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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem9940516

1001Reverse Root3080915

1002Phone NumbersCentral European Olympiad in Informatics 19996641221

1003ParityCentral European Olympiad in Informatics 19993836382

1004Sightseeing TripCentral European Olympiad in Informatics 19992549575

1005Stone PileUSU Championship 19971773683

1006Square FramesUSU Championship 19971549942

1007Code WordsUSU Championship 19973770389

1008Image EncodingUSTU PhysTech Cup 20004135354

1009K-based NumbersUSU Championship 19971583293

1010Discrete FunctionUSTU PhysTech Cup 20005219281

1011ConductorsUSU Championship 19976080241

1012K-based Numbers. Version 28368175

1013K-based Numbers. Version 31142188

1014Product of DigitsUSU Local Contest. 19991547895

1015Test the Difference!USU Local Contest. 19993340437

1016Cube on the WalkUSU Local Contest. 19991839792

1017StaircasesUSU Local Contest. 19999483154

1018Binary Apple TreeUSU Local Contest. 19995343273

1019Line PaintingUSU Local Contest. 19993253449

1020RopeAutumn School Contest 20001472699

1021Sacrament of the SumAutumn School Contest 200010136144

1022Genealogical TreeAutumn School Contest 200010609138

1023ButtonsAutumn School Contest 20006992209

1024PermutationsAutumn School Contest 20004715310

1025Democracy in DangerAutumn School Contest 20002180467

1026Questions and AnswersAutumn School Contest 20009287157

1027D++ AgainAutumn School Contest 20002396608

1028StarsUral Championship 19995567261

1029MinistryUral Championship 19993682344

1030TitanicUral Championship 19991690858

1031Railway TicketsUral Championship 19993878375

1032Find a MultipleUral Championship 19994229300

1033LabyrinthUral Championship 19996335230

1034Queens in Peaceful PositionsUral Championship 19991861779

1035Cross-stitchUral Championship 199910991312

1036Lucky Tickets4885298

1037Memory ManagementUSU Championship 200012431153

1038Spell CheckerUSU Championship 20003090466

1039Anniversary PartyUSU Championship 20003817378

1040Airline CompanyUSU Championship 20001461982

1041NikiforUSU Championship 20006342243

1042Central HeatingUSU Championship 20001794801

1043Cover an ArcUSU Championship 20008921602

1044Lucky Tickets. Easy!USU Championship 200012051120

1045Funny GameUSU Local Contest. March 20002771514

1046Geometrical DreamsUSU Local Contest. March 20007631846

1047Simple CalculationsUSU Local Contest. March 20004938289

1048Superlong SumsUSU Local Contest. March 20007312195

1049Brave BalloonistsUSU Local Contest. March 20005881242

1050Preparing an ArticleUSU Local Contest. March 200010191387

1051Simple Game on a GridUSU Local Contest. March 20002788510

1052Rabbit HuntUSU Local Contest. March 20006201230

1053PinocchioNEERC 2000 Central Subregional4335328

1054Tower of HanoiNEERC 2000 Central Subregional2181650

1055CombinationsNEERC 2000 Central Subregional3494407

1056Centers of the NetNEERC 2000 Central Subregional2637538

1057Amount of DegreesNEERC 2000 Central Subregional2007706

1058ChocolateNEERC 2000 Central Subregional4972803

1059ExpressionNEERC 2000 Central Subregional2186649

1060Flip GameNEERC 20003733360

1061Buffer ManagerNEERC 20002098640

1062TriathlonNEERC 20007381802

1063Domino PuzzleNEERC 20006152156

1064Binary SearchNEERC 20002129631

1065FrontierNEERC 20009811361

1066GarlandNEERC 20002414556

1067Disk TreeNEERC 20003011446

1068Sum3645237

1069Prufer CodeUSU Personal Contest 20012518519

1070Local TimeUSU Personal Contest 20012024645

1071Nikifor 2USU Personal Contest 20012170601

1072RoutingUSU Personal Contest 20012703483

1073Square CountryUSU Personal Contest 20019088144

1074Very Short ProblemUSU Personal Contest 20016232071

1075Thread in a SpaceUSU Personal Contest 20016322042

1076Trash1884688

1077Travelling Tours1179398

1078SegmentsWinter Mathematical Festival Varna 20013759344

1079MaximumWinter Mathematical Festival Varna 200111867109

1080Map ColoringWinter Mathematical Festival Varna 20016005216

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014965261

1082Gaby IvanushkaSpring School Contest 200110601121

1083Factorials!!!Spring School Contest 20011906267

1084Goat in the GardenSpring School Contest 20018698148

1085MeetingSpring School Contest 20012104608

1086CryptographySpring School Contest 200112069106

1087The Time to Take StonesSpring School Contest 20014812267

1088Ilya MurometzSpring School Contest 20011777719

1089Verification with the DictionarySpring School Contest 20011537831

1090In the Army NowUSU Local Contest. March 20013498348

1091Tmutarakan ExamsUSU Local Contest. March 20012344519

1092TransversalUSU Local Contest. March 20015332250

1093DartsUSU Local Contest. March 20016161952

1094E-screenUSU Local Contest. March 20012743444

1095Nikifor 3USU Local Contest. March 20012186556

1096Get the Right Route Plate!USU Local Contest. March 20011760690

1097Square Country 2USU Local Contest. March 20019061334

1098Questions2169536

1099Work Scheduling9601140

1100Final StandingsTetrahedron Team Online Contest May 20011068144

1101Robot in the FieldTetrahedron Team Online Contest May 2001848548

1102Strange DialogTetrahedron Team Online Contest May 20012741171

1103Pencils and CirclesTetrahedron Team Online Contest May 2001937496

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001502093

1105Observers ColoringTetrahedron Team Online Contest May 2001572808

1106Two TeamsTetrahedron Team Online Contest May 2001628975

1107Warehouse ProblemTetrahedron Team Online Contest May 20011125414

1108HeritageBulgarian Online Contest September 20011912246

1109ConferenceBulgarian Online Contest September 20011912246

1110PowerBulgarian Online Contest September 2001906252

1111SquaresBulgarian Online Contest September 20011190394

1112CoverBulgarian Online Contest September 20012897162

