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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem7119318

1001Reverse Root2029518

1002Phone NumbersCentral European Olympiad in Informatics 19995656212

1003ParityCentral European Olympiad in Informatics 19993078389

1004Sightseeing TripCentral European Olympiad in Informatics 19992145558

1005Stone PileUSU Championship 19971279494

1006Square FramesUSU Championship 19971369870

1007Code WordsUSU Championship 19973297363

1008Image EncodingUSTU PhysTech Cup 20003683325

1009K-based NumbersUSU Championship 19971218598

1010Discrete FunctionUSTU PhysTech Cup 20004657257

1011ConductorsUSU Championship 19975335224

1012K-based Numbers. Version 26917173

1013K-based Numbers. Version 3295302

1014Product of DigitsUSU Local Contest. 199911120108

1015Test the Difference!USU Local Contest. 19992981400

1016Cube on the WalkUSU Local Contest. 19991585750

1017StaircasesUSU Local Contest. 19997316163

1018Binary Apple TreeUSU Local Contest. 19994064294

1019Line PaintingUSU Local Contest. 19992725438

1020RopeAutumn School Contest 200011239106

1021Sacrament of the SumAutumn School Contest 20008562139

1022Genealogical TreeAutumn School Contest 20008773136

1023ButtonsAutumn School Contest 20005949201

1024PermutationsAutumn School Contest 20004076292

1025Democracy in DangerAutumn School Contest 20001671971

1026Questions and AnswersAutumn School Contest 20008254145

1027D++ AgainAutumn School Contest 20002133558

1028StarsUral Championship 19994443268

1029MinistryUral Championship 19993119332

1030TitanicUral Championship 19991475802

1031Railway TicketsUral Championship 19993372352

1032Find a MultipleUral Championship 19993588289

1033LabyrinthUral Championship 19995222228

1034Queens in Peaceful PositionsUral Championship 19991652717

1035Cross-stitchUral Championship 19999551232

1036Lucky Tickets3961300

1037Memory ManagementUSU Championship 20001588739

1038Spell CheckerUSU Championship 20002792421

1039Anniversary PartyUSU Championship 20003087381

1040Airline CompanyUSU Championship 20001194981

1041NikiforUSU Championship 20005592075

1042Central HeatingUSU Championship 20001484790

1043Cover an ArcUSU Championship 20007701514

1044Lucky Tickets. Easy!USU Championship 200010000118

1045Funny GameUSU Local Contest. March 20002221523

1046Geometrical DreamsUSU Local Contest. March 20006561752

1047Simple CalculationsUSU Local Contest. March 20004201277

1048Superlong SumsUSU Local Contest. March 20006349183

1049Brave BalloonistsUSU Local Contest. March 20004951235

1050Preparing an ArticleUSU Local Contest. March 20008721323

1051Simple Game on a GridUSU Local Contest. March 20002524460

1052Rabbit HuntUSU Local Contest. March 20005256222

1053PinocchioNEERC 2000 Central Subregional3926296

1054Hanoi TowerNEERC 2000 Central Subregional1876618

1055CombinationsNEERC 2000 Central Subregional3108374

1056Computer NetNEERC 2000 Central Subregional2250515

1057Amount of DegreesNEERC 2000 Central Subregional1628711

1058ChocolateNEERC 2000 Central Subregional3663091

1059ExpressionNEERC 2000 Central Subregional1978586

1060Flip GameNEERC 20003229341

1061Buffer ManagerNEERC 20001918573

1062TriathlonNEERC 20006391701

1063Domino PuzzleNEERC 20005292047

1064Binary SearchNEERC 20001932569

1065FrontierNEERC 20008231326

1066GarlandNEERC 20002157509

1067Disk TreeNEERC 20001855592

1068Sum2538943

1069Prufer CodeUSU Personal Contest 20012039524

1070Local TimeUSU Personal Contest 20011811590

1071Nikifor 2USU Personal Contest 20011870571

1072RoutingUSU Personal Contest 20012285468

1073Square CountryUSU Personal Contest 20016727159

1074Very Short ProblemUSU Personal Contest 20015012101

1075Thread in a SpaceUSU Personal Contest 200110261036

1076Trash1663638

1077Travelling Tours936411

1078SegmentsWinter Mathematical Festival Varna 20012799378

