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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem9069516

1001Reverse Root2746015

1002Phone NumbersCentral European Olympiad in Informatics 19996346217

1003ParityCentral European Olympiad in Informatics 19993594382

1004Sightseeing TripCentral European Olympiad in Informatics 19992435564

1005Stone PileUSU Championship 19971579987

1006Square FramesUSU Championship 19971494915

1007Code WordsUSU Championship 19973607381

1008Image EncodingUSTU PhysTech Cup 20004007343

1009K-based NumbersUSU Championship 19971450395

1010Discrete FunctionUSTU PhysTech Cup 20005045272

1011ConductorsUSU Championship 19975857234

1012K-based Numbers. Version 27952172

1013K-based Numbers. Version 3869198

1014Product of DigitsUSU Local Contest. 199913780100

1015Test the Difference!USU Local Contest. 19993225424

1016Cube on the WalkUSU Local Contest. 19991758776

1017StaircasesUSU Local Contest. 19998807156

1018Binary Apple TreeUSU Local Contest. 19994732289

1019Line PaintingUSU Local Contest. 19993085443

1020RopeAutumn School Contest 200013380102

1021Sacrament of the SumAutumn School Contest 20009648142

1022Genealogical TreeAutumn School Contest 20009989137

1023ButtonsAutumn School Contest 20006687205

1024PermutationsAutumn School Contest 20004527302

1025Democracy in DangerAutumn School Contest 20002014068

1026Questions and AnswersAutumn School Contest 20009327147

1027D++ AgainAutumn School Contest 20002344582

1028StarsUral Championship 19995139265

1029MinistryUral Championship 19993510338

1030TitanicUral Championship 19991627835

1031Railway TicketsUral Championship 19993709367

1032Find a MultipleUral Championship 19993987298

1033LabyrinthUral Championship 19995942230

1034Queens in Peaceful PositionsUral Championship 19991777765

1035Cross-stitchUral Championship 199910241319

1036Lucky Tickets4576298

1037Memory ManagementUSU Championship 20001777758

1038Spell CheckerUSU Championship 20002990451

1039Anniversary PartyUSU Championship 20003592376

1040Airline CompanyUSU Championship 20001364985

1041NikiforUSU Championship 20006352099

1042Central HeatingUSU Championship 20001681801

1043Cover an ArcUSU Championship 20008531569

1044Lucky Tickets. Easy!USU Championship 200011304120

1045Funny GameUSU Local Contest. March 20002610511

1046Geometrical DreamsUSU Local Contest. March 20007241822

1047Simple CalculationsUSU Local Contest. March 20004475298

1048Superlong SumsUSU Local Contest. March 20007037189

1049Brave BalloonistsUSU Local Contest. March 20005562240

1050Preparing an ArticleUSU Local Contest. March 20009791353

1051Simple Game on a GridUSU Local Contest. March 20002716491

1052Rabbit HuntUSU Local Contest. March 20005900226

1053PinocchioNEERC 2000 Central Subregional4203317

1054Hanoi TowerNEERC 2000 Central Subregional2025656

1055CombinationsNEERC 2000 Central Subregional3357397

1056Computer NetNEERC 2000 Central Subregional2500532

1057Amount of DegreesNEERC 2000 Central Subregional1877708

1058ChocolateNEERC 2000 Central Subregional4542871

1059ExpressionNEERC 2000 Central Subregional2110630

1060Flip GameNEERC 20003530357

1061Buffer ManagerNEERC 20002057612

1062TriathlonNEERC 20006911803

1063Domino PuzzleNEERC 20005832131

1064Binary SearchNEERC 20002061611

1065FrontierNEERC 20009021387

1066GarlandNEERC 20002316543

1067Disk TreeNEERC 20002304546

1068Sum3297338

1069Prufer CodeUSU Personal Contest 20012349521

1070Local TimeUSU Personal Contest 20011964623

1071Nikifor 2USU Personal Contest 20012036601

1072RoutingUSU Personal Contest 20012547481

1073Square CountryUSU Personal Contest 20018071152

1074Very Short ProblemUSU Personal Contest 20015932039

1075Thread in a SpaceUSU Personal Contest 20015732109

1076Trash1815670

1077Travelling Tours1085405

1078SegmentsWinter Mathematical Festival Varna 20013251373

1079MaximumWinter Mathematical Festival Varna 200111044110

1080Map ColoringWinter Mathematical Festival Varna 20014910247

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014718257

1082Gaby IvanushkaSpring School Contest 200110142119

1083Factorials!!!Spring School Contest 20011743669

1084Goat in the GardenSpring School Contest 20018218147

1085MeetingSpring School Contest 20012028592

1086CryptographySpring School Contest 200110999110

1087The Time to Take StonesSpring School Contest 20014325278

1088Ilya MurometzSpring School Contest 20011693708

1089Verification with a VocabularySpring School Contest 20012647454

1090In the Army NowUSU Local Contest. March 20013214355

1091Tmutarakan ExamsUSU Local Contest. March 20012278501

1092TransversalUSU Local Contest. March 20015022238

1093DartsUSU Local Contest. March 20015891913

1094E-screenUSU Local Contest. March 20012652431

1095Nikifor 3USU Local Contest. March 20012068551

1096Get the Right Route Plate!USU Local Contest. March 20011655688

1097Square Country 2USU Local Contest. March 20018081401

1098Questions2085523

1099Work Scheduling8801165

1100Final StandingsTetrahedron Team Online Contest May 2001953546

1101Robot in the FieldTetrahedron Team Online Contest May 2001784555

1102Strange DialogTetrahedron Team Online Contest May 20012528174

1103Pencils and CirclesTetrahedron Team Online Contest May 2001867503

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001471193

1105Observers ColoringTetrahedron Team Online Contest May 2001524826

1106Two TeamsTetrahedron Team Online Contest May 2001574077

1107Warehouse ProblemTetrahedron Team Online Contest May 20011052415

1108HeritageBulgarian Online Contest September 20011803245

1109ConferenceBulgarian Online Contest September 20011794246

1110PowerBulgarian Online Contest September 2001838053

1111SquaresBulgarian Online Contest September 20011111396

1112CoverBulgarian Online Contest September 20012226198