1113JeepBulgarian Online Contest September 20011774265

1114BoxesBulgarian Online Contest September 20012493189

1115ShipsBulgarian Online Contest September 20011136412

1116Piecewise Constant FunctionAutumn School Contest 20011451324

1117HierarchyAutumn School Contest 20011724273

1118Nontrivial NumbersAutumn School Contest 20014601103

1119MetroAutumn School Contest 2001657172

1120Sum of Sequential NumbersAutumn School Contest 2001539088

1121BranchesAutumn School Contest 20011378341

1122GameAutumn School Contest 20011948241

1123SalaryAutumn School Contest 20013920120

1124MosaicUSU Championship 20011578298

1125HopscotchUSU Championship 20012056229

1126Magnetic StormsUSU Championship 2001512492

1127Colored BricksUSU Championship 20011489315

1128Partition into GroupsUSU Championship 20011132414

1129Door PaintingUSU Championship 20011072437

1130Nikifor's WalkUSU Championship 2001498931

1131CopyingUSU Championship 2001626375

1132Square Root831563

1133Fibonacci SequenceNEERC 2001 Central Subregional2140220

1134CardsNEERC 2001 Central Subregional2440193

1135RecruitsNEERC 2001 Central Subregional2884164

1136ParliamentNEERC 2001 Central Subregional475399

1137Bus RoutesNEERC 2001 Central Subregional1406334

1138Integer PercentageNEERC 2001 Central Subregional2353200

1139City BlocksNEERC 2001 Central Subregional611577

1140Swamp IncidentNEERC 2001 Central Subregional1268370

1141RSA Attack1288365

1142RelationsDSAP Vietnam Online Contest November 20013148150

1143Electric PathDSAP Vietnam Online Contest November 2001817573

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012441864

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011242378

1146Maximum SumDSAP Vietnam Online Contest November 2001595679

1147Shaping RegionsDSAP Vietnam Online Contest November 2001614759

1148Building TowersDSAP Vietnam Online Contest November 20012641728

1149Sinus Dances785360

1150Page NumbersUral Championship 2001. Round 21937243

1151RadiobeaconsUral Championship 2001. Round 24431046

1152False MirrorsUral Championship 2001. Round 23019156

1153SupercomputerUral Championship 2001. Round 21582298

1154Mages ContestUral Championship 2001. Round 2533873

1155TroubleduonsUral Championship 2001. Round 21814260

1156Two RoundsUral Championship 2001. Round 21436328

1157Young TilerUral Championship 2001. Round 22417195

1158Censored!NEERC 2001 Northern Subregional934502

1159FenceNEERC 2001 Northern Subregional632738

1160NetworkNEERC 2001 Northern Subregional2431197

1161StripiesNEERC 2001 Northern Subregional518691

1162Currency ExchangeNEERC 2001 Northern Subregional1649286

1163ChapaevNEERC 2001 Northern Subregional2371918

1164FillwordNEERC 2001 Northern Subregional2349201

1165SubnumberNEERC 2001 Northern Subregional518897

1166Funny Card GameNEERC 2001 Northern Subregional1283522

1167Bicolored HorsesRomanian Online Contest December 20013502135

1168Radio StationsRomanian Online Contest December 2001647721

1169PairsRomanian Online Contest December 2001654714

1170DesertRomanian Online Contest December 20013111477

1171Lost in SpaceRomanian Online Contest December 20013681254

1172Ship RoutesRomanian Online Contest December 2001854549

1173Lazy SnailRomanian Online Contest December 20014401053

1174Weird PermutationsRomanian Online Contest December 2001668699

1175Strange SequenceUSU Personal Contest 2002501930

1176HyperchannelsUSU Personal Contest 20021334354

1177Like ComparisonsUSU Personal Contest 20023801218

1178Akbardin’s RoadsUSU Personal Contest 20023235146

1179Numbers in TextUSU Personal Contest 20021655285

1180Stone GameUSU Personal Contest 2002546787

1181Cutting a Painted PolygonUSU Personal Contest 20021061444

1182Team Them Up!NEERC 2001917513

1183Brackets SequenceNEERC 20012433195

1184Cable MasterNEERC 20011966241

1185WallNEERC 20011561303

1186Chemical ReactionsNEERC 2001680689

1187Statistical TroubleNEERC 20012212058

1188LibraryNEERC 20012102161

1189Pairs of IntegersNEERC 2001948496

1190Bar of ChocolateSpring School Contest 20021557303

1191Catch the thief!Spring School Contest 20021930245

1192Ball in a DreamSpring School Contest 20024418107

1193Queue at the ExamSpring School Contest 20022621181

1194HandshakesSpring School Contest 2002586181

1195Ouths and CrossesSpring School Contest 20021869253

1196History ExamSpring School Contest 2002874854

1197Lonesome KnightSpring School Contest 20021689628

1198Jobbery975503

1199Mouse1203457

1200Horns and HoofsUSU Local Contest. March 20021888251

1201Which Day Is It?USU Local Contest. March 20021332354

1202Rectangles TravelUSU Local Contest. March 20021052448

1203Scientific ConferenceUSU Local Contest. March 2002564184

1204IdempotentsUSU Local Contest. March 20022099226

1205By the Underground or by Foot?USU Local Contest. March 20022016235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023925121

1207Median on the PlaneUSU Local Contest. March 20022991159

1208Legendary Teams ContestUSU Local Contest. March 20022240211

12091, 10, 100, 1000...Autumn School Contest 20021365935

1210Kind SpiritsAutumn School Contest 20022951162

1211Collective GuaranteeAutumn School Contest 20021535310

1212BattleshipAutumn School Contest 2002946502

1213Cockroaches!Autumn School Contest 20022828169

1214Strange ProcedureAutumn School Contest 20024764100

1215Exactness of Projectile HitAutumn School Contest 20021586300

1216Two Pawns and One KingUSU Championship 20022222068

1217Unlucky TicketsUSU Championship 20021164409

1218Episode N-th: The Jedi TournamentUSU Championship 20021480322

1219Symbolic SequenceUSU Championship 20024085117

1220StacksUSU Championship 20021745273

1221Malevich Strikes Back!USU Championship 20021125423

1222Chernobyl’ EaglesUSU Championship 20023428140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021605297

