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Problem set


1000A+B Problem6876718

1001Reverse Root1936318

1002Phone NumbersCentral European Olympiad in Informatics 19995544211

1003ParityCentral European Olympiad in Informatics 19993026387

1004Sightseeing TripCentral European Olympiad in Informatics 19992119552

1005Stone PileUSU Championship 19971240595

1006Square FramesUSU Championship 19971348864

1007Code WordsUSU Championship 19973232362

1008Image EncodingUSTU PhysTech Cup 20003646321

1009K-based NumbersUSU Championship 19971218696

1010Discrete FunctionUSTU PhysTech Cup 20004588255

1011ConductorsUSU Championship 19975249223

1012K-based Numbers. Version 26803172

1013K-based Numbers. Version 3231331

1014Product of DigitsUSU Local Contest. 199910810108

1015Test the Difference!USU Local Contest. 19992946396

1016Cube on the WalkUSU Local Contest. 19991568741

1017StaircasesUSU Local Contest. 19997093165

1018Binary Apple TreeUSU Local Contest. 19993985293

1019Line PaintingUSU Local Contest. 19992686434

1020RopeAutumn School Contest 200010940107

1021Sacrament of the SumAutumn School Contest 20008414139

1022Genealogical TreeAutumn School Contest 20008639135

1023ButtonsAutumn School Contest 20005852199

1024PermutationsAutumn School Contest 20004012290

1025Democracy in DangerAutumn School Contest 20001627472

1026Questions and AnswersAutumn School Contest 20008119144

1027D++ AgainAutumn School Contest 20002101553

1028StarsUral Championship 19994339268

1029MinistryUral Championship 19993054332

1030TitanicUral Championship 19991428810

1031Railway TicketsUral Championship 19993331349

1032Find a MultipleUral Championship 19993507289

1033LabyrinthUral Championship 19995124227

1034Queens in Peaceful PositionsUral Championship 19991610719

1035Cross-stitchUral Championship 19999291238

1036Lucky Tickets3780307

1037Memory ManagementUSU Championship 20001563734

1038Spell CheckerUSU Championship 20002762417

1039Anniversary PartyUSU Championship 20003032380

1040Airline CompanyUSU Championship 20001174975

1041NikiforUSU Championship 20005442084

1042Central HeatingUSU Championship 20001463784

1043Cover an ArcUSU Championship 20007611497

1044Lucky Tickets. Easy!USU Championship 20009834117

1045Funny GameUSU Local Contest. March 20002161526

1046Geometrical DreamsUSU Local Contest. March 20006511726

1047Simple CalculationsUSU Local Contest. March 20004155274

1048Superlong SumsUSU Local Contest. March 20006250182

1049Brave BalloonistsUSU Local Contest. March 20004869234

1050Preparing an ArticleUSU Local Contest. March 20008601312

1051Simple Game on a GridUSU Local Contest. March 20002501454

1052Rabbit HuntUSU Local Contest. March 20005174220

1053PinocchioNEERC 2000 Central Subregional3893292

1054Hanoi TowerNEERC 2000 Central Subregional1849613

1055CombinationsNEERC 2000 Central Subregional3077369

1056Computer NetNEERC 2000 Central Subregional2219511

1057Amount of DegreesNEERC 2000 Central Subregional1584714

1058ChocolateNEERC 2000 Central Subregional3533130

1059ExpressionNEERC 2000 Central Subregional1959578

1060Flip GameNEERC 20003183338

1061Buffer ManagerNEERC 20001879572

1062TriathlonNEERC 20006311684

1063Domino PuzzleNEERC 20005182043

1064Binary SearchNEERC 20001907563

1065FrontierNEERC 20008061323

1066GarlandNEERC 20002129504

1067Disk TreeNEERC 20001768607


1069Prufer CodeUSU Personal Contest 20011988526

1070Local TimeUSU Personal Contest 20011763592

1071Nikifor 2USU Personal Contest 20011814576

1072RoutingUSU Personal Contest 20012247465

1073Square CountryUSU Personal Contest 20016512161

1074Very Short ProblemUSU Personal Contest 20014852121

1075Thread in a SpaceUSU Personal Contest 20019971043


1077Travelling Tours925407

1078SegmentsWinter Mathematical Festival Varna 20012732379

1079MaximumWinter Mathematical Festival Varna 20019003115

1080Map ColoringWinter Mathematical Festival Varna 20013999259

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014057255

1082Gaby IvanushkaSpring School Contest 20019069113

1083Factorials!!!Spring School Contest 20011345177

1084Goat in the GardenSpring School Contest 20016965148

1085MeetingSpring School Contest 20011810566

1086CryptographySpring School Contest 20018446122

1087The Time to Take StonesSpring School Contest 20013820269

1088Ilya MurometzSpring School Contest 20011561656

1089Verification with a VocabularySpring School Contest 20012415425

1090In the Army NowUSU Local Contest. March 20012755354

1091Tmutarakan ExamsUSU Local Contest. March 20012046476

1092TransversalUSU Local Contest. March 20014522120

1093DartsUSU Local Contest. March 20015181855

1094E-screenUSU Local Contest. March 20012415404

1095Nikifor 3USU Local Contest. March 20011973494

1096Get the Right Route Plate!USU Local Contest. March 20011503647

1097Square Country 2USU Local Contest. March 20017291325


1099Work Scheduling6741296

1100Final StandingsTetrahedron Team Online Contest May 2001715653

1101Robot in the FieldTetrahedron Team Online Contest May 2001692537

1102Strange DialogTetrahedron Team Online Contest May 20012039184

1103Pencils and CirclesTetrahedron Team Online Contest May 2001764487

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001384198

1105Observers ColoringTetrahedron Team Online Contest May 2001462799

1106Two TeamsTetrahedron Team Online Contest May 2001447184

1107Warehouse ProblemTetrahedron Team Online Contest May 2001916407

1108HeritageBulgarian Online Contest September 20011550244

1109ConferenceBulgarian Online Contest September 20011481255

1110PowerBulgarian Online Contest September 2001664757

1111SquaresBulgarian Online Contest September 2001952395

1112CoverBulgarian Online Contest September 20011892200

