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Problem set


1000A+B Problem10341816

1001Reverse Root3236614

1002Phone NumbersCentral European Olympiad in Informatics 19996784223

1003ParityCentral European Olympiad in Informatics 19993943384

1004Sightseeing TripCentral European Olympiad in Informatics 19992609579

1005Stone PileUSU Championship 19971908779

1006Square FramesUSU Championship 19971562964

1007Code WordsUSU Championship 19973825395

1008Image EncodingUSTU PhysTech Cup 20004201360

1009K-based NumbersUSU Championship 19971621593

1010Discrete FunctionUSTU PhysTech Cup 20005295285

1011ConductorsUSU Championship 19976208243

1012K-based Numbers. Version 28559176

1013K-based Numbers. Version 31229192

1014Product of DigitsUSU Local Contest. 19991613694

1015Test the Difference!USU Local Contest. 19993382445

1016Cube on the WalkUSU Local Contest. 19991868804

1017StaircasesUSU Local Contest. 19999713155

1018Binary Apple TreeUSU Local Contest. 19995469276

1019Line PaintingUSU Local Contest. 19993301456

1020RopeAutumn School Contest 20001525499

1021Sacrament of the SumAutumn School Contest 200010372145

1022Genealogical TreeAutumn School Contest 200010791140

1023ButtonsAutumn School Contest 20007109212

1024PermutationsAutumn School Contest 20004803313

1025Democracy in DangerAutumn School Contest 20002263567

1026Questions and AnswersAutumn School Contest 20009666156

1027D++ AgainAutumn School Contest 20002420621

1028StarsUral Championship 19995702263

1029MinistryUral Championship 19993753348

1030TitanicUral Championship 19991707876

1031Railway TicketsUral Championship 19993942380

1032Find a MultipleUral Championship 19994376298

1033LabyrinthUral Championship 19996449233

1034Queens in Peaceful PositionsUral Championship 19991880795

1035Cross-stitchUral Championship 199911191329

1036Lucky Tickets4999300

1037Memory ManagementUSU Championship 200012651168

1038Spell CheckerUSU Championship 20003119476

1039Anniversary PartyUSU Championship 20003905381

1040Airline CompanyUSU Championship 20001492992

1041NikiforUSU Championship 20002944900

1042Central HeatingUSU Championship 20001844804

1043Cover an ArcUSU Championship 20009131614

1044Lucky Tickets. Easy!USU Championship 200012382120

1045Funny GameUSU Local Contest. March 20002845516

1046Geometrical DreamsUSU Local Contest. March 20007781867

1047Simple CalculationsUSU Local Contest. March 20004994294

1048Superlong SumsUSU Local Contest. March 20007451197

1049Brave BalloonistsUSU Local Contest. March 20005997245

1050Preparing an ArticleUSU Local Contest. March 200010281418

1051Simple Game on a GridUSU Local Contest. March 20002819520

1052Rabbit HuntUSU Local Contest. March 20006307233

1053PinocchioNEERC 2000 Central Subregional4387334

1054Tower of HanoiNEERC 2000 Central Subregional2281641

1055CombinationsNEERC 2000 Central Subregional3547413

1056Centers of the NetNEERC 2000 Central Subregional2689544

1057Amount of DegreesNEERC 2000 Central Subregional2047714

1058ChocolateNEERC 2000 Central Subregional5182775

1059ExpressionNEERC 2000 Central Subregional2207663

1060Flip GameNEERC 20003781367

1061Buffer ManagerNEERC 20002123652

1062TriathlonNEERC 20007621800

1063Domino PuzzleNEERC 20006262184

1064Binary SearchNEERC 20002157642

1065FrontierNEERC 20009941385

1066GarlandNEERC 20002440567

1067Disk TreeNEERC 20003567388


1069Prufer CodeUSU Personal Contest 20012605517

1070Local TimeUSU Personal Contest 20012053655

1071Nikifor 2USU Personal Contest 20012194613

1072RoutingUSU Personal Contest 20012739492

1073Square CountryUSU Personal Contest 20019511142

1074Very Short ProblemUSU Personal Contest 20016322105

1075Thread in a SpaceUSU Personal Contest 20016582023


1077Travelling Tours1219396

1078SegmentsWinter Mathematical Festival Varna 20013834348

1079MaximumWinter Mathematical Festival Varna 200112171110

1080Map ColoringWinter Mathematical Festival Varna 20016690200

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015058264

1082Gaby IvanushkaSpring School Contest 200110773123

1083Factorials!!!Spring School Contest 20011973067

1084Goat in the GardenSpring School Contest 20018897149

1085MeetingSpring School Contest 20012144615

1086CryptographySpring School Contest 200112541106

1087The Time to Take StonesSpring School Contest 20014892270

1088Ilya MurometzSpring School Contest 20011799733

1089Verification with the DictionarySpring School Contest 20011584832

1090In the Army NowUSU Local Contest. March 20013490360

1091Tmutarakan ExamsUSU Local Contest. March 20012396523

1092TransversalUSU Local Contest. March 20015412286

1093DartsUSU Local Contest. March 20016321962

1094E-screenUSU Local Contest. March 20012779452

1095Nikifor 3USU Local Contest. March 20012211567

1096Get the Right Route Plate!USU Local Contest. March 20011789700

1097Square Country 2USU Local Contest. March 20019221351


1099Work Scheduling9921137

1100Final StandingsTetrahedron Team Online Contest May 20011104644

1101Robot in the FieldTetrahedron Team Online Contest May 2001872549

1102Strange DialogTetrahedron Team Online Contest May 20012879168

1103Pencils and CirclesTetrahedron Team Online Contest May 2001960500

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001515994

1105Observers ColoringTetrahedron Team Online Contest May 2001584816

1106Two TeamsTetrahedron Team Online Contest May 2001651574

1107Warehouse ProblemTetrahedron Team Online Contest May 20011147419

1108HeritageBulgarian Online Contest September 20011956248

1109ConferenceBulgarian Online Contest September 20011956248

1110PowerBulgarian Online Contest September 2001933652

1111SquaresBulgarian Online Contest September 20011232392

1112CoverBulgarian Online Contest September 20012982163