1224SpiralNEERC 2002 Central Subregional717767

1225FlagsNEERC 2002 Central Subregional1320836

1226esreveR redrONEERC 2002 Central Subregional4306111

1227Rally ChampionshipNEERC 2002 Central Subregional1565305

1228ArrayNEERC 2002 Central Subregional4548105

1229Strong BrickworkNEERC 2002 Central Subregional1268376

1230Introspective ProgramNEERC 2002 Central Subregional632748

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2152133

1232Asteroid LandingNEERC 2002 Central Subregional1922376

1233Amusing NumbersNEERC 2002499944

1234BricksNEERC 2002696681

1235Cricket FieldNEERC 2002626756

1236Decoding TaskNEERC 2002943504

1237Evacuation PlanNEERC 2002484974

1238FoldingNEERC 20021126423

1239Ghost BustersNEERC 20021493022

1240Heroes of Might and MagicNEERC 20023321405

1241Inlay CuttersNEERC 20022801659

1242WerewolfUSU Personal Contest 20032651181

1243Divorce of the Seven DwarfsUSU Personal Contest 2003966450

1244GentlemenUSU Personal Contest 20031877255

1245PicturesUSU Personal Contest 2003507932

1246Tethered DogUSU Personal Contest 20031442332

1247Check a SequenceUSU Personal Contest 20032022237

1248Sequence SumUSU Personal Contest 2003718662

1249Ancient NecropolisUSU Local Contest. March 20032231215

1250Sea BurialUSU Local Contest. March 2003664716

1251Cemetery ManagerUSU Local Contest. March 20033101507

1252Sorting the TombstonesUSU Local Contest. March 20031195400

1253NecrologuesUSU Local Contest. March 2003685694

1254Die HardUSU Local Contest. March 2003742641

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031760272

1256Cemetery GuardUSU Local Contest. March 20032002297

1257HyphenationAutumn School Contest 20032741711

1258PoolAutumn School Contest 20031161415

1259How to Become Star?Autumn School Contest 20031230392

1260Nudnik PhotographerAutumn School Contest 20034386111

1261TipsAutumn School Contest 20031453332

1262Pseudo-Roman NumberAutumn School Contest 20031261382

1263ElectionsAutumn School Contest 20031121643

1264WorkdaysAutumn School Contest 20032230122

1265MirrorUSU Championship 20033091524

1266Kirchhoff's LawUSU Championship 20033211469

1267Yekaterinburg SubwayUSU Championship 20032501870

1268Little ChuUSU Championship 2003654732

1269Obscene Words FilterUSU Championship 2003568841

1270UnicubeUSU Championship 20031952372

1271Sailing DirectionsUSU Championship 2003954631

1272Non-Yekaterinburg SubwayUSU Championship 20033233150

1273TieUSU Championship 20031034466

1274Fractional ArithmeticNEERC 2003 Central Subregional695690

1275Knights of the Round TableNEERC 2003 Central Subregional1892444

1276TrainNEERC 2003 Central Subregional622770

1277Cops and ThievesNEERC 2003 Central Subregional610785

1278“… Connecting People”NEERC 2003 Central Subregional490973

1279WarehouseNEERC 2003 Central Subregional1159416

1280Topological SortingNEERC 2003 Central Subregional3413142

1281River BasinNEERC 2003 Central Subregional3401390

1282Game TreeNEERC 2003 Central Subregional1442335

1283DwarfUSU Personal Contest 20044084119

1284Space PokerUSU Personal Contest 20041962370

1285Thread in a HyperspaceUSU Personal Contest 20042881639

1286Starship TravelUSU Personal Contest 2004716673

1287Mars CanalsUSU Personal Contest 20041290376

1288AstrolocationUSU Personal Contest 20042022303

1289One Way TicketUSU Personal Contest 20041227395

1290SabotageSpring School Contest 2004617579

1291Gear-wheelsSpring School Contest 20041232393

1292Mars Space StationsSpring School Contest 20041301373

1293EniyaSpring School Contest 20043238415

1294Mars SatellitesSpring School Contest 20041566310

1295Crazy NotionsSpring School Contest 20043223151

1296HyperjumpSpring School Contest 2004648675

1297PalindromeSpring School Contest 2004594382

1298KnightSpring School Contest 20042116230

1299PsyloniansSpring School Contest 20043181489

1300TaxesUral Championship 19981642809

1301Cube in LabyrinthUral Championship 1998649742

1302Delta-waveUral Championship 19981420342

1303Minimal CoverageUral Championship 19982667183

1304ParallelepipedUral Championship 19982481894

1305Convex HullUral Championship 1998688700

1306Sequence MedianUral Championship 19983409143

1307ArchiverUral Championship 2004. Round 13731277

1308Dean's PyramidUral Championship 2004. Round 11632827

1309DisputeUral Championship 2004. Round 1795607

1310ACM DiagnosticsUral Championship 2004. Round 14411084

1311Stable ConstructionUral Championship 2004. Round 13271451

1312TrayUral Championship 2004. Round 11552964

1313Some Words about SportUral Championship 2004. Round 11400735

1314Chase in SubwayUral Championship 2004. Round 1795607

1315MDPAR and MIIARUral Championship 2004. Round 12481895

1316Electronic AuctionUral Championship 2004. Round 11104439

1317HailUral Championship 2004. Round 24511061

1318LogarithmUral Championship 2004. Round 23401397

1319HotelUral Championship 2004. Round 21248839

1320Graph DecompositionUral Championship 2004. Round 21658293

1321Floor IndicatorUral Championship 2004. Round 23531347

1322SpyUral Championship 2004. Round 21818268

1323ClassmatesUral Championship 2004. Round 2593811

1324Extra SpacesUral Championship 2004. Round 2515932

1325DirtUral Championship 2004. Round 2879550

1326Bottle TapsUral Championship 2004. Round 21195406

1327FusesAutumn School Contest 20041055347

1328FireballAutumn School Contest 20043461382

1329Galactic HistoryAutumn School Contest 20041047465

1330IntervalsAutumn School Contest 2004504297

1331VladislavaAutumn School Contest 2004483998

1332Genie BomberAutumn School Contest 2004789616

1333Genie Bomber 2Autumn School Contest 20042259217

1334CheckersAutumn School Contest 2004911534

1335White ThesisAutumn School Contest 20042758178

1336Problem of Ben BetsalelAutumn School Contest 20044068121

1337BureaucracyAutumn School Contest 20043121528

1338AutomobilesUSU Championship 20042701763

1339BabiesUSU Championship 2004541896

1340CucarachaUSU Championship 2004894986

1341DeviceUSU Championship 20044291124

1342EnterpriseUSU Championship 2004639761

1343Fairy TaleUSU Championship 20041163421

1344Gigantic TurnipUSU Championship 2004984571

1345HTMLUSU Championship 20043431398

1346Intervals of MonotonicityUSU Championship 20041658296

1347BlogSpring School Contest 20053461388

1348Goat in the Garden 2Spring School Contest 20052551193

1349FarmSpring School Contest 2005971551

1350CanteenSpring School Contest 20051254391

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005928527

1352Mersenne PrimesSpring School Contest 20053815129

1353Milliard Vasya's FunctionSpring School Contest 20054727104

1354Palindrome. Again PalindromeSpring School Contest 20053541139

1355Bald Spot RevisitedSpring School Contest 20052298214

1356Something EasierSpring School Contest 20051668294

1357Teakettle 1.0 for DummiesSpring School Contest 20054071185

1358CablesSpring School Contest 2005894546

1359ConstructionSpring School Contest 20054001205

1360Philosophical DisputeUral Championship 2005. Round 23681308

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22302060

1362Classmates 2Ural Championship 2005. Round 21092449

1363HalftonesUral Championship 2005. Round 2795556

1364LaraKillerUral Championship 2005. Round 2508955

1365Testing CalculatorUral Championship 2005. Round 2924848

1366PresentsUral Championship 2005. Round 2933524

1367Top SecretUral Championship 2005. Round 21523052

1368Goat in the Garden 3Ural Championship 2005. Round 21902472

1369Cockroach RaceUral Championship 2005. Round 22713363

1370MagicianUral Championship 2005. Round 2535792

1371Cargo AgencyUral Championship 2005. Round 1914537

