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Problem set


1000A+B Problem6635718

1001Reverse Root1861419

1002Phone NumbersCentral European Olympiad in Informatics 19995457211

1003ParityCentral European Olympiad in Informatics 19992966389

1004Sightseeing TripCentral European Olympiad in Informatics 19992036565

1005Stone PileUSU Championship 19971204896

1006Square FramesUSU Championship 19971332860

1007Code WordsUSU Championship 19973200360

1008Image EncodingUSTU PhysTech Cup 20003576322

1009K-based NumbersUSU Championship 19971181998

1010Discrete FunctionUSTU PhysTech Cup 20004545253

1011ConductorsUSU Championship 19975199222

1012K-based Numbers. Version 26698172

1013K-based Numbers. Version 3189357

1014Product of DigitsUSU Local Contest. 199910543109

1015Test the Difference!USU Local Contest. 19992927392

1016Cube on the WalkUSU Local Contest. 19991553736

1017StaircasesUSU Local Contest. 19996930166

1018Binary Apple TreeUSU Local Contest. 19993907294

1019Line PaintingUSU Local Contest. 19992639435

1020RopeAutumn School Contest 200010662108

1021Sacrament of the SumAutumn School Contest 20008298138

1022Genealogical TreeAutumn School Contest 20008463136

1023ButtonsAutumn School Contest 20005769199

1024PermutationsAutumn School Contest 20004939232

1025Democracy in DangerAutumn School Contest 20001588472

1026Questions and AnswersAutumn School Contest 20008019143

1027D++ AgainAutumn School Contest 20002086549

1028StarsUral Championship 19994240270

1029MinistryUral Championship 19993019331

1030TitanicUral Championship 19991415805

1031Railway TicketsUral Championship 19993292347

1032Find a MultipleUral Championship 19993470288

1033LabyrinthUral Championship 19994981230

1034Queens in Peaceful PositionsUral Championship 19991597713

1035Cross-stitchUral Championship 19999201230

1036Lucky Tickets3725307

1037Memory ManagementUSU Championship 20001553727

1038Spell CheckerUSU Championship 20002747412

1039Anniversary PartyUSU Championship 20002956383

1040Airline CompanyUSU Championship 20001152978

1041NikiforUSU Championship 20005332093

1042Central HeatingUSU Championship 20001445781

1043Cover an ArcUSU Championship 20007531489

1044Lucky Tickets. Easy!USU Championship 20009689117

1045Funny GameUSU Local Contest. March 20002113529

1046Geometrical DreamsUSU Local Contest. March 20006421722

1047Simple CalculationsUSU Local Contest. March 20004123272

1048Superlong SumsUSU Local Contest. March 20006161182

1049Brave BalloonistsUSU Local Contest. March 20004772235

1050Preparing an ArticleUSU Local Contest. March 20008471310

1051Simple Game on a GridUSU Local Contest. March 20002486450

1052Rabbit HuntUSU Local Contest. March 20005095220

1053PinocchioNEERC 2000 Central Subregional3865289

1054Hanoi TowerNEERC 2000 Central Subregional1835608

1055CombinationsNEERC 2000 Central Subregional3041367

1056Computer NetNEERC 2000 Central Subregional2190509

1057Amount of DegreesNEERC 2000 Central Subregional1546720

1058ChocolateNEERC 2000 Central Subregional3483124

1059ExpressionNEERC 2000 Central Subregional1939575

1060Flip GameNEERC 20003149337

1061Buffer ManagerNEERC 20001865567

1062TriathlonNEERC 20006231678

1063Domino PuzzleNEERC 20005112038

1064Binary SearchNEERC 20001891559

1065FrontierNEERC 20007911327

1066GarlandNEERC 20002111501

1067Disk TreeNEERC 20001749604


1069Prufer CodeUSU Personal Contest 20011954526

1070Local TimeUSU Personal Contest 20011747588

1071Nikifor 2USU Personal Contest 20011803570

1072RoutingUSU Personal Contest 20012220463

1073Square CountryUSU Personal Contest 20016344163

1074Very Short ProblemUSU Personal Contest 20014762127

1075Thread in a SpaceUSU Personal Contest 20019771047


1077Travelling Tours881420

1078SegmentsWinter Mathematical Festival Varna 20012681380

1079MaximumWinter Mathematical Festival Varna 20018853115

1080Map ColoringWinter Mathematical Festival Varna 20013864264

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20013983256

1082Gaby IvanushkaSpring School Contest 20018970113

1083Factorials!!!Spring School Contest 20011317277

1084Goat in the GardenSpring School Contest 20016751150

1085MeetingSpring School Contest 20011789564

1086CryptographySpring School Contest 20018090125

1087The Time to Take StonesSpring School Contest 20013777268

1088Ilya MurometzSpring School Contest 20011547651

1089Verification with a VocabularySpring School Contest 20012395422

1090In the Army NowUSU Local Contest. March 20012722353

1091Tmutarakan ExamsUSU Local Contest. March 20012019475

1092TransversalUSU Local Contest. March 20014432128

1093DartsUSU Local Contest. March 20015101854

1094E-screenUSU Local Contest. March 20012400400

1095Nikifor 3USU Local Contest. March 20011946493

1096Get the Right Route Plate!USU Local Contest. March 20011486644

1097Square Country 2USU Local Contest. March 20017181324


1099Work Scheduling6491324

1100Final StandingsTetrahedron Team Online Contest May 2001694053

1101Robot in the FieldTetrahedron Team Online Contest May 2001663552

1102Strange DialogTetrahedron Team Online Contest May 20011981187

1103Pencils and CirclesTetrahedron Team Online Contest May 2001728503

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 20013693100

1105Observers ColoringTetrahedron Team Online Contest May 2001437831

1106Two TeamsTetrahedron Team Online Contest May 2001433086

1107Warehouse ProblemTetrahedron Team Online Contest May 2001881417

1108HeritageBulgarian Online Contest September 20011496248

1109ConferenceBulgarian Online Contest September 20011385268

1110PowerBulgarian Online Contest September 2001647458

1111SquaresBulgarian Online Contest September 2001911406

1112CoverBulgarian Online Contest September 20011844202

1113JeepBulgarian Online Contest September 20011481251

1114BoxesBulgarian Online Contest September 20011933193

1115ShipsBulgarian Online Contest September 2001930398

1116Piecewise Constant FunctionAutumn School Contest 20011198310

1117HierarchyAutumn School Contest 20011339278

1118Nontrivial NumbersAutumn School Contest 20013457108

1119MetroAutumn School Contest 2001397794

1120Sum of Sequential NumbersAutumn School Contest 2001434986

1121BranchesAutumn School Contest 20011161320

1122GameAutumn School Contest 20011534242

1123SalaryAutumn School Contest 20012974125

1124MosaicUSU Championship 20011118332

1125HopscotchUSU Championship 20011639227

1126Magnetic StormsUSU Championship 20013125120

1127Colored BricksUSU Championship 20011186313

1128Partition into GroupsUSU Championship 2001869426

1129Door PaintingUSU Championship 2001810457

1130Nikifor's WalkUSU Championship 2001367994

1131CopyingUSU Championship 2001526471

1132Square Root504730

1133Fibonacci SequenceNEERC 2001 Central Subregional1906196

1134CardsNEERC 2001 Central Subregional2034183

1135RecruitsNEERC 2001 Central Subregional2275164

1136ParliamentNEERC 2001 Central Subregional3546105

1137Bus RoutesNEERC 2001 Central Subregional1102337