1113JeepBulgarian Online Contest September 20011704259

1114BoxesBulgarian Online Contest September 20012367187

1115ShipsBulgarian Online Contest September 20011076408

1116Piecewise Constant FunctionAutumn School Contest 20011383319

1117HierarchyAutumn School Contest 20011623272

1118Nontrivial NumbersAutumn School Contest 20014302103

1119MetroAutumn School Contest 2001598974

1120Sum of Sequential NumbersAutumn School Contest 2001511087

1121BranchesAutumn School Contest 20011304338

1122GameAutumn School Contest 20011852238

1123SalaryAutumn School Contest 20013702120

1124MosaicUSU Championship 20011442306

1125HopscotchUSU Championship 20011963225

1126Magnetic StormsUSU Championship 20014328102

1127Colored BricksUSU Championship 20011407313

1128Partition into GroupsUSU Championship 20011051418

1129Door PaintingUSU Championship 2001976450

1130Nikifor's WalkUSU Championship 2001444978

1131CopyingUSU Championship 2001585276

1132Square Root726604

1133Fibonacci SequenceNEERC 2001 Central Subregional2420183

1134CardsNEERC 2001 Central Subregional2450181

1135RecruitsNEERC 2001 Central Subregional2702164

1136ParliamentNEERC 2001 Central Subregional447599

1137Bus RoutesNEERC 2001 Central Subregional1498295

1138Integer PercentageNEERC 2001 Central Subregional2229198

1139City BlocksNEERC 2001 Central Subregional572377

1140Swamp IncidentNEERC 2001 Central Subregional1196368

1141RSA Attack1201367

1142RelationsDSAP Vietnam Online Contest November 20012995148

1143Electric PathDSAP Vietnam Online Contest November 2001771569

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012331830

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011139387

1146Maximum SumDSAP Vietnam Online Contest November 2001544881

1147Shaping RegionsDSAP Vietnam Online Contest November 2001545801

1148Building TowersDSAP Vietnam Online Contest November 20012441750

1149Sinus Dances718262

1150Page NumbersUral Championship 2001. Round 21833241

1151RadiobeaconsUral Championship 2001. Round 24161044

1152False MirrorsUral Championship 2001. Round 22657167

1153SupercomputerUral Championship 2001. Round 21485298

1154Mages ContestUral Championship 2001. Round 2496879

1155TroubleduonsUral Championship 2001. Round 21112397

1156Two RoundsUral Championship 2001. Round 21327333

1157Young TilerUral Championship 2001. Round 22678166

1158Censored!NEERC 2001 Northern Subregional873504

1159FenceNEERC 2001 Northern Subregional605724

1160NetworkNEERC 2001 Northern Subregional1526294

1161StripiesNEERC 2001 Northern Subregional486091

1162Currency ExchangeNEERC 2001 Northern Subregional1000441

1163ChapaevNEERC 2001 Northern Subregional2171960

1164FillwordNEERC 2001 Northern Subregional2221199

1165SubnumberNEERC 2001 Northern Subregional494883

1166Funny Card GameNEERC 2001 Northern Subregional1193549

1167Bicolored HorsesRomanian Online Contest December 20013220138

1168Radio StationsRomanian Online Contest December 2001613714

1169PairsRomanian Online Contest December 2001606723

1170DesertRomanian Online Contest December 20012891489

1171Lost in SpaceRomanian Online Contest December 20013301309

1172Ship RoutesRomanian Online Contest December 2001788558

1173Lazy SnailRomanian Online Contest December 20014131052

1174Weird PermutationsRomanian Online Contest December 2001644681

1175Strange SequenceUSU Personal Contest 2002461948

1176HyperchannelsUSU Personal Contest 20021231360

1177Like ComparisonsUSU Personal Contest 20023291317

1178Akbardin’s RoadsUSU Personal Contest 20023075145

1179Numbers in TextUSU Personal Contest 20021582280

1180Stone GameUSU Personal Contest 2002518886

1181Cutting a Painted PolygonUSU Personal Contest 20021008438

1182Team Them Up!NEERC 2001860513

1183Brackets SequenceNEERC 20012163206

1184Cable MasterNEERC 20011521292

1185WallNEERC 20011435309

1186Chemical ReactionsNEERC 2001644683

1187Statistical TroubleNEERC 20012102031

1188LibraryNEERC 20011982148

1189Pairs of IntegersNEERC 2001898492

1190Bar of ChocolateSpring School Contest 20021457304

1191Catch the thief!Spring School Contest 20021831243

1192Ball in a DreamSpring School Contest 20024070109

1193Queue at the ExamSpring School Contest 20022504178

1194HandshakesSpring School Contest 2002552381

1195Ouths and CrossesSpring School Contest 20021741255

1196History ExamSpring School Contest 2002778357

1197Lonesome KnightSpring School Contest 20021548129

1198Jobbery875529

1199Mouse1033710

1200Horns and HoofsUSU Local Contest. March 20021779250

1201Which Day Is It?USU Local Contest. March 20021272349

1202Rectangles TravelUSU Local Contest. March 2002982451

1203Scientific ConferenceUSU Local Contest. March 2002509488

1204IdempotentsUSU Local Contest. March 20021956227

1205By the Underground or by Foot?USU Local Contest. March 20021905233

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023699120

1207Median on the PlaneUSU Local Contest. March 20022124209

1208Legendary Teams ContestUSU Local Contest. March 20022104211

12091, 10, 100, 1000...Autumn School Contest 20021217237

1210Kind SpiritsAutumn School Contest 20023040148

1211Collective GuaranteeAutumn School Contest 20021383324

1212BattleshipAutumn School Contest 2002887503

1213Cockroaches!Autumn School Contest 20022669168

1214Strange ProcedureAutumn School Contest 20024467101

1215Exactness of Projectile HitAutumn School Contest 20021501298

1216Two Pawns and One KingUSU Championship 20022122033

1217Unlucky TicketsUSU Championship 20021104405

1218Episode N-th: The Jedi TournamentUSU Championship 20021370327

1219Symbolic SequenceUSU Championship 20023865116

1220StacksUSU Championship 20021585283

1221Malevich Strikes Back!USU Championship 20021071417

1222Chernobyl’ EaglesUSU Championship 20023228139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021397321