1113JeepBulgarian Online Contest September 20011522248

1114BoxesBulgarian Online Contest September 20011989190

1115ShipsBulgarian Online Contest September 2001965390

1116Piecewise Constant FunctionAutumn School Contest 20011208312

1117HierarchyAutumn School Contest 20011363277

1118Nontrivial NumbersAutumn School Contest 20013614105

1119MetroAutumn School Contest 2001419690

1120Sum of Sequential NumbersAutumn School Contest 2001441886

1121BranchesAutumn School Contest 20011169322

1122GameAutumn School Contest 20011610235

1123SalaryAutumn School Contest 20013026125

1124MosaicUSU Championship 20011228307

1125HopscotchUSU Championship 20011689224

1126Magnetic StormsUSU Championship 20013284116

1127Colored BricksUSU Championship 20011236305

1128Partition into GroupsUSU Championship 2001912413

1129Door PaintingUSU Championship 2001838449

1130Nikifor's WalkUSU Championship 2001375988

1131CopyingUSU Championship 2001538071

1132Square Root521717

1133Fibonacci SequenceNEERC 2001 Central Subregional2028187

1134CardsNEERC 2001 Central Subregional2062184

1135RecruitsNEERC 2001 Central Subregional2308164

1136ParliamentNEERC 2001 Central Subregional3647104

1137Bus RoutesNEERC 2001 Central Subregional1208313

1138Integer PercentageNEERC 2001 Central Subregional1920197

1139City BlocksNEERC 2001 Central Subregional462982

1140Swamp IncidentNEERC 2001 Central Subregional1069353

1141RSA Attack1007375

1142RelationsDSAP Vietnam Online Contest November 20012617145

1143Electric PathDSAP Vietnam Online Contest November 2001698538

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012031790

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001877430

1146Maximum SumDSAP Vietnam Online Contest November 2001391797

1147Shaping RegionsDSAP Vietnam Online Contest November 2001438851

1148Building TowersDSAP Vietnam Online Contest November 20011851955

1149Sinus Dances580466

1150Page NumbersUral Championship 2001. Round 21602237

1151RadiobeaconsUral Championship 2001. Round 2384968

1152False MirrorsUral Championship 2001. Round 21857204

1153SupercomputerUral Championship 2001. Round 21207314

1154Mages ContestUral Championship 2001. Round 2436855

1155TroubleduonsUral Championship 2001. Round 2811465

1156Two RoundsUral Championship 2001. Round 21106342

1157Young TilerUral Championship 2001. Round 22316164

1158Censored!NEERC 2001 Northern Subregional738510

1159FenceNEERC 2001 Northern Subregional507738

1160NetworkNEERC 2001 Northern Subregional1129342

1161StripiesNEERC 2001 Northern Subregional403494

1162Currency ExchangeNEERC 2001 Northern Subregional789478

1163ChapaevNEERC 2001 Northern Subregional1901908

1164FillwordNEERC 2001 Northern Subregional1994190

1165SubnumberNEERC 2001 Northern Subregional452826

1166Funny Card GameNEERC 2001 Northern Subregional1083356

1167Bicolored HorsesRomanian Online Contest December 20012411158

1168Radio StationsRomanian Online Contest December 2001544689

1169PairsRomanian Online Contest December 2001513730

1170DesertRomanian Online Contest December 20012501468

1171Lost in SpaceRomanian Online Contest December 20012791321

1172Ship RoutesRomanian Online Contest December 2001653576

1173Lazy SnailRomanian Online Contest December 20013491063

1174Weird PermutationsRomanian Online Contest December 2001589637

1175Strange SequenceUSU Personal Contest 2002412908

1176HyperchannelsUSU Personal Contest 20021014374

1177Like ComparisonsUSU Personal Contest 20022861294

1178Akbardin’s RoadsUSU Personal Contest 20022601147

1179Numbers in TextUSU Personal Contest 20021399272

1180Stone GameUSU Personal Contest 2002430989

1181Cutting a Painted PolygonUSU Personal Contest 2002893424

1182Team Them Up!NEERC 2001735515

1183Brackets SequenceNEERC 20011727221

1184Cable MasterNEERC 20011286296

1185WallNEERC 20011125338

1186Chemical ReactionsNEERC 2001572659

1187Statistical TroubleNEERC 20011831987

1188LibraryNEERC 20011752073

1189Pairs of IntegersNEERC 2001807469

1190Bar of ChocolateSpring School Contest 20021199317

1191Catch the thief!Spring School Contest 20021579241

1192Ball in a DreamSpring School Contest 20023344114

1193Queue at the ExamSpring School Contest 20022123180

1194HandshakesSpring School Contest 2002467482

1195Ouths and CrossesSpring School Contest 20021465260

1196History ExamSpring School Contest 2002596364

1197Lonesome KnightSpring School Contest 20021177533



1200Horns and HoofsUSU Local Contest. March 20021794213

1201Which Day Is It?USU Local Contest. March 20021134335

1202Rectangles TravelUSU Local Contest. March 2002890426

1203Scientific ConferenceUSU Local Contest. March 20023633105

1204IdempotentsUSU Local Contest. March 20021627234

1205By the Underground or by Foot?USU Local Contest. March 20021590240

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023156121

1207Median on the PlaneUSU Local Contest. March 20022025189

1208Legendary Teams ContestUSU Local Contest. March 20021960195

12091, 10, 100, 1000...Autumn School Contest 2002894343

1210Kind SpiritsAutumn School Contest 20022479156

1211Collective GuaranteeAutumn School Contest 20021388278

1212BattleshipAutumn School Contest 2002761504

1213Cockroaches!Autumn School Contest 20022266171

1214Strange ProcedureAutumn School Contest 20023781102

1215Exactness of Projectile HitAutumn School Contest 20021247309

1216Two Pawns and One KingUSU Championship 20021891953

1217Unlucky TicketsUSU Championship 2002979393

1218Episode N-th: The Jedi TournamentUSU Championship 20021144337

1219Symbolic SequenceUSU Championship 20023241120

1220StacksUSU Championship 20021419272

1221Malevich Strikes Back!USU Championship 2002959401

1222Chernobyl’ EaglesUSU Championship 20022754141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021113346