1372Death StarUral Championship 2005. Round 1745903

1373Pictura ex MachinaUral Championship 2005. Round 1569856

1374MisereUral Championship 2005. Round 13211806

1375Bill CleversUral Championship 2005. Round 1904542

1376Dean's Pyramid 2Ural Championship 2005. Round 1419722

1377Lara CroftUral Championship 2005. Round 11696291

1378Artificial IntelligenceUral Championship 2005. Round 13271471

1379Cups TransportationUral Championship 2005. Round 1737664

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1104133

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1303542

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2741746

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest409918

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest904959

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2041242

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4211151

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3131535

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2016530

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest854574

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest419724

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest845276

1392Dreaming of Stars644758

1393Average Common Prefix4171151

1394Ships. Version 21420664

1395Pascal vs. C++. Version 21892387

1396Maximum. Version 22311965

1397Points Game2611696

1398Bishop and Pawn499883

1399Economical Director3210697

1400Cellular CharactersAutumn School Contest 2005899546

1401GamersAutumn School Contest 20051872263

1402CocktailsAutumn School Contest 20053868128

1403CourierAutumn School Contest 20051401351

1404Easy to Hack!Autumn School Contest 2005610481

1405Goat in the Garden 5Autumn School Contest 2005689709

1406Next NumberAutumn School Contest 20051445341

1407One-two, One-twoAutumn School Contest 20051287382

1408Polynomial MultiplicationAutumn School Contest 20054091183

1409Two GangstersAutumn School Contest 20053101916

1410CrackUSU Championship 20051267387

141140 Islands KnightsUSU Championship 20051503089

1412Autumn TideUSU Championship 20053211493

1413Mars JumperUSU Championship 20052806176

1414Astronomical DatabaseUSU Championship 20051106443

1415Mobile LifeUSU Championship 2005449152

1416ConfidentialUSU Championship 20051204407

1417Space Poker 2USU Championship 20052471923

1418Military StoryUSU Championship 2005539900

1419Maps of the Island WorldsUSU Championship 20053961218

1420Integer-Valued Complex DivisionUSU Championship 20052561858

1421Credit OperationsTimus Top Coders: First Challenge885540

1422FirefliesTimus Top Coders: First Challenge540878

1423String TaleTimus Top Coders: First Challenge2778173

1424MinibusTimus Top Coders: First Challenge670710

1425Queen 2Timus Top Coders: First Challenge2721713

1426RectanglesTimus Top Coders: First Challenge845138

1427SMSTimus Top Coders: First Challenge1315365

1428Jedi RiddleTimus Top Coders: First Challenge975490

1429BiscuitsTimus Top Coders: First Challenge1722654

1430Crime and PunishmentTimus Top Coders: First Challenge1039460

1431DiplomasUSU Personal Contest 20061337357

1432Twofold LuckUSU Personal Contest 2006517893

1433DiamondsUSU Personal Contest 20061863257

1434Buses in VasyukiUSU Personal Contest 20064681007

1435Financial ErrorUSU Personal Contest 2006478987

1436BillboardUSU Personal Contest 2006574824

1437Gasoline StationUSU Personal Contest 2006962495

1438Time Limit ExceededUSU Personal Contest 20061503009

1439Battle with You-Know-WhoUral Championship 20061062446

1440Training ScheduleUral Championship 2006672701

1441From the History of Gringotts BankUral Championship 20064091142

1442Floo PowderUral Championship 20061383232

1443RailsUral Championship 2006704670

1444ElephpotamusUral Championship 2006988479

1445Christmas giftsUral Championship 2006805587

1446Sorting HatUral Championship 2006525291

1447Portkey NetworkUral Championship 20064621014

1448Lighting in HogwartsUral Championship 2006823574

1449Credit Operations 2Timus Top Coders: Second Challenge3141468

1450Russian PipelinesTimus Top Coders: Second Challenge2352201

1451Beerhouse TaleTimus Top Coders: Second Challenge466999

1452Pascal vs. C++Timus Top Coders: Second Challenge767612

1453QueenTimus Top Coders: Second Challenge3891192

1454Rectangles 2Timus Top Coders: Second Challenge1782529

1455Freedom of SpeechTimus Top Coders: Second Challenge2242032

1456Jedi Riddle 2Timus Top Coders: Second Challenge628745

1457Heating MainTimus Top Coders: Second Challenge706367

1458War GamesTimus Top Coders: Second Challenge3851204

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2691663

1460WiresPetrozavodsk Winter 2006. USU Contest1004217

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4541000

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest543839

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest739619

1464LightPetrozavodsk Winter 2006. USU Contest1502899

1465Pawn GamePetrozavodsk Winter 2006. USU Contest927495

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1363177

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3731211

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest542832

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest4451010

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1823251

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2717168

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4241059

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest775281

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest638709

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1044030

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3461291

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1423023

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1063961

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest904594

1480CouponsUSU Championship 2006991458

1481Winning ChancesUSU Championship 20061852349

1482Triangle GameUSU Championship 20061353159

1483Table FootballUSU Championship 20061208376

1484Film RatingUSU Championship 2006688656

1485Football and LieUSU Championship 20062621684

1486Equal SquaresUSU Championship 2006639706

1487Chinese FootballUSU Championship 20063541259

1488ACM PokerUSU Championship 20062851553

1489Points on a ParallelepipedAutumn School Contest 20061148395

1490Fire CircleAutumn School Contest 20062288199

1491Unreal StoryAutumn School Contest 20062159211

1492Vasya's Dad 2Autumn School Contest 20062201989

1493One Step from HappinessAutumn School Contest 2006968447

1494MonobilliardsAutumn School Contest 20063960115

1495One-two, One-two 2Autumn School Contest 20061342338

1496SpammerAutumn School Contest 2006918150

1497Cutting a SquareAutumn School Contest 20061518299

1498Stroke at Full SpeedAutumn School Contest 2006515871

1499KerchiefsAutumn School Contest 20063031461

1500Pass LicensesNEERC 2006 Eastern Subregional709634

1501Sense of BeautyNEERC 2006 Eastern Subregional1720264

1502Domino DotsNEERC 2006 Eastern Subregional619673

1503PolynomialNEERC 2006 Eastern Subregional2511747

1504Good MannersNEERC 2006 Eastern Subregional1912268

1505Oil TransferNEERC 2006 Eastern Subregional1502850

1506Columns of NumbersNEERC 2006 Eastern Subregional3025150

1507Difficult DecisionNEERC 2006 Eastern Subregional1032438

1508Japanese PuzzleNEERC 2006 Eastern Subregional2711623

1509Domino RecognitionNEERC 2006 Eastern Subregional1213481

1510OrderNEERC 2006 Eastern Subregional522487

1511Fiscal OperationsTimus Top Coders: Third Challenge3731178

1512ZiniumTimus Top Coders: Third Challenge524845