1113JeepBulgarian Online Contest September 20011861260

1114BoxesBulgarian Online Contest September 20012549190

1115ShipsBulgarian Online Contest September 20011162415

1116Piecewise Constant FunctionAutumn School Contest 20011480327

1117HierarchyAutumn School Contest 20011761275

1118Nontrivial NumbersAutumn School Contest 20014721103

1119MetroAutumn School Contest 2001682271

1120Sum of Sequential NumbersAutumn School Contest 2001559087

1121BranchesAutumn School Contest 20011402345

1122GameAutumn School Contest 20011972246

1123SalaryAutumn School Contest 20014030121

1124MosaicUSU Championship 20011632297

1125HopscotchUSU Championship 20012088232

1126Magnetic StormsUSU Championship 2001532691

1127Colored BricksUSU Championship 20011521318

1128Partition into GroupsUSU Championship 20011181409

1129Door PaintingUSU Championship 20011126429

1130Nikifor's WalkUSU Championship 2001511935

1131CopyingUSU Championship 2001644475

1132Square Root861560

1133Fibonacci SequenceNEERC 2001 Central Subregional2189222

1134CardsNEERC 2001 Central Subregional2503194

1135RecruitsNEERC 2001 Central Subregional3022161

1136ParliamentNEERC 2001 Central Subregional492399

1137Bus RoutesNEERC 2001 Central Subregional1475328

1138Integer PercentageNEERC 2001 Central Subregional2422200

1139City BlocksNEERC 2001 Central Subregional632877

1140Swamp IncidentNEERC 2001 Central Subregional1291375

1141RSA Attack1331364

1142RelationsDSAP Vietnam Online Contest November 20013200152

1143Electric PathDSAP Vietnam Online Contest November 2001835577

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012471898

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011330364

1146Maximum SumDSAP Vietnam Online Contest November 2001616379

1147Shaping RegionsDSAP Vietnam Online Contest November 2001640750

1148Building TowersDSAP Vietnam Online Contest November 20012741718

1149Sinus Dances815060

1150Page NumbersUral Championship 2001. Round 21975246

1151RadiobeaconsUral Championship 2001. Round 24531054

1152False MirrorsUral Championship 2001. Round 23131155

1153SupercomputerUral Championship 2001. Round 21633297

1154Mages ContestUral Championship 2001. Round 2544881

1155TroubleduonsUral Championship 2001. Round 22462197

1156Two RoundsUral Championship 2001. Round 21487326

1157Young TilerUral Championship 2001. Round 22455198

1158Censored!NEERC 2001 Northern Subregional964501

1159FenceNEERC 2001 Northern Subregional641750

1160NetworkNEERC 2001 Northern Subregional2988165

1161StripiesNEERC 2001 Northern Subregional536491

1162Currency ExchangeNEERC 2001 Northern Subregional2105231

1163ChapaevNEERC 2001 Northern Subregional1044282

1164FillwordNEERC 2001 Northern Subregional2397203

1165SubnumberNEERC 2001 Northern Subregional525912

1166Funny Card GameNEERC 2001 Northern Subregional1333497

1167Bicolored HorsesRomanian Online Contest December 20013599135

1168Radio StationsRomanian Online Contest December 2001658731

1169PairsRomanian Online Contest December 2001667721

1170DesertRomanian Online Contest December 20013221471

1171Lost in SpaceRomanian Online Contest December 20013731275

1172Ship RoutesRomanian Online Contest December 2001871554

1173Lazy SnailRomanian Online Contest December 20014471068

1174Weird PermutationsRomanian Online Contest December 2001676712

1175Strange SequenceUSU Personal Contest 2002506949

1176HyperchannelsUSU Personal Contest 20021420342

1177Like ComparisonsUSU Personal Contest 20023861236

1178Akbardin’s RoadsUSU Personal Contest 20023301148

1179Numbers in TextUSU Personal Contest 20021680290

1180Stone GameUSU Personal Contest 2002559387

1181Cutting a Painted PolygonUSU Personal Contest 20021083448

1182Team Them Up!NEERC 2001940515

1183Brackets SequenceNEERC 20012488196

1184Cable MasterNEERC 20012017242

1185WallNEERC 20011614302

1186Chemical ReactionsNEERC 2001695694

1187Statistical TroubleNEERC 20012302041

1188LibraryNEERC 20012192139

1189Pairs of IntegersNEERC 2001973498

1190Bar of ChocolateSpring School Contest 20021588306

1191Catch the thief!Spring School Contest 20021992245

1192Ball in a DreamSpring School Contest 20024521108

1193Queue at the ExamSpring School Contest 20022704180

1194HandshakesSpring School Contest 2002598782

1195Ouths and CrossesSpring School Contest 20021882259

1196History ExamSpring School Contest 2002914353

1197Lonesome KnightSpring School Contest 20021764928



1200Horns and HoofsUSU Local Contest. March 20021923253

1201Which Day Is It?USU Local Contest. March 20021356359

1202Rectangles TravelUSU Local Contest. March 20021103440

1203Scientific ConferenceUSU Local Contest. March 2002598182

1204IdempotentsUSU Local Contest. March 20022144227

1205By the Underground or by Foot?USU Local Contest. March 20022063236

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023997122

1207Median on the PlaneUSU Local Contest. March 20023655134

1208Legendary Teams ContestUSU Local Contest. March 20022301212

12091, 10, 100, 1000...Autumn School Contest 20021436534

1210Kind SpiritsAutumn School Contest 20023021163

1211Collective GuaranteeAutumn School Contest 20021590309

1212BattleshipAutumn School Contest 20021005486

1213Cockroaches!Autumn School Contest 20022920168

1214Strange ProcedureAutumn School Contest 20024876101

1215Exactness of Projectile HitAutumn School Contest 20021642299

1216Two Pawns and One KingUSU Championship 20022312050

1217Unlucky TicketsUSU Championship 20021201408

1218Episode N-th: The Jedi TournamentUSU Championship 20021531321

1219Symbolic SequenceUSU Championship 20024150119

1220StacksUSU Championship 20021790274

1221Malevich Strikes Back!USU Championship 20021162421

1222Chernobyl’ EaglesUSU Championship 20023492141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021665295