1224SpiralNEERC 2002 Central Subregional536572

1225FlagsNEERC 2002 Central Subregional837546

1226esreveR redrONEERC 2002 Central Subregional3326117

1227Rally ChampionshipNEERC 2002 Central Subregional1221316

1228ArrayNEERC 2002 Central Subregional3712104

1229Strong BrickworkNEERC 2002 Central Subregional1020377

1230Introspective ProgramNEERC 2002 Central Subregional537711

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1822025

1232Asteroid LandingNEERC 2002 Central Subregional1742113

1233Amusing NumbersNEERC 2002429887

1234BricksNEERC 2002593646

1235Cricket FieldNEERC 2002513745

1236Decoding TaskNEERC 2002799481

1237Evacuation PlanNEERC 2002415918

1238FoldingNEERC 2002817472

1239Ghost BustersNEERC 20021382632

1240Heroes of Might and MagicNEERC 20022741372

1241Inlay CuttersNEERC 20022411554

1242WerewolfUSU Personal Contest 20031683231

1243Divorce of the Seven DwarfsUSU Personal Contest 2003691257

1244GentlemenUSU Personal Contest 20031372283

1245PicturesUSU Personal Contest 2003426897

1246Tethered DogUSU Personal Contest 20031071362

1247Check a SequenceUSU Personal Contest 20031587245

1248Sequence SumUSU Personal Contest 2003598644

1249Ancient NecropolisUSU Local Contest. March 20031830213

1250Sea BurialUSU Local Contest. March 2003516744

1251Cemetery ManagerUSU Local Contest. March 20032451536

1252Sorting the TombstonesUSU Local Contest. March 2003911425

1253NecrologuesUSU Local Contest. March 2003588655

1254Die HardUSU Local Contest. March 2003593649

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031438270

1256Cemetery GuardUSU Local Contest. March 20031612290

1257HyphenationAutumn School Contest 20032211714

1258PoolAutumn School Contest 2003888441

1259How to Become Star?Autumn School Contest 20031016386

1260Nudnik PhotographerAutumn School Contest 20033035130

1261TipsAutumn School Contest 20031091360

1262Pseudo-Roman NumberAutumn School Contest 20031093359

1263ElectionsAutumn School Contest 2003809449

1264WorkdaysAutumn School Contest 20031299630

1265MirrorUSU Championship 20032641446

1266Kirchhoff's LawUSU Championship 20032671430

1267Yekaterinburg SubwayUSU Championship 20031842042

1268Little ChuUSU Championship 2003483804

1269Obscene Words FilterUSU Championship 2003466832

1270UnicubeUSU Championship 20031632290

1271Sailing DirectionsUSU Championship 2003804402

1272Non-Yekaterinburg SubwayUSU Championship 20032273174

1273TieUSU Championship 2003820477

1274Fractional ArithmeticNEERC 2003 Central Subregional558698

1275Knights of the Round TableNEERC 2003 Central Subregional1482509

1276TrainNEERC 2003 Central Subregional479811

1277Cops and ThievesNEERC 2003 Central Subregional443875

1278“… Connecting People”NEERC 2003 Central Subregional411942

1279WarehouseNEERC 2003 Central Subregional1015387

1280Topological SortingNEERC 2003 Central Subregional2350168

1281River BasinNEERC 2003 Central Subregional2821358

1282Game TreeNEERC 2003 Central Subregional1106355

1283DwarfUSU Personal Contest 20043094128

1284Space PokerUSU Personal Contest 20041652278

1285Thread in a HyperspaceUSU Personal Contest 2004421925

1286Starship TravelUSU Personal Contest 2004575681

1287Mars CanalsUSU Personal Contest 2004985401

1288AstrolocationUSU Personal Contest 20041822076

1289One Way TicketUSU Personal Contest 20041017388

1290SabotageSpring School Contest 2004472084

1291Gear-wheelsSpring School Contest 2004936422

1292Mars Space StationsSpring School Contest 20041079366

1293EniyaSpring School Contest 20041855021

1294Mars SatellitesSpring School Contest 20041242319

1295Crazy NotionsSpring School Contest 20042442163

1296HyperjumpSpring School Contest 20043634109

1297PalindromeSpring School Contest 2004419495

1298KnightSpring School Contest 20041560254

1299PsyloniansSpring School Contest 20042671440

1300TaxesUral Championship 19981462559

1301Cube in LabyrinthUral Championship 1998551711

1302Delta-waveUral Championship 19981209327

1303Minimal CoverageUral Championship 19981608247

1304ParallelepipedUral Championship 19982081831

1305Convex HullUral Championship 1998549714

1306Sequence MedianUral Championship 19982592153

1307ArchiverUral Championship 2004. Round 13161225

1308Dean's PyramidUral Championship 2004. Round 11422628

1309DisputeUral Championship 2004. Round 1634620

1310ACM DiagnosticsUral Championship 2004. Round 13151229

1311Stable ConstructionUral Championship 2004. Round 13741040

1312TrayUral Championship 2004. Round 11402663

1313Some Words about SportUral Championship 2004. Round 1954542

1314Chase in SubwayUral Championship 2004. Round 1723545

1315MDPAR and MIIARUral Championship 2004. Round 11832070

1316Electronic AuctionUral Championship 2004. Round 1793497

1317HailUral Championship 2004. Round 23471119

1318LogarithmUral Championship 2004. Round 22711422

1319HotelUral Championship 2004. Round 2889745

1320Graph DecompositionUral Championship 2004. Round 21201330

1321Floor IndicatorUral Championship 2004. Round 23001289

1322SpyUral Championship 2004. Round 2777508

1323ClassmatesUral Championship 2004. Round 2491797

1324Extra SpacesUral Championship 2004. Round 2436896

1325DirtUral Championship 2004. Round 2645610

1326Bottle TapsUral Championship 2004. Round 2791499

1327FusesAutumn School Contest 2004746254

1328FireballAutumn School Contest 20042941325

1329Galactic HistoryAutumn School Contest 2004816488

1330IntervalsAutumn School Contest 20043644110

1331VladislavaAutumn School Contest 20043891010

1332Genie BomberAutumn School Contest 2004603657

1333Genie Bomber 2Autumn School Contest 20041731231

1334CheckersAutumn School Contest 2004755527

1335White ThesisAutumn School Contest 20042223180

1336Problem of Ben BetsalelAutumn School Contest 20043092130

1337BureaucracyAutumn School Contest 20042421599

1338AutomobilesUSU Championship 20042241730

1339BabiesUSU Championship 2004410964

1340CucarachaUSU Championship 2004794549

1341DeviceUSU Championship 20043561106

1342EnterpriseUSU Championship 2004462858

1343Fairy TaleUSU Championship 2004976411

1344Gigantic TurnipUSU Championship 2004794549

1345HTMLUSU Championship 20042731431

1346Intervals of MonotonicityUSU Championship 20041121358

1347BlogSpring School Contest 20052681458

1348Goat in the Garden 2Spring School Contest 20051954206

1349FarmSpring School Contest 2005695658

1350CanteenSpring School Contest 2005981409

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005706566

1352Mersenne PrimesSpring School Contest 20052953137

1353Milliard Vasya's FunctionSpring School Contest 20053252124

1354Palindrome. Again PalindromeSpring School Contest 20052328173

1355Bald Spot RevisitedSpring School Contest 20051681240

1356Something EasierSpring School Contest 20051032389

1357Teakettle 1.0 for DummiesSpring School Contest 20053391161

1358CablesSpring School Contest 2005657608

1359ConstructionSpring School Contest 20053201228

1360Philosophical DisputeUral Championship 2005. Round 22921344

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21732218

1362Classmates 2Ural Championship 2005. Round 2727551

1363HalftonesUral Championship 2005. Round 2467247

1364LaraKillerUral Championship 2005. Round 2429924

1365Testing CalculatorUral Championship 2005. Round 2665340

1366PresentsUral Championship 2005. Round 2755530

1367Top SecretUral Championship 2005. Round 21203122

1368Goat in the Garden 3Ural Championship 2005. Round 21652319

1369Cockroach RaceUral Championship 2005. Round 21615609

1370MagicianUral Championship 2005. Round 24031100

1371Cargo AgencyUral Championship 2005. Round 1598670