1138Integer PercentageNEERC 2001 Central Subregional1893197

1139City BlocksNEERC 2001 Central Subregional447784

1140Swamp IncidentNEERC 2001 Central Subregional1056352

1141RSA Attack911407

1142RelationsDSAP Vietnam Online Contest November 20012587145

1143Electric PathDSAP Vietnam Online Contest November 2001686539

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012011779

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001819453

1146Maximum SumDSAP Vietnam Online Contest November 20013756100

1147Shaping RegionsDSAP Vietnam Online Contest November 2001430853

1148Building TowersDSAP Vietnam Online Contest November 20011781996

1149Sinus Dances567266

1150Page NumbersUral Championship 2001. Round 21562239

1151RadiobeaconsUral Championship 2001. Round 2369991

1152False MirrorsUral Championship 2001. Round 21767211

1153SupercomputerUral Championship 2001. Round 21160321

1154Mages ContestUral Championship 2001. Round 2427860

1155TroubleduonsUral Championship 2001. Round 2789470

1156Two RoundsUral Championship 2001. Round 21006370

1157Young TilerUral Championship 2001. Round 22267165

1158Censored!NEERC 2001 Northern Subregional716518

1159FenceNEERC 2001 Northern Subregional496743

1160NetworkNEERC 2001 Northern Subregional1056360

1161StripiesNEERC 2001 Northern Subregional398494

1162Currency ExchangeNEERC 2001 Northern Subregional777478

1163ChapaevNEERC 2001 Northern Subregional1881898

1164FillwordNEERC 2001 Northern Subregional1979189

1165SubnumberNEERC 2001 Northern Subregional451815

1166Funny Card GameNEERC 2001 Northern Subregional1063364

1167Bicolored HorsesRomanian Online Contest December 20012276164

1168Radio StationsRomanian Online Contest December 2001505730

1169PairsRomanian Online Contest December 2001474777

1170DesertRomanian Online Contest December 20012411498

1171Lost in SpaceRomanian Online Contest December 20012681352

1172Ship RoutesRomanian Online Contest December 2001618599

1173Lazy SnailRomanian Online Contest December 20013271116

1174Weird PermutationsRomanian Online Contest December 2001565654

1175Strange SequenceUSU Personal Contest 2002376978

1176HyperchannelsUSU Personal Contest 2002944396

1177Like ComparisonsUSU Personal Contest 20022781310

1178Akbardin’s RoadsUSU Personal Contest 20022517149

1179Numbers in TextUSU Personal Contest 20021347278

1180Stone GameUSU Personal Contest 2002419190

1181Cutting a Painted PolygonUSU Personal Contest 2002867430

1182Team Them Up!NEERC 2001726513

1183Brackets SequenceNEERC 20011618232

1184Cable MasterNEERC 20011268296

1185WallNEERC 20011098341

1186Chemical ReactionsNEERC 2001560662

1187Statistical TroubleNEERC 20011811978

1188LibraryNEERC 20011742053

1189Pairs of IntegersNEERC 2001796469

1190Bar of ChocolateSpring School Contest 20021176318

1191Catch the thief!Spring School Contest 20021549242

1192Ball in a DreamSpring School Contest 20023276115

1193Queue at the ExamSpring School Contest 20022101179

1194HandshakesSpring School Contest 2002454783

1195Ouths and CrossesSpring School Contest 20021430262

1196History ExamSpring School Contest 2002578865

1197Lonesome KnightSpring School Contest 20021144033



1200Horns and HoofsUSU Local Contest. March 20021744215

1201Which Day Is It?USU Local Contest. March 20021101340

1202Rectangles TravelUSU Local Contest. March 2002872429

1203Scientific ConferenceUSU Local Contest. March 20023459109

1204IdempotentsUSU Local Contest. March 20021526246

1205By the Underground or by Foot?USU Local Contest. March 20021511248

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023095122

1207Median on the PlaneUSU Local Contest. March 20021935194

1208Legendary Teams ContestUSU Local Contest. March 20021968191

12091, 10, 100, 1000...Autumn School Contest 2002868044

1210Kind SpiritsAutumn School Contest 20022400159

1211Collective GuaranteeAutumn School Contest 20021375276

1212BattleshipAutumn School Contest 2002754501

1213Cockroaches!Autumn School Contest 20022230171

1214Strange ProcedureAutumn School Contest 20023726102

1215Exactness of Projectile HitAutumn School Contest 20021234308

1216Two Pawns and One KingUSU Championship 20021871943

1217Unlucky TicketsUSU Championship 2002941403

1218Episode N-th: The Jedi TournamentUSU Championship 20021043364

1219Symbolic SequenceUSU Championship 20023151121

1220StacksUSU Championship 20021397272

1221Malevich Strikes Back!USU Championship 2002858441

1222Chernobyl’ EaglesUSU Championship 20022686142

1223Chernobyl’ Eagle on a RoofUSU Championship 20021084350

1224SpiralNEERC 2002 Central Subregional521373

1225FlagsNEERC 2002 Central Subregional795048

1226esreveR redrONEERC 2002 Central Subregional3236118

1227Rally ChampionshipNEERC 2002 Central Subregional1122338

1228ArrayNEERC 2002 Central Subregional3664104

1229Strong BrickworkNEERC 2002 Central Subregional992382

1230Introspective ProgramNEERC 2002 Central Subregional531708

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1802016

1232Asteroid LandingNEERC 2002 Central Subregional1742082

1233Amusing NumbersNEERC 2002425882

1234BricksNEERC 2002586644

1235Cricket FieldNEERC 2002508741

1236Decoding TaskNEERC 2002788481

1237Evacuation PlanNEERC 2002398942

1238FoldingNEERC 2002731519

1239Ghost BustersNEERC 20021342665

1240Heroes of Might and MagicNEERC 20022691375

1241Inlay CuttersNEERC 20022391543

1242WerewolfUSU Personal Contest 20031540249

1243Divorce of the Seven DwarfsUSU Personal Contest 2003669857

1244GentlemenUSU Personal Contest 20031331288

1245PicturesUSU Personal Contest 2003411916

1246Tethered DogUSU Personal Contest 20031032370

1247Check a SequenceUSU Personal Contest 20031538249

1248Sequence SumUSU Personal Contest 2003586647

1249Ancient NecropolisUSU Local Contest. March 20031815211

1250Sea BurialUSU Local Contest. March 2003508745

1251Cemetery ManagerUSU Local Contest. March 20032441519

1252Sorting the TombstonesUSU Local Contest. March 2003901424

1253NecrologuesUSU Local Contest. March 2003576658

1254Die HardUSU Local Contest. March 2003577657

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031414271

1256Cemetery GuardUSU Local Contest. March 20031602270

1257HyphenationAutumn School Contest 20032171719

1258PoolAutumn School Contest 2003848455

1259How to Become Star?Autumn School Contest 2003999387

1260Nudnik PhotographerAutumn School Contest 20032915133

1261TipsAutumn School Contest 20031071361

1262Pseudo-Roman NumberAutumn School Contest 20031087356

1263ElectionsAutumn School Contest 2003784950

1264WorkdaysAutumn School Contest 20031242831

1265MirrorUSU Championship 20032621435

1266Kirchhoff's LawUSU Championship 20032651420

1267Yekaterinburg SubwayUSU Championship 20031802055

1268Little ChuUSU Championship 2003465822

1269Obscene Words FilterUSU Championship 2003458834

1270UnicubeUSU Championship 20031632257

1271Sailing DirectionsUSU Championship 2003804338

1272Non-Yekaterinburg SubwayUSU Championship 20032176179

1273TieUSU Championship 2003777496