1224SpiralNEERC 2002 Central Subregional748366

1225FlagsNEERC 2002 Central Subregional1391635

1226esreveR redrONEERC 2002 Central Subregional4388112

1227Rally ChampionshipNEERC 2002 Central Subregional1637300

1228ArrayNEERC 2002 Central Subregional4622107

1229Strong BrickworkNEERC 2002 Central Subregional1295379

1230Introspective ProgramNEERC 2002 Central Subregional644755

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2222130

1232Asteroid LandingNEERC 2002 Central Subregional2022331

1233Amusing NumbersNEERC 2002513946

1234BricksNEERC 2002714683

1235Cricket FieldNEERC 2002641760

1236Decoding TaskNEERC 2002995492

1237Evacuation PlanNEERC 2002499973

1238FoldingNEERC 20021171419

1239Ghost BustersNEERC 20021523054

1240Heroes of Might and MagicNEERC 20023411409

1241Inlay CuttersNEERC 20022841684

1242WerewolfUSU Personal Contest 20032755179

1243Divorce of the Seven DwarfsUSU Personal Contest 20031009149

1244GentlemenUSU Personal Contest 20031938255

1245PicturesUSU Personal Contest 2003512950

1246Tethered DogUSU Personal Contest 20031487331

1247Check a SequenceUSU Personal Contest 20032070239

1248Sequence SumUSU Personal Contest 2003738663

1249Ancient NecropolisUSU Local Contest. March 20032285216

1250Sea BurialUSU Local Contest. March 2003674726

1251Cemetery ManagerUSU Local Contest. March 20033201504

1252Sorting the TombstonesUSU Local Contest. March 20031231400

1253NecrologuesUSU Local Contest. March 2003698701

1254Die HardUSU Local Contest. March 2003769637

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031789276

1256Cemetery GuardUSU Local Contest. March 20032102256

1257HyphenationAutumn School Contest 20032781736

1258PoolAutumn School Contest 20031191416

1259How to Become Star?Autumn School Contest 20031260394

1260Nudnik PhotographerAutumn School Contest 20034501111

1261TipsAutumn School Contest 20031501331

1262Pseudo-Roman NumberAutumn School Contest 20031279388

1263ElectionsAutumn School Contest 20031172443

1264WorkdaysAutumn School Contest 20032356621

1265MirrorUSU Championship 20033151539

1266Kirchhoff's LawUSU Championship 20033331458

1267Yekaterinburg SubwayUSU Championship 20032791731

1268Little ChuUSU Championship 2003669737

1269Obscene Words FilterUSU Championship 2003580848

1270UnicubeUSU Championship 20032012371

1271Sailing DirectionsUSU Championship 2003974675

1272Non-Yekaterinburg SubwayUSU Championship 20033355149

1273TieUSU Championship 20031073462

1274Fractional ArithmeticNEERC 2003 Central Subregional708697

1275Knights of the Round TableNEERC 2003 Central Subregional1992394

1276TrainNEERC 2003 Central Subregional673733

1277Cops and ThievesNEERC 2003 Central Subregional625788

1278“… Connecting People”NEERC 2003 Central Subregional501979

1279WarehouseNEERC 2003 Central Subregional1182420

1280Topological SortingNEERC 2003 Central Subregional3503142

1281River BasinNEERC 2003 Central Subregional3481398

1282Game TreeNEERC 2003 Central Subregional1480336

1283DwarfUSU Personal Contest 20044268117

1284Space PokerUSU Personal Contest 20042042347

1285Thread in a HyperspaceUSU Personal Contest 20042981631

1286Starship TravelUSU Personal Contest 2004736673

1287Mars CanalsUSU Personal Contest 20041319378

1288AstrolocationUSU Personal Contest 20042062325

1289One Way TicketUSU Personal Contest 20041253398

1290SabotageSpring School Contest 2004633879

1291Gear-wheelsSpring School Contest 20041294385

1292Mars Space StationsSpring School Contest 20041325376

1293EniyaSpring School Contest 20043432015

1294Mars SatellitesSpring School Contest 20041603311

1295Crazy NotionsSpring School Contest 20043326151

1296HyperjumpSpring School Contest 2004746367

1297PalindromeSpring School Contest 2004616281

1298KnightSpring School Contest 20042167231

1299PsyloniansSpring School Contest 20043201523

1300TaxesUral Championship 19981662856

1301Cube in LabyrinthUral Championship 1998667742

1302Delta-waveUral Championship 19981445345

1303Minimal CoverageUral Championship 19982770181

1304ParallelepipedUral Championship 19982561890

1305Convex HullUral Championship 1998706702

1306Sequence MedianUral Championship 19983476144

1307ArchiverUral Championship 2004. Round 13841276

1308Dean's PyramidUral Championship 2004. Round 11682825

1309DisputeUral Championship 2004. Round 1818607

1310ACM DiagnosticsUral Championship 2004. Round 14531086

1311Stable ConstructionUral Championship 2004. Round 13381445

1312TrayUral Championship 2004. Round 11592976

1313Some Words about SportUral Championship 2004. Round 11476134

1314Chase in SubwayUral Championship 2004. Round 1839592

1315MDPAR and MIIARUral Championship 2004. Round 12541905

1316Electronic AuctionUral Championship 2004. Round 11141437

1317HailUral Championship 2004. Round 24561079

1318LogarithmUral Championship 2004. Round 23451417

1319HotelUral Championship 2004. Round 21298139

1320Graph DecompositionUral Championship 2004. Round 21718291

1321Floor IndicatorUral Championship 2004. Round 23661338

1322SpyUral Championship 2004. Round 22425207

1323ClassmatesUral Championship 2004. Round 2604819

1324Extra SpacesUral Championship 2004. Round 2534925

1325DirtUral Championship 2004. Round 2926537

1326Bottle TapsUral Championship 2004. Round 21260396

1327FusesAutumn School Contest 20041088446

1328FireballAutumn School Contest 20043531393

1329Galactic HistoryAutumn School Contest 20041082463

1330IntervalsAutumn School Contest 2004525296

1331VladislavaAutumn School Contest 2004500992

1332Genie BomberAutumn School Contest 2004803622

1333Genie Bomber 2Autumn School Contest 20042326216

1334CheckersAutumn School Contest 2004933536

1335White ThesisAutumn School Contest 20042806180

1336Problem of Ben BetsalelAutumn School Contest 20044171121

1337BureaucracyAutumn School Contest 20043171547

1338AutomobilesUSU Championship 20042741787

1339BabiesUSU Championship 2004578863

1340CucarachaUSU Championship 2004924975

1341DeviceUSU Championship 20044381133

1342EnterpriseUSU Championship 2004671745

1343Fairy TaleUSU Championship 20041203418

1344Gigantic TurnipUSU Championship 20041034490

1345HTMLUSU Championship 20043461425

1346Intervals of MonotonicityUSU Championship 20041704296

1347BlogSpring School Contest 20053581380

1348Goat in the Garden 2Spring School Contest 20052707187

1349FarmSpring School Contest 20051006650

1350CanteenSpring School Contest 20051283393

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005957525

1352Mersenne PrimesSpring School Contest 20053906130

1353Milliard Vasya's FunctionSpring School Contest 20054892104

1354Palindrome. Again PalindromeSpring School Contest 20053650139

1355Bald Spot RevisitedSpring School Contest 20052400211

1356Something EasierSpring School Contest 20051715294

1357Teakettle 1.0 for DummiesSpring School Contest 20054171189

1358CablesSpring School Contest 2005925543

1359ConstructionSpring School Contest 20054321149

1360Philosophical DisputeUral Championship 2005. Round 23911267

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22551918

1362Classmates 2Ural Championship 2005. Round 21132445

1363HalftonesUral Championship 2005. Round 2865294

1364LaraKillerUral Championship 2005. Round 2522955

1365Testing CalculatorUral Championship 2005. Round 2974750

1366PresentsUral Championship 2005. Round 2957526

1367Top SecretUral Championship 2005. Round 21563062

1368Goat in the Garden 3Ural Championship 2005. Round 21972455

1369Cockroach RaceUral Championship 2005. Round 22813374

1370MagicianUral Championship 2005. Round 2564990

1371Cargo AgencyUral Championship 2005. Round 1956527