1372Death StarUral Championship 2005. Round 1635582

1373Pictura ex MachinaUral Championship 2005. Round 1447892

1374MisereUral Championship 2005. Round 12511642

1375Bill CleversUral Championship 2005. Round 1675595

1376Dean's Pyramid 2Ural Championship 2005. Round 1359055

1377Lara CroftUral Championship 2005. Round 11344301

1378Artificial IntelligenceUral Championship 2005. Round 12141819

1379Cups TransportationUral Championship 2005. Round 1478835

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest933957

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1063513

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2421617

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2113147

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest655434

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1664243

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3411161

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2451598

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1218525

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest521768

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2711015

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest695159

1392Dreaming of Stars509785

1393Average Common Prefix2981306

1394Ships. Version 2429112

1395Pascal vs. C++. Version 21143088

1396Maximum. Version 21811997

1397Points Game1672061

1398Bishop and Pawn355967

1399Economical Director1812598

1400Cellular CharactersAutumn School Contest 2005736546

1401GamersAutumn School Contest 2005825488

1402CocktailsAutumn School Contest 20052852142

1403CourierAutumn School Contest 20051082373

1404Easy to Hack!Autumn School Contest 2005474386

1405Goat in the Garden 5Autumn School Contest 2005540741

1406Next NumberAutumn School Contest 20051170345

1407One-two, One-twoAutumn School Contest 20051012399

1408Polynomial MultiplicationAutumn School Contest 20053341185

1409Two GangstersAutumn School Contest 20051779623

1410CrackUSU Championship 2005879456

141140 Islands KnightsUSU Championship 20051262983

1412Autumn TideUSU Championship 20052641481

1413Mars JumperUSU Championship 20052257179

1414Astronomical DatabaseUSU Championship 2005728550

1415Mobile LifeUSU Championship 20052511586

1416ConfidentialUSU Championship 2005926433

1417Space Poker 2USU Championship 20052091852

1418Military StoryUSU Championship 2005403982

1419Maps of the Island WorldsUSU Championship 20052741428

1420Integer-Valued Complex DivisionUSU Championship 20052271712

1421Credit OperationsTimus Top Coders: First Challenge674574

1422FirefliesTimus Top Coders: First Challenge409936

1423String TaleTimus Top Coders: First Challenge1953200

1424MinibusTimus Top Coders: First Challenge499771

1425Queen 2Timus Top Coders: First Challenge2061816

1426RectanglesTimus Top Coders: First Challenge685030

1427SMSTimus Top Coders: First Challenge973399

1428Jedi RiddleTimus Top Coders: First Challenge804482

1429BiscuitsTimus Top Coders: First Challenge1083325

1430Crime and PunishmentTimus Top Coders: First Challenge782495

1431DiplomasUSU Personal Contest 20061054367

1432Twofold LuckUSU Personal Contest 2006378310

1433DiamondsUSU Personal Contest 20061539252

1434Buses in VasyukiUSU Personal Contest 20062771361

1435Financial ErrorUSU Personal Contest 2006395964

1436BillboardUSU Personal Contest 2006450849

1437Gasoline StationUSU Personal Contest 2006676569

1438Time Limit ExceededUSU Personal Contest 20061123201

1439Battle with You-Know-WhoUral Championship 2006717532

1440Training ScheduleUral Championship 2006541702

1441From the History of Gringotts BankUral Championship 20062531471

1442Floo PowderUral Championship 20061173047

1443RailsUral Championship 2006565673

1444ElephpotamusUral Championship 20063271148

1445Christmas giftsUral Championship 2006641594

1446Sorting HatUral Championship 2006396897

1447Portkey NetworkUral Championship 20063301138

1448Lighting in HogwartsUral Championship 2006662576

1449Credit Operations 2Timus Top Coders: Second Challenge2571437

1450Russian PipelinesTimus Top Coders: Second Challenge1120339

1451Beerhouse TaleTimus Top Coders: Second Challenge382979

1452Pascal vs. C++Timus Top Coders: Second Challenge575656

1453QueenTimus Top Coders: Second Challenge3081206

1454Rectangles 2Timus Top Coders: Second Challenge1352645

1455Freedom of SpeechTimus Top Coders: Second Challenge1911908

1456Jedi Riddle 2Timus Top Coders: Second Challenge462813

1457Heating MainTimus Top Coders: Second Challenge537571

1458War GamesTimus Top Coders: Second Challenge3161177

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest1991770

1460WiresPetrozavodsk Winter 2006. USU Contest714566

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3521022

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest398907

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest482752

1464LightPetrozavodsk Winter 2006. USU Contest1162935

1465Pawn GamePetrozavodsk Winter 2006. USU Contest592614

1466Magic SquarePetrozavodsk Winter 2006. USU Contest963489

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2821267

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest448796

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2601351

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1221296

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1292280

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3011173

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest625065

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest511700

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest704558

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2261545

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1232742

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest774192

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest486287

1480CouponsUSU Championship 2006849423

1481Winning ChancesUSU Championship 20061462328

1482Triangle GameUSU Championship 20061132952

1483Table FootballUSU Championship 20061006357

1484Film RatingUSU Championship 2006480741

1485Football and LieUSU Championship 20062151614

1486Equal SquaresUSU Championship 2006512696

1487Chinese FootballUSU Championship 20062791256

1488ACM PokerUSU Championship 20062161607

1489Points on a ParallelepipedAutumn School Contest 2006911393

1490Fire CircleAutumn School Contest 20061661217

1491Unreal StoryAutumn School Contest 20061632221

1492Vasya's Dad 2Autumn School Contest 20061901811

1493One Step from HappinessAutumn School Contest 2006639557

1494MonobilliardsAutumn School Contest 20061621222

1495One-two, One-two 2Autumn School Contest 2006946379

1496SpammerAutumn School Contest 2006591161

1497Cutting a SquareAutumn School Contest 20061221294

1498Stroke at Full SpeedAutumn School Contest 2006406871

1499KerchiefsAutumn School Contest 20062551367

1500Pass LicensesNEERC 2006 Eastern Subregional523677

1501Sense of BeautyNEERC 2006 Eastern Subregional1218294

1502Domino DotsNEERC 2006 Eastern Subregional446781

1503PolynomialNEERC 2006 Eastern Subregional1811888

1504Good MannersNEERC 2006 Eastern Subregional1552185

1505Oil TransferNEERC 2006 Eastern Subregional1182817

1506Columns of NumbersNEERC 2006 Eastern Subregional2152167

1507Difficult DecisionNEERC 2006 Eastern Subregional852418

1508Japanese PuzzleNEERC 2006 Eastern Subregional1971742

1509Domino RecognitionNEERC 2006 Eastern Subregional903606

1510OrderNEERC 2006 Eastern Subregional385093

1511Fiscal OperationsTimus Top Coders: Third Challenge3041130

1512ZiniumTimus Top Coders: Third Challenge447776