1079MaximumWinter Mathematical Festival Varna 20019208115

1080Map ColoringWinter Mathematical Festival Varna 20014085259

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014141256

1082Gaby IvanushkaSpring School Contest 20019190114

1083Factorials!!!Spring School Contest 20011382676

1084Goat in the GardenSpring School Contest 20017106148

1085MeetingSpring School Contest 20011842569

1086CryptographySpring School Contest 20018674121

1087The Time to Take StonesSpring School Contest 20013895270

1088Ilya MurometzSpring School Contest 20011575664

1089Verification with a VocabularySpring School Contest 20012441430

1090In the Army NowUSU Local Contest. March 20012828353

1091Tmutarakan ExamsUSU Local Contest. March 20012075480

1092TransversalUSU Local Contest. March 20014592135

1093DartsUSU Local Contest. March 20015321848

1094E-screenUSU Local Contest. March 20012452407

1095Nikifor 3USU Local Contest. March 20012008496

1096Get the Right Route Plate!USU Local Contest. March 20011526652

1097Square Country 2USU Local Contest. March 20017461324

1098Questions1906500

1099Work Scheduling7071264

1100Final StandingsTetrahedron Team Online Contest May 2001742552

1101Robot in the FieldTetrahedron Team Online Contest May 2001704540

1102Strange DialogTetrahedron Team Online Contest May 20012096183

1103Pencils and CirclesTetrahedron Team Online Contest May 2001779489

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001393198

1105Observers ColoringTetrahedron Team Online Contest May 2001472800

1106Two TeamsTetrahedron Team Online Contest May 2001463083

1107Warehouse ProblemTetrahedron Team Online Contest May 2001929411

1108HeritageBulgarian Online Contest September 20011568246

1109ConferenceBulgarian Online Contest September 20011515255

1110PowerBulgarian Online Contest September 2001680657

1111SquaresBulgarian Online Contest September 2001972395

1112CoverBulgarian Online Contest September 20011928200

1113JeepBulgarian Online Contest September 20011545250

1114BoxesBulgarian Online Contest September 20012031190

1115ShipsBulgarian Online Contest September 2001981392

1116Piecewise Constant FunctionAutumn School Contest 20011235312

1117HierarchyAutumn School Contest 20011395277

1118Nontrivial NumbersAutumn School Contest 20013703105

1119MetroAutumn School Contest 2001441188

1120Sum of Sequential NumbersAutumn School Contest 2001453585

1121BranchesAutumn School Contest 20011184325

1122GameAutumn School Contest 20011638236

1123SalaryAutumn School Contest 20013100125

1124MosaicUSU Championship 20011243310

1125HopscotchUSU Championship 20011715225

1126Magnetic StormsUSU Championship 20013408114

1127Colored BricksUSU Championship 20011252308

1128Partition into GroupsUSU Championship 2001923417

1129Door PaintingUSU Championship 2001850452

1130Nikifor's WalkUSU Championship 2001382992

1131CopyingUSU Championship 2001552470

1132Square Root541706

1133Fibonacci SequenceNEERC 2001 Central Subregional2067187

1134CardsNEERC 2001 Central Subregional2159179

1135RecruitsNEERC 2001 Central Subregional2355165

1136ParliamentNEERC 2001 Central Subregional3732104

1137Bus RoutesNEERC 2001 Central Subregional1224315

1138Integer PercentageNEERC 2001 Central Subregional1949199

1139City BlocksNEERC 2001 Central Subregional473682

1140Swamp IncidentNEERC 2001 Central Subregional1081357

1141RSA Attack1024377

1142RelationsDSAP Vietnam Online Contest November 20012672145

1143Electric PathDSAP Vietnam Online Contest November 2001714538

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012111763

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001903427

1146Maximum SumDSAP Vietnam Online Contest November 2001408895

1147Shaping RegionsDSAP Vietnam Online Contest November 2001459831

1148Building TowersDSAP Vietnam Online Contest November 20011891957

1149Sinus Dances593866