1372Death StarUral Championship 2005. Round 1755995

1373Pictura ex MachinaUral Championship 2005. Round 1592846

1374MisereUral Championship 2005. Round 13710841

1375Bill CleversUral Championship 2005. Round 1930542

1376Dean's Pyramid 2Ural Championship 2005. Round 1439614

1377Lara CroftUral Championship 2005. Round 11724294

1378Artificial IntelligenceUral Championship 2005. Round 13361473

1379Cups TransportationUral Championship 2005. Round 1787639

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1134143

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1363491

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2831739

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest429800

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest915046

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2082244

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4291161

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3571389

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2116439

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest902559

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest439616

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest865309

1392Dreaming of Stars662758

1393Average Common Prefix4281154

1394Ships. Version 21718876

1395Pascal vs. C++. Version 21992341

1396Maximum. Version 22401952

1397Points Game2701694

1398Bishop and Pawn524870

1399Economical Director3410551

1400Cellular CharactersAutumn School Contest 2005927544

1401GamersAutumn School Contest 20052614194

1402CocktailsAutumn School Contest 20053961128

1403CourierAutumn School Contest 20051443351

1404Easy to Hack!Autumn School Contest 2005633480

1405Goat in the Garden 5Autumn School Contest 2005702716

1406Next NumberAutumn School Contest 20051473344

1407One-two, One-twoAutumn School Contest 20051318384

1408Polynomial MultiplicationAutumn School Contest 20054141202

1409Two GangstersAutumn School Contest 20053286016

1410CrackUSU Championship 20051305386

141140 Islands KnightsUSU Championship 20051553079

1412Autumn TideUSU Championship 20053271508

1413Mars JumperUSU Championship 20052857177

1414Astronomical DatabaseUSU Championship 20051163433

1415Mobile LifeUSU Championship 2005459235

1416ConfidentialUSU Championship 20051275395

1417Space Poker 2USU Championship 20052531932

1418Military StoryUSU Championship 2005549909

1419Maps of the Island WorldsUSU Championship 20054081215

1420Integer-Valued Complex DivisionUSU Championship 20052631861

1421Credit OperationsTimus Top Coders: First Challenge910540

1422FirefliesTimus Top Coders: First Challenge561870

1423String TaleTimus Top Coders: First Challenge2871173

1424MinibusTimus Top Coders: First Challenge686714

1425Queen 2Timus Top Coders: First Challenge2801714

1426RectanglesTimus Top Coders: First Challenge875124

1427SMSTimus Top Coders: First Challenge1350365

1428Jedi RiddleTimus Top Coders: First Challenge994495

1429BiscuitsTimus Top Coders: First Challenge1772658

1430Crime and PunishmentTimus Top Coders: First Challenge1065462

1431DiplomasUSU Personal Contest 20061359362

1432Twofold LuckUSU Personal Contest 2006537866

1433DiamondsUSU Personal Contest 20061892261

1434Buses in VasyukiUSU Personal Contest 2006499974

1435Financial ErrorUSU Personal Contest 2006489993

1436BillboardUSU Personal Contest 2006583836

1437Gasoline StationUSU Personal Contest 2006993494

1438Time Limit ExceededUSU Personal Contest 20061533040

1439Battle with You-Know-WhoUral Championship 20061108441

1440Training ScheduleUral Championship 2006692702

1441From the History of Gringotts BankUral Championship 20064231138

1442Floo PowderUral Championship 20061453178

1443RailsUral Championship 2006718677

1444ElephpotamusUral Championship 20061511324

1445Christmas giftsUral Championship 2006821593

1446Sorting HatUral Championship 2006542991

1447Portkey NetworkUral Championship 2006487991

1448Lighting in HogwartsUral Championship 2006841579

1449Credit Operations 2Timus Top Coders: Second Challenge3241466

1450Russian PipelinesTimus Top Coders: Second Challenge2889169

1451Beerhouse TaleTimus Top Coders: Second Challenge481998

1452Pascal vs. C++Timus Top Coders: Second Challenge793610

1453QueenTimus Top Coders: Second Challenge3961206

1454Rectangles 2Timus Top Coders: Second Challenge1842525

1455Freedom of SpeechTimus Top Coders: Second Challenge2242093

1456Jedi Riddle 2Timus Top Coders: Second Challenge647746

1457Heating MainTimus Top Coders: Second Challenge726867

1458War GamesTimus Top Coders: Second Challenge3911221

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2771667

1460WiresPetrozavodsk Winter 2006. USU Contest1054160

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest472993

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest563835

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest789599

1464LightPetrozavodsk Winter 2006. USU Contest1562882

1465Pawn GamePetrozavodsk Winter 2006. USU Contest956495

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1423148

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3821220

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest558835

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest469990

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1877251

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2843166

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4341068

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest795327

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest652716

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1143824

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3561295

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1483001

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1093984

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest954515

1480CouponsUSU Championship 20061012463

1481Winning ChancesUSU Championship 20061932329

1482Triangle GameUSU Championship 20061463031

1483Table FootballUSU Championship 20061233380

1484Film RatingUSU Championship 2006722646

1485Football and LieUSU Championship 20062671707

1486Equal SquaresUSU Championship 2006715652

1487Chinese FootballUSU Championship 20063651261

1488ACM PokerUSU Championship 20062911571

1489Points on a ParallelepipedAutumn School Contest 20061202390

1490Fire CircleAutumn School Contest 20062385197

1491Unreal StoryAutumn School Contest 20062247209

1492Vasya's Dad 2Autumn School Contest 20062271992

1493One Step from HappinessAutumn School Contest 20061005347

1494MonobilliardsAutumn School Contest 20064668101

1495One-two, One-two 2Autumn School Contest 20061388338

1496SpammerAutumn School Contest 2006969149

1497Cutting a SquareAutumn School Contest 20061578297

1498Stroke at Full SpeedAutumn School Contest 2006524884

1499KerchiefsAutumn School Contest 20063111471

1500Pass LicensesNEERC 2006 Eastern Subregional730636

1501Sense of BeautyNEERC 2006 Eastern Subregional1773264

1502Domino DotsNEERC 2006 Eastern Subregional642473

1503PolynomialNEERC 2006 Eastern Subregional2601744

1504Good MannersNEERC 2006 Eastern Subregional2022221

1505Oil TransferNEERC 2006 Eastern Subregional1522906

1506Columns of NumbersNEERC 2006 Eastern Subregional3295142

1507Difficult DecisionNEERC 2006 Eastern Subregional1056442

1508Japanese PuzzleNEERC 2006 Eastern Subregional2771640

1509Domino RecognitionNEERC 2006 Eastern Subregional1253487

1510OrderNEERC 2006 Eastern Subregional542987

1511Fiscal OperationsTimus Top Coders: Third Challenge3791198

1512ZiniumTimus Top Coders: Third Challenge530863