1513Lemon TaleTimus Top Coders: Third Challenge1188376

1514National ParkTimus Top Coders: Third Challenge2411797

1515CashmasterTimus Top Coders: Third Challenge2123211

1516NostalgiaTimus Top Coders: Third Challenge2501735

1517Freedom of ChoiceTimus Top Coders: Third Challenge1689265

1518Jedi Riddle 3Timus Top Coders: Third Challenge4221044

1519Formula 1Timus Top Coders: Third Challenge1003445

1520Empire Strikes BackTimus Top Coders: Third Challenge1702505

1521War Games 2Timus Top Coders: Third Challenge2661169

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2291860

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1478299

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2313471

1525PathPetrozavodsk Winter 2007. D.Gozman Contest969454

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3211343

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3731161

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1681263

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1093736

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest496879

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3101389

1532Lost in TranslationUSU Personal Contest 20072092024

1533Fat HobbitsUSU Personal Contest 20074121050

1534Football in GondorUSU Personal Contest 2007762574

1535The Hobbit or There and Back AgainUSU Personal Contest 2007890493

1536Delights of Pipe-weedUSU Personal Contest 2007537036

1537EntsUSU Personal Contest 20071573280

1538Towers of GuardUSU Personal Contest 20073411263

1539Intelligence DataUSU Personal Contest 20074031073

1540Battle for the RingUSU Personal Contest 20073991084

1541ChaseUSU Personal Contest 20071972142

1542AutocompletionUral Championship 2007677638

1543Dance RevolutionUral Championship 20071892203

1544Classmates 3Ural Championship 20073511215

1545HieroglyphsUral Championship 2007863951

1546Japanese SortingUral Championship 2007491875

1547Password SearchUral Championship 2007510843

1548Sakura and StatisticsUral Championship 20071716239

1549Another Japanese PuzzleUral Championship 20071752370

1550Dean's Pyramid 3Ural Championship 2007705613

1551Sumo TournamentUral Championship 20071492292

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3551160

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1414297

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest658634

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest349624

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest359410

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2301764

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest494840

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894278

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest453915

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1382861

1562GM-pineappleUSU Championship 20071007415

1563BayanUSU Championship 2007765655

1564Counting OnesUSU Championship 2007610681

1565The Duel for ThreeUSU Championship 20072311752

1566Triangular PostcardsUSU Championship 20071283059

1567SMS-spamUSU Championship 20071055040

1568Train Car SortingUSU Championship 20072511617

1569Networking the “Iset”USU Championship 2007429962

1570Eating HighUSU Championship 2007459900

1571InterpretersUSU Championship 2007945442

1572Yekaterinozavodsk Great WellAutumn School Contest 20072932143

1573AlchemyAutumn School Contest 20074024104

1574Mathematicians and bracketsAutumn School Contest 20071168358

1575Yekaterinburg Subway 2Autumn School Contest 2007449918

1576Telephone TariffsAutumn School Contest 20072910144

1577E-mailAutumn School Contest 2007876476

1578Mammoth HuntAutumn School Contest 2007476867

1579Coat TransportationAutumn School Contest 2007854488

1580Dean's DebtsAutumn School Contest 2007463891

1581TeamworkAutumn School Contest 20071034341

1582BookmakersNEERC 2007 Eastern Subregional3553118

1583CheeseNEERC 2007 Eastern Subregional2151867

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3091317

1585PenguinsNEERC 2007 Eastern Subregional1087139

1586Threeprime NumbersNEERC 2007 Eastern Subregional2908144

1587Flying PigNEERC 2007 Eastern Subregional514802

1588JamaicaNEERC 2007 Eastern Subregional1303320

1589SokobanNEERC 2007 Eastern Subregional1120005

1590Bacon’s CipherNEERC 2007 Eastern Subregional2198190

1591Abstract ThinkingNEERC 2007 Eastern Subregional3931042

1592Chinese WatchesNEERC 2007 Eastern Subregional689601

1593Square Country. Version 2511724

1594Aztec Treasure664830

1595Perfect Sequence3131136

1596Knight Mare209464

1597Chernobyl’ Eagle on a Roof. Version 2962056

1598DSA Attack374598

1599Winding Number822066

1600AirportUSU Personal Contest 2008731551

1601AntiCAPSUSU Personal Contest 2008453290

1602ElevatorUSU Personal Contest 2008914442

1603EruditeUSU Personal Contest 20081616251

1604Country of FoolsUSU Personal Contest 20082111192

1605Devil's SequenceUSU Personal Contest 2008673598

1606SlalomUSU Personal Contest 2008573700

1607TaxiUSU Personal Contest 2008870447

1608Lucky Tickets 2008Ural Championship 20083941004

1609Tram TileUral Championship 20081352797

1610CactusesUral Championship 20082011922

1611DecimationUral Championship 2008563708

1612Tram ForumUral Championship 20082782145

1613For Fans of StatisticsUral Championship 20082957137

1614National Project “Trams”Ural Championship 2008486818

1615Tram SolitaireUral Championship 20081961969

1616Square Country 4Ural Championship 2008933937

1617Flat SpotsUral Championship 2008637064

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest814315

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest551700

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2551482

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest744674

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1203020

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1083327

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest635378

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3791009

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest407853

1627JoinPetrozavodsk Winter 2008. ITMO Contest3571070

1628White StreaksUSU Championship 20081630236

1629TripUSU Championship 2008468811

1630TalismanUSU Championship 2008383986

1631Drunk King 2USU Championship 2008830461

1632LasersUSU Championship 2008804307

1633HippogriffsUSU Championship 2008508748

1634Spider MiteUSU Championship 20081712142

1635Mnemonics and PalindromesUSU Championship 20081991194

1636Penalty TimeUSU Championship 2008665658

1637Triangle Game 2USU Championship 20081103230

1638BookwormUSU Championship 2008585466

1639Chocolate 2Autumn School Contest 20081209732

1640Circle of WinterAutumn School Contest 20082258170

1641DutiesAutumn School Contest 2008780489

16421D MazeAutumn School Contest 2008404695

1643Attack of the Dark FortressAutumn School Contest 2008900425

1644A Whole Lot of WalnutsAutumn School Contest 2008397897

1645Ski RaceAutumn School Contest 20081968195

1646Godzilla Strikes Back!Autumn School Contest 2008445849

1647Divide an Island!Autumn School Contest 2008469807

1648YachtsAutumn School Contest 20081033370

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional457014

1650BillionairesNEERC 2008 Eastern Subregional1356282

1651Shortest SubchainNEERC 2008 Eastern Subregional1100348

1652Banking CrisisNEERC 2008 Eastern Subregional1372624

1653Death ConveyorNEERC 2008 Eastern Subregional476767

1654Cipher MessageNEERC 2008 Eastern Subregional658658

1655Somali PiratesNEERC 2008 Eastern Subregional1881948

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1906201

1657Cube SnakeNEERC 2008 Eastern Subregional2571445

