networking the “Iset”USU Championship 2007317992

1570Eating HighUSU Championship 20073031037

1571InterpretersUSU Championship 2007758422

1572Yekaterinozavodsk Great WellAutumn School Contest 20072099153

1573AlchemyAutumn School Contest 20072966109

1574Mathematicians and bracketsAutumn School Contest 2007867369

1575Yekaterinburg Subway 2Autumn School Contest 2007336935

1576Telephone TariffsAutumn School Contest 20072204146

1577E-mailAutumn School Contest 2007609523

1578Mammoth HuntAutumn School Contest 2007355887

1579Coat TransportationAutumn School Contest 2007638500

1580Dean's DebtsAutumn School Contest 2007343917

1581TeamworkAutumn School Contest 2007714745

1582BookmakersNEERC 2007 Eastern Subregional2763116

1583CheeseNEERC 2007 Eastern Subregional1811686

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2481248

1585PenguinsNEERC 2007 Eastern Subregional652749

1586Threeprime NumbersNEERC 2007 Eastern Subregional1820176

1587Flying PigNEERC 2007 Eastern Subregional396793

1588JamaicaNEERC 2007 Eastern Subregional1003318

1589SokobanNEERC 2007 Eastern Subregional324776

1590Bacon’s CipherNEERC 2007 Eastern Subregional1216263

1591Abstract ThinkingNEERC 2007 Eastern Subregional3121000

1592Chinese WatchesNEERC 2007 Eastern Subregional542584

1593Square Country. Version 2336786

1594Aztec Treasure464645

1595Perfect Sequence2041214

1596Knight Mare137083

1597Chernobyl’ Eagle on a Roof. Version 2192955

1598DSA Attack133634

1599Winding Number162046

1600AirportUSU Personal Contest 2008573529

1601AntiCAPSUSU Personal Contest 2008332492

1602ElevatorUSU Personal Contest 2008729417

1603EruditeUSU Personal Contest 20081228249

1604Country of FoolsUSU Personal Contest 2008910335

1605Devil's SequenceUSU Personal Contest 2008539561

1606SlalomUSU Personal Contest 2008457660

1607TaxiUSU Personal Contest 2008524059

1608Lucky Tickets 2008Ural Championship 2008339874

1609Tram TileUral Championship 20081042676

1610CactusesUral Championship 20081651743

1611DecimationUral Championship 2008418713

1612Tram ForumUral Championship 20082122143

1613For Fans of StatisticsUral Championship 20081789170

1614National Project “Trams”Ural Championship 2008400744

1615Tram SolitaireUral Championship 20081581816

1616Square Country 4Ural Championship 2008773506

1617Flat SpotsUral Championship 2008448768

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest435471

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest463613

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2031361

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest435471

1622EndspielPetrozavodsk Winter 2008. ITMO Contest813187

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest813187

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest346590

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest303926

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest258285

1627JoinPetrozavodsk Winter 2008. ITMO Contest2411155

1628White StreaksUSU Championship 2008568492

1629TripUSU Championship 2008391709

1630TalismanUSU Championship 2008316872

1631Drunk King 2USU Championship 2008723388

1632LasersUSU Championship 2008693597

1633HippogriffsUSU Championship 2008400693

1634Spider MiteUSU Championship 20081341973

1635Mnemonics and PalindromesUSU Championship 20081264223

1636Penalty TimeUSU Championship 2008450463

1637Triangle Game 2USU Championship 2008902841

1638BookwormUSU Championship 2008339383

1639Chocolate 2Autumn School Contest 2008779936

1640Circle of WinterAutumn School Contest 20081605175

1641DutiesAutumn School Contest 2008638436

16421D MazeAutumn School Contest 2008296395

1643Attack of the Dark FortressAutumn School Contest 2008625445

1644A Whole Lot of WalnutsAutumn School Contest 2008288598

1645Ski RaceAutumn School Contest 20081476190

1646Godzilla Strikes Back!Autumn School Contest 2008358768

1647Divide an Island!Autumn School Contest 2008352781

1648YachtsAutumn School Contest 2008822340

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional336557