1274Fractional ArithmeticNEERC 2003 Central Subregional548700

1275Knights of the Round TableNEERC 2003 Central Subregional1472489

1276TrainNEERC 2003 Central Subregional472811

1277Cops and ThievesNEERC 2003 Central Subregional425898

1278“… Connecting People”NEERC 2003 Central Subregional408935

1279WarehouseNEERC 2003 Central Subregional972398

1280Topological SortingNEERC 2003 Central Subregional2273171

1281River BasinNEERC 2003 Central Subregional2781357

1282Game TreeNEERC 2003 Central Subregional1057366

1283DwarfUSU Personal Contest 20042979131

1284Space PokerUSU Personal Contest 20041592325

1285Thread in a HyperspaceUSU Personal Contest 2004406945

1286Starship TravelUSU Personal Contest 2004542712

1287Mars CanalsUSU Personal Contest 2004943412

1288AstrolocationUSU Personal Contest 20041782090

1289One Way TicketUSU Personal Contest 2004962404

1290SabotageSpring School Contest 2004459185

1291Gear-wheelsSpring School Contest 2004896434

1292Mars Space StationsSpring School Contest 20041064366

1293EniyaSpring School Contest 20041752422

1294Mars SatellitesSpring School Contest 20041226318

1295Crazy NotionsSpring School Contest 20042382164

1296HyperjumpSpring School Contest 20043521111

1297PalindromeSpring School Contest 2004408196

1298KnightSpring School Contest 20041519257

1299PsyloniansSpring School Contest 20042641435

1300TaxesUral Championship 19981412606

1301Cube in LabyrinthUral Championship 1998543712

1302Delta-waveUral Championship 19981186329

1303Minimal CoverageUral Championship 19981513258

1304ParallelepipedUral Championship 19982031847

1305Convex HullUral Championship 1998540715

1306Sequence MedianUral Championship 19982511156

1307ArchiverUral Championship 2004. Round 13151212

1308Dean's PyramidUral Championship 2004. Round 11402625

1309DisputeUral Championship 2004. Round 1618627

1310ACM DiagnosticsUral Championship 2004. Round 13101231

1311Stable ConstructionUral Championship 2004. Round 13701036

1312TrayUral Championship 2004. Round 11392643

1313Some Words about SportUral Championship 2004. Round 1924443

1314Chase in SubwayUral Championship 2004. Round 1714544

1315MDPAR and MIIARUral Championship 2004. Round 11782095

1316Electronic AuctionUral Championship 2004. Round 1768506

1317HailUral Championship 2004. Round 23441113

1318LogarithmUral Championship 2004. Round 22671422

1319HotelUral Championship 2004. Round 2863646

1320Graph DecompositionUral Championship 2004. Round 21138343

1321Floor IndicatorUral Championship 2004. Round 22991275

1322SpyUral Championship 2004. Round 2766508

1323ClassmatesUral Championship 2004. Round 2441873

1324Extra SpacesUral Championship 2004. Round 2434887

1325DirtUral Championship 2004. Round 2625620

1326Bottle TapsUral Championship 2004. Round 2772504

1327FusesAutumn School Contest 2004725255

1328FireballAutumn School Contest 20042911320

1329Galactic HistoryAutumn School Contest 2004800490

1330IntervalsAutumn School Contest 20043586110

1331VladislavaAutumn School Contest 20043851006

1332Genie BomberAutumn School Contest 2004578676

1333Genie Bomber 2Autumn School Contest 20041689234

1334CheckersAutumn School Contest 2004745526

1335White ThesisAutumn School Contest 20042177182

1336Problem of Ben BetsalelAutumn School Contest 20043020131

1337BureaucracyAutumn School Contest 20042381602

1338AutomobilesUSU Championship 20042181751

1339BabiesUSU Championship 2004391996

1340CucarachaUSU Championship 2004784537

1341DeviceUSU Championship 20043411138

1342EnterpriseUSU Championship 2004440887

1343Fairy TaleUSU Championship 2004828476

1344Gigantic TurnipUSU Championship 2004784537

1345HTMLUSU Championship 20042661447

1346Intervals of MonotonicityUSU Championship 20041054375

1347BlogSpring School Contest 20052611475

1348Goat in the Garden 2Spring School Contest 20051871213

1349FarmSpring School Contest 2005676559

1350CanteenSpring School Contest 2005950416

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005689572

1352Mersenne PrimesSpring School Contest 20052895138

1353Milliard Vasya's FunctionSpring School Contest 20053140127

1354Palindrome. Again PalindromeSpring School Contest 20052251177

1355Bald Spot RevisitedSpring School Contest 20051630244

1356Something EasierSpring School Contest 2005980404

1357Teakettle 1.0 for DummiesSpring School Contest 20053311172

1358CablesSpring School Contest 2005645610

1359ConstructionSpring School Contest 20053121241

1360Philosophical DisputeUral Championship 2005. Round 22901334

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21732187

1362Classmates 2Ural Championship 2005. Round 2706559

1363HalftonesUral Championship 2005. Round 2467147

1364LaraKillerUral Championship 2005. Round 2427916

1365Testing CalculatorUral Championship 2005. Round 2655336

1366PresentsUral Championship 2005. Round 2745530

1367Top SecretUral Championship 2005. Round 21193103

1368Goat in the Garden 3Ural Championship 2005. Round 21652287

1369Cockroach RaceUral Championship 2005. Round 21615394

1370MagicianUral Championship 2005. Round 23934101

1371Cargo AgencyUral Championship 2005. Round 1576686

1372Death StarUral Championship 2005. Round 1635505

1373Pictura ex MachinaUral Championship 2005. Round 1439895

1374MisereUral Championship 2005. Round 12511482

1375Bill CleversUral Championship 2005. Round 1669592

1376Dean's Pyramid 2Ural Championship 2005. Round 1349134

1377Lara CroftUral Championship 2005. Round 11328300

1378Artificial IntelligenceUral Championship 2005. Round 12111818

1379Cups TransportationUral Championship 2005. Round 1474830

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest923941

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1053495

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2311668

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2112967

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest645432

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1640244

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3391152

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2401608

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1218271

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest489806

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2710864

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest685153

1392Dreaming of Stars505781

1393Average Common Prefix2871336

1394Ships. Version 2330923

1395Pascal vs. C++. Version 21103142

1396Maximum. Version 21781997

1397Points Game1612099

1398Bishop and Pawn351961

1399Economical Director1812380

1400Cellular CharactersAutumn School Contest 2005728545

1401GamersAutumn School Contest 2005815487

1402CocktailsAutumn School Contest 20052802143

1403CourierAutumn School Contest 20051065374

1404Easy to Hack!Autumn School Contest 2005464586

1405Goat in the Garden 5Autumn School Contest 2005532742

1406Next NumberAutumn School Contest 20051154345

1407One-two, One-twoAutumn School Contest 2005998399