1224SpiralNEERC 2002 Central Subregional666168

1225FlagsNEERC 2002 Central Subregional1191138

1226esreveR redrONEERC 2002 Central Subregional4046111

1227Rally ChampionshipNEERC 2002 Central Subregional1443311

1228ArrayNEERC 2002 Central Subregional4324104

1229Strong BrickworkNEERC 2002 Central Subregional1156387

1230Introspective ProgramNEERC 2002 Central Subregional602738

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012139

1232Asteroid LandingNEERC 2002 Central Subregional1862303

1233Amusing NumbersNEERC 2002468946

1234BricksNEERC 2002670665

1235Cricket FieldNEERC 2002589755

1236Decoding TaskNEERC 2002891502

1237Evacuation PlanNEERC 2002463957

1238FoldingNEERC 20021027436

1239Ghost BustersNEERC 20021432955

1240Heroes of Might and MagicNEERC 20023061431

1241Inlay CuttersNEERC 20022621664

1242WerewolfUSU Personal Contest 20032177207

1243Divorce of the Seven DwarfsUSU Personal Contest 2003888151

1244GentlemenUSU Personal Contest 20031700265

1245PicturesUSU Personal Contest 2003481924

1246Tethered DogUSU Personal Contest 20031323340

1247Check a SequenceUSU Personal Contest 20031896238

1248Sequence SumUSU Personal Contest 2003686652

1249Ancient NecropolisUSU Local Contest. March 20032120213

1250Sea BurialUSU Local Contest. March 2003629710

1251Cemetery ManagerUSU Local Contest. March 20032801565

1252Sorting the TombstonesUSU Local Contest. March 20031108406

1253NecrologuesUSU Local Contest. March 2003661676

1254Die HardUSU Local Contest. March 2003690648

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031682268

1256Cemetery GuardUSU Local Contest. March 20031862316

1257HyphenationAutumn School Contest 20032581708

1258PoolAutumn School Contest 20031080420

1259How to Become Star?Autumn School Contest 20031169388

1260Nudnik PhotographerAutumn School Contest 20034061112

1261TipsAutumn School Contest 20031341339

1262Pseudo-Roman NumberAutumn School Contest 20031209376

1263ElectionsAutumn School Contest 20031036944

1264WorkdaysAutumn School Contest 20031953023

1265MirrorUSU Championship 20032971492

1266Kirchhoff's LawUSU Championship 20033001478

1267Yekaterinburg SubwayUSU Championship 20032231966

1268Little ChuUSU Championship 2003595757

1269Obscene Words FilterUSU Championship 2003517869

1270UnicubeUSU Championship 20031782436

1271Sailing DirectionsUSU Championship 2003874722

1272Non-Yekaterinburg SubwayUSU Championship 20032971154

1273TieUSU Championship 2003956474

1274Fractional ArithmeticNEERC 2003 Central Subregional656688

1275Knights of the Round TableNEERC 2003 Central Subregional1612680

1276TrainNEERC 2003 Central Subregional573786

1277Cops and ThievesNEERC 2003 Central Subregional574785

1278“… Connecting People”NEERC 2003 Central Subregional452992

1279WarehouseNEERC 2003 Central Subregional1086418

1280Topological SortingNEERC 2003 Central Subregional3115147

1281River BasinNEERC 2003 Central Subregional3191393

1282Game TreeNEERC 2003 Central Subregional1346338

1283DwarfUSU Personal Contest 20043816120

1284Space PokerUSU Personal Contest 20041862348

1285Thread in a HyperspaceUSU Personal Contest 20042461798

1286Starship TravelUSU Personal Contest 2004666681

1287Mars CanalsUSU Personal Contest 20041195382

1288AstrolocationUSU Personal Contest 20041982213

1289One Way TicketUSU Personal Contest 20041178387

1290SabotageSpring School Contest 2004577380

1291Gear-wheelsSpring School Contest 20041138401

1292Mars Space StationsSpring School Contest 20041248366

1293EniyaSpring School Contest 20042817416

1294Mars SatellitesSpring School Contest 20041475310

1295Crazy NotionsSpring School Contest 20043004153

1296HyperjumpSpring School Contest 2004510790

1297PalindromeSpring School Contest 2004536186

1298KnightSpring School Contest 20041789256

1299PsyloniansSpring School Contest 20043021476

1300TaxesUral Championship 19981602710

1301Cube in LabyrinthUral Championship 1998613740

1302Delta-waveUral Championship 19981366335

1303Minimal CoverageUral Championship 19982061222

1304ParallelepipedUral Championship 19982301920

1305Convex HullUral Championship 1998635714

1306Sequence MedianUral Championship 19983104148

1307ArchiverUral Championship 2004. Round 13511277

1308Dean's PyramidUral Championship 2004. Round 11562777

1309DisputeUral Championship 2004. Round 1732621

1310ACM DiagnosticsUral Championship 2004. Round 13661226

1311Stable ConstructionUral Championship 2004. Round 13121432

1312TrayUral Championship 2004. Round 11512863

1313Some Words about SportUral Championship 2004. Round 11258137

1314Chase in SubwayUral Championship 2004. Round 1717634

1315MDPAR and MIIARUral Championship 2004. Round 12221987

1316Electronic AuctionUral Championship 2004. Round 11029444

1317HailUral Championship 2004. Round 24141087

1318LogarithmUral Championship 2004. Round 23151419

1319HotelUral Championship 2004. Round 21143540

1320Graph DecompositionUral Championship 2004. Round 21512303

1321Floor IndicatorUral Championship 2004. Round 23341340

1322SpyUral Championship 2004. Round 21032442

1323ClassmatesUral Championship 2004. Round 2554817

1324Extra SpacesUral Championship 2004. Round 2478945

1325DirtUral Championship 2004. Round 2819556

1326Bottle TapsUral Championship 2004. Round 21043438

1327FusesAutumn School Contest 2004969948

1328FireballAutumn School Contest 20043301365

1329Galactic HistoryAutumn School Contest 2004981468

1330IntervalsAutumn School Contest 20044597101

1331VladislavaAutumn School Contest 2004456996

1332Genie BomberAutumn School Contest 2004723633

1333Genie Bomber 2Autumn School Contest 20042131217

1334CheckersAutumn School Contest 2004870527

1335White ThesisAutumn School Contest 20042613177

1336Problem of Ben BetsalelAutumn School Contest 20043810121

1337BureaucracyAutumn School Contest 20042811595

1338AutomobilesUSU Championship 20042521778

1339BabiesUSU Championship 2004496921

1340CucarachaUSU Championship 2004874803

1341DeviceUSU Championship 20044051123

1342EnterpriseUSU Championship 2004579791

1343Fairy TaleUSU Championship 20041057437

1344Gigantic TurnipUSU Championship 2004944480

1345HTMLUSU Championship 20043261387

1346Intervals of MonotonicityUSU Championship 20041482312

1347BlogSpring School Contest 20053221404

1348Goat in the Garden 2Spring School Contest 20052426191

1349FarmSpring School Contest 2005883453

1350CanteenSpring School Contest 20051178392

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005858537

1352Mersenne PrimesSpring School Contest 20053585130

1353Milliard Vasya's FunctionSpring School Contest 20054367107

1354Palindrome. Again PalindromeSpring School Contest 20053099150

1355Bald Spot RevisitedSpring School Contest 20052123219

1356Something EasierSpring School Contest 20051316352

1357Teakettle 1.0 for DummiesSpring School Contest 20053831186

1358CablesSpring School Contest 2005820562

1359ConstructionSpring School Contest 20053661240

1360Philosophical DisputeUral Championship 2005. Round 23401333

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21982244

1362Classmates 2Ural Championship 2005. Round 2965479

1363HalftonesUral Championship 2005. Round 2705834

1364LaraKillerUral Championship 2005. Round 2475962

1365Testing CalculatorUral Championship 2005. Round 2874812

1366PresentsUral Championship 2005. Round 2870530

1367Top SecretUral Championship 2005. Round 21413091

1368Goat in the Garden 3Ural Championship 2005. Round 21822431

1369Cockroach RaceUral Championship 2005. Round 22314143

1370MagicianUral Championship 2005. Round 2504192

1371Cargo AgencyUral Championship 2005. Round 1817566