1650BillionairesNEERC 2008 Eastern Subregional482573

1651Shortest SubchainNEERC 2008 Eastern Subregional788353

1652Banking CrisisNEERC 2008 Eastern Subregional1162237

1653Death ConveyorNEERC 2008 Eastern Subregional297229

1654Cipher MessageNEERC 2008 Eastern Subregional421467

1655Somali PiratesNEERC 2008 Eastern Subregional1132292

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1498187

1657Cube SnakeNEERC 2008 Eastern Subregional2091287

1658Sum of DigitsNEERC 2008 Eastern Subregional1048266

1659Regular TrianglesNEERC 2008 Eastern Subregional458602

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest346291

1661DodecahedronPetrozavodsk Winter 2008. USU Contest564194

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest544325

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest892796

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1172179

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest679402

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2301153

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1311963

1668Death Star 2Petrozavodsk Winter 2008. USU Contest336437

1669Universal WordPetrozavodsk Winter 2008. USU Contest2101258

1670AsteriskPetrozavodsk Summer 2008. USU Contest1551664

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1518180

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1510983

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1381855

1674Drunk KingPetrozavodsk Summer 2008. USU Contest326538

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1281990

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1591625

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1331920

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest209153

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2581025

1680The First NonqualifyingUSU Personal Contest 20091335200

1681Brother Bear's GardenUSU Personal Contest 2009822929

1682Crazy ProfessorUSU Personal Contest 2009444594

1683FridgeUSU Personal Contest 20092077129

1684Jack's Last WordUSU Personal Contest 2009980272

1685OrthographyUSU Personal Contest 20091501178

1686Photovoltaic SpaceshipUSU Personal Contest 20092031265

1687Numismatics for FunUSU Personal Contest 20092391082

1688Team.GOV!USU Personal Contest 20092078129

1689Fisherman and BarbellUSU Personal Contest 2009324807

1690Army of MagesPetrozavodsk Winter 2009. USU Contest425616

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest753154

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest797332

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1411169

1694Killer WordsPetrozavodsk Winter 2009. USU Contest822914

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest852822

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest279928

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest464787

1698Square Country 5Petrozavodsk Winter 2009. USU Contest452580

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2111213

1700AwakeningUral Championship 2009612427

1701Ostap and PartnersUral Championship 2009437595

1702CrossroadUral Championship 20091391785

1703Robotic ArmUral Championship 20091212030

1704DemodulationUral Championship 2009912633

1705Gangster HaresUral Championship 2009315818

1706Cipher Message 2Ural Championship 2009446583

1707Hypnotoad's SecretUral Championship 20091521641

1708Sum of Digits 2Ural Championship 20091112658

1709Penguin-AviaUral Championship 20091671158

1710Boris, You Are Wrong!Ural Championship 2009457569

1711Code NamesNEERC 2009 Eastern Subregional2053120

1712Cipher GrilleNEERC 2009 Eastern Subregional320977

1713Key SubstringsNEERC 2009 Eastern Subregional423570

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional862570

1715Another Ball KillerNEERC 2009 Eastern Subregional282845

1716Alternative SolutionNEERC 2009 Eastern Subregional300796

1717Eligibility RulesNEERC 2009 Eastern Subregional912442

1718RejudgeNEERC 2009 Eastern Subregional959255

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1861259