1513Lemon TaleTimus Top Coders: Third Challenge826424

1514National ParkTimus Top Coders: Third Challenge1891783

1515CashmasterTimus Top Coders: Third Challenge1616218

1516NostalgiaTimus Top Coders: Third Challenge2001689

1517Freedom of ChoiceTimus Top Coders: Third Challenge1002351

1518Jedi Riddle 3Timus Top Coders: Third Challenge3301043

1519Formula 1Timus Top Coders: Third Challenge815430

1520Empire Strikes BackTimus Top Coders: Third Challenge1312516

1521War Games 2Timus Top Coders: Third Challenge1041338

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1831799

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest911377

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1613354

1525PathPetrozavodsk Winter 2007. D.Gozman Contest711482

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2301447

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2441367

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1339257

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest734183

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest382886

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2601286

1532Lost in TranslationUSU Personal Contest 20071651976

1533Fat HobbitsUSU Personal Contest 20072701235

1534Football in GondorUSU Personal Contest 2007597570

1535The Hobbit or There and Back AgainUSU Personal Contest 2007721473

1536Delights of Pipe-weedUSU Personal Contest 2007367515

1537EntsUSU Personal Contest 20071196287

1538Towers of GuardUSU Personal Contest 20072591285

1539Intelligence DataUSU Personal Contest 20073181054

1540Battle for the RingUSU Personal Contest 20072941137

1541ChaseUSU Personal Contest 20071502161

1542AutocompletionUral Championship 2007517645

1543Dance RevolutionUral Championship 20071512112

1544Classmates 3Ural Championship 20072831160

1545HieroglyphsUral Championship 2007554961

1546Japanese SortingUral Championship 20072611255

1547Password SearchUral Championship 2007406817

1548Sakura and StatisticsUral Championship 2007387084

1549Another Japanese PuzzleUral Championship 20071482152

1550Dean's Pyramid 3Ural Championship 2007576580

1551Sumo TournamentUral Championship 20071123300

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2501240

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest580546

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest525603

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1512896

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest259212

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1701791

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest413762

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest803582

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest3101008

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1122643

1562GM-pineappleUSU Championship 2007811391

1563BayanUSU Championship 2007468968

1564Counting OnesUSU Championship 2007473664

1565The Duel for ThreeUSU Championship 20071941573

1566Triangular PostcardsUSU Championship 20071062766

1567SMS-spamUSU Championship 2007723944

1568Train Car SortingUSU Championship 20071931580

1569Networking the “Iset”USU Championship 2007313993

1570Eating HighUSU Championship 20072981042

1571InterpretersUSU Championship 2007756419

1572Yekaterinozavodsk Great WellAutumn School Contest 20072060155

1573AlchemyAutumn School Contest 20072935109

1574Mathematicians and bracketsAutumn School Contest 2007859368

1575Yekaterinburg Subway 2Autumn School Contest 2007330941

1576Telephone TariffsAutumn School Contest 20072164147

1577E-mailAutumn School Contest 2007605520

1578Mammoth HuntAutumn School Contest 2007352884

1579Coat TransportationAutumn School Contest 2007630500

1580Dean's DebtsAutumn School Contest 2007339917

1581TeamworkAutumn School Contest 2007704445

1582BookmakersNEERC 2007 Eastern Subregional2740116

1583CheeseNEERC 2007 Eastern Subregional1801676

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2471239

1585PenguinsNEERC 2007 Eastern Subregional644949

1586Threeprime NumbersNEERC 2007 Eastern Subregional1783178

1587Flying PigNEERC 2007 Eastern Subregional401775

1588JamaicaNEERC 2007 Eastern Subregional982321

1589SokobanNEERC 2007 Eastern Subregional324497

1590Bacon’s CipherNEERC 2007 Eastern Subregional1178268

1591Abstract ThinkingNEERC 2007 Eastern Subregional309998

1592Chinese WatchesNEERC 2007 Eastern Subregional539580

1593Square Country. Version 2330789

1594Aztec Treasure464574

1595Perfect Sequence1991224

1596Knight Mare127201

1597Chernobyl’ Eagle on a Roof. Version 2172993

1598DSA Attack113746

1599Winding Number102406

1600AirportUSU Personal Contest 2008559535

1601AntiCAPSUSU Personal Contest 2008324993

1602ElevatorUSU Personal Contest 2008708424

1603EruditeUSU Personal Contest 20081201251

1604Country of FoolsUSU Personal Contest 2008890338

1605Devil's SequenceUSU Personal Contest 2008530564

1606SlalomUSU Personal Contest 2008449663

1607TaxiUSU Personal Contest 2008514359

1608Lucky Tickets 2008Ural Championship 2008337868

1609Tram TileUral Championship 20081042643

1610CactusesUral Championship 20081631742

1611DecimationUral Championship 2008406724

1612Tram ForumUral Championship 20082100143

1613For Fans of StatisticsUral Championship 20081760170

1614National Project “Trams”Ural Championship 2008398739

1615Tram SolitaireUral Championship 20081571804

1616Square Country 4Ural Championship 2008773464

1617Flat SpotsUral Championship 2008444868

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest435399

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest459610

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2021350

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest435399

1622EndspielPetrozavodsk Winter 2008. ITMO Contest813145

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest813145

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest336655

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest303914

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest248417

1627JoinPetrozavodsk Winter 2008. ITMO Contest2381154

1628White StreaksUSU Championship 2008561491

1629TripUSU Championship 2008387706

1630TalismanUSU Championship 2008315862

1631Drunk King 2USU Championship 2008722383

1632LasersUSU Championship 2008683594

1633HippogriffsUSU Championship 2008399685

1634Spider MiteUSU Championship 20081341947

1635Mnemonics and PalindromesUSU Championship 20081198232

1636Penalty TimeUSU Championship 2008445163

1637Triangle Game 2USU Championship 2008862920

1638BookwormUSU Championship 2008333284

1639Chocolate 2Autumn School Contest 2008766536

1640Circle of WinterAutumn School Contest 20081572176

1641DutiesAutumn School Contest 2008635432

16421D MazeAutumn School Contest 2008291295

1643Attack of the Dark FortressAutumn School Contest 2008621442

1644A Whole Lot of WalnutsAutumn School Contest 2008285397

1645Ski RaceAutumn School Contest 20081464189

1646Godzilla Strikes Back!Autumn School Contest 2008354766

1647Divide an Island!Autumn School Contest 2008343790

1648YachtsAutumn School Contest 2008815338

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional326621

1650BillionairesNEERC 2008 Eastern Subregional477571

1651Shortest SubchainNEERC 2008 Eastern Subregional780352

1652Banking CrisisNEERC 2008 Eastern Subregional1142243

1653Death ConveyorNEERC 2008 Eastern Subregional287318

1654Cipher MessageNEERC 2008 Eastern Subregional413867

1655Somali PiratesNEERC 2008 Eastern Subregional1132261

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1486186

1657Cube SnakeNEERC 2008 Eastern Subregional2091270