1372Death StarUral Championship 2005. Round 1735641

1373Pictura ex MachinaUral Championship 2005. Round 1535859

1374MisereUral Championship 2005. Round 12912005

1375Bill CleversUral Championship 2005. Round 1831557

1376Dean's Pyramid 2Ural Championship 2005. Round 1399555

1377Lara CroftUral Championship 2005. Round 11609289

1378Artificial IntelligenceUral Championship 2005. Round 13011505

1379Cups TransportationUral Championship 2005. Round 1654705

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1044108

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1203602

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2461829

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2314190

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest785321

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1927242

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3941159

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2891566

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1816724

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest750616

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest379963

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest795261

1392Dreaming of Stars610755

1393Average Common Prefix3771198

1394Ships. Version 2826016

1395Pascal vs. C++. Version 21592640

1396Maximum. Version 22112012

1397Points Game2301791

1398Bishop and Pawn451910

1399Economical Director2910745

1400Cellular CharactersAutumn School Contest 2005848546

1401GamersAutumn School Contest 20051113417

1402CocktailsAutumn School Contest 20053540132

1403CourierAutumn School Contest 20051272365

1404Easy to Hack!Autumn School Contest 2005574481

1405Goat in the Garden 5Autumn School Contest 2005646714

1406Next NumberAutumn School Contest 20051373339

1407One-two, One-twoAutumn School Contest 20051215382

1408Polynomial MultiplicationAutumn School Contest 20053891173

1409Two GangstersAutumn School Contest 20052693717

1410CrackUSU Championship 20051131409

141140 Islands KnightsUSU Championship 20051443030

1412Autumn TideUSU Championship 20052991510

1413Mars JumperUSU Championship 20052662175

1414Astronomical DatabaseUSU Championship 20051014456

1415Mobile LifeUSU Championship 2005399519

1416ConfidentialUSU Championship 20051119413

1417Space Poker 2USU Championship 20052361897

1418Military StoryUSU Championship 2005496922

1419Maps of the Island WorldsUSU Championship 20053441318

1420Integer-Valued Complex DivisionUSU Championship 20052651697

1421Credit OperationsTimus Top Coders: First Challenge819548

1422FirefliesTimus Top Coders: First Challenge505883

1423String TaleTimus Top Coders: First Challenge2520180

1424MinibusTimus Top Coders: First Challenge610733

1425Queen 2Timus Top Coders: First Challenge2481762

1426RectanglesTimus Top Coders: First Challenge785166

1427SMSTimus Top Coders: First Challenge1237365

1428Jedi RiddleTimus Top Coders: First Challenge923487

1429BiscuitsTimus Top Coders: First Challenge1622643

1430Crime and PunishmentTimus Top Coders: First Challenge970464

1431DiplomasUSU Personal Contest 20061272353

1432Twofold LuckUSU Personal Contest 2006468090

1433DiamondsUSU Personal Contest 20061770255

1434Buses in VasyukiUSU Personal Contest 20064261039

1435Financial ErrorUSU Personal Contest 2006456972

1436BillboardUSU Personal Contest 2006529841

1437Gasoline StationUSU Personal Contest 2006877511

1438Time Limit ExceededUSU Personal Contest 20061383061

1439Battle with You-Know-WhoUral Championship 2006952468

1440Training ScheduleUral Championship 2006639693

1441From the History of Gringotts BankUral Championship 20063641203

1442Floo PowderUral Championship 20061353102

1443RailsUral Championship 2006673659

1444ElephpotamusUral Championship 2006485909

1445Christmas giftsUral Championship 2006761583

1446Sorting HatUral Championship 2006490092

1447Portkey NetworkUral Championship 20064211044

1448Lighting in HogwartsUral Championship 2006779570

1449Credit Operations 2Timus Top Coders: Second Challenge3011437

1450Russian PipelinesTimus Top Coders: Second Challenge1611276

1451Beerhouse TaleTimus Top Coders: Second Challenge442988

1452Pascal vs. C++Timus Top Coders: Second Challenge705625

1453QueenTimus Top Coders: Second Challenge3541227

1454Rectangles 2Timus Top Coders: Second Challenge1662538

1455Freedom of SpeechTimus Top Coders: Second Challenge2112022

1456Jedi Riddle 2Timus Top Coders: Second Challenge574765

1457Heating MainTimus Top Coders: Second Challenge655868

1458War GamesTimus Top Coders: Second Challenge3581214

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2401738

1460WiresPetrozavodsk Winter 2006. USU Contest954137

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4201010

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest487874

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest679631

1464LightPetrozavodsk Winter 2006. USU Contest1432839

1465Pawn GamePetrozavodsk Winter 2006. USU Contest848506

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1273171

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3431231

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest504836

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest3821096

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1672256

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2023211

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3651146

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest735178

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest595710

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest924214

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2861452

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1323027

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1003907

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest705372

1480CouponsUSU Championship 2006947448

1481Winning ChancesUSU Championship 20061732341

1482Triangle GameUSU Championship 20061293082

1483Table FootballUSU Championship 20061154368

1484Film RatingUSU Championship 2006616684

1485Football and LieUSU Championship 20062511641

1486Equal SquaresUSU Championship 2006566744

1487Chinese FootballUSU Championship 20063261275

1488ACM PokerUSU Championship 20062631569

1489Points on a ParallelepipedAutumn School Contest 20061082392

1490Fire CircleAutumn School Contest 20062118201

1491Unreal StoryAutumn School Contest 20061993213

1492Vasya's Dad 2Autumn School Contest 20062121926

1493One Step from HappinessAutumn School Contest 2006869049

1494MonobilliardsAutumn School Contest 20062612163

1495One-two, One-two 2Autumn School Contest 20061246340

1496SpammerAutumn School Contest 2006793054

1497Cutting a SquareAutumn School Contest 20061444294

1498Stroke at Full SpeedAutumn School Contest 2006490855

1499KerchiefsAutumn School Contest 20062901425

1500Pass LicensesNEERC 2006 Eastern Subregional661635

1501Sense of BeautyNEERC 2006 Eastern Subregional1576269

1502Domino DotsNEERC 2006 Eastern Subregional567175

1503PolynomialNEERC 2006 Eastern Subregional2271798

1504Good MannersNEERC 2006 Eastern Subregional1742316

1505Oil TransferNEERC 2006 Eastern Subregional1332980

1506Columns of NumbersNEERC 2006 Eastern Subregional2728156

1507Difficult DecisionNEERC 2006 Eastern Subregional985428

1508Japanese PuzzleNEERC 2006 Eastern Subregional2401704

1509Domino RecognitionNEERC 2006 Eastern Subregional1043738

1510OrderNEERC 2006 Eastern Subregional479789

1511Fiscal OperationsTimus Top Coders: Third Challenge3471179

1512ZiniumTimus Top Coders: Third Challenge510809