1720Summit Online JudgeNEERC 2009 Eastern Subregional295809

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional489494

1722Observation DeckUral Regional School Programming Contest 20092251047

1723Sandro's BookUral Regional School Programming Contest 2009363168

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009361663

1725Sold Out!Ural Regional School Programming Contest 20091869131

1726VisitsUral Regional School Programming Contest 2009890273

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091401174

1728Curse on Team.GOVUral Regional School Programming Contest 2009524461

1729Dead Man's ChestUral Regional School Programming Contest 2009471511

1730ManBearPigUral Regional School Programming Contest 2009252939

1731DillUral Regional School Programming Contest 2009252197

1732Ministry of TruthUSU Championship 2009582413

1733Forgotten TechnologyUSU Championship 2009593543

1734Endgame DatabaseUSU Championship 20091361674

1735Theft of the CenturyUSU Championship 2009932374

1736Chinese HockeyUSU Championship 20091901222

1737Mnemonics and Palindromes 3USU Championship 20091088223

1738Computer SecurityUSU Championship 2009300789

1739FaryuksUSU Championship 2009892469

1740Deer is Better!USU Championship 20091728141

1741Communication FiendUSU Championship 2009872277

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest789296

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest257885

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1161875

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest250909

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1551432

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1951152

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest841278

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1321663

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2061094

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest683028

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest604385

1753BookshelfUSU Personal Contest 2010790289

1754Explosion in a PyramidUSU Personal Contest 2010444510

1755CakeUSU Personal Contest 2010333675

1756One and a Half DiggersUSU Personal Contest 20101472156

1757Gold BarsUSU Personal Contest 20101052012

1758Bald Spot Revisited 2USU Personal Contest 2010882361

1759Long-LiversUSU Personal Contest 2010606376

1760Infernal WorkUSU Personal Contest 2010407555

1761Binary PalindromeUSU Personal Contest 2010245907

1762Search for a Hiding-PlaceUSU Personal Contest 20101491455

1763Expert FleaUral Championship 2010374862

1764TranssibUral Championship 20101341587

1765Error 404Ural Championship 2010503809

1766Humpty DumptyUral Championship 20101821190

1767The House of Doctor DeeUral Championship 2010374595

1768Circular StringsUral Championship 20102161011

1769Old Ural LegendUral Championship 20101303174

1770The Party of Ural ChampionsUral Championship 20101441484

1771A Deputy's MorningUral Championship 2010374862

1772Ski-Trails for RobotsUral Championship 2010322688

1773Metro to Every HomeUral Championship 2010320693

1774Barber of the Army of MagesUral SU Championship 2010529391

1775Space BowlingUral SU Championship 2010280728

1776Anniversary FireworkUral SU Championship 2010467442

1777AnindilyakwaUral SU Championship 20101968107

1778Chinese Hockey 2Ural SU Championship 2010453836

1779The Great TeamUral SU Championship 2010805259

1780Gray CodeUral SU Championship 2010288708

1781Clean CodeUral SU Championship 20101001918

1782Jack's New WordUral SU Championship 20101221598

1783Nuclear Arms RaceUral SU Championship 2010559371

1784RoundersUral SU Championship 2010214942

1785Lost in LocalizationUral Regional School Programming Contest 20101126019

1786Sandro's BiographyUral Regional School Programming Contest 2010215797

1787Turn for MEGAUral Regional School Programming Contest 2010715029

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101511138

1789Searching for the DodecahedronUral Regional School Programming Contest 20101164179