1150Page NumbersUral Championship 2001. Round 21626238

1151RadiobeaconsUral Championship 2001. Round 23631045

1152False MirrorsUral Championship 2001. Round 21973197

1153SupercomputerUral Championship 2001. Round 21236313

1154Mages ContestUral Championship 2001. Round 2444859

1155TroubleduonsUral Championship 2001. Round 2823468

1156Two RoundsUral Championship 2001. Round 21131342

1157Young TilerUral Championship 2001. Round 22352165

1158Censored!NEERC 2001 Northern Subregional757508

1159FenceNEERC 2001 Northern Subregional516741

1160NetworkNEERC 2001 Northern Subregional1148343

1161StripiesNEERC 2001 Northern Subregional414994

1162Currency ExchangeNEERC 2001 Northern Subregional803480

1163ChapaevNEERC 2001 Northern Subregional1951902

1164FillwordNEERC 2001 Northern Subregional2017192

1165SubnumberNEERC 2001 Northern Subregional457835

1166Funny Card GameNEERC 2001 Northern Subregional1113340

1167Bicolored HorsesRomanian Online Contest December 20012499155

1168Radio StationsRomanian Online Contest December 2001554692

1169PairsRomanian Online Contest December 2001529724

1170DesertRomanian Online Contest December 20012571461

1171Lost in SpaceRomanian Online Contest December 20012861318

1172Ship RoutesRomanian Online Contest December 2001668575

1173Lazy SnailRomanian Online Contest December 20013641043

1174Weird PermutationsRomanian Online Contest December 2001595645

1175Strange SequenceUSU Personal Contest 2002419913

1176HyperchannelsUSU Personal Contest 20021029377

1177Like ComparisonsUSU Personal Contest 20022921296

1178Akbardin’s RoadsUSU Personal Contest 20022648147

1179Numbers in TextUSU Personal Contest 20021421274

1180Stone GameUSU Personal Contest 2002443188

1181Cutting a Painted PolygonUSU Personal Contest 2002905428

1182Team Them Up!NEERC 2001758510

1183Brackets SequenceNEERC 20011780219

1184Cable MasterNEERC 20011325294

1185WallNEERC 20011155336

1186Chemical ReactionsNEERC 2001580664

1187Statistical TroubleNEERC 20011881979

1188LibraryNEERC 20011792074

1189Pairs of IntegersNEERC 2001825469

1190Bar of ChocolateSpring School Contest 20021245312

1191Catch the thief!Spring School Contest 20021621240

1192Ball in a DreamSpring School Contest 20023417114

1193Queue at the ExamSpring School Contest 20022174179

1194HandshakesSpring School Contest 2002479582

1195Ouths and CrossesSpring School Contest 20021505259

1196History ExamSpring School Contest 2002612864

1197Lonesome KnightSpring School Contest 20021216432

1198Jobbery659621

1199Mouse903616

1200Horns and HoofsUSU Local Contest. March 20021823214

1201Which Day Is It?USU Local Contest. March 20021153337

1202Rectangles TravelUSU Local Contest. March 2002899431

1203Scientific ConferenceUSU Local Contest. March 20023800103

1204IdempotentsUSU Local Contest. March 20021660235

1205By the Underground or by Foot?USU Local Contest. March 20021622240

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023203122

1207Median on the PlaneUSU Local Contest. March 20022080188

1208Legendary Teams ContestUSU Local Contest. March 20022004195

12091, 10, 100, 1000...Autumn School Contest 2002923743

1210Kind SpiritsAutumn School Contest 20022537156

1211Collective GuaranteeAutumn School Contest 20021424277

1212BattleshipAutumn School Contest 2002782501

1213Cockroaches!Autumn School Contest 20022312171

1214Strange ProcedureAutumn School Contest 20023858103

1215Exactness of Projectile HitAutumn School Contest 20021281307

1216Two Pawns and One KingUSU Championship 20021931955

1217Unlucky TicketsUSU Championship 2002994395

1218Episode N-th: The Jedi TournamentUSU Championship 20021158340

1219Symbolic SequenceUSU Championship 20023289120

1220StacksUSU Championship 20021454271

1221Malevich Strikes Back!USU Championship 2002947415

1222Chernobyl’ EaglesUSU Championship 20022802141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021136346