1513Lemon TaleTimus Top Coders: Third Challenge1073389

1514National ParkTimus Top Coders: Third Challenge2171854

1515CashmasterTimus Top Coders: Third Challenge1963213

1516NostalgiaTimus Top Coders: Third Challenge2211822

1517Freedom of ChoiceTimus Top Coders: Third Challenge1452288

1518Jedi Riddle 3Timus Top Coders: Third Challenge3841068

1519Formula 1Timus Top Coders: Third Challenge973428

1520Empire Strikes BackTimus Top Coders: Third Challenge1582505

1521War Games 2Timus Top Coders: Third Challenge1674250

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2041935

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1300316

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2212940

1525PathPetrozavodsk Winter 2007. D.Gozman Contest870471

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2901380

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2961353

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1580260

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest924060

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest461879

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2971349

1532Lost in TranslationUSU Personal Contest 20071971994

1533Fat HobbitsUSU Personal Contest 20073721081

1534Football in GondorUSU Personal Contest 2007730558

1535The Hobbit or There and Back AgainUSU Personal Contest 2007850480

1536Delights of Pipe-weedUSU Personal Contest 2007516767

1537EntsUSU Personal Contest 20071460281

1538Towers of GuardUSU Personal Contest 20073231240

1539Intelligence DataUSU Personal Contest 20073801058

1540Battle for the RingUSU Personal Contest 20073651101

1541ChaseUSU Personal Contest 20071892074

1542AutocompletionUral Championship 2007624643

1543Dance RevolutionUral Championship 20071752204

1544Classmates 3Ural Championship 20073301199

1545HieroglyphsUral Championship 2007772053

1546Japanese SortingUral Championship 2007423941

1547Password SearchUral Championship 2007480832

1548Sakura and StatisticsUral Championship 20071218530

1549Another Japanese PuzzleUral Championship 20071712252

1550Dean's Pyramid 3Ural Championship 2007671599

1551Sumo TournamentUral Championship 20071352299

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2901306

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1165333

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest613629

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2411525

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest329330

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2191711

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest468820

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest893958

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest386990

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1312779

1562GM-pineappleUSU Championship 2007949407

1563BayanUSU Championship 2007668958

1564Counting OnesUSU Championship 2007575667

1565The Duel for ThreeUSU Championship 20072201698

1566Triangular PostcardsUSU Championship 20071183050

1567SMS-spamUSU Championship 2007966940

1568Train Car SortingUSU Championship 20072351594

1569Networking the “Iset”USU Championship 20073671036

1570Eating HighUSU Championship 20073661038

1571InterpretersUSU Championship 2007899430

1572Yekaterinozavodsk Great WellAutumn School Contest 20072728142

1573AlchemyAutumn School Contest 20073755104

1574Mathematicians and bracketsAutumn School Contest 20071086356

1575Yekaterinburg Subway 2Autumn School Contest 2007412924

1576Telephone TariffsAutumn School Contest 20072721143

1577E-mailAutumn School Contest 2007808476

1578Mammoth HuntAutumn School Contest 2007426894

1579Coat TransportationAutumn School Contest 2007786490

1580Dean's DebtsAutumn School Contest 2007430886

1581TeamworkAutumn School Contest 2007940441

1582BookmakersNEERC 2007 Eastern Subregional3337116

1583CheeseNEERC 2007 Eastern Subregional2061798

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2991257

1585PenguinsNEERC 2007 Eastern Subregional951141

1586Threeprime NumbersNEERC 2007 Eastern Subregional2520153

1587Flying PigNEERC 2007 Eastern Subregional473804

1588JamaicaNEERC 2007 Eastern Subregional1219316

1589SokobanNEERC 2007 Eastern Subregional821573

1590Bacon’s CipherNEERC 2007 Eastern Subregional1776217

1591Abstract ThinkingNEERC 2007 Eastern Subregional3721017

1592Chinese WatchesNEERC 2007 Eastern Subregional653586

1593Square Country. Version 2449748

1594Aztec Treasure594817

1595Perfect Sequence2881114

1596Knight Mare179061

1597Chernobyl’ Eagle on a Roof. Version 2572612

1598DSA Attack294438

1599Winding Number442698

1600AirportUSU Personal Contest 2008676548

1601AntiCAPSUSU Personal Contest 2008421489

1602ElevatorUSU Personal Contest 2008870427

1603EruditeUSU Personal Contest 20081497249

1604Country of FoolsUSU Personal Contest 20081356275

1605Devil's SequenceUSU Personal Contest 2008637581

1606SlalomUSU Personal Contest 2008537687

1607TaxiUSU Personal Contest 2008733451

1608Lucky Tickets 2008Ural Championship 2008372976

1609Tram TileUral Championship 20081292683

1610CactusesUral Championship 20081911855

1611DecimationUral Championship 2008523700

1612Tram ForumUral Championship 20082614142

1613For Fans of StatisticsUral Championship 20082372157

1614National Project “Trams”Ural Championship 2008465785

1615Tram SolitaireUral Championship 20081871893

1616Square Country 4Ural Championship 2008893767

1617Flat SpotsUral Championship 2008581364

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest605133

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest525672

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2391443

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest674667

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1013237

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1003267

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest466416

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest355984

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest377645

1627JoinPetrozavodsk Winter 2008. ITMO Contest3271066

1628White StreaksUSU Championship 2008810432

1629TripUSU Championship 2008449771

1630TalismanUSU Championship 2008363949

1631Drunk King 2USU Championship 2008808433

1632LasersUSU Championship 2008793978

1633HippogriffsUSU Championship 2008485715

1634Spider MiteUSU Championship 20081562133

1635Mnemonics and PalindromesUSU Championship 20081769199

1636Penalty TimeUSU Championship 2008603159

1637Triangle Game 2USU Championship 20081063052

1638BookwormUSU Championship 2008497871

1639Chocolate 2Autumn School Contest 20081081133

1640Circle of WinterAutumn School Contest 20082093168

1641DutiesAutumn School Contest 2008738472

16421D MazeAutumn School Contest 2008375294

1643Attack of the Dark FortressAutumn School Contest 2008761457

1644A Whole Lot of WalnutsAutumn School Contest 2008367496

1645Ski RaceAutumn School Contest 20081833191

1646Godzilla Strikes Back!Autumn School Contest 2008425811

1647Divide an Island!Autumn School Contest 2008444777

1648YachtsAutumn School Contest 2008978357

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional407041

1650BillionairesNEERC 2008 Eastern Subregional747465

1651Shortest SubchainNEERC 2008 Eastern Subregional1002348

1652Banking CrisisNEERC 2008 Eastern Subregional1312497

1653Death ConveyorNEERC 2008 Eastern Subregional407041

1654Cipher MessageNEERC 2008 Eastern Subregional580661

1655Somali PiratesNEERC 2008 Eastern Subregional1622047

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1781197

1657Cube SnakeNEERC 2008 Eastern Subregional2421397