1790Searching for the TruthUral Regional School Programming Contest 20101861073

1791Uncle Styopa and BusesUral Regional School Programming Contest 20101951026

1792Hamming CodeUral Regional School Programming Contest 2010282674

1793Tray 2Ural Regional School Programming Contest 2010664312

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101244168

1795Husband in a ShopUral Regional School Programming Contest 2010908229

1796Amusement ParkUral Regional School Programming Contest 2010224893

1797Summit Online Judge. Version 2204838

1798Fire Circle. Version 2132500

1799Sasha and swag strings34074

1800Murphy's LawNEERC 2010 Eastern Subregional1188174

1801The Revolution CupNEERC 2010 Eastern Subregional315097

1802Cube PuzzleNEERC 2010 Eastern Subregional1291503

1803The Czechs' RiflesNEERC 2010 Eastern Subregional369551

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional682302

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional268752

1806Mobile TelegraphsNEERC 2010 Eastern Subregional361563

1807Cartridges for MaximNEERC 2010 Eastern Subregional1641201

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1411384

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional449455

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest533178

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1661138

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest862086

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1621164

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest662635

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest513283

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1011804

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest227845

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1181564

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest206675

1820Ural SteaksUSU Personal Contest 2011721327

1821BiathlonUSU Personal Contest 20111325147

1822Hugo II's WarUSU Personal Contest 2011319595

1823Ideal GasUSU Personal Contest 2011720268

1824Ifrit BomberUSU Personal Contest 2011213878

1825Ifrit Bomber 2USU Personal Contest 2011251750

1826MinefieldUSU Personal Contest 2011812238

1827Indigenous WarsUSU Personal Contest 2011190979

1828Approximation by a ProgressionUSU Personal Contest 2011529363

1829Routing TablesUSU Personal Contest 2011692477

1830Help in the RNOSUral Championship 2011259713

1831Tsyfirkin's LessonUral Championship 20111001743

1832Arirang ShowUral Championship 2011263702

1833Hopes of RowingUral Championship 2011772204

1834Tennis RacketUral Championship 2011473364

1835Swamp DoctorUral Championship 2011712368

1836Babel FishUral Championship 2011203900

1837Isenbaev's NumberUral Championship 2011300864

1838Samurai's StrokeUral Championship 2011338551

1839The MentaculusUral Championship 2011861998

1840Victim of AdvertisingUral Championship 2011119132

1841CablewaysPetrozavodsk Summer 2010. USU Contest901787

1842Local RootsPetrozavodsk Summer 2010. USU Contest196162

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest522882

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1431168

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest393647

1846GCD 2010Petrozavodsk Summer 2010. USU Contest987179

1847ZamkadyePetrozavodsk Summer 2010. USU Contest373802

1848Fly HuntPetrozavodsk Summer 2010. USU Contest205956

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest861861

1850Space TourismPetrozavodsk Summer 2010. USU Contest672321

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest1041563

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest891799

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest225566

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest471370

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1531093

1856War and PeacePetrozavodsk Summer 2011. USU Contest532828

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest176958

1858Magic CubePetrozavodsk Summer 2011. USU Contest502969

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest582620

1860FiborialPetrozavodsk Summer 2011. USU Contest448389

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest277621

1862Very Wealthy MoleUral FU Championship 20111641013

1863Peaceful AtomUral FU Championship 2011185904

1864Get-Together at Den'sUral FU Championship 20111212144

1865The Island of MärketUral FU Championship 2011592554

1866Poetic FootUral FU Championship 2011284599

1867NanotechnologiesUral FU Championship 2011742098

1868Prediction ContestUral FU Championship 20111367128

1869New Year CruiseUral FU Championship 2011959182

1870Zinium 2Ural FU Championship 2011340503

1871Seismic WavesUral FU Championship 2011342501

1872Spacious OfficeUral FU Championship 2011250678

1873GOV ChroniclesUral Regional School Programming Contest 20111652106

1874Football GoalUral Regional School Programming Contest 20111038168

1875Angry BirdsUral Regional School Programming Contest 2011232725

1876Centipede's MorningUral Regional School Programming Contest 2011341751

1877Bicycle CodesUral Regional School Programming Contest 2011774823

1878Rubinchik's CubeUral Regional School Programming Contest 20111079161

1879GOV-internship 2Ural Regional School Programming Contest 20111631015

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011548532

1881Long problem statementUral Regional School Programming Contest 2011326354

1882Old NokiaUral Regional School Programming Contest 2011662310

1883Ent's BirthdayUral Regional School Programming Contest 2011183910

1884Way to the UniversityUral Regional School Programming Contest 2011363471

1885Passenger ComfortNEERC 2011 Eastern Subregional899192

1886Trip 2NEERC 2011 Eastern Subregional1041534

1887Frequent Flyer CardNEERC 2011 Eastern Subregional174951

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional464369

1889Airport AnnouncementsNEERC 2011 Eastern Subregional751230

1890Money out of Thin AirNEERC 2011 Eastern Subregional380449

1891Language OceanNEERC 2011 Eastern Subregional339501

1892Morning in KoltsovoNEERC 2011 Eastern Subregional282599