1658Sum of DigitsNEERC 2008 Eastern Subregional988279

1659Regular TrianglesNEERC 2008 Eastern Subregional454599

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest346203

1661DodecahedronPetrozavodsk Winter 2008. USU Contest564135

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest544264

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest882785

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1162166

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest672400

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2271152

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1291963

1668Death Star 2Petrozavodsk Winter 2008. USU Contest336347

1669Universal WordPetrozavodsk Winter 2008. USU Contest2091246

1670AsteriskPetrozavodsk Summer 2008. USU Contest1551641

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1482181

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1510828

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1331893

1674Drunk KingPetrozavodsk Summer 2008. USU Contest326445

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1281962

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1571621

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1311920

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest199335

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2541025

1680The First NonqualifyingUSU Personal Contest 20091323199

1681Brother Bear's GardenUSU Personal Contest 2009822887

1682Crazy ProfessorUSU Personal Contest 2009439592

1683FridgeUSU Personal Contest 20092045129

1684Jack's Last WordUSU Personal Contest 2009948277

1685OrthographyUSU Personal Contest 20091474179

1686Photovoltaic SpaceshipUSU Personal Contest 20092021253

1687Numismatics for FunUSU Personal Contest 20092361080

1688Team.GOV!USU Personal Contest 20092058128

1689Fisherman and BarbellUSU Personal Contest 2009320805

1690Army of MagesPetrozavodsk Winter 2009. USU Contest420614

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest743145

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest792329

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1411006

1694Killer WordsPetrozavodsk Winter 2009. USU Contest802935

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest822871

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest275927

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest464717

1698Square Country 5Petrozavodsk Winter 2009. USU Contest447578

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2101201

1700AwakeningUral Championship 2009604427

1701Ostap and PartnersUral Championship 2009436587

1702CrossroadUral Championship 20091371782

1703Robotic ArmUral Championship 20091202015

1704DemodulationUral Championship 2009902620

1705Gangster HaresUral Championship 2009313811

1706Cipher Message 2Ural Championship 2009438585

1707Hypnotoad's SecretUral Championship 20091501637

1708Sum of Digits 2Ural Championship 20091112471

1709Penguin-AviaUral Championship 20091644158

1710Boris, You Are Wrong!Ural Championship 2009452567

1711Code NamesNEERC 2009 Eastern Subregional2028119

1712Cipher GrilleNEERC 2009 Eastern Subregional316576

1713Key SubstringsNEERC 2009 Eastern Subregional420564

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional852554

1715Another Ball KillerNEERC 2009 Eastern Subregional282831

1716Alternative SolutionNEERC 2009 Eastern Subregional299785

1717Eligibility RulesNEERC 2009 Eastern Subregional912402

1718RejudgeNEERC 2009 Eastern Subregional952252

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1831257

1720Summit Online JudgeNEERC 2009 Eastern Subregional293801

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional485490

1722Observation DeckUral Regional School Programming Contest 20092231038

1723Sandro's BookUral Regional School Programming Contest 2009357767

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009348676

1725Sold Out!Ural Regional School Programming Contest 20091834131

1726VisitsUral Regional School Programming Contest 2009881272

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091385173

1728Curse on Team.GOVUral Regional School Programming Contest 2009523454

1729Dead Man's ChestUral Regional School Programming Contest 2009467507

1730ManBearPigUral Regional School Programming Contest 2009249934

1731DillUral Regional School Programming Contest 2009249397

1732Ministry of TruthUSU Championship 2009576410

1733Forgotten TechnologyUSU Championship 2009563643

1734Endgame DatabaseUSU Championship 20091321693

1735Theft of the CenturyUSU Championship 2009842558

1736Chinese HockeyUSU Championship 20091841239

1737Mnemonics and Palindromes 3USU Championship 20091077221

1738Computer SecurityUSU Championship 2009296786

1739FaryuksUSU Championship 2009882453

1740Deer is Better!USU Championship 20091693141

1741Communication FiendUSU Championship 2009811293

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest779294

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest256873

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1141872

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest246907

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1541415

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1941138

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest824278

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1321635

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2061075

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest682976

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest585390

1753BookshelfUSU Personal Contest 2010776289

1754Explosion in a PyramidUSU Personal Contest 2010436510

1755CakeUSU Personal Contest 2010332665

1756One and a Half DiggersUSU Personal Contest 20101446156

1757Gold BarsUSU Personal Contest 20101051976

1758Bald Spot Revisited 2USU Personal Contest 2010872343

1759Long-LiversUSU Personal Contest 2010603371

1760Infernal WorkUSU Personal Contest 2010402552

1761Binary PalindromeUSU Personal Contest 2010243898

1762Search for a Hiding-PlaceUSU Personal Contest 20101481438

1763Expert FleaUral Championship 2010374774

1764TranssibUral Championship 20101341558

1765Error 404Ural Championship 2010493803

1766Humpty DumptyUral Championship 20101791187

1767The House of Doctor DeeUral Championship 2010374584

1768Circular StringsUral Championship 20102141002

1769Old Ural LegendUral Championship 20101287173

1770The Party of Ural ChampionsUral Championship 20101411486

1771A Deputy's MorningUral Championship 2010374774

1772Ski-Trails for RobotsUral Championship 2010313695

1773Metro to Every HomeUral Championship 2010317686

1774Barber of the Army of MagesUral SU Championship 2010526386

1775Space BowlingUral SU Championship 2010277720

1776Anniversary FireworkUral SU Championship 2010463437

1777AnindilyakwaUral SU Championship 20101937106

1778Chinese Hockey 2Ural SU Championship 2010443829

1779The Great TeamUral SU Championship 2010798256

1780Gray CodeUral SU Championship 2010286699

1781Clean CodeUral SU Championship 20101001880

1782Jack's New WordUral SU Championship 20101201591

1783Nuclear Arms RaceUral SU Championship 2010555366

1784RoundersUral SU Championship 2010213927

1785Lost in LocalizationUral Regional School Programming Contest 20101102119

1786Sandro's BiographyUral Regional School Programming Contest 2010213096

1787Turn for MEGAUral Regional School Programming Contest 2010700729

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101483138

1789Searching for the DodecahedronUral Regional School Programming Contest 20101152177