1408Polynomial MultiplicationAutumn School Contest 20053281189

1409Two GangstersAutumn School Contest 20051677624

1410CrackUSU Championship 2005862459

141140 Islands KnightsUSU Championship 20051242986

1412Autumn TideUSU Championship 20052611476

1413Mars JumperUSU Championship 20052228179

1414Astronomical DatabaseUSU Championship 2005717550

1415Mobile LifeUSU Championship 20052511426

1416ConfidentialUSU Championship 2005882449

1417Space Poker 2USU Championship 20052071844

1418Military StoryUSU Championship 2005397983

1419Maps of the Island WorldsUSU Championship 20052711424

1420Integer-Valued Complex DivisionUSU Championship 20052231717

1421Credit OperationsTimus Top Coders: First Challenge658579

1422FirefliesTimus Top Coders: First Challenge394957

1423String TaleTimus Top Coders: First Challenge1894203

1424MinibusTimus Top Coders: First Challenge494767

1425Queen 2Timus Top Coders: First Challenge2011832

1426RectanglesTimus Top Coders: First Challenge684957

1427SMSTimus Top Coders: First Challenge960399

1428Jedi RiddleTimus Top Coders: First Challenge795480

1429BiscuitsTimus Top Coders: First Challenge1073304

1430Crime and PunishmentTimus Top Coders: First Challenge766498

1431DiplomasUSU Personal Contest 20061021373

1432Twofold LuckUSU Personal Contest 2006368366

1433DiamondsUSU Personal Contest 20061494256

1434Buses in VasyukiUSU Personal Contest 2006489771

1435Financial ErrorUSU Personal Contest 2006379989

1436BillboardUSU Personal Contest 2006433869

1437Gasoline StationUSU Personal Contest 2006661574

1438Time Limit ExceededUSU Personal Contest 20061103207

1439Battle with You-Know-WhoUral Championship 2006702535

1440Training ScheduleUral Championship 2006535699

1441From the History of Gringotts BankUral Championship 20062481477

1442Floo PowderUral Championship 20061163025

1443RailsUral Championship 2006563665

1444ElephpotamusUral Championship 20063241141

1445Christmas giftsUral Championship 2006638588

1446Sorting HatUral Championship 2006385599

1447Portkey NetworkUral Championship 20063221148

1448Lighting in HogwartsUral Championship 2006648579

1449Credit Operations 2Timus Top Coders: Second Challenge2501453

1450Russian PipelinesTimus Top Coders: Second Challenge1038360

1451Beerhouse TaleTimus Top Coders: Second Challenge375981

1452Pascal vs. C++Timus Top Coders: Second Challenge565657

1453QueenTimus Top Coders: Second Challenge3041203

1454Rectangles 2Timus Top Coders: Second Challenge1322660

1455Freedom of SpeechTimus Top Coders: Second Challenge1841947

1456Jedi Riddle 2Timus Top Coders: Second Challenge450821

1457Heating MainTimus Top Coders: Second Challenge523872

1458War GamesTimus Top Coders: Second Challenge3111177

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1941784

1460WiresPetrozavodsk Winter 2006. USU Contest704549

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3491014

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest390910

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest467763

1464LightPetrozavodsk Winter 2006. USU Contest1132959

1465Pawn GamePetrozavodsk Winter 2006. USU Contest575622

1466Magic SquarePetrozavodsk Winter 2006. USU Contest953466

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2781264

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest442794

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2451407

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1192298

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1215293

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest2911192

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest615052

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest505696

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest684599

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2171580

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1212738

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest724374

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest476293

1480CouponsUSU Championship 2006839421

1481Winning ChancesUSU Championship 20061452304

1482Triangle GameUSU Championship 20061112951

1483Table FootballUSU Championship 2006991357

1484Film RatingUSU Championship 2006458763

1485Football and LieUSU Championship 20062111616

1486Equal SquaresUSU Championship 2006493710

1487Chinese FootballUSU Championship 20062751253

1488ACM PokerUSU Championship 20062091631

1489Points on a ParallelepipedAutumn School Contest 2006897393

1490Fire CircleAutumn School Contest 20061561227

1491Unreal StoryAutumn School Contest 20061603221

1492Vasya's Dad 2Autumn School Contest 20061841836

1493One Step from HappinessAutumn School Contest 2006617758

1494MonobilliardsAutumn School Contest 20061527232

1495One-two, One-two 2Autumn School Contest 2006857411

1496SpammerAutumn School Contest 2006574862

1497Cutting a SquareAutumn School Contest 20061204293

1498Stroke at Full SpeedAutumn School Contest 2006400869

1499KerchiefsAutumn School Contest 20062501370

1500Pass LicensesNEERC 2006 Eastern Subregional511681

1501Sense of BeautyNEERC 2006 Eastern Subregional1191295

1502Domino DotsNEERC 2006 Eastern Subregional435381

1503PolynomialNEERC 2006 Eastern Subregional1781886

1504Good MannersNEERC 2006 Eastern Subregional1552149

1505Oil TransferNEERC 2006 Eastern Subregional1172792

1506Columns of NumbersNEERC 2006 Eastern Subregional2116167

1507Difficult DecisionNEERC 2006 Eastern Subregional833421

1508Japanese PuzzleNEERC 2006 Eastern Subregional1931747

1509Domino RecognitionNEERC 2006 Eastern Subregional873655

1510OrderNEERC 2006 Eastern Subregional375694

1511Fiscal OperationsTimus Top Coders: Third Challenge3011121

1512ZiniumTimus Top Coders: Third Challenge443770

1513Lemon TaleTimus Top Coders: Third Challenge804428

1514National ParkTimus Top Coders: Third Challenge1831807

1515CashmasterTimus Top Coders: Third Challenge1588218

1516NostalgiaTimus Top Coders: Third Challenge1961693

1517Freedom of ChoiceTimus Top Coders: Third Challenge957361

1518Jedi Riddle 3Timus Top Coders: Third Challenge3261038

1519Formula 1Timus Top Coders: Third Challenge800430

1520Empire Strikes BackTimus Top Coders: Third Challenge1262564

1521War Games 2Timus Top Coders: Third Challenge984351

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1811786

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest871387

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1513642

1525PathPetrozavodsk Winter 2007. D.Gozman Contest702479

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2251451

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2351392

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1298261

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest714211

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest378879

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2581273

1532Lost in TranslationUSU Personal Contest 20071641951

1533Fat HobbitsUSU Personal Contest 20072571272