1893A380NEERC 2011 Eastern Subregional319255

1894Non-Flying WeatherNEERC 2011 Eastern Subregional971635

1895Steaks on BoardNEERC 2011 Eastern Subregional602499

1900Brainwashing DeviceUral Championship 2012322432

1901Space ElevatorsUral Championship 2012396353

1902Neo-VeniceUral Championship 2012159290

1903Unidentified ShipsUral Championship 2012226608

1904The Lessons of the PastUral Championship 2012448313

1905Travel in TimeUral Championship 2012162834

1906The Lost CivilizationUral Championship 2012155738

1907Coffee and BunsUral Championship 2012138969

1908Brute-force SearchUral Championship 2012831542

1909Space ReconUral Championship 2012333336

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional416034

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional462551

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional198687

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1211090

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional353174

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional898157

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional621984

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional855165

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional215635

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional961348

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional308449

1921Chaos and OrderUral Regional School Programming Contest 2012149894

1922Superhero TeamUral Regional School Programming Contest 2012599234

1923Scary PoliticsUral Regional School Programming Contest 2012365379

1924Four ImpsUral Regional School Programming Contest 2012383337

1925British Scientists Save the WorldUral Regional School Programming Contest 2012230961

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012196690

1927Herbs and MagicUral Regional School Programming Contest 2012168799

1928Another Ecology ProblemUral Regional School Programming Contest 2012254539

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012519269

1930Ivan's CarUral Regional School Programming Contest 2012797176

1931Excellent TeamUral FU Championship 20121024136

1932The Secret of IdentifierUral FU Championship 2012204659

1933Guns for Battle!Ural FU Championship 2012497278

1934Black SpotUral FU Championship 2012454304

1935Tears of DrownedUral FU Championship 2012185276

1936RoshamboUral FU Championship 2012169788

1937Davy Jones’s OrganUral FU Championship 2012139946

1938Caribbean TriangleUral FU Championship 2012343204

1939First SealUral FU Championship 2012231585

1940Not So Simple YearsUral FU Championship 2012207650

1941Scary Martian WordUral FU Personal Contest 2012431309

1942Attack at the OrbitUral FU Personal Contest 2012316417

1943Space RummyUral FU Personal Contest 2012202642

1944Record of the Attack at the OrbitUral FU Personal Contest 2012793169

1945Many-armed BrothersUral FU Personal Contest 2012542126

1946Chinese Hockey 3Ural FU Personal Contest 2012981260

1947MeanderUral FU Personal Contest 2012981260

1948The Robot on the LineUral FU Personal Contest 2012140907

1949The Best Picture in the GalaxyUral FU Personal Contest 2012135938

1950Martian FarmlandsUral FU Personal Contest 2012861417

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup851285

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup210171

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup671586

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup213939

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup312978

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup711507

1957MundialPetrozavodsk Winter 2013. Kontur Cup312978

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup322907

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup158727

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup213548

1961Cantonese DialectUral FU Personal Contest 2013175657

1962In Chinese RestaurantUral FU Personal Contest 2013196590

1963KiteUral FU Personal Contest 2013308382

1964Chinese DialectsUral FU Personal Contest 2013885136

1965Pear TreesUral FU Personal Contest 2013113988

1966Cycling RoadsUral FU Personal Contest 2013208557

1967Programmer CasinoUral FU Personal Contest 2013164672

1968Glass PyramidUral FU Personal Contest 2013981125

1969Hong Kong TramUral FU Personal Contest 2013561841

1970皇后像廣場Ural FU Personal Contest 2013121927

1971Graphics SettingsUral Championship 2013239473

1972Game TestingUral Championship 2013402358

1973Location GeneratorUral Championship 2013184210

1974Similar TunesUral Championship 2013150737

1975Model of the EarthUral Championship 2013293023

1976Game OptimizationUral Championship 2013116936

1977Energy WallUral Championship 2013491998

1978E-LiteUral Championship 2013392406

1979Resources DistributionUral Championship 2013119914

1980Road to InvestorUral Championship 2013223506

1981Parallel and PerpendicularUral FU Championship 2013414263

1982Electrification PlanUral FU Championship 2013825133

1983Nectar GatheringUral FU Championship 2013108943

1984Dummy GuyUral FU Championship 2013774142

1985Prime SquareUral FU Championship 2013921091

1986Paul’s SaladsUral FU Championship 2013147709

1987Nested SegmentsUral FU Championship 2013526208

1988Planet Ocean LandingUral FU Championship 2013143728

1989SubpalindromesUral FU Championship 2013368294

1990PodracingNEERC 2013 Eastern Subregional185568

1991The battle near the swampNEERC 2013 Eastern Subregional218550

1992CVSNEERC 2013 Eastern Subregional307349

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional756145

1994The Emperor's planNEERC 2013 Eastern Subregional169619

1995Illegal spicesNEERC 2013 Eastern Subregional300357

1996Cipher Message 3NEERC 2013 Eastern Subregional137753

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional319337

1998The old PadawanNEERC 2013 Eastern Subregional445243

1999The secret moduleNEERC 2013 Eastern Subregional203690

2000Grand Theft Array VUral Regional School Programming Contest 2013904120

2001Mathematicians and BerriesUral Regional School Programming Contest 2013369030