1658Sum of DigitsNEERC 2008 Eastern Subregional1441243

1659Regular TrianglesNEERC 2008 Eastern Subregional564613

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest456317

1661DodecahedronPetrozavodsk Winter 2008. USU Contest744136

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest664571

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1162757

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1671963

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest830414

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2731228

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1711919

1668Death Star 2Petrozavodsk Winter 2008. USU Contest466204

1669Universal WordPetrozavodsk Winter 2008. USU Contest2571301

1670AsteriskPetrozavodsk Summer 2008. USU Contest1891736

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest2494138

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2111143

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2271458

1674Drunk KingPetrozavodsk Summer 2008. USU Contest485956

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1871754

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1901727

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1971669

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest308636

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest337996

1680The First NonqualifyingUSU Personal Contest 20091665203

1681Brother Bear's GardenUSU Personal Contest 2009923342

1682Crazy ProfessorUSU Personal Contest 2009613547

1683FridgeUSU Personal Contest 20092643128

1684Jack's Last WordUSU Personal Contest 20091286263

1685OrthographyUSU Personal Contest 20091942175

1686Photovoltaic SpaceshipUSU Personal Contest 20092381374

1687Numismatics for FunUSU Personal Contest 20092841159

1688Team.GOV!USU Personal Contest 20092704126

1689Fisherman and BarbellUSU Personal Contest 2009393846

1690Army of MagesPetrozavodsk Winter 2009. USU Contest541616

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013059

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest965348

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2110953

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1112806

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1062927

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest380871

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest535390

1698Square Country 5Petrozavodsk Winter 2009. USU Contest561595

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3131051

1700AwakeningUral Championship 2009729457

1701Ostap and PartnersUral Championship 2009548605

1702CrossroadUral Championship 20091591998

1703Robotic ArmUral Championship 20091791786

1704DemodulationUral Championship 20091062910

1705Gangster HaresUral Championship 2009386853

1706Cipher Message 2Ural Championship 2009528627

1707Hypnotoad's SecretUral Championship 20091711865

1708Sum of Digits 2Ural Championship 20091612982

1709Penguin-AviaUral Championship 20092176154

1710Boris, You Are Wrong!Ural Championship 2009551602

1711Code NamesNEERC 2009 Eastern Subregional2570124

1712Cipher GrilleNEERC 2009 Eastern Subregional407678

1713Key SubstringsNEERC 2009 Eastern Subregional539583

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1032834

1715Another Ball KillerNEERC 2009 Eastern Subregional326953

1716Alternative SolutionNEERC 2009 Eastern Subregional409764

1717Eligibility RulesNEERC 2009 Eastern Subregional1252372

1718RejudgeNEERC 2009 Eastern Subregional1142278

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2231374

1720Summit Online JudgeNEERC 2009 Eastern Subregional341912

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional575547

1722Observation DeckUral Regional School Programming Contest 20092541211

1723Sandro's BookUral Regional School Programming Contest 2009509663

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009489641

1725Sold Out!Ural Regional School Programming Contest 20092427131

1726VisitsUral Regional School Programming Contest 20091381230

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091738183

1728Curse on Team.GOVUral Regional School Programming Contest 2009640492

1729Dead Man's ChestUral Regional School Programming Contest 2009549572

1730ManBearPigUral Regional School Programming Contest 20092941051

1731DillUral Regional School Programming Contest 2009324298

1732Ministry of TruthUSU Championship 2009720436

1733Forgotten TechnologyUSU Championship 2009644301

1734Endgame DatabaseUSU Championship 20091521965

1735Theft of the CenturyUSU Championship 20091042792

1736Chinese HockeyUSU Championship 20092641162

1737Mnemonics and Palindromes 3USU Championship 20091365231

1738Computer SecurityUSU Championship 2009352879

1739FaryuksUSU Championship 20091372165

1740Deer is Better!USU Championship 20092282139

1741Communication FiendUSU Championship 20091165271

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1037297

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest337896

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1551884

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest341886

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1911546

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2351269

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1213254

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1551884

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2551173

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest833342

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest930331

1753BookshelfUSU Personal Contest 2010993306

1754Explosion in a PyramidUSU Personal Contest 2010515584

1755CakeUSU Personal Contest 2010399749

1756One and a Half DiggersUSU Personal Contest 20101883162

1757Gold BarsUSU Personal Contest 20101352113

1758Bald Spot Revisited 2USU Personal Contest 20101072619

1759Long-LiversUSU Personal Contest 2010722419

1760Infernal WorkUSU Personal Contest 2010489614

1761Binary PalindromeUSU Personal Contest 2010297998

1762Search for a Hiding-PlaceUSU Personal Contest 20101881548

1763Expert FleaUral Championship 2010455525

1764TranssibUral Championship 20101731661

1765Error 404Ural Championship 2010723706

1766Humpty DumptyUral Championship 20102241299

1767The House of Doctor DeeUral Championship 2010453656

1768Circular StringsUral Championship 20102671097

1769Old Ural LegendUral Championship 20101643184

1770The Party of Ural ChampionsUral Championship 20101771625

1771A Deputy's MorningUral Championship 2010455525

1772Ski-Trails for RobotsUral Championship 2010424700

1773Metro to Every HomeUral Championship 2010397747

1774Barber of the Army of MagesUral SU Championship 2010638445

1775Space BowlingUral SU Championship 2010340823

1776Anniversary FireworkUral SU Championship 2010637445

1777AnindilyakwaUral SU Championship 20102532113

1778Chinese Hockey 2Ural SU Championship 2010633946

1779The Great TeamUral SU Championship 2010956298

1780Gray CodeUral SU Championship 2010345811

1781Clean CodeUral SU Championship 20101272103

1782Jack's New WordUral SU Championship 20101441871

1783Nuclear Arms RaceUral SU Championship 2010677419

1784RoundersUral SU Championship 20102481117

1785Lost in LocalizationUral Regional School Programming Contest 20101783816

1786Sandro's BiographyUral Regional School Programming Contest 20102868100

1787Turn for MEGAUral Regional School Programming Contest 20101108426

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101959146

1789Searching for the DodecahedronUral Regional School Programming Contest 20101476193