1513Lemon TaleTimus Top Coders: Third Challenge1226377

1514National ParkTimus Top Coders: Third Challenge2471813

1515CashmasterTimus Top Coders: Third Challenge2185212

1516NostalgiaTimus Top Coders: Third Challenge2521778

1517Freedom of ChoiceTimus Top Coders: Third Challenge1837252

1518Jedi Riddle 3Timus Top Coders: Third Challenge4351047

1519Formula 1Timus Top Coders: Third Challenge1011456

1520Empire Strikes BackTimus Top Coders: Third Challenge1802452

1521War Games 2Timus Top Coders: Third Challenge3258143

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2501768

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1543296

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2513133

1525PathPetrozavodsk Winter 2007. D.Gozman Contest1148397

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3291356

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3881155

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1715266

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1133737

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest505893

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3141419

1532Lost in TranslationUSU Personal Contest 20072192002

1533Fat HobbitsUSU Personal Contest 20074371026

1534Football in GondorUSU Personal Contest 2007783578

1535The Hobbit or There and Back AgainUSU Personal Contest 2007910498

1536Delights of Pipe-weedUSU Personal Contest 2007547163

1537EntsUSU Personal Contest 20071617282

1538Towers of GuardUSU Personal Contest 20073501273

1539Intelligence DataUSU Personal Contest 20074201066

1540Battle for the RingUSU Personal Contest 20074131084

1541ChaseUSU Personal Contest 20072022162

1542AutocompletionUral Championship 2007706634

1543Dance RevolutionUral Championship 20071972192

1544Classmates 3Ural Championship 20073591230

1545HieroglyphsUral Championship 2007907950

1546Japanese SortingUral Championship 2007503884

1547Password SearchUral Championship 2007521854

1548Sakura and StatisticsUral Championship 20071716805

1549Another Japanese PuzzleUral Championship 20071842339

1550Dean's Pyramid 3Ural Championship 2007754594

1551Sumo TournamentUral Championship 20071639275

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3621181

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1508289

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest687630

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest369547

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest379344

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2361785

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest505853

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest924305

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest464926

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1442852

1562GM-pineappleUSU Championship 20071056411

1563BayanUSU Championship 2007817154

1564Counting OnesUSU Championship 2007629685

1565The Duel for ThreeUSU Championship 20072361780

1566Triangular PostcardsUSU Championship 20071323083

1567SMS-spamUSU Championship 20071091840

1568Train Car SortingUSU Championship 20072581634

1569Networking the “Iset”USU Championship 2007453946

1570Eating HighUSU Championship 2007477899

1571InterpretersUSU Championship 2007965449

1572Yekaterinozavodsk Great WellAutumn School Contest 20073024144

1573AlchemyAutumn School Contest 20074116106

1574Mathematicians and bracketsAutumn School Contest 20071206360

1575Yekaterinburg Subway 2Autumn School Contest 2007494867

1576Telephone TariffsAutumn School Contest 20073011145

1577E-mailAutumn School Contest 2007919471

1578Mammoth HuntAutumn School Contest 2007490874

1579Coat TransportationAutumn School Contest 2007882490

1580Dean's DebtsAutumn School Contest 2007490874

1581TeamworkAutumn School Contest 20071085940

1582BookmakersNEERC 2007 Eastern Subregional3625120

1583CheeseNEERC 2007 Eastern Subregional2221879

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3161337

1585PenguinsNEERC 2007 Eastern Subregional1147538

1586Threeprime NumbersNEERC 2007 Eastern Subregional3015144

1587Flying PigNEERC 2007 Eastern Subregional532804

1588JamaicaNEERC 2007 Eastern Subregional1346321

1589SokobanNEERC 2007 Eastern Subregional1318951

1590Bacon’s CipherNEERC 2007 Eastern Subregional2279190

1591Abstract ThinkingNEERC 2007 Eastern Subregional4031055

1592Chinese WatchesNEERC 2007 Eastern Subregional717600

1593Square Country. Version 2526736

1594Aztec Treasure724687

1595Perfect Sequence3231153

1596Knight Mare229482

1597Chernobyl’ Eagle on a Roof. Version 21042098

1598DSA Attack424566

1599Winding Number991946

1600AirportUSU Personal Contest 2008754555

1601AntiCAPSUSU Personal Contest 2008468990

1602ElevatorUSU Personal Contest 2008938448

1603EruditeUSU Personal Contest 20081673252

1604Country of FoolsUSU Personal Contest 20082715156

1605Devil's SequenceUSU Personal Contest 2008694603

1606SlalomUSU Personal Contest 2008592705

1607TaxiUSU Personal Contest 2008922846

1608Lucky Tickets 2008Ural Championship 20084031021

1609Tram TileUral Championship 20081382849

1610CactusesUral Championship 20082061952

1611DecimationUral Championship 2008605686

1612Tram ForumUral Championship 20082848148

1613For Fans of StatisticsUral Championship 20083018139

1614National Project “Trams”Ural Championship 2008497832

1615Tram SolitaireUral Championship 20081982027

1616Square Country 4Ural Championship 2008963978

1617Flat SpotsUral Championship 2008661364

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest844353

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest565712

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2621504

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest794597

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1243053

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1223100

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest715051

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3881028

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest418023

1627JoinPetrozavodsk Winter 2008. ITMO Contest3681082

1628White StreaksUSU Championship 20082147187

1629TripUSU Championship 2008483820

1630TalismanUSU Championship 20083931003

1631Drunk King 2USU Championship 2008844473

1632LasersUSU Championship 2008834347

1633HippogriffsUSU Championship 2008521761

1634Spider MiteUSU Championship 20081742197

1635Mnemonics and PalindromesUSU Championship 20082049196

1636Penalty TimeUSU Championship 2008691358

1637Triangle Game 2USU Championship 20081133287

1638BookwormUSU Championship 2008622065

1639Chocolate 2Autumn School Contest 20081264632

1640Circle of WinterAutumn School Contest 20082328172

1641DutiesAutumn School Contest 2008806494

16421D MazeAutumn School Contest 2008422895

1643Attack of the Dark FortressAutumn School Contest 2008950420

1644A Whole Lot of WalnutsAutumn School Contest 2008410298

1645Ski RaceAutumn School Contest 20082044196

1646Godzilla Strikes Back!Autumn School Contest 2008450876

1647Divide an Island!Autumn School Contest 2008478826

1648YachtsAutumn School Contest 20081060377

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional486939

1650BillionairesNEERC 2008 Eastern Subregional1857216

1651Shortest SubchainNEERC 2008 Eastern Subregional1158345

1652Banking CrisisNEERC 2008 Eastern Subregional1392701

1653Death ConveyorNEERC 2008 Eastern Subregional506708

1654Cipher MessageNEERC 2008 Eastern Subregional688158

1655Somali PiratesNEERC 2008 Eastern Subregional2061863

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1989201

1657Cube SnakeNEERC 2008 Eastern Subregional2591496