1534Football in GondorUSU Personal Contest 2007570585

1535The Hobbit or There and Back AgainUSU Personal Contest 2007711471

1536Delights of Pipe-weedUSU Personal Contest 2007347717

1537EntsUSU Personal Contest 20071184284

1538Towers of GuardUSU Personal Contest 20072541286

1539Intelligence DataUSU Personal Contest 20073141048

1540Battle for the RingUSU Personal Contest 20072841155

1541ChaseUSU Personal Contest 20071482149

1542AutocompletionUral Championship 2007499656

1543Dance RevolutionUral Championship 20071482113

1544Classmates 3Ural Championship 20072781159

1545HieroglyphsUral Championship 2007540662

1546Japanese SortingUral Championship 20072571250

1547Password SearchUral Championship 2007400814

1548Sakura and StatisticsUral Championship 2007377102

1549Another Japanese PuzzleUral Championship 20071472126

1550Dean's Pyramid 3Ural Championship 2007574572

1551Sumo TournamentUral Championship 20071109298

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2471230

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest544570

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest515602

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1413168

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest249295

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1581881

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest409754

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest773633

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest3051003

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1112612

1562GM-pineappleUSU Championship 2007800388

1563BayanUSU Championship 2007451370

1564Counting OnesUSU Championship 2007456675

1565The Duel for ThreeUSU Championship 20071911564

1566Triangular PostcardsUSU Championship 20071042758

1567SMS-spamUSU Championship 2007698345

1568Train Car SortingUSU Championship 20071891580

1569Networking the “Iset”USU Championship 2007311980

1570Eating HighUSU Championship 20072921041

1571InterpretersUSU Championship 2007747415

1572Yekaterinozavodsk Great WellAutumn School Contest 20072009155

1573AlchemyAutumn School Contest 20072855109

1574Mathematicians and bracketsAutumn School Contest 2007841369

1575Yekaterinburg Subway 2Autumn School Contest 2007326933

1576Telephone TariffsAutumn School Contest 20072128147

1577E-mailAutumn School Contest 2007580532

1578Mammoth HuntAutumn School Contest 2007342891

1579Coat TransportationAutumn School Contest 2007620498

1580Dean's DebtsAutumn School Contest 2007331920

1581TeamworkAutumn School Contest 2007678346

1582BookmakersNEERC 2007 Eastern Subregional2683116

1583CheeseNEERC 2007 Eastern Subregional1771669

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2421238

1585PenguinsNEERC 2007 Eastern Subregional621250

1586Threeprime NumbersNEERC 2007 Eastern Subregional1704182

1587Flying PigNEERC 2007 Eastern Subregional399763

1588JamaicaNEERC 2007 Eastern Subregional934331

1589SokobanNEERC 2007 Eastern Subregional324003

1590Bacon’s CipherNEERC 2007 Eastern Subregional1107279

1591Abstract ThinkingNEERC 2007 Eastern Subregional303997

1592Chinese WatchesNEERC 2007 Eastern Subregional519590

1593Square Country. Version 2320792

1594Aztec Treasure464449

1595Perfect Sequence1981196

1596Knight Mare97920

1597Chernobyl’ Eagle on a Roof. Version 2133137

1598DSA Attack45000

1600AirportUSU Personal Contest 2008549533

1601AntiCAPSUSU Personal Contest 2008318293

1602ElevatorUSU Personal Contest 2008698421

1603EruditeUSU Personal Contest 20081172252

1604Country of FoolsUSU Personal Contest 2008879335

1605Devil's SequenceUSU Personal Contest 2008520562

1606SlalomUSU Personal Contest 2008442659

1607TaxiUSU Personal Contest 2008493960

1608Lucky Tickets 2008Ural Championship 2008332862

1609Tram TileUral Championship 20081022632

1610CactusesUral Championship 20081611724

1611DecimationUral Championship 2008393731

1612Tram ForumUral Championship 20082061142

1613For Fans of StatisticsUral Championship 20081680174

1614National Project “Trams”Ural Championship 2008391735

1615Tram SolitaireUral Championship 20081541797

1616Square Country 4Ural Championship 2008763427

1617Flat SpotsUral Championship 2008433568

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest435273

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest449609

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest1981344

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest415479

1622EndspielPetrozavodsk Winter 2008. ITMO Contest793140

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest763249

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest336499

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest299904

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest248219

1627JoinPetrozavodsk Winter 2008. ITMO Contest2301164

1628White StreaksUSU Championship 2008554485

1629TripUSU Championship 2008382698

1630TalismanUSU Championship 2008313847

1631Drunk King 2USU Championship 2008716377

1632LasersUSU Championship 2008673552

1633HippogriffsUSU Championship 2008394677

1634Spider MiteUSU Championship 20081311940

1635Mnemonics and PalindromesUSU Championship 20081140238

1636Penalty TimeUSU Championship 2008433163

1637Triangle Game 2USU Championship 2008852879

1638BookwormUSU Championship 2008324984

1639Chocolate 2Autumn School Contest 2008730337

1640Circle of WinterAutumn School Contest 20081531177

1641DutiesAutumn School Contest 2008607441

16421D MazeAutumn School Contest 2008284795

1643Attack of the Dark FortressAutumn School Contest 2008593451

1644A Whole Lot of WalnutsAutumn School Contest 2008277998

1645Ski RaceAutumn School Contest 20081406192

1646Godzilla Strikes Back!Autumn School Contest 2008349758

1647Divide an Island!Autumn School Contest 2008323817

1648YachtsAutumn School Contest 2008802335

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional316617

1650BillionairesNEERC 2008 Eastern Subregional458580

1651Shortest SubchainNEERC 2008 Eastern Subregional701382

1652Banking CrisisNEERC 2008 Eastern Subregional1142188

1653Death ConveyorNEERC 2008 Eastern Subregional287139

1654Cipher MessageNEERC 2008 Eastern Subregional396968

1655Somali PiratesNEERC 2008 Eastern Subregional1102261

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1463184

1657Cube SnakeNEERC 2008 Eastern Subregional2061256

1658Sum of DigitsNEERC 2008 Eastern Subregional957281

1659Regular TrianglesNEERC 2008 Eastern Subregional447594

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest346047

1661DodecahedronPetrozavodsk Winter 2008. USU Contest554093

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest534223

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest862772

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1142146

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest661397

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2251132

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1261956