1658Sum of DigitsNEERC 2008 Eastern Subregional1957196

1659Regular TrianglesNEERC 2008 Eastern Subregional603629

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest496464

1661DodecahedronPetrozavodsk Winter 2008. USU Contest814191

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest734595

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1182979

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1921888

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest887425

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2951250

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1851956

1668Death Star 2Petrozavodsk Winter 2008. USU Contest585608

1669Universal WordPetrozavodsk Winter 2008. USU Contest2741343

1670AsteriskPetrozavodsk Summer 2008. USU Contest1981824

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3073123

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2411161

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2831295

1674Drunk KingPetrozavodsk Summer 2008. USU Contest536023

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2031782

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2131702

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2361543

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest526121

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest371996

1680The First NonqualifyingUSU Personal Contest 20091767211

1681Brother Bear's GardenUSU Personal Contest 2009933642

1682Crazy ProfessorUSU Personal Contest 2009692534

1683FridgeUSU Personal Contest 20092848131

1684Jack's Last WordUSU Personal Contest 20091420262

1685OrthographyUSU Personal Contest 20092145174

1686Photovoltaic SpaceshipUSU Personal Contest 20092511437

1687Numismatics for FunUSU Personal Contest 20092971222

1688Team.GOV!USU Personal Contest 20092932128

1689Fisherman and BarbellUSU Personal Contest 2009414885

1690Army of MagesPetrozavodsk Winter 2009. USU Contest600613

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1073196

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1019363

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2410997

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1172944

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1182921

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest420870

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest595419

1698Square Country 5Petrozavodsk Winter 2009. USU Contest597616

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3491041

1700AwakeningUral Championship 2009782470

1701Ostap and PartnersUral Championship 2009593617

1702CrossroadUral Championship 20091632150

1703Robotic ArmUral Championship 20092021755

1704DemodulationUral Championship 20091103100

1705Gangster HaresUral Championship 2009403901

1706Cipher Message 2Ural Championship 2009570641

1707Hypnotoad's SecretUral Championship 20091901860

1708Sum of Digits 2Ural Championship 20092211624

1709Penguin-AviaUral Championship 20092420153

1710Boris, You Are Wrong!Ural Championship 2009578633

1711Code NamesNEERC 2009 Eastern Subregional2768128

1712Cipher GrilleNEERC 2009 Eastern Subregional439381

1713Key SubstringsNEERC 2009 Eastern Subregional581602

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1073039

1715Another Ball KillerNEERC 2009 Eastern Subregional360961

1716Alternative SolutionNEERC 2009 Eastern Subregional454766

1717Eligibility RulesNEERC 2009 Eastern Subregional1552155

1718RejudgeNEERC 2009 Eastern Subregional1220289

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2331463

1720Summit Online JudgeNEERC 2009 Eastern Subregional365948

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional633553

1722Observation DeckUral Regional School Programming Contest 20092661286

1723Sandro's BookUral Regional School Programming Contest 2009583161

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009546638

1725Sold Out!Ural Regional School Programming Contest 20092636134

1726VisitsUral Regional School Programming Contest 20092050172

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091851191

1728Curse on Team.GOVUral Regional School Programming Contest 2009690507

1729Dead Man's ChestUral Regional School Programming Contest 2009575607

1730ManBearPigUral Regional School Programming Contest 20093131099

1731DillUral Regional School Programming Contest 20093531100

1732Ministry of TruthUSU Championship 2009788443

1733Forgotten TechnologyUSU Championship 2009654716

1734Endgame DatabaseUSU Championship 20091602081

1735Theft of the CenturyUSU Championship 20091142853

1736Chinese HockeyUSU Championship 20092941164

1737Mnemonics and Palindromes 3USU Championship 20091470239

1738Computer SecurityUSU Championship 2009365943

1739FaryuksUSU Championship 20091642033

1740Deer is Better!USU Championship 20092585136

1741Communication FiendUSU Championship 20091279274

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1150299

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest368917

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1632004

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest411823

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2091583

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2531318

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1340257

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1612027

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2821187

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest863611

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1386248

1753BookshelfUSU Personal Contest 20101061320

1754Explosion in a PyramidUSU Personal Contest 2010541622

1755CakeUSU Personal Contest 2010421795

1756One and a Half DiggersUSU Personal Contest 20102023168

1757Gold BarsUSU Personal Contest 20101452210

1758Bald Spot Revisited 2USU Personal Contest 20101192655

1759Long-LiversUSU Personal Contest 2010765442

1760Infernal WorkUSU Personal Contest 2010521645

1761Binary PalindromeUSU Personal Contest 20103191041

1762Search for a Hiding-PlaceUSU Personal Contest 20102031608

1763Expert FleaUral Championship 2010565153

1764TranssibUral Championship 20101891709

1765Error 404Ural Championship 2010754001

1766Humpty DumptyUral Championship 20102501308

1767The House of Doctor DeeUral Championship 2010480694

1768Circular StringsUral Championship 20102891137

1769Old Ural LegendUral Championship 20101744194

1770The Party of Ural ChampionsUral Championship 20101951659

1771A Deputy's MorningUral Championship 2010475966

1772Ski-Trails for RobotsUral Championship 2010473704

1773Metro to Every HomeUral Championship 2010412806

1774Barber of the Army of MagesUral SU Championship 2010672477

1775Space BowlingUral SU Championship 2010359881

1776Anniversary FireworkUral SU Championship 2010722444

1777AnindilyakwaUral SU Championship 20102760117

1778Chinese Hockey 2Ural SU Championship 2010664277

1779The Great TeamUral SU Championship 20101022315

1780Gray CodeUral SU Championship 2010363872

1781Clean CodeUral SU Championship 20101522007

1782Jack's New WordUral SU Championship 20101531994

1783Nuclear Arms RaceUral SU Championship 2010717447

1784RoundersUral SU Championship 20102771133

1785Lost in LocalizationUral Regional School Programming Contest 20102056416

1786Sandro's BiographyUral Regional School Programming Contest 20103165102

1787Turn for MEGAUral Regional School Programming Contest 20101302925

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102139151

1789Searching for the DodecahedronUral Regional School Programming Contest 20101586203