1658Sum of DigitsNEERC 2008 Eastern Subregional2033197

1659Regular TrianglesNEERC 2008 Eastern Subregional617642

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest516528

1661DodecahedronPetrozavodsk Winter 2008. USU Contest973721

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest754684

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1223017

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1951942

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest908434

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest3011280

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1921971

1668Death Star 2Petrozavodsk Winter 2008. USU Contest595771

1669Universal WordPetrozavodsk Winter 2008. USU Contest2801373

1670AsteriskPetrozavodsk Summer 2008. USU Contest2061835

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3388117

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2611010

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2991283

1674Drunk KingPetrozavodsk Summer 2008. USU Contest556098

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2091810

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2191731

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2461548

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest566005

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3841006

1680The First NonqualifyingUSU Personal Contest 20091798217

1681Brother Bear's GardenUSU Personal Contest 2009973665

1682Crazy ProfessorUSU Personal Contest 2009724534

1683FridgeUSU Personal Contest 20092959132

1684Jack's Last WordUSU Personal Contest 20091476264

1685OrthographyUSU Personal Contest 20092196178

1686Photovoltaic SpaceshipUSU Personal Contest 20092561474

1687Numismatics for FunUSU Personal Contest 20093031253

1688Team.GOV!USU Personal Contest 20093011130

1689Fisherman and BarbellUSU Personal Contest 2009421910

1690Army of MagesPetrozavodsk Winter 2009. USU Contest622619

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1113231

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1052368

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2511169

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1302792

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1262874

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest435878

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest615506

1698Square Country 5Petrozavodsk Winter 2009. USU Contest610631

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3551071

1700AwakeningUral Championship 2009809475

1701Ostap and PartnersUral Championship 2009608630

1702CrossroadUral Championship 20091662211

1703Robotic ArmUral Championship 20092791346

1704DemodulationUral Championship 20091123189

1705Gangster HaresUral Championship 2009418909

1706Cipher Message 2Ural Championship 2009580660

1707Hypnotoad's SecretUral Championship 20091921926

1708Sum of Digits 2Ural Championship 20092411443

1709Penguin-AviaUral Championship 20092528153

1710Boris, You Are Wrong!Ural Championship 2009595643

1711Code NamesNEERC 2009 Eastern Subregional2871130

1712Cipher GrilleNEERC 2009 Eastern Subregional450883

1713Key SubstringsNEERC 2009 Eastern Subregional597615

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1103109

1715Another Ball KillerNEERC 2009 Eastern Subregional365995

1716Alternative SolutionNEERC 2009 Eastern Subregional485754

1717Eligibility RulesNEERC 2009 Eastern Subregional1642144

1718RejudgeNEERC 2009 Eastern Subregional1242298

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2411487

1720Summit Online JudgeNEERC 2009 Eastern Subregional373974

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional649566

1722Observation DeckUral Regional School Programming Contest 20092731316

1723Sandro's BookUral Regional School Programming Contest 2009609561

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009569643

1725Sold Out!Ural Regional School Programming Contest 20092704137

1726VisitsUral Regional School Programming Contest 20092678139

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091897195

1728Curse on Team.GOVUral Regional School Programming Contest 2009711517

1729Dead Man's ChestUral Regional School Programming Contest 2009595616

1730ManBearPigUral Regional School Programming Contest 20093281102

1731DillUral Regional School Programming Contest 20093654102

1732Ministry of TruthUSU Championship 2009826444

1733Forgotten TechnologyUSU Championship 2009704641

1734Endgame DatabaseUSU Championship 20091632146

1735Theft of the CenturyUSU Championship 20091202856

1736Chinese HockeyUSU Championship 20093161139

1737Mnemonics and Palindromes 3USU Championship 20091504245

1738Computer SecurityUSU Championship 2009370977

1739FaryuksUSU Championship 20091851904

1740Deer is Better!USU Championship 20092698137

1741Communication FiendUSU Championship 20091316280

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1197302

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest374949

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1692036

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest435819

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2151620

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2631335

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1389260

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1692036

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2881223

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest893681

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1440251

1753BookshelfUSU Personal Contest 20101108322

1754Explosion in a PyramidUSU Personal Contest 2010555638

1755CakeUSU Personal Contest 2010435810

1756One and a Half DiggersUSU Personal Contest 20102080172

1757Gold BarsUSU Personal Contest 20101512238

1758Bald Spot Revisited 2USU Personal Contest 20101242690

1759Long-LiversUSU Personal Contest 2010788452

1760Infernal WorkUSU Personal Contest 2010535661

1761Binary PalindromeUSU Personal Contest 20103251076

1762Search for a Hiding-PlaceUSU Personal Contest 20102111631

1763Expert FleaUral Championship 2010595189

1764TranssibUral Championship 20101941755

1765Error 404Ural Championship 2010784068

1766Humpty DumptyUral Championship 20102581336

1767The House of Doctor DeeUral Championship 2010493712

1768Circular StringsUral Championship 20102981162

1769Old Ural LegendUral Championship 20101785199

1770The Party of Ural ChampionsUral Championship 20102041673

1771A Deputy's MorningUral Championship 2010486173

1772Ski-Trails for RobotsUral Championship 2010487720

1773Metro to Every HomeUral Championship 2010422829

1774Barber of the Army of MagesUral SU Championship 2010684495

1775Space BowlingUral SU Championship 2010367911

1776Anniversary FireworkUral SU Championship 2010747454

1777AnindilyakwaUral SU Championship 20102828121

1778Chinese Hockey 2Ural SU Championship 2010704293

1779The Great TeamUral SU Championship 20101050324

1780Gray CodeUral SU Championship 2010375892

1781Clean CodeUral SU Championship 20101572056

1782Jack's New WordUral SU Championship 20101592032

1783Nuclear Arms RaceUral SU Championship 2010734462

1784RoundersUral SU Championship 20102831172

1785Lost in LocalizationUral Regional School Programming Contest 20102178916

1786Sandro's BiographyUral Regional School Programming Contest 20103266105

1787Turn for MEGAUral Regional School Programming Contest 20101396325

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102217154

1789Searching for the DodecahedronUral Regional School Programming Contest 20101624210