1790Searching for the TruthUral Regional School Programming Contest 20102251223

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102171266

1792Hamming CodeUral Regional School Programming Contest 2010375876

1793Tray 2Ural Regional School Programming Contest 2010818347

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101597179

1795Husband in a ShopUral Regional School Programming Contest 20101221234

1796Amusement ParkUral Regional School Programming Contest 2010290099

1797Summit Online Judge. Version 2364971

1798Fire Circle. Version 2313647

1799Sasha and swag strings244278

1800Murphy's LawNEERC 2010 Eastern Subregional1549184

1801The Revolution CupNEERC 2010 Eastern Subregional445301

1802Cube PuzzleNEERC 2010 Eastern Subregional1481812

1803The Czechs' RiflesNEERC 2010 Eastern Subregional432648

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional795356

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional315881

1806Mobile TelegraphsNEERC 2010 Eastern Subregional476589

1807Cartridges for MaximNEERC 2010 Eastern Subregional2041338

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1601684

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional525535

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest653711

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2011319

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1012508

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1851427

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest862900

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest594034

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1122282

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest287937

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1391868

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest346326

1820Ural SteaksUSU Personal Contest 20111052526

1821BiathlonUSU Personal Contest 20111742157

1822Hugo II's WarUSU Personal Contest 2011430623

1823Ideal GasUSU Personal Contest 2011888305

1824Ifrit BomberUSU Personal Contest 20112641001

1825Ifrit Bomber 2USU Personal Contest 2011328811

1826MinefieldUSU Personal Contest 2011984276

1827Indigenous WarsUSU Personal Contest 20112501055

1828Approximation by a ProgressionUSU Personal Contest 2011655412

1829Routing TablesUSU Personal Contest 2011852887

1830Help in the RNOSUral Championship 2011318825

1831Tsyfirkin's LessonUral Championship 20111252005

1832Arirang ShowUral Championship 2011319823

1833Hopes of RowingUral Championship 20111052354

1834Tennis RacketUral Championship 2011564102

1835Swamp DoctorUral Championship 2011872791

1836Babel FishUral Championship 20112551022

1837Isenbaev's NumberUral Championship 2011470557

1838Samurai's StrokeUral Championship 2011397665

1839The MentaculusUral Championship 20111102256

1840Victim of AdvertisingUral Championship 2011238204

1841CablewaysPetrozavodsk Summer 2010. USU Contest1172039

1842Local RootsPetrozavodsk Summer 2010. USU Contest336021

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest643499

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1771385

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest534110

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1733149

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524176

1848Fly HuntPetrozavodsk Summer 2010. USU Contest365629

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1092176

1850Space TourismPetrozavodsk Summer 2010. USU Contest912563

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1601520

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1052247

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest296625

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest646394

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1981242

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest673356

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2131159

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest593745

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest703230

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest600424

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest273913

1862Very Wealthy MoleUral FU Championship 20112201116

1863Peaceful AtomUral FU Championship 2011254972

1864Get-Together at Den'sUral FU Championship 20111653154

1865The Island of MärketUral FU Championship 2011772950

1866Poetic FootUral FU Championship 2011373670

1867NanotechnologiesUral FU Championship 20111032271

1868Prediction ContestUral FU Championship 20111840139

1869New Year CruiseUral FU Championship 20111242205

1870Zinium 2Ural FU Championship 2011426589

1871Seismic WavesUral FU Championship 2011458548

1872Spacious OfficeUral FU Championship 2011355703

1873GOV ChroniclesUral Regional School Programming Contest 2011743340

1874Football GoalUral Regional School Programming Contest 20111482172

1875Angry BirdsUral Regional School Programming Contest 2011283874

1876Centipede's MorningUral Regional School Programming Contest 2011505251

1877Bicycle CodesUral Regional School Programming Contest 20111313319

1878Rubinchik's CubeUral Regional School Programming Contest 20111379184

1879GOV-internship 2Ural Regional School Programming Contest 20111941255

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011834031

1881Long problem statementUral Regional School Programming Contest 2011452856

1882Old NokiaUral Regional School Programming Contest 2011892587

1883Ent's BirthdayUral Regional School Programming Contest 20112301067

1884Way to the UniversityUral Regional School Programming Contest 2011418598

1885Passenger ComfortNEERC 2011 Eastern Subregional1289197

1886Trip 2NEERC 2011 Eastern Subregional1301825

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2211106

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional605415

1889Airport AnnouncementsNEERC 2011 Eastern Subregional938270

1890Money out of Thin AirNEERC 2011 Eastern Subregional556451

1891Language OceanNEERC 2011 Eastern Subregional418597

1892Morning in KoltsovoNEERC 2011 Eastern Subregional328756

1893A380NEERC 2011 Eastern Subregional467555

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1371738

1895Steaks on BoardNEERC 2011 Eastern Subregional1032261

1896War Games 2.1121994

1897Alice and Bob and a string74118

1900Brainwashing DeviceUral Championship 2012459484

1901Space ElevatorsUral Championship 2012515433

1902Neo-VeniceUral Championship 20122266100

1903Unidentified ShipsUral Championship 2012285770

1904The Lessons of the PastUral Championship 2012559399

1905Travel in TimeUral Championship 20122141014

1906The Lost CivilizationUral Championship 2012246680

1907Coffee and BunsUral Championship 20121921124

1908Brute-force SearchUral Championship 20121141832

1909Space ReconUral Championship 2012483916

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional689233

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional523654

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional248878

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1371541

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional464046

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1201187

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional722763

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1116201

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional270809

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1151812

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional372593

1921Chaos and OrderUral Regional School Programming Contest 20121951102

1922Superhero TeamUral Regional School Programming Contest 2012828270

1923Scary PoliticsUral Regional School Programming Contest 2012490452

1924Four ImpsUral Regional School Programming Contest 2012647035

1925British Scientists Save the WorldUral Regional School Programming Contest 2012363262

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012249873

1927Herbs and MagicUral Regional School Programming Contest 2012223970

1928Another Ecology ProblemUral Regional School Programming Contest 2012337651

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012700318

1930Ivan's CarUral Regional School Programming Contest 20121268177

1931Excellent TeamUral FU Championship 20121532146

1932The Secret of IdentifierUral FU Championship 2012262827

1933Guns for Battle!Ural FU Championship 2012648342

1934Black SpotUral FU Championship 2012711312

1935Tears of DrownedUral FU Championship 2012310872

1936RoshamboUral FU Championship 20122121013

1937Davy Jones’s OrganUral FU Championship 20121931108

1938Caribbean TriangleUral FU Championship 2012434243

1939First SealUral FU Championship 2012301723

1940Not So Simple YearsUral FU Championship 2012296735

1941Scary Martian WordUral FU Personal Contest 2012592366

1942Attack at the OrbitUral FU Personal Contest 2012398540

1943Space RummyUral FU Personal Contest 2012278765

1944Record of the Attack at the OrbitUral FU Personal Contest 20121108197

1945Many-armed BrothersUral FU Personal Contest 2012682826

1946Chinese Hockey 3Ural FU Personal Contest 20121321553

1947MeanderUral FU Personal Contest 20121431441

1948The Robot on the LineUral FU Personal Contest 20121891108

1949The Best Picture in the GalaxyUral FU Personal Contest 20121741198

1950Martian FarmlandsUral FU Personal Contest 20121151764

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1221575

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1010390

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection872143

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection523352

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection642809

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection872143

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection513407

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection563149

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection223892

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection455447

1961Cantonese DialectUral FU Personal Contest 2013268746

1962In Chinese RestaurantUral FU Personal Contest 2013292686

1963KiteUral FU Personal Contest 2013465436

1964Chinese DialectsUral FU Personal Contest 20131412146

1965Pear TreesUral FU Personal Contest 20131881047

1966Cycling RoadsUral FU Personal Contest 2013323623

1967Programmer CasinoUral FU Personal Contest 2013334821

1968Glass PyramidUral FU Personal Contest 20131431355

1969Hong Kong TramUral FU Personal Contest 2013772383

1970皇后像廣場Ural FU Personal Contest 20131891042

1971Graphics SettingsUral Championship 2013350567

1972Game TestingUral Championship 2013652721

1973Location GeneratorUral Championship 2013314977

1974Similar TunesUral Championship 2013199976

1975Model of the EarthUral Championship 2013443779

1976Game OptimizationUral Championship 20131731115

1977Energy WallUral Championship 2013792293

1978E-LiteUral Championship 2013682616

1979Resources DistributionUral Championship 20131611193

1980Road to InvestorUral Championship 2013343578

1981Parallel and PerpendicularUral FU Championship 2013559348

1982Electrification PlanUral FU Championship 20131599123

1983Nectar GatheringUral FU Championship 20131401321

1984Dummy GuyUral FU Championship 20131150171

1985Prime SquareUral FU Championship 20131181548

1986Paul’s SaladsUral FU Championship 2013198952

1987Nested SegmentsUral FU Championship 2013993198

1988Planet Ocean LandingUral FU Championship 2013197957

1989SubpalindromesUral FU Championship 2013660296

1990PodracingNEERC 2013 Eastern Subregional230823

1991The battle near the swampNEERC 2013 Eastern Subregional445044

1992CVSNEERC 2013 Eastern Subregional571340

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1135173

1994The Emperor's planNEERC 2013 Eastern Subregional215878

1995Illegal spicesNEERC 2013 Eastern Subregional399483

1996Cipher Message 3NEERC 2013 Eastern Subregional1851013

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional427452

1998The old PadawanNEERC 2013 Eastern Subregional648300

1999The secret moduleNEERC 2013 Eastern Subregional265488

2000Grand Theft Array VUral Regional School Programming Contest 20131470133

2001Mathematicians and BerriesUral Regional School Programming Contest 2013882322