1790Searching for the TruthUral Regional School Programming Contest 20102411293

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102291358

1792Hamming CodeUral Regional School Programming Contest 2010410879

1793Tray 2Ural Regional School Programming Contest 2010856375

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101723187

1795Husband in a ShopUral Regional School Programming Contest 20101334241

1796Amusement ParkUral Regional School Programming Contest 20103149103

1797Summit Online Judge. Version 2405375

1798Fire Circle. Version 2523125

1799Sasha and swag strings334416

1800Murphy's LawNEERC 2010 Eastern Subregional1792179

1801The Revolution CupNEERC 2010 Eastern Subregional505389

1802Cube PuzzleNEERC 2010 Eastern Subregional1541972

1803The Czechs' RiflesNEERC 2010 Eastern Subregional455695

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional845378

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional339927

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1008318

1807Cartridges for MaximNEERC 2010 Eastern Subregional2241382

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1641858

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional563564

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest693998

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2201373

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1072700

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1951541

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest933067

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest634327

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1252340

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest313978

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1511962

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest357019

1820Ural SteaksUSU Personal Contest 20111236925

1821BiathlonUSU Personal Contest 20111883165

1822Hugo II's WarUSU Personal Contest 2011465657

1823Ideal GasUSU Personal Contest 2011961321

1824Ifrit BomberUSU Personal Contest 20112981013

1825Ifrit Bomber 2USU Personal Contest 2011351864

1826MinefieldUSU Personal Contest 20111045296

1827Indigenous WarsUSU Personal Contest 20112701114

1828Approximation by a ProgressionUSU Personal Contest 2011691445

1829Routing TablesUSU Personal Contest 2011883184

1830Help in the RNOSUral Championship 2011342877

1831Tsyfirkin's LessonUral Championship 20111302204

1832Arirang ShowUral Championship 2011340882

1833Hopes of RowingUral Championship 20111332158

1834Tennis RacketUral Championship 2011584539

1835Swamp DoctorUral Championship 2011942968

1836Babel FishUral Championship 20112721094

1837Isenbaev's NumberUral Championship 2011532358

1838Samurai's StrokeUral Championship 2011446677

1839The MentaculusUral Championship 20111162449

1840Victim of AdvertisingUral Championship 2011258818

1841CablewaysPetrozavodsk Summer 2010. USU Contest1382010

1842Local RootsPetrozavodsk Summer 2010. USU Contest366466

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest653966

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1891495

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest584374

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1963151

1847ZamkadyePetrozavodsk Summer 2010. USU Contest564507

1848Fly HuntPetrozavodsk Summer 2010. USU Contest465311

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1182324

1850Space TourismPetrozavodsk Summer 2010. USU Contest992729

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1751605

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1152376

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest317243

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest717408

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2331222

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest703712

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2261258

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest693759

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest604242

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest661443

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest306940

1862Very Wealthy MoleUral FU Championship 20112431167

1863Peaceful AtomUral FU Championship 20112841004

1864Get-Together at Den'sUral FU Championship 20111823161

1865The Island of MärketUral FU Championship 2011833175

1866Poetic FootUral FU Championship 2011405712

1867NanotechnologiesUral FU Championship 20111112441

1868Prediction ContestUral FU Championship 20112017146

1869New Year CruiseUral FU Championship 20111337219

1870Zinium 2Ural FU Championship 2011449643

1871Seismic WavesUral FU Championship 2011494586

1872Spacious OfficeUral FU Championship 2011395729

1873GOV ChroniclesUral Regional School Programming Contest 2011849343

1874Football GoalUral Regional School Programming Contest 20111598183

1875Angry BirdsUral Regional School Programming Contest 2011314910

1876Centipede's MorningUral Regional School Programming Contest 2011569252

1877Bicycle CodesUral Regional School Programming Contest 20111556619

1878Rubinchik's CubeUral Regional School Programming Contest 20111483197

1879GOV-internship 2Ural Regional School Programming Contest 20112101340

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011976730

1881Long problem statementUral Regional School Programming Contest 2011496559

1882Old NokiaUral Regional School Programming Contest 20111022632

1883Ent's BirthdayUral Regional School Programming Contest 20112491138

1884Way to the UniversityUral Regional School Programming Contest 2011443651

1885Passenger ComfortNEERC 2011 Eastern Subregional1500195

1886Trip 2NEERC 2011 Eastern Subregional1401961

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2811011

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional657441

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1027284

1890Money out of Thin AirNEERC 2011 Eastern Subregional672431

1891Language OceanNEERC 2011 Eastern Subregional445647

1892Morning in KoltsovoNEERC 2011 Eastern Subregional348822

1893A380NEERC 2011 Eastern Subregional520956

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1631701

1895Steaks on BoardNEERC 2011 Eastern Subregional1312087

1896War Games 2.1193864

1897Alice and Bob and a string144931

1900Brainwashing DeviceUral Championship 2012537489

1901Space ElevatorsUral Championship 2012552476

1902Neo-VeniceUral Championship 20122543105

1903Unidentified ShipsUral Championship 2012303854

1904The Lessons of the PastUral Championship 2012605435

1905Travel in TimeUral Championship 20122431057

1906The Lost CivilizationUral Championship 2012277224

1907Coffee and BunsUral Championship 20122071232

1908Brute-force SearchUral Championship 20121281937

1909Space ReconUral Championship 2012524311

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional812133

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional534234

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2211155

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1431744

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional524303

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1317201

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional773066

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1231215

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional301858

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1261962

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional398654

1921Chaos and OrderUral Regional School Programming Contest 20122201158

1922Superhero TeamUral Regional School Programming Contest 2012912289

1923Scary PoliticsUral Regional School Programming Contest 2012520502

1924Four ImpsUral Regional School Programming Contest 2012737636

1925British Scientists Save the WorldUral Regional School Programming Contest 2012416864

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012271947

1927Herbs and MagicUral Regional School Programming Contest 20122511020

1928Another Ecology ProblemUral Regional School Programming Contest 2012363714

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012755348

1930Ivan's CarUral Regional School Programming Contest 20121584167

1931Excellent TeamUral FU Championship 20121717154

1932The Secret of IdentifierUral FU Championship 2012285899

1933Guns for Battle!Ural FU Championship 2012705371

1934Black SpotUral FU Championship 2012795329

1935Tears of DrownedUral FU Championship 2012360073

1936RoshamboUral FU Championship 20122381069

1937Davy Jones’s OrganUral FU Championship 20122211148

1938Caribbean TriangleUral FU Championship 2012464735

1939First SealUral FU Championship 2012332775

1940Not So Simple YearsUral FU Championship 2012334771

1941Scary Martian WordUral FU Personal Contest 2012640402

1942Attack at the OrbitUral FU Personal Contest 2012427597

1943Space RummyUral FU Personal Contest 2012307823

1944Record of the Attack at the OrbitUral FU Personal Contest 20121213213

1945Many-armed BrothersUral FU Personal Contest 2012753070

1946Chinese Hockey 3Ural FU Personal Contest 20121421717

1947MeanderUral FU Personal Contest 20121551582

1948The Robot on the LineUral FU Personal Contest 20122131170

1949The Best Picture in the GalaxyUral FU Personal Contest 20121851338

1950Martian FarmlandsUral FU Personal Contest 20121281891

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1301779

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1211318

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection982306

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection593609

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection693152

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection972327

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385188

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection603558

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection244980

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection564434

1961Cantonese DialectUral FU Personal Contest 2013295815

1962In Chinese RestaurantUral FU Personal Contest 2013327737

1963KiteUral FU Personal Contest 2013544449

1964Chinese DialectsUral FU Personal Contest 20131591155

1965Pear TreesUral FU Personal Contest 2013245975

1966Cycling RoadsUral FU Personal Contest 2013370654

1967Programmer CasinoUral FU Personal Contest 2013365402

1968Glass PyramidUral FU Personal Contest 20131561497

1969Hong Kong TramUral FU Personal Contest 2013832672

1970皇后像廣場Ural FU Personal Contest 20132101130

1971Graphics SettingsUral Championship 2013384623

1972Game TestingUral Championship 2013673187

1973Location GeneratorUral Championship 2013335708

1974Similar TunesUral Championship 20132211062

1975Model of the EarthUral Championship 2013454462

1976Game OptimizationUral Championship 20131951197

1977Energy WallUral Championship 2013972294

1978E-LiteUral Championship 2013732957

1979Resources DistributionUral Championship 20131901227

1980Road to InvestorUral Championship 2013396605

1981Parallel and PerpendicularUral FU Championship 2013595396

1982Electrification PlanUral FU Championship 20131856129

1983Nectar GatheringUral FU Championship 20131491508

1984Dummy GuyUral FU Championship 20131268188

1985Prime SquareUral FU Championship 20131251776

1986Paul’s SaladsUral FU Championship 20132151066

1987Nested SegmentsUral FU Championship 20131549154

1988Planet Ocean LandingUral FU Championship 20132171056

1989SubpalindromesUral FU Championship 2013761311

1990PodracingNEERC 2013 Eastern Subregional241953

1991The battle near the swampNEERC 2013 Eastern Subregional539144

1992CVSNEERC 2013 Eastern Subregional649363

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1281185

1994The Emperor's planNEERC 2013 Eastern Subregional239961

1995Illegal spicesNEERC 2013 Eastern Subregional432541

1996Cipher Message 3NEERC 2013 Eastern Subregional2021129

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional466503

1998The old PadawanNEERC 2013 Eastern Subregional712331

1999The secret moduleNEERC 2013 Eastern Subregional266647

2000Grand Theft Array VUral Regional School Programming Contest 20131673142

2001Mathematicians and BerriesUral Regional School Programming Contest 20131102422