1790Searching for the TruthUral Regional School Programming Contest 20102461339

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102341405

1792Hamming CodeUral Regional School Programming Contest 2010426080

1793Tray 2Ural Regional School Programming Contest 2010882384

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101776192

1795Husband in a ShopUral Regional School Programming Contest 20101408242

1796Amusement ParkUral Regional School Programming Contest 20103242105

1797Summit Online Judge. Version 2445345

1798Fire Circle. Version 2632955

1799Sasha and swag strings354710

1800Murphy's LawNEERC 2010 Eastern Subregional1990171

1801The Revolution CupNEERC 2010 Eastern Subregional525512

1802Cube PuzzleNEERC 2010 Eastern Subregional1572046

1803The Czechs' RiflesNEERC 2010 Eastern Subregional464721

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional860393

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional343968

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1491228

1807Cartridges for MaximNEERC 2010 Eastern Subregional2311418

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1701899

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional583576

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest734030

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2261417

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1112764

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest2021578

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest993069

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest674344

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1302389

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest3241001

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1591979

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest377117

1820Ural SteaksUSU Personal Contest 20111323725

1821BiathlonUSU Personal Contest 20111936170

1822Hugo II's WarUSU Personal Contest 2011483671

1823Ideal GasUSU Personal Contest 2011991330

1824Ifrit BomberUSU Personal Contest 20113071043

1825Ifrit Bomber 2USU Personal Contest 2011360894

1826MinefieldUSU Personal Contest 20111104297

1827Indigenous WarsUSU Personal Contest 20112771152

1828Approximation by a ProgressionUSU Personal Contest 2011713457

1829Routing TablesUSU Personal Contest 2011933211

1830Help in the RNOSUral Championship 2011355897

1831Tsyfirkin's LessonUral Championship 20111332290

1832Arirang ShowUral Championship 2011348915

1833Hopes of RowingUral Championship 20111512034

1834Tennis RacketUral Championship 2011624548

1835Swamp DoctorUral Championship 2011963089

1836Babel FishUral Championship 20112801129

1837Isenbaev's NumberUral Championship 2011555159

1838Samurai's StrokeUral Championship 2011456703

1839The MentaculusUral Championship 20111212499

1840Victim of AdvertisingUral Championship 2011298396

1841CablewaysPetrozavodsk Summer 2010. USU Contest1452042

1842Local RootsPetrozavodsk Summer 2010. USU Contest386595

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest694007

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1971529

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest604522

1846GCD 2010Petrozavodsk Summer 2010. USU Contest2086151

1847ZamkadyePetrozavodsk Summer 2010. USU Contest624397

1848Fly HuntPetrozavodsk Summer 2010. USU Contest535025

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1212416

1850Space TourismPetrozavodsk Summer 2010. USU Contest1042777

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1801664

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1202431

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest337351

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest752415

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2391269

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest753719

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2331301

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest763675

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest664159

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest691451

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest315973

1862Very Wealthy MoleUral FU Championship 20112471224

1863Peaceful AtomUral FU Championship 20112891052

1864Get-Together at Den'sUral FU Championship 20111875167

1865The Island of MärketUral FU Championship 2011873242

1866Poetic FootUral FU Championship 2011414742

1867NanotechnologiesUral FU Championship 20111192438

1868Prediction ContestUral FU Championship 20112092150

1869New Year CruiseUral FU Championship 20111379226

1870Zinium 2Ural FU Championship 2011455676

1871Seismic WavesUral FU Championship 2011511604

1872Spacious OfficeUral FU Championship 2011402763

1873GOV ChroniclesUral Regional School Programming Contest 2011878354

1874Football GoalUral Regional School Programming Contest 20111650189

1875Angry BirdsUral Regional School Programming Contest 2011322946

1876Centipede's MorningUral Regional School Programming Contest 2011596953

1877Bicycle CodesUral Regional School Programming Contest 20111668219

1878Rubinchik's CubeUral Regional School Programming Contest 20111522205

1879GOV-internship 2Ural Regional School Programming Contest 20112141402

1880Psych Up's EigenvaluesUral Regional School Programming Contest 20111052730

1881Long problem statementUral Regional School Programming Contest 2011532259

1882Old NokiaUral Regional School Programming Contest 20111082661

1883Ent's BirthdayUral Regional School Programming Contest 20112551185

1884Way to the UniversityUral Regional School Programming Contest 2011478643

1885Passenger ComfortNEERC 2011 Eastern Subregional1593196

1886Trip 2NEERC 2011 Eastern Subregional1442035

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2921038

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional697443

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1069290

1890Money out of Thin AirNEERC 2011 Eastern Subregional693446

1891Language OceanNEERC 2011 Eastern Subregional456673

1892Morning in KoltsovoNEERC 2011 Eastern Subregional355859

1893A380NEERC 2011 Eastern Subregional549057

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1991500

1895Steaks on BoardNEERC 2011 Eastern Subregional1392103

1896War Games 2.1211896

1897Alice and Bob and a string165474

1900Brainwashing DeviceUral Championship 2012561503

1901Space ElevatorsUral Championship 2012571494

1902Neo-VeniceUral Championship 20122618109

1903Unidentified ShipsUral Championship 2012310898

1904The Lessons of the PastUral Championship 2012628450

1905Travel in TimeUral Championship 20122531092

1906The Lost CivilizationUral Championship 2012297365

1907Coffee and BunsUral Championship 20122121294

1908Brute-force SearchUral Championship 20121322023

1909Space ReconUral Championship 2012574287

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional875133

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional554411

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2281205

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1491803

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional574279

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1364209

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional803186

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1266225

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional309899

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1332005

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional404693

1921Chaos and OrderUral Regional School Programming Contest 20122281203

1922Superhero TeamUral Regional School Programming Contest 2012942301

1923Scary PoliticsUral Regional School Programming Contest 2012535525

1924Four ImpsUral Regional School Programming Contest 2012778137

1925British Scientists Save the WorldUral Regional School Programming Contest 2012436865

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012278994

1927Herbs and MagicUral Regional School Programming Contest 20122651041

1928Another Ecology ProblemUral Regional School Programming Contest 2012374745

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012774365

1930Ivan's CarUral Regional School Programming Contest 20121709166

1931Excellent TeamUral FU Championship 20121793158

1932The Secret of IdentifierUral FU Championship 2012294938

1933Guns for Battle!Ural FU Championship 2012730385

1934Black SpotUral FU Championship 2012829340

1935Tears of DrownedUral FU Championship 2012378375

1936RoshamboUral FU Championship 20122451118

1937Davy Jones’s OrganUral FU Championship 20122311183

1938Caribbean TriangleUral FU Championship 2012484917

1939First SealUral FU Championship 2012344806

1940Not So Simple YearsUral FU Championship 2012346801

1941Scary Martian WordUral FU Personal Contest 2012665416

1942Attack at the OrbitUral FU Personal Contest 2012444619

1943Space RummyUral FU Personal Contest 2012314868

1944Record of the Attack at the OrbitUral FU Personal Contest 20121242225

1945Many-armed BrothersUral FU Personal Contest 2012783194

1946Chinese Hockey 3Ural FU Personal Contest 20121491768

1947MeanderUral FU Personal Contest 20121611644

1948The Robot on the LineUral FU Personal Contest 20122241201

1949The Best Picture in the GalaxyUral FU Personal Contest 20121911398

1950Martian FarmlandsUral FU Personal Contest 20121321979

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1351858

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1311714

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1032385

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection613795

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection802994

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1052343

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385614

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection643641

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection2511032

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection623426

1961Cantonese DialectUral FU Personal Contest 2013307848

1962In Chinese RestaurantUral FU Personal Contest 2013339771

1963KiteUral FU Personal Contest 2013565468

1964Chinese DialectsUral FU Personal Contest 20131665161

1965Pear TreesUral FU Personal Contest 2013266974

1966Cycling RoadsUral FU Personal Contest 2013384683

1967Programmer CasinoUral FU Personal Contest 2013375722

1968Glass PyramidUral FU Personal Contest 20131621564

1969Hong Kong TramUral FU Personal Contest 2013872773

1970皇后像廣場Ural FU Personal Contest 20132151195

1971Graphics SettingsUral Championship 2013397653

1972Game TestingUral Championship 2013693366

1973Location GeneratorUral Championship 2013375658

1974Similar TunesUral Championship 20132271122

1975Model of the EarthUral Championship 2013474666

1976Game OptimizationUral Championship 20132011260

1977Energy WallUral Championship 20131022375

1978E-LiteUral Championship 2013763093

1979Resources DistributionUral Championship 20131971285

1980Road to InvestorUral Championship 2013418621

1981Parallel and PerpendicularUral FU Championship 2013614417

1982Electrification PlanUral FU Championship 20131958132

1983Nectar GatheringUral FU Championship 20131581550

1984Dummy GuyUral FU Championship 20131311197

1985Prime SquareUral FU Championship 20131291874

1986Paul’s SaladsUral FU Championship 20132201133

1987Nested SegmentsUral FU Championship 20131621160

1988Planet Ocean LandingUral FU Championship 20132251108

1989SubpalindromesUral FU Championship 2013796323

1990PodracingNEERC 2013 Eastern Subregional2491004

1991The battle near the swampNEERC 2013 Eastern Subregional573545

1992CVSNEERC 2013 Eastern Subregional686374

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1343192

1994The Emperor's planNEERC 2013 Eastern Subregional2471012

1995Illegal spicesNEERC 2013 Eastern Subregional444573

1996Cipher Message 3NEERC 2013 Eastern Subregional2091187

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional485525

1998The old PadawanNEERC 2013 Eastern Subregional733350

1999The secret moduleNEERC 2013 Eastern Subregional296666

2000Grand Theft Array VUral Regional School Programming Contest 20131733149

2001Mathematicians and BerriesUral Regional School Programming Contest 20131217421

2002Test TaskUral Regional School Programming Contest 2013373769

2003Simple MagicUral Regional School Programming Contest 2013749341

2004Scientists from SpilkovoUral Regional School Programming Contest 2013345730

2005Taxi for ProgrammersUral Regional School Programming Contest 2013295687

2006Kirill the GardenerUral Regional School Programming Contest 2013583809

2007Mutants versus MachinesUral Regional School Programming Contest 20131291863

2008SwiftyUral Regional School Programming Contest 20132441020

2009Canteen LineUral Regional School Programming Contest 2013313802

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20132069125

2011Long StatementUral Regional School Programming Contest 2013269096

2012About Grisha N.NEERC 2014 Eastern Subregional1447016

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional251903

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional442521

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional815286

2016Magic and ScienceNEERC 2014 Eastern Subregional188415

2017Best of a bad lotNEERC 2014 Eastern Subregional1731288

2018The Debut AlbumNEERC 2014 Eastern Subregional2329101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional864270