1668Death Star 2Petrozavodsk Winter 2008. USU Contest336187

1669Universal WordPetrozavodsk Winter 2008. USU Contest2071226

1670AsteriskPetrozavodsk Summer 2008. USU Contest1521629

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1397188

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1510553

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1281912

1674Drunk KingPetrozavodsk Summer 2008. USU Contest326282

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1271926

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1561589

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1301885

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest199098

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2491019

1680The First NonqualifyingUSU Personal Contest 20091287199

1681Brother Bear's GardenUSU Personal Contest 2009812843

1682Crazy ProfessorUSU Personal Contest 2009419603

1683FridgeUSU Personal Contest 20091995129

1684Jack's Last WordUSU Personal Contest 2009890287

1685OrthographyUSU Personal Contest 20091433179

1686Photovoltaic SpaceshipUSU Personal Contest 20092011226

1687Numismatics for FunUSU Personal Contest 20092331064

1688Team.GOV!USU Personal Contest 20091988129

1689Fisherman and BarbellUSU Personal Contest 2009312803

1690Army of MagesPetrozavodsk Winter 2009. USU Contest411611

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest733099

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest781325

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1410717

1694Killer WordsPetrozavodsk Winter 2009. USU Contest802858

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest802858

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest270919

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest454676

1698Square Country 5Petrozavodsk Winter 2009. USU Contest439573

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2071185

1700AwakeningUral Championship 2009585429

1701Ostap and PartnersUral Championship 2009431578

1702CrossroadUral Championship 20091361747

1703Robotic ArmUral Championship 20091191977

1704DemodulationUral Championship 2009902550

1705Gangster HaresUral Championship 2009310797

1706Cipher Message 2Ural Championship 2009412604

1707Hypnotoad's SecretUral Championship 20091451645

1708Sum of Digits 2Ural Championship 20091112140

1709Penguin-AviaUral Championship 20091564162

1710Boris, You Are Wrong!Ural Championship 2009443563

1711Code NamesNEERC 2009 Eastern Subregional1971119

1712Cipher GrilleNEERC 2009 Eastern Subregional308276

1713Key SubstringsNEERC 2009 Eastern Subregional408563

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional812588

1715Another Ball KillerNEERC 2009 Eastern Subregional275826

1716Alternative SolutionNEERC 2009 Eastern Subregional293777

1717Eligibility RulesNEERC 2009 Eastern Subregional852479

1718RejudgeNEERC 2009 Eastern Subregional932250

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1771259

1720Summit Online JudgeNEERC 2009 Eastern Subregional286796

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional467494

1722Observation DeckUral Regional School Programming Contest 20092191025

1723Sandro's BookUral Regional School Programming Contest 2009343168

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009337677

1725Sold Out!Ural Regional School Programming Contest 20091782131

1726VisitsUral Regional School Programming Contest 2009867268

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091352172

1728Curse on Team.GOVUral Regional School Programming Contest 2009506455

1729Dead Man's ChestUral Regional School Programming Contest 2009454506

1730ManBearPigUral Regional School Programming Contest 2009239943

1731DillUral Regional School Programming Contest 2009242896

1732Ministry of TruthUSU Championship 2009554414

1733Forgotten TechnologyUSU Championship 2009543645

1734Endgame DatabaseUSU Championship 20091301666

1735Theft of the CenturyUSU Championship 2009842482

1736Chinese HockeyUSU Championship 20091791234

1737Mnemonics and Palindromes 3USU Championship 20091055219

1738Computer SecurityUSU Championship 2009294767

1739FaryuksUSU Championship 2009882380

1740Deer is Better!USU Championship 20091654140

1741Communication FiendUSU Championship 2009789292

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest702316

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest248872

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1121843

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest235918

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1471432

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1861147

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest770288

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1271642

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2021061

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest672921

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest550402

1753BookshelfUSU Personal Contest 2010713304

1754Explosion in a PyramidUSU Personal Contest 2010423508

1755CakeUSU Personal Contest 2010322663

1756One and a Half DiggersUSU Personal Contest 20101406155

1757Gold BarsUSU Personal Contest 20101002000

1758Bald Spot Revisited 2USU Personal Contest 2010842340

1759Long-LiversUSU Personal Contest 2010592365

1760Infernal WorkUSU Personal Contest 2010359596

1761Binary PalindromeUSU Personal Contest 2010239883

1762Search for a Hiding-PlaceUSU Personal Contest 20101421447

1763Expert FleaUral Championship 2010374619

1764TranssibUral Championship 20101311540

1765Error 404Ural Championship 2010493679

1766Humpty DumptyUral Championship 20101771161

1767The House of Doctor DeeUral Championship 2010371570

1768Circular StringsUral Championship 2010208996

1769Old Ural LegendUral Championship 20101258171

1770The Party of Ural ChampionsUral Championship 20101391457

1771A Deputy's MorningUral Championship 2010374619

1772Ski-Trails for RobotsUral Championship 2010295712

1773Metro to Every HomeUral Championship 2010315668

1774Barber of the Army of MagesUral SU Championship 2010494395

1775Space BowlingUral SU Championship 2010270712

1776Anniversary FireworkUral SU Championship 2010443440

1777AnindilyakwaUral SU Championship 20101882105

1778Chinese Hockey 2Ural SU Championship 2010394067

1779The Great TeamUral SU Championship 2010770256

1780Gray CodeUral SU Championship 2010262733

1781Clean CodeUral SU Championship 2010951898

1782Jack's New WordUral SU Championship 20101121634

1783Nuclear Arms RaceUral SU Championship 2010534366

1784RoundersUral SU Championship 2010197963

1785Lost in LocalizationUral Regional School Programming Contest 20101037619

1786Sandro's BiographyUral Regional School Programming Contest 2010207395

1787Turn for MEGAUral Regional School Programming Contest 2010653930

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101450136

1789Searching for the DodecahedronUral Regional School Programming Contest 20101112177