2002Test TaskUral Regional School Programming Contest 2013295266

2003Simple MagicUral Regional School Programming Contest 2013643301

2004Scientists from SpilkovoUral Regional School Programming Contest 2013305624

2005Taxi for ProgrammersUral Regional School Programming Contest 2013253177

2006Kirill the GardenerUral Regional School Programming Contest 2013483388

2007Mutants versus MachinesUral Regional School Programming Contest 20131191523

2008SwiftyUral Regional School Programming Contest 2013215873

2009Canteen LineUral Regional School Programming Contest 2013276687

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131754111

2011Long StatementUral Regional School Programming Contest 2013229585

2012About Grisha N.NEERC 2014 Eastern Subregional1013517

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional219747

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional360463

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional699241

2016Magic and ScienceNEERC 2014 Eastern Subregional166583

2017Best of a bad lotNEERC 2014 Eastern Subregional1471090

2018The Debut AlbumNEERC 2014 Eastern Subregional176796

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional745227

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1296131

2021Scarily interesting!NEERC 2014 Eastern Subregional472355

2022Riding a ToadNEERC 2014 Eastern Subregional482951

2023Donald is a postmanNEERC 2014 Eastern Subregional486635

2024Adventure TimeUral Regional School Programming Contest 2014626267

2025Line FightingUral Regional School Programming Contest 2014199385

2026Dean and ScheduleUral Regional School Programming Contest 2014353469

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014406409

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014241678

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014292563

2030Awesome Backup SystemUral Regional School Programming Contest 2014385431

2031Overturned NumbersUral Regional School Programming Contest 2014232573

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014260630

2033DevicesUral Regional School Programming Contest 20141698100

2034CaravansUral Regional School Programming Contest 2014632265

2035Another Dress RehearsalUral Regional School Programming Contest 2014256066

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1211287

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest160992

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest672189

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest195812

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest228708

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest761960

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest254816

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest333920

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest632309

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest331494

2046The First Day at SchoolUral Championship 2015385395

2047MathsUral Championship 2015376405

2048HistoryUral Championship 2015212703

2049ChemistryUral Championship 2015423003

20503D-modelingUral Championship 2015562366

2051PhysicsUral Championship 2015353470

2052Physical EducationUral Championship 20151201201

2053BiologyUral Championship 2015413062

2054AstronomyUral Championship 2015156245

2055Urban GeographyUral Championship 20151111290

2056ScholarshipUral Championship 2015326148

2057Non-palidromic cuttingPalindromic Contest 363285

2058100500 palidnromesPalindromic Contest 851591

2059Not common palindromesPalindromic Contest 1171190

2060Subpalindrome pairsPalindromic Contest 236614

2061OEIS A216264Palindromic Contest 373216

2062Ambitious ExperimentUral Regional School Programming Contest 2015402350

2063Black and WhiteUral Regional School Programming Contest 2015352398

2064CaterpillarsUral Regional School Programming Contest 2015181754

2065Different SumsUral Regional School Programming Contest 2015592239

2066Simple ExpressionUral Regional School Programming Contest 2015523127

2067Friends and BerriesUral Regional School Programming Contest 2015552256

2068Game of NutsUral Regional School Programming Contest 2015169984

2069Hard RockUral Regional School Programming Contest 2015842169

2070Interesting NumbersUral Regional School Programming Contest 2015712200

2071Juice CocktailsUral Regional School Programming Contest 2015275505

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015798178

2073Log FilesUral Regional School Programming Contest 2015806177

2074Timus problems classifierQualification of Eastern Subregional 2015174734

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015442501

2076VasianaQualification of Eastern Subregional 2015116430

2077ReductionsQualification of Eastern Subregional 2015155401

2078Bowling gameUral Championship 2016371335

2079Memory leaksUral Championship 2016223987

2080WalletUral Championship 2016203599

2081Faulty dialUral Championship 2016228536

2082PokerUral Championship 2016106358

2083The Guardian of TraditionsUral Championship 2016392604

2084Technical debtUral Championship 2016372715

2085Magic ProgrammerUral Championship 2016791434

2086Find DenisUral Championship 2016194400

2087TrainsUral Championship 2016323038

2088Nostalgic EveningUral Championship 2016164861

2089Experienced coachUral Championship 2016161746

2090Crossroads of DestinyUral FU Personal Contest 2014204171

2091Natural SelectionUral FU Personal Contest 2014627196

2092BoleroUral FU Personal Contest 2014127913

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014931215

2094Thousand ImpsUral FU Personal Contest 2014145214

2095ScrumUral FU Personal Contest 2014562219

2096All InclusiveUral FU Personal Contest 2014372662

2097Snowboarding on SpilnayaUral FU Personal Contest 2014631714

2098Lada PrioraUral FU Personal Contest 2014519237

2099Space InvaderUral FU Personal Contest 2014226530

2100Wedding DinnerUral FU Junior Championship 2016394729

2101Knight's ShieldUral FU Junior Championship 2016661524

2102Michael and CryptographyUral FU Junior Championship 2016913125

2103Corporate MailUral FU Junior Championship 20161021034

2104Game with a StripUral FU Junior Championship 2016398284

2105Alice and Bob are on BikesUral FU Junior Championship 2016518219

2106DeserializationUral FU Junior Championship 2016142762

2107Oppa Funcan StyleUral FU Junior Championship 2016671504

2108Oleg and Little PoniesUral FU Junior Championship 2016326345

2109Tourism on MarsUral FU Junior Championship 2016281398

2110Remove or MaximizeUral FU Junior Championship 2016133810

2111PlatoUniversity academic school olympiad in informatics 201974475

2112Battle logUniversity academic school olympiad in informatics 201998526

2113Survive the floodUniversity academic school olympiad in informatics 2019160334

2114My craftUniversity academic school olympiad in informatics 201968728

2115The Knowledge DayUniversity academic school olympiad in informatics 2019323171

2116He is not a knight for youUniversity academic school olympiad in informatics 201994546

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019118444

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest142272

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest441010

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest261514

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest73657

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest112596

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest401090

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest271473

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest152181

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest321298

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest132370

2128Rubina's SolitaireLater is better than never56750

2129Mortgage in Far Away KingdomLater is better than never341126

2130Alice + BobLater is better than never58728

2131Open CupLater is better than never43537

2132Graph Decomposition. Version 2Later is better than never231501

2133Terms of referenceLater is better than never151981

2134StampmanLater is better than never331152

2135Pauline and commitsLater is better than never52799

2136John vs SantaLater is better than never241457

2137Dynamic string complexityLater is better than never53301

2138The Good, the Bad and the UglyUral School Programming Contest 2019334128

2139Experiment with JuiceUral School Programming Contest 201982449

2140BitMazeCraftUral School Programming Contest 201938919

2141Sasha VilkinUral School Programming Contest 2019157264

2142MagicUral School Programming Contest 2019251169

2143Victoria!Ural School Programming Contest 201956668

2144Cleaning the RoomUral School Programming Contest 2019149277

2145Olympiad for EveryoneUral School Programming Contest 2019124329

2146Quiz ShowUral School Programming Contest 201973531

2147City BuildingUral School Programming Contest 2019211422

2148Insane ShotUral School Programming Contest 201980490

2149Pigeonhole PrincipleUral School Programming Contest 2019252168