2002Test TaskUral Regional School Programming Contest 2013349668

2003Simple MagicUral Regional School Programming Contest 2013722326

2004Scientists from SpilkovoUral Regional School Programming Contest 2013337687

2005Taxi for ProgrammersUral Regional School Programming Contest 2013283884

2006Kirill the GardenerUral Regional School Programming Contest 2013543723

2007Mutants versus MachinesUral Regional School Programming Contest 20131271739

2008SwiftyUral Regional School Programming Contest 2013238961

2009Canteen LineUral Regional School Programming Contest 2013303761

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131985119

2011Long StatementUral Regional School Programming Contest 2013257292

2012About Grisha N.NEERC 2014 Eastern Subregional1316016

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional240857

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional419499

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional790268

2016Magic and ScienceNEERC 2014 Eastern Subregional177935

2017Best of a bad lotNEERC 2014 Eastern Subregional1631238

2018The Debut AlbumNEERC 2014 Eastern Subregional2130100

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional837253

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1504142

2021Scarily interesting!NEERC 2014 Eastern Subregional525400

2022Riding a ToadNEERC 2014 Eastern Subregional523456

2023Donald is a postmanNEERC 2014 Eastern Subregional586636

2024Adventure TimeUral Regional School Programming Contest 2014715294

2025Line FightingUral Regional School Programming Contest 2014297771

2026Dean and ScheduleUral Regional School Programming Contest 2014395527

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014444470

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014268767

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014347597

2030Awesome Backup SystemUral Regional School Programming Contest 2014446468

2031Overturned NumbersUral Regional School Programming Contest 2014275577

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014298692

2033DevicesUral Regional School Programming Contest 20142012105

2034CaravansUral Regional School Programming Contest 2014739285

2035Another Dress RehearsalUral Regional School Programming Contest 2014304770

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1361451

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1891064

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest802353

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest236418

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest261782

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest892139

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest404236

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest384412

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest802353

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest466445

2046The First Day at SchoolUral Championship 2015434450

2047MathsUral Championship 2015450435

2048HistoryUral Championship 2015246781

2049ChemistryUral Championship 2015543125

20503D-modelingUral Championship 2015612817

2051PhysicsUral Championship 2015423846

2052Physical EducationUral Championship 20151381351

2053BiologyUral Championship 2015523226

2054AstronomyUral Championship 2015187143

2055Urban GeographyUral Championship 20151351379

2056ScholarshipUral Championship 2015464143

2057Non-palidromic cuttingPalindromic Contest 473426

2058100500 palidnromesPalindromic Contest 1121600

2059Not common palindromesPalindromic Contest 1381319

2060Subpalindrome pairsPalindromic Contest 317597

2061OEIS A216264Palindromic Contest 523149

2062Ambitious ExperimentUral Regional School Programming Contest 2015739252

2063Black and WhiteUral Regional School Programming Contest 2015425433

2064CaterpillarsUral Regional School Programming Contest 2015211853

2065Different SumsUral Regional School Programming Contest 2015690269

2066Simple ExpressionUral Regional School Programming Contest 2015696227

2067Friends and BerriesUral Regional School Programming Contest 2015653284

2068Game of NutsUral Regional School Programming Contest 2015198994

2069Hard RockUral Regional School Programming Contest 2015972192

2070Interesting NumbersUral Regional School Programming Contest 2015885211

2071Juice CocktailsUral Regional School Programming Contest 2015318575

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151008185

2073Log FilesUral Regional School Programming Contest 2015909205

2074Timus problems classifierQualification of Eastern Subregional 2015199861

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015552769

2076VasianaQualification of Eastern Subregional 2015166923

2077ReductionsQualification of Eastern Subregional 2015176667

2078Bowling gameUral Championship 2016548310

2079Memory leaksUral Championship 2016254942

2080WalletUral Championship 2016252660

2081Faulty dialUral Championship 2016270618

2082PokerUral Championship 2016127842

2083The Guardian of TraditionsUral Championship 2016592507

2084Technical debtUral Championship 2016423326

2085Magic ProgrammerUral Championship 2016921696

2086Find DenisUral Championship 2016245087

2087TrainsUral Championship 2016373680

2088Nostalgic EveningUral Championship 2016195925

2089Experienced coachUral Championship 2016196840

2090Crossroads of DestinyUral FU Personal Contest 2014235170

2091Natural SelectionUral FU Personal Contest 2014740227

2092BoleroUral FU Personal Contest 20141541040

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141251264

2094Thousand ImpsUral FU Personal Contest 2014176319

2095ScrumUral FU Personal Contest 2014684246

2096All InclusiveUral FU Personal Contest 2014482942

2097Snowboarding on SpilnayaUral FU Personal Contest 2014682187

2098Lada PrioraUral FU Personal Contest 2014627268

2099Space InvaderUral FU Personal Contest 2014273603

2100Wedding DinnerUral FU Junior Championship 2016571328

2101Knight's ShieldUral FU Junior Championship 2016931571

2102Michael and CryptographyUral FU Junior Championship 20161232130

2103Corporate MailUral FU Junior Championship 20161411071

2104Game with a StripUral FU Junior Championship 2016495320

2105Alice and Bob are on BikesUral FU Junior Championship 2016687232

2106DeserializationUral FU Junior Championship 2016168909

2107Oppa Funcan StyleUral FU Junior Championship 20161051407

2108Oleg and Little PoniesUral FU Junior Championship 2016397398

2109Tourism on MarsUral FU Junior Championship 2016346454

2110Remove or MaximizeUral FU Junior Championship 2016170899

2111PlatoUniversity academic school olympiad in informatics 2019163264

2112Battle logUniversity academic school olympiad in informatics 2019153649

2113Survive the floodUniversity academic school olympiad in informatics 2019280365

2114My craftUniversity academic school olympiad in informatics 2019120814

2115The Knowledge DayUniversity academic school olympiad in informatics 2019571182

2116He is not a knight for youUniversity academic school olympiad in informatics 2019136725

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019188535

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest791165

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest129746

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest611460

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest144673

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest144320

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest99951

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest791165

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest262880

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest701296

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest203456

2128Rubina's SolitaireLater is better than never101891

2129Mortgage in Far Away KingdomLater is better than never104868

2130Alice + BobLater is better than never115792

2131Open CupLater is better than never104947

2132Graph Decomposition. Version 2Later is better than never531570

2133Terms of referenceLater is better than never342249

2134StampmanLater is better than never671285

2135Pauline and commitsLater is better than never103876

2136John vs SantaLater is better than never392019

2137Dynamic string complexityLater is better than never85496

2138The Good, the Bad and the UglyUral School Programming Contest 2019929100

2139Experiment with JuiceUral School Programming Contest 2019114466

2140BitMazeCraftUral School Programming Contest 201989947

2141Sasha VilkinUral School Programming Contest 2019423217

2142MagicUral School Programming Contest 2019800116

2143Victoria!Ural School Programming Contest 2019147597

2144Cleaning the RoomUral School Programming Contest 2019409224

2145Olympiad for EveryoneUral School Programming Contest 2019290313

2146Quiz ShowUral School Programming Contest 2019158558

2147City BuildingUral School Programming Contest 2019471645

2148Insane ShotUral School Programming Contest 2019190469

2149Pigeonhole PrincipleUral School Programming Contest 2019709130

21504B and ZooUral School Programming Contest 2020521065

2151MahjongUral School Programming Contest 202085695

2152Tax FeesUral School Programming Contest 202067857

2153Perfect SquadUral School Programming Contest 202079742

2154Flight on a CannonballUral School Programming Contest 2020212129

2155QuadrocopterUral School Programming Contest 202065880

2156Interesting ConversationsUral School Programming Contest 2020122500

2157SkydivingUral School Programming Contest 2020461179