1790Searching for the TruthUral Regional School Programming Contest 20101791051

1791Uncle Styopa and BusesUral Regional School Programming Contest 2010189998

1792Hamming CodeUral Regional School Programming Contest 2010267374

1793Tray 2Ural Regional School Programming Contest 2010640306

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101191165

1795Husband in a ShopUral Regional School Programming Contest 2010845232

1796Amusement ParkUral Regional School Programming Contest 2010214392

1797Summit Online Judge. Version 2184731

1800Murphy's LawNEERC 2010 Eastern Subregional1143171

1801The Revolution CupNEERC 2010 Eastern Subregional314811

1802Cube PuzzleNEERC 2010 Eastern Subregional1261450

1803The Czechs' RiflesNEERC 2010 Eastern Subregional361532

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional667291

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional260731

1806Mobile TelegraphsNEERC 2010 Eastern Subregional348551

1807Cartridges for MaximNEERC 2010 Eastern Subregional1561188

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1401315

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional432446

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest513088

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1611102

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest861962

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1561135

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest622616

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest493193

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest931829

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest222812

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1161495

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest206279

1820Ural SteaksUSU Personal Contest 2011663228

1821BiathlonUSU Personal Contest 20111272143

1822Hugo II's WarUSU Personal Contest 2011311573

1823Ideal GasUSU Personal Contest 2011695261

1824Ifrit BomberUSU Personal Contest 2011208843

1825Ifrit Bomber 2USU Personal Contest 2011235750

1826MinefieldUSU Personal Contest 2011753241

1827Indigenous WarsUSU Personal Contest 2011181962

1828Approximation by a ProgressionUSU Personal Contest 2011515350

1829Routing TablesUSU Personal Contest 2011662418

1830Help in the RNOSUral Championship 2011253684

1831Tsyfirkin's LessonUral Championship 2011981665

1832Arirang ShowUral Championship 2011259668

1833Hopes of RowingUral Championship 2011762091

1834Tennis RacketUral Championship 2011463210

1835Swamp DoctorUral Championship 2011702247

1836Babel FishUral Championship 2011195877

1837Isenbaev's NumberUral Championship 2011273965

1838Samurai's StrokeUral Championship 2011331527

1839The MentaculusUral Championship 2011861873

1840Victim of AdvertisingUral Championship 201199463

1841CablewaysPetrozavodsk Summer 2010. USU Contest851753

1842Local RootsPetrozavodsk Summer 2010. USU Contest176167

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest502775

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1391118

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest383469

1846GCD 2010Petrozavodsk Summer 2010. USU Contest893184

1847ZamkadyePetrozavodsk Summer 2010. USU Contest343784

1848Fly HuntPetrozavodsk Summer 2010. USU Contest195742

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest821810

1850Space TourismPetrozavodsk Summer 2010. USU Contest662191

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest891676

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest821804

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest215353

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest453358

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1291194

1856War and PeacePetrozavodsk Summer 2011. USU Contest492813

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest165948

1858Magic CubePetrozavodsk Summer 2011. USU Contest492813

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest542593

1860FiborialPetrozavodsk Summer 2011. USU Contest419387

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest255626

1862Very Wealthy MoleUral FU Championship 20111541000

1863Peaceful AtomUral FU Championship 2011178872

1864Get-Together at Den'sUral FU Championship 20111130144

1865The Island of MärketUral FU Championship 2011552523

1866Poetic FootUral FU Championship 2011278569

1867NanotechnologiesUral FU Championship 2011682102

1868Prediction ContestUral FU Championship 20111302125

1869New Year CruiseUral FU Championship 2011932174

1870Zinium 2Ural FU Championship 2011321495

1871Seismic WavesUral FU Championship 2011332480

1872Spacious OfficeUral FU Championship 2011237664

1873GOV ChroniclesUral Regional School Programming Contest 20111573103

1874Football GoalUral Regional School Programming Contest 2011968167

1875Angry BirdsUral Regional School Programming Contest 2011226692

1876Centipede's MorningUral Regional School Programming Contest 2011315052

1877Bicycle CodesUral Regional School Programming Contest 2011707423

1878Rubinchik's CubeUral Regional School Programming Contest 20111035156

1879GOV-internship 2Ural Regional School Programming Contest 2011159967

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011508832

1881Long problem statementUral Regional School Programming Contest 2011308253

1882Old NokiaUral Regional School Programming Contest 2011612301

1883Ent's BirthdayUral Regional School Programming Contest 2011175883

1884Way to the UniversityUral Regional School Programming Contest 2011312507

1885Passenger ComfortNEERC 2011 Eastern Subregional824195

1886Trip 2NEERC 2011 Eastern Subregional941564

1887Frequent Flyer CardNEERC 2011 Eastern Subregional159963

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional410387

1889Airport AnnouncementsNEERC 2011 Eastern Subregional715224

1890Money out of Thin AirNEERC 2011 Eastern Subregional353448

1891Language OceanNEERC 2011 Eastern Subregional316499

1892Morning in KoltsovoNEERC 2011 Eastern Subregional271579

1893A380NEERC 2011 Eastern Subregional294355

1894Non-Flying WeatherNEERC 2011 Eastern Subregional931579

1895Steaks on BoardNEERC 2011 Eastern Subregional582393

1900Brainwashing DeviceUral Championship 2012261483

1901Space ElevatorsUral Championship 2012370344

1902Neo-VeniceUral Championship 2012149387

1903Unidentified ShipsUral Championship 2012215581

1904The Lessons of the PastUral Championship 2012428299

1905Travel in TimeUral Championship 2012151812

1906The Lost CivilizationUral Championship 2012135685

1907Coffee and BunsUral Championship 2012122991

1908Brute-force SearchUral Championship 2012751538

1909Space ReconUral Championship 2012293353

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional374735

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional422502

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional190651

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1141049

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional323098

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional831155

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional611833

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional813158

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional210591

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional881328

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional296425

1921Chaos and OrderUral Regional School Programming Contest 2012140863

1922Superhero TeamUral Regional School Programming Contest 2012576221

1923Scary PoliticsUral Regional School Programming Contest 2012351359

1924Four ImpsUral Regional School Programming Contest 2012341738

1925British Scientists Save the WorldUral Regional School Programming Contest 2012211361