2002Test TaskUral Regional School Programming Contest 2013164166

2003Simple MagicUral Regional School Programming Contest 2013448239

2004Scientists from SpilkovoUral Regional School Programming Contest 2013204512

2005Taxi for ProgrammersUral Regional School Programming Contest 2013152871

2006Kirill the GardenerUral Regional School Programming Contest 2013372330

2007Mutants versus MachinesUral Regional School Programming Contest 2013871129

2008SwiftyUral Regional School Programming Contest 2013158652

2009Canteen LineUral Regional School Programming Contest 2013197529

2010Sasha the Young GrandmasterUral Regional School Programming Contest 2013109499

2011Long StatementUral Regional School Programming Contest 2013140477

2012About Grisha N.NEERC 2014 Eastern Subregional327725

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional152503

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional212367

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional434183

2016Magic and ScienceNEERC 2014 Eastern Subregional113878

2017Best of a bad lotNEERC 2014 Eastern Subregional98754

2018The Debut AlbumNEERC 2014 Eastern Subregional647124

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional489163

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional713113

2021Scarily interesting!NEERC 2014 Eastern Subregional305259

2022Riding a ToadNEERC 2014 Eastern Subregional361770

2023Donald is a postmanNEERC 2014 Eastern Subregional189643

2024Adventure TimeUral Regional School Programming Contest 2014378207

2025Line FightingUral Regional School Programming Contest 201486592

2026Dean and ScheduleUral Regional School Programming Contest 2014237325

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014260297

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014158478

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014209367

2030Awesome Backup SystemUral Regional School Programming Contest 2014204375

2031Overturned NumbersUral Regional School Programming Contest 2014102078

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014149505

2033DevicesUral Regional School Programming Contest 201483595

2034CaravansUral Regional School Programming Contest 2014286271

2035Another Dress RehearsalUral Regional School Programming Contest 2014115869

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest631076

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest79883

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest282068

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest74621

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest121600

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest411541

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest84365

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest133416

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest133416

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest152485

2046The First Day at SchoolUral Championship 2015203304

2047MathsUral Championship 2015176348

2048HistoryUral Championship 2015128470

2049ChemistryUral Championship 2015122945

20503D-modelingUral Championship 2015381350

2051PhysicsUral Championship 2015192234

2052Physical EducationUral Championship 201579728

2053BiologyUral Championship 2015202160

2054AstronomyUral Championship 201573810

2055Urban GeographyUral Championship 2015491098

2056ScholarshipUral Championship 2015609105

2057Non-palidromic cuttingPalindromic Contest 102962

2058100500 palidnromesPalindromic Contest 83291

2059Not common palindromesPalindromic Contest 221851

2060Subpalindrome pairsPalindromic Contest 69750

2061OEIS A216264Palindromic Contest 73485

2062Ambitious ExperimentUral Regional School Programming Contest 201590514

2063Black and WhiteUral Regional School Programming Contest 2015103455

2064CaterpillarsUral Regional School Programming Contest 201561724

2065Different SumsUral Regional School Programming Contest 2015232212

2066Simple ExpressionUral Regional School Programming Contest 201587558

2067Friends and BerriesUral Regional School Programming Contest 2015175278

2068Game of NutsUral Regional School Programming Contest 201551298

2069Hard RockUral Regional School Programming Contest 2015299166

2070Interesting NumbersUral Regional School Programming Contest 2015206238

2071Juice CocktailsUral Regional School Programming Contest 201599472

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015214229

2073Log FilesUral Regional School Programming Contest 2015301165