1790Searching for the TruthUral Regional School Programming Contest 20101821073

1791Uncle Styopa and BusesUral Regional School Programming Contest 20101931015

1792Hamming CodeUral Regional School Programming Contest 2010278274

1793Tray 2Ural Regional School Programming Contest 2010660308

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101222167

1795Husband in a ShopUral Regional School Programming Contest 2010897227

1796Amusement ParkUral Regional School Programming Contest 2010221093

1797Summit Online Judge. Version 2194847

1798Fire Circle. Version 292760

1799Sasha and swag strings23991

1800Murphy's LawNEERC 2010 Eastern Subregional1166174

1801The Revolution CupNEERC 2010 Eastern Subregional314994

1802Cube PuzzleNEERC 2010 Eastern Subregional1291473

1803The Czechs' RiflesNEERC 2010 Eastern Subregional368542

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional674299

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional262753

1806Mobile TelegraphsNEERC 2010 Eastern Subregional356559

1807Cartridges for MaximNEERC 2010 Eastern Subregional1621190

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1411356

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional445450

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest533110

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1621139

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest862041

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1591159

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest652613

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest513212

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest961849

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest224837

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1171543

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest206532

1820Ural SteaksUSU Personal Contest 2011704427

1821BiathlonUSU Personal Contest 20111300146

1822Hugo II's WarUSU Personal Contest 2011318584

1823Ideal GasUSU Personal Contest 2011709266

1824Ifrit BomberUSU Personal Contest 2011210870

1825Ifrit Bomber 2USU Personal Contest 2011243757

1826MinefieldUSU Personal Contest 2011793238

1827Indigenous WarsUSU Personal Contest 2011187972

1828Approximation by a ProgressionUSU Personal Contest 2011519362

1829Routing TablesUSU Personal Contest 2011682454

1830Help in the RNOSUral Championship 2011256705

1831Tsyfirkin's LessonUral Championship 2011991720

1832Arirang ShowUral Championship 2011261692

1833Hopes of RowingUral Championship 2011772155

1834Tennis RacketUral Championship 2011463347

1835Swamp DoctorUral Championship 2011702343

1836Babel FishUral Championship 2011199897

1837Isenbaev's NumberUral Championship 2011293664

1838Samurai's StrokeUral Championship 2011333546

1839The MentaculusUral Championship 2011861952

1840Victim of AdvertisingUral Championship 2011118926

1841CablewaysPetrozavodsk Summer 2010. USU Contest881779

1842Local RootsPetrozavodsk Summer 2010. USU Contest186225

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest512857

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1401162

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest383631

1846GCD 2010Petrozavodsk Summer 2010. USU Contest956180

1847ZamkadyePetrozavodsk Summer 2010. USU Contest373708

1848Fly HuntPetrozavodsk Summer 2010. USU Contest205810

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest841854

1850Space TourismPetrozavodsk Summer 2010. USU Contest662293

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest901737

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest831868

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest225429

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest460370

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1371182

1856War and PeacePetrozavodsk Summer 2011. USU Contest512848

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest166987

1858Magic CubePetrozavodsk Summer 2011. USU Contest502895

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest562632

1860FiborialPetrozavodsk Summer 2011. USU Contest430395

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest261641

1862Very Wealthy MoleUral FU Championship 20111591017

1863Peaceful AtomUral FU Championship 2011180904

1864Get-Together at Den'sUral FU Championship 20111178145

1865The Island of MärketUral FU Championship 2011572564

1866Poetic FootUral FU Championship 2011280592

1867NanotechnologiesUral FU Championship 2011692174

1868Prediction ContestUral FU Championship 20111337128

1869New Year CruiseUral FU Championship 2011945180

1870Zinium 2Ural FU Championship 2011331504

1871Seismic WavesUral FU Championship 2011338494

1872Spacious OfficeUral FU Championship 2011244676

1873GOV ChroniclesUral Regional School Programming Contest 20111628104

1874Football GoalUral Regional School Programming Contest 20111012167

1875Angry BirdsUral Regional School Programming Contest 2011231710

1876Centipede's MorningUral Regional School Programming Contest 2011332451

1877Bicycle CodesUral Regional School Programming Contest 2011757123

1878Rubinchik's CubeUral Regional School Programming Contest 20111060160

1879GOV-internship 2Ural Regional School Programming Contest 2011162995

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011536732

1881Long problem statementUral Regional School Programming Contest 2011320953

1882Old NokiaUral Regional School Programming Contest 2011642313

1883Ent's BirthdayUral Regional School Programming Contest 2011180901

1884Way to the UniversityUral Regional School Programming Contest 2011357466

1885Passenger ComfortNEERC 2011 Eastern Subregional885191

1886Trip 2NEERC 2011 Eastern Subregional1021522

1887Frequent Flyer CardNEERC 2011 Eastern Subregional169953

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional454367

1889Airport AnnouncementsNEERC 2011 Eastern Subregional740227

1890Money out of Thin AirNEERC 2011 Eastern Subregional377441

1891Language OceanNEERC 2011 Eastern Subregional333497

1892Morning in KoltsovoNEERC 2011 Eastern Subregional278592

1893A380NEERC 2011 Eastern Subregional312254

1894Non-Flying WeatherNEERC 2011 Eastern Subregional961608

1895Steaks on BoardNEERC 2011 Eastern Subregional592471

1900Brainwashing DeviceUral Championship 2012302445

1901Space ElevatorsUral Championship 2012385352

1902Neo-VeniceUral Championship 2012155689

1903Unidentified ShipsUral Championship 2012220604

1904The Lessons of the PastUral Championship 2012442307

1905Travel in TimeUral Championship 2012156837

1906The Lost CivilizationUral Championship 2012145786

1907Coffee and BunsUral Championship 20121261021

1908Brute-force SearchUral Championship 2012781578

1909Space ReconUral Championship 2012313387

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional403934

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional442560

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional197668

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1191072

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional343142

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional880155

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional621920

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional840163

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional215614

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional931342

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional306437

1921Chaos and OrderUral Regional School Programming Contest 2012148871

1922Superhero TeamUral Regional School Programming Contest 2012594228

1923Scary PoliticsUral Regional School Programming Contest 2012362370

1924Four ImpsUral Regional School Programming Contest 2012370537

1925British Scientists Save the WorldUral Regional School Programming Contest 2012224661