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012187657

1927Herbs and MagicUral Regional School Programming Contest 2012156780

1928Another Ecology ProblemUral Regional School Programming Contest 2012244510

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012494257

1930Ivan's CarUral Regional School Programming Contest 2012684187

1931Excellent TeamUral FU Championship 2012958132

1932The Secret of IdentifierUral FU Championship 2012197620

1933Guns for Battle!Ural FU Championship 2012473266

1934Black SpotUral FU Championship 2012384326

1935Tears of DrownedUral FU Championship 2012169375

1936RoshamboUral FU Championship 2012161750

1937Davy Jones’s OrganUral FU Championship 2012127936

1938Caribbean TriangleUral FU Championship 2012332982

1939First SealUral FU Championship 2012222553

1940Not So Simple YearsUral FU Championship 2012197620

1941Scary Martian WordUral FU Personal Contest 2012414291

1942Attack at the OrbitUral FU Personal Contest 2012304393

1943Space RummyUral FU Personal Contest 2012193607

1944Record of the Attack at the OrbitUral FU Personal Contest 2012749162

1945Many-armed BrothersUral FU Personal Contest 2012521988

1946Chinese Hockey 3Ural FU Personal Contest 2012941185

1947MeanderUral FU Personal Contest 2012901233

1948The Robot on the LineUral FU Personal Contest 2012138833

1949The Best Picture in the GalaxyUral FU Personal Contest 2012129887

1950Martian FarmlandsUral FU Personal Contest 2012791385

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup801212

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup29086

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup611536

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup213519

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup282871

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup641474

1957MundialPetrozavodsk Winter 2013. Kontur Cup243208

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup292797

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup152673

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup165623

1961Cantonese DialectUral FU Personal Contest 2013160638

1962In Chinese RestaurantUral FU Personal Contest 2013191540

1963KiteUral FU Personal Contest 2013294357

1964Chinese DialectsUral FU Personal Contest 2013798134

1965Pear TreesUral FU Personal Contest 2013981004

1966Cycling RoadsUral FU Personal Contest 2013196527

1967Programmer CasinoUral FU Personal Contest 2013154338

1968Glass PyramidUral FU Personal Contest 2013911074

1969Hong Kong TramUral FU Personal Contest 2013531722

1970皇后像廣場Ural FU Personal Contest 2013114875

1971Graphics SettingsUral Championship 2013230437

1972Game TestingUral Championship 2013392139

1973Location GeneratorUral Championship 2013173882

1974Similar TunesUral Championship 2013145676

1975Model of the EarthUral Championship 2013282758

1976Game OptimizationUral Championship 2013106904

1977Energy WallUral Championship 2013471839

1978E-LiteUral Championship 2013362278

1979Resources DistributionUral Championship 2013111866

1980Road to InvestorUral Championship 2013204490

1981Parallel and PerpendicularOpen Ural FU Championship 2013400239

1982Electrification PlanOpen Ural FU Championship 2013689140

1983Nectar GatheringOpen Ural FU Championship 2013101884

1984Dummy GuyOpen Ural FU Championship 2013712136

1985Prime SquareOpen Ural FU Championship 2013841044

1986Paul’s SaladsOpen Ural FU Championship 2013136672

1987Nested SegmentsOpen Ural FU Championship 2013463207

1988Planet Ocean LandingOpen Ural FU Championship 2013131696

1989SubpalindromesOpen Ural FU Championship 2013337283

1990PodracingNEERC 2013 Eastern Subregional175527

1991The battle near the swampNEERC 2013 Eastern Subregional186452

1992CVSNEERC 2013 Eastern Subregional290325

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional691139

1994The Emperor's planNEERC 2013 Eastern Subregional162567

1995Illegal spicesNEERC 2013 Eastern Subregional287328

1996Cipher Message 3NEERC 2013 Eastern Subregional130697

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional309306

1998The old PadawanNEERC 2013 Eastern Subregional418228

1999The secret moduleNEERC 2013 Eastern Subregional173612

2000Grand Theft Array VUral Regional School Programming Contest 2013821116

2001Mathematicians and BerriesUral Regional School Programming Contest 2013305131

2002Test TaskUral Regional School Programming Contest 2013142567

2003Simple MagicUral Regional School Programming Contest 2013409230

2004Scientists from SpilkovoUral Regional School Programming Contest 2013193474

2005Taxi for ProgrammersUral Regional School Programming Contest 2013137570

2006Kirill the GardenerUral Regional School Programming Contest 2013302408

2007Mutants versus MachinesUral Regional School Programming Contest 2013801070

2008SwiftyUral Regional School Programming Contest 2013143630

2009Canteen LineUral Regional School Programming Contest 2013189484

2010Sasha the Young GrandmasterUral Regional School Programming Contest 201398197

2011Long StatementUral Regional School Programming Contest 2013124977

2012About Grisha N.NEERC 2014 Eastern Subregional219631

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional122514

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional167383

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional365181

2016Magic and ScienceNEERC 2014 Eastern Subregional93569

2017Best of a bad lotNEERC 2014 Eastern Subregional85714

2018The Debut AlbumNEERC 2014 Eastern Subregional473140

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional426156

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional595112

2021Scarily interesting!NEERC 2014 Eastern Subregional270242

2022Riding a ToadNEERC 2014 Eastern Subregional301695

2023Donald is a postmanNEERC 2014 Eastern Subregional137149

2024Adventure TimeUral Regional School Programming Contest 2014327198

2025Line FightingUral Regional School Programming Contest 201471192

2026Dean and ScheduleUral Regional School Programming Contest 2014209304

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014224285

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014139447

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014181349

2030Awesome Backup SystemUral Regional School Programming Contest 2014158397

2031Overturned NumbersUral Regional School Programming Contest 201478384

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014133466

2033DevicesUral Regional School Programming Contest 201467298

2034CaravansUral Regional School Programming Contest 2014203313

2035Another Dress RehearsalUral Regional School Programming Contest 201490973

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest531030

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest67843

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest182318

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest64056

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest101585

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest371381

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest64056

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest103245

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest113091

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest123488

2046The First Day at SchoolUral Championship 2015107435

2047MathsUral Championship 201581560

2048HistoryUral Championship 201565679

2049ChemistryUral Championship 201553396

20503D-modelingUral Championship 2015132215

2051PhysicsUral Championship 2015102547

2052Physical EducationUral Championship 2015301273

2053BiologyUral Championship 2015161959

2054AstronomyUral Championship 201533916

2055Urban GeographyUral Championship 2015152038

2056ScholarshipUral Championship 2015284173

2057Non-palidromic cuttingPalindromic Contest 72664

2058100500 palidnromesPalindromic Contest 53019

2059Not common palindromesPalindromic Contest 131969

2060Subpalindrome pairsPalindromic Contest 48781

2061oeis A216264Palindromic Contest 14118