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1585148

2021Scarily interesting!NEERC 2014 Eastern Subregional547423

2022Riding a ToadNEERC 2014 Eastern Subregional573517

2023Donald is a postmanNEERC 2014 Eastern Subregional635437

2024Adventure TimeUral Regional School Programming Contest 2014738314

2025Line FightingUral Regional School Programming Contest 2014379362

2026Dean and ScheduleUral Regional School Programming Contest 2014409560

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014459500

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014277818

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014386593

2030Awesome Backup SystemUral Regional School Programming Contest 2014474485

2031Overturned NumbersUral Regional School Programming Contest 2014291680

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014305745

2033DevicesUral Regional School Programming Contest 20142255104

2034CaravansUral Regional School Programming Contest 2014802289

2035Another Dress RehearsalUral Regional School Programming Contest 2014327871

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1341620

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1951138

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest832508

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest237067

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest269836

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest922287

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest493953

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest434401

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest832508

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest508450

2046The First Day at SchoolUral Championship 2015454478

2047MathsUral Championship 2015477455

2048HistoryUral Championship 2015255837

2049ChemistryUral Championship 2015583261

20503D-modelingUral Championship 2015642997

2051PhysicsUral Championship 2015473891

2052Physical EducationUral Championship 20151411469

2053BiologyUral Championship 2015553412

2054AstronomyUral Championship 2015207392

2055Urban GeographyUral Championship 20151421459

2056ScholarshipUral Championship 2015535641

2057Non-palidromic cuttingPalindromic Contest 503619

2058100500 palidnromesPalindromic Contest 1161723

2059Not common palindromesPalindromic Contest 1421429

2060Subpalindrome pairsPalindromic Contest 336628

2061OEIS A216264Palindromic Contest 553341

2062Ambitious ExperimentUral Regional School Programming Contest 2015778267

2063Black and WhiteUral Regional School Programming Contest 2015481429

2064CaterpillarsUral Regional School Programming Contest 2015221912

2065Different SumsUral Regional School Programming Contest 2015724287

2066Simple ExpressionUral Regional School Programming Contest 2015779227

2067Friends and BerriesUral Regional School Programming Contest 2015690301

2068Game of NutsUral Regional School Programming Contest 2015211499

2069Hard RockUral Regional School Programming Contest 20151025204

2070Interesting NumbersUral Regional School Programming Contest 2015956218

2071Juice CocktailsUral Regional School Programming Contest 2015335611

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151067196

2073Log FilesUral Regional School Programming Contest 2015958218

2074Timus problems classifierQualification of Eastern Subregional 2015205941

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015642734

2076VasianaQualification of Eastern Subregional 2015167781

2077ReductionsQualification of Eastern Subregional 2015187225

2078Bowling gameUral Championship 2016647297

2079Memory leaksUral Championship 2016265429

2080WalletUral Championship 2016270698

2081Faulty dialUral Championship 2016284665

2082PokerUral Championship 2016157802

2083The Guardian of TraditionsUral Championship 2016642641

2084Technical debtUral Championship 2016453554

2085Magic ProgrammerUral Championship 2016971827

2086Find DenisUral Championship 2016255584

2087TrainsUral Championship 2016374158

2088Nostalgic EveningUral Championship 2016206478

2089Experienced coachUral Championship 2016205909

2090Crossroads of DestinyUral FU Personal Contest 2014265366

2091Natural SelectionUral FU Personal Contest 2014782244

2092BoleroUral FU Personal Contest 20141631117

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141371314

2094Thousand ImpsUral FU Personal Contest 2014196661

2095ScrumUral FU Personal Contest 2014727262

2096All InclusiveUral FU Personal Contest 2014533066

2097Snowboarding on SpilnayaUral FU Personal Contest 2014752273

2098Lada PrioraUral FU Personal Contest 2014653291

2099Space InvaderUral FU Personal Contest 2014295633

2100Wedding DinnerUral FU Junior Championship 2016663828

2101Knight's ShieldUral FU Junior Championship 2016981709

2102Michael and CryptographyUral FU Junior Championship 20161367134

2103Corporate MailUral FU Junior Championship 20161531132

2104Game with a StripUral FU Junior Championship 2016532341

2105Alice and Bob are on BikesUral FU Junior Championship 2016876208

2106DeserializationUral FU Junior Championship 20161741003

2107Oppa Funcan StyleUral FU Junior Championship 20161171453

2108Oleg and Little PoniesUral FU Junior Championship 2016428421

2109Tourism on MarsUral FU Junior Championship 2016364494

2110Remove or MaximizeUral FU Junior Championship 2016179977

2111PlatoUniversity academic school olympiad in informatics 2019198065

2112Battle logUniversity academic school olympiad in informatics 2019167735

2113Survive the floodUniversity academic school olympiad in informatics 2019328385

2114My craftUniversity academic school olympiad in informatics 2019135898

2115The Knowledge DayUniversity academic school olympiad in informatics 2019641200

2116He is not a knight for youUniversity academic school olympiad in informatics 2019146834

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019244512

2118Cipher Message 4Petrozavodsk Summer 2018. umnik_team Contest841362

2119Tree HullPetrozavodsk Summer 2018. umnik_team Contest145826

2120Tree Average WeightPetrozavodsk Summer 2018. umnik_team Contest631754

2121Intersection of ParabolasPetrozavodsk Summer 2018. umnik_team Contest173700

2122HammingPetrozavodsk Summer 2018. umnik_team Contest174743

2123KnapsackPetrozavodsk Summer 2018. umnik_team Contest124956

2124Algebra on SegmentPetrozavodsk Summer 2018. umnik_team Contest921255

2125Continue the SequencePetrozavodsk Summer 2018. umnik_team Contest293284

2126Partition into TeamsPetrozavodsk Summer 2018. umnik_team Contest751507

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest273461

2128Rubina's SolitaireLater is better than never129888

2129Mortgage in Far Away KingdomLater is better than never126908

2130Alice + BobLater is better than never130882

2131Open CupLater is better than never106173

2132Graph Decomposition. Version 2Later is better than never641668

2133Terms of referenceLater is better than never442286

2134StampmanLater is better than never721505

2135Pauline and commitsLater is better than never126908

2136John vs SantaLater is better than never482128

2137Dynamic string complexityLater is better than never96497

2138The Good, the Bad and the UglyUral School Programming Contest 2019118299

2139Experiment with JuiceUral School Programming Contest 2019203948

2140BitMazeCraftUral School Programming Contest 20191021058

2141Sasha VilkinUral School Programming Contest 2019499233

2142MagicUral School Programming Contest 20191012116

2143Victoria!Ural School Programming Contest 2019181620

2144Cleaning the RoomUral School Programming Contest 2019518224

2145Olympiad for EveryoneUral School Programming Contest 2019342336

2146Quiz ShowUral School Programming Contest 2019185607

2147City BuildingUral School Programming Contest 2019571768

2148Insane ShotUral School Programming Contest 2019226502

2149Pigeonhole PrincipleUral School Programming Contest 2019865135

21504B and ZooUral School Programming Contest 2020751076

2151MahjongUral School Programming Contest 2020102816

2152Tax FeesUral School Programming Contest 202085962

2153Perfect SquadUral School Programming Contest 202092896

2154Flight on a CannonballUral School Programming Contest 2020312230

2155QuadrocopterUral School Programming Contest 202094879

2156Interesting ConversationsUral School Programming Contest 2020153561

2157SkydivingUral School Programming Contest 2020671187

2158Two progressionsUral School Programming Contest 2021201347

2159EssayUral School Programming Contest 2021191399

2160Meta-statementUral School Programming Contest 2021281068

2161Mount & BladeUral School Programming Contest 202144751

2162GraphmaniaUral School Programming Contest 2021261124

2163InterviewUral School Programming Contest 2021221264

2164BookmakerUral School Programming Contest 2021181448

2165Cake CutterUral School Programming Contest 2021161558

2166Two RoadsUral School Programming Contest 2022161557

2167Cipher Message 5Ural School Programming Contest 202265540

2168Runes in the FieldUral School Programming Contest 202262530

2169City Building 2Ural School Programming Contest 2022121840

2170Experiment with Juice 2Ural School Programming Contest 2022151619

2171Two Progressions 2Ural School Programming Contest 2022221265

2172Meta-statement 2Ural School Programming Contest 202247711

2173Meta-statement 3Ural School Programming Contest 202243764