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012193678

1927Herbs and MagicUral Regional School Programming Contest 2012161805

1928Another Ecology ProblemUral Regional School Programming Contest 2012250529

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012509265

1930Ivan's CarUral Regional School Programming Contest 2012771176

1931Excellent TeamUral FU Championship 2012997135

1932The Secret of IdentifierUral FU Championship 2012201646

1933Guns for Battle!Ural FU Championship 2012487274

1934Black SpotUral FU Championship 2012445300

1935Tears of DrownedUral FU Championship 2012180075

1936RoshamboUral FU Championship 2012166775

1937Davy Jones’s OrganUral FU Championship 2012132960

1938Caribbean TriangleUral FU Championship 2012343100

1939First SealUral FU Championship 2012229571

1940Not So Simple YearsUral FU Championship 2012205634

1941Scary Martian WordUral FU Personal Contest 2012425302

1942Attack at the OrbitUral FU Personal Contest 2012313407

1943Space RummyUral FU Personal Contest 2012199629

1944Record of the Attack at the OrbitUral FU Personal Contest 2012777167

1945Many-armed BrothersUral FU Personal Contest 2012522120

1946Chinese Hockey 3Ural FU Personal Contest 2012971228

1947MeanderUral FU Personal Contest 2012961240

1948The Robot on the LineUral FU Personal Contest 2012139882

1949The Best Picture in the GalaxyUral FU Personal Contest 2012134913

1950Martian FarmlandsUral FU Personal Contest 2012841398

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup821276

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup29779

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup651565

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup213787

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup293010

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup671525

1957MundialPetrozavodsk Winter 2013. Kontur Cup263261

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup312863

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup157703

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup206543

1961Cantonese DialectUral FU Personal Contest 2013173638

1962In Chinese RestaurantUral FU Personal Contest 2013196567

1963KiteUral FU Personal Contest 2013303373

1964Chinese DialectsUral FU Personal Contest 2013852135

1965Pear TreesUral FU Personal Contest 20131061007

1966Cycling RoadsUral FU Personal Contest 2013205543

1967Programmer CasinoUral FU Personal Contest 2013164491

1968Glass PyramidUral FU Personal Contest 2013941123

1969Hong Kong TramUral FU Personal Contest 2013541825

1970皇后像廣場Ural FU Personal Contest 2013120898

1971Graphics SettingsUral Championship 2013239454

1972Game TestingUral Championship 2013392309

1973Location GeneratorUral Championship 2013184041

1974Similar TunesUral Championship 2013149712

1975Model of the EarthUral Championship 2013292902

1976Game OptimizationUral Championship 2013113920

1977Energy WallUral Championship 2013491918

1978E-LiteUral Championship 2013382358

1979Resources DistributionUral Championship 2013116898

1980Road to InvestorUral Championship 2013220492

1981Parallel and PerpendicularUral FU Championship 2013410254

1982Electrification PlanUral FU Championship 2013785134

1983Nectar GatheringUral FU Championship 2013103943

1984Dummy GuyUral FU Championship 2013750140

1985Prime SquareUral FU Championship 2013871098

1986Paul’s SaladsUral FU Championship 2013140710

1987Nested SegmentsUral FU Championship 2013509205

1988Planet Ocean LandingUral FU Championship 2013135735

1989SubpalindromesUral FU Championship 2013362286

1990PodracingNEERC 2013 Eastern Subregional181555

1991The battle near the swampNEERC 2013 Eastern Subregional208950

1992CVSNEERC 2013 Eastern Subregional298344

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional731143

1994The Emperor's planNEERC 2013 Eastern Subregional166602

1995Illegal spicesNEERC 2013 Eastern Subregional298344

1996Cipher Message 3NEERC 2013 Eastern Subregional137721

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional315326

1998The old PadawanNEERC 2013 Eastern Subregional438237

1999The secret moduleNEERC 2013 Eastern Subregional203531

2000Grand Theft Array VUral Regional School Programming Contest 2013869119

2001Mathematicians and BerriesUral Regional School Programming Contest 2013352530

2002Test TaskUral Regional School Programming Contest 2013157466

2003Simple MagicUral Regional School Programming Contest 2013438234

2004Scientists from SpilkovoUral Regional School Programming Contest 2013200499

2005Taxi for ProgrammersUral Regional School Programming Contest 2013148870

2006Kirill the GardenerUral Regional School Programming Contest 2013362277

2007Mutants versus MachinesUral Regional School Programming Contest 2013851103

2008SwiftyUral Regional School Programming Contest 2013155635

2009Canteen LineUral Regional School Programming Contest 2013195511

2010Sasha the Young GrandmasterUral Regional School Programming Contest 2013105698

2011Long StatementUral Regional School Programming Contest 2013134777

2012About Grisha N.NEERC 2014 Eastern Subregional299125

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional145494

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional205356

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional412181

2016Magic and ScienceNEERC 2014 Eastern Subregional113643

2017Best of a bad lotNEERC 2014 Eastern Subregional92750

2018The Debut AlbumNEERC 2014 Eastern Subregional591127

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional469160

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional685110

2021Scarily interesting!NEERC 2014 Eastern Subregional299248

2022Riding a ToadNEERC 2014 Eastern Subregional331779

2023Donald is a postmanNEERC 2014 Eastern Subregional174544

2024Adventure TimeUral Regional School Programming Contest 2014359204

2025Line FightingUral Regional School Programming Contest 201481991

2026Dean and ScheduleUral Regional School Programming Contest 2014226319

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014251289

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014155457

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014201357

2030Awesome Backup SystemUral Regional School Programming Contest 2014197364

2031Overturned NumbersUral Regional School Programming Contest 201494879

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014146483

2033DevicesUral Regional School Programming Contest 201477196

2034CaravansUral Regional School Programming Contest 2014274265

2035Another Dress RehearsalUral Regional School Programming Contest 2014108569

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest561116

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest74877

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest212375

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest74331

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest118575

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest381534

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest84090

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest133201

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest133201

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest144478

2046The First Day at SchoolUral Championship 2015185307

2047MathsUral Championship 2015163346

2048HistoryUral Championship 2015120460

2049ChemistryUral Championship 201593147

20503D-modelingUral Championship 2015341359

2051PhysicsUral Championship 2015172214

2052Physical EducationUral Championship 201570747

2053BiologyUral Championship 2015182135

2054AstronomyUral Championship 201563735

2055Urban GeographyUral Championship 2015401196

2056ScholarshipUral Championship 2015513114

2057Non-palidromic cuttingPalindromic Contest 92853

2058100500 palidnromesPalindromic Contest 83011

2059Not common palindromesPalindromic Contest 221694

2060Subpalindrome pairsPalindromic Contest 65723

2061OEIS A216264Palindromic Contest 63388

2062Ambitious ExperimentUral Regional School Programming Contest 201573558

2063Black and WhiteUral Regional School Programming Contest 201582503

2064CaterpillarsUral Regional School Programming Contest 201550772

2065Different SumsUral Regional School Programming Contest 2015204216

2066Simple ExpressionUral Regional School Programming Contest 201564271

2067Friends and BerriesUral Regional School Programming Contest 2015146297

2068Game of NutsUral Regional School Programming Contest 2015415109

2069Hard RockUral Regional School Programming Contest 2015255175

2070Interesting NumbersUral Regional School Programming Contest 2015168260

2071Juice CocktailsUral Regional School Programming Contest 201583498

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015174252

2073Log FilesUral Regional School Programming Contest 2015249179