1224SpiralNEERC 2002 Central Subregional549072

1225FlagsNEERC 2002 Central Subregional882545

1226esreveR redrONEERC 2002 Central Subregional3391117

1227Rally ChampionshipNEERC 2002 Central Subregional1240318

1228ArrayNEERC 2002 Central Subregional3759105

1229Strong BrickworkNEERC 2002 Central Subregional1030382

1230Introspective ProgramNEERC 2002 Central Subregional550709

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1842047

1232Asteroid LandingNEERC 2002 Central Subregional1772123

1233Amusing NumbersNEERC 2002433898

1234BricksNEERC 2002601651

1235Cricket FieldNEERC 2002518753

1236Decoding TaskNEERC 2002812484

1237Evacuation PlanNEERC 2002432901

1238FoldingNEERC 2002844466

1239Ghost BustersNEERC 20021392670

1240Heroes of Might and MagicNEERC 20022801372

1241Inlay CuttersNEERC 20022451562

1242WerewolfUSU Personal Contest 20031727230

1243Divorce of the Seven DwarfsUSU Personal Contest 2003712356

1244GentlemenUSU Personal Contest 20031408282

1245PicturesUSU Personal Contest 2003437894

1246Tethered DogUSU Personal Contest 20031098361

1247Check a SequenceUSU Personal Contest 20031617246

1248Sequence SumUSU Personal Contest 2003613641

1249Ancient NecropolisUSU Local Contest. March 20031892210

1250Sea BurialUSU Local Contest. March 2003557705

1251Cemetery ManagerUSU Local Contest. March 20032521526

1252Sorting the TombstonesUSU Local Contest. March 2003959413

1253NecrologuesUSU Local Contest. March 2003599656

1254Die HardUSU Local Contest. March 2003611644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031493266

1256Cemetery GuardUSU Local Contest. March 20031632311

1257HyphenationAutumn School Contest 20032291691

1258PoolAutumn School Contest 2003918435

1259How to Become Star?Autumn School Contest 20031040385

1260Nudnik PhotographerAutumn School Contest 20033175127

1261TipsAutumn School Contest 20031121357

1262Pseudo-Roman NumberAutumn School Contest 20031113360

1263ElectionsAutumn School Contest 2003833948

1264WorkdaysAutumn School Contest 20031351330

1265MirrorUSU Championship 20032721434

1266Kirchhoff's LawUSU Championship 20032711439

1267Yekaterinburg SubwayUSU Championship 20031852073

1268Little ChuUSU Championship 2003489810

1269Obscene Words FilterUSU Championship 2003485817

1270UnicubeUSU Championship 20031652310

1271Sailing DirectionsUSU Championship 2003814443

1272Non-Yekaterinburg SubwayUSU Championship 20032343172

1273TieUSU Championship 2003835478

1274Fractional ArithmeticNEERC 2003 Central Subregional566702

1275Knights of the Round TableNEERC 2003 Central Subregional1502529

1276TrainNEERC 2003 Central Subregional487814

1277Cops and ThievesNEERC 2003 Central Subregional459863

1278“… Connecting People”NEERC 2003 Central Subregional414954

1279WarehouseNEERC 2003 Central Subregional1032388

1280Topological SortingNEERC 2003 Central Subregional2429166

1281River BasinNEERC 2003 Central Subregional2891353

1282Game TreeNEERC 2003 Central Subregional1137353

1283DwarfUSU Personal Contest 20043159128

1284Space PokerUSU Personal Contest 20041662311

1285Thread in a HyperspaceUSU Personal Contest 2004427931

1286Starship TravelUSU Personal Contest 2004586682

1287Mars CanalsUSU Personal Contest 20041010399

1288AstrolocationUSU Personal Contest 20041862075

1289One Way TicketUSU Personal Contest 20041033390

1290SabotageSpring School Contest 2004485584

1291Gear-wheelsSpring School Contest 2004963418

1292Mars Space StationsSpring School Contest 20041110363

1293EniyaSpring School Contest 20041944921

1294Mars SatellitesSpring School Contest 20041271318

1295Crazy NotionsSpring School Contest 20042517161

1296HyperjumpSpring School Contest 20043734109

1297PalindromeSpring School Contest 2004435093

1298KnightSpring School Contest 20041591254

1299PsyloniansSpring School Contest 20042741433

1300TaxesUral Championship 19981462611

1301Cube in LabyrinthUral Championship 1998560715

1302Delta-waveUral Championship 19981236327

1303Minimal CoverageUral Championship 19981680241

1304ParallelepipedUral Championship 19982111843

1305Convex HullUral Championship 1998565708

1306Sequence MedianUral Championship 19982555159

1307ArchiverUral Championship 2004. Round 13241220

1308Dean's PyramidUral Championship 2004. Round 11462613

1309DisputeUral Championship 2004. Round 1658610

1310ACM DiagnosticsUral Championship 2004. Round 13181243

1311Stable ConstructionUral Championship 2004. Round 13821040

1312TrayUral Championship 2004. Round 11422681

1313Some Words about SportUral Championship 2004. Round 1990241

1314Chase in SubwayUral Championship 2004. Round 1755533

1315MDPAR and MIIARUral Championship 2004. Round 11902038

1316Electronic AuctionUral Championship 2004. Round 1832484

1317HailUral Championship 2004. Round 23631093

1318LogarithmUral Championship 2004. Round 22841386

1319HotelUral Championship 2004. Round 2920344

1320Graph DecompositionUral Championship 2004. Round 21240326

1321Floor IndicatorUral Championship 2004. Round 23091278

1322SpyUral Championship 2004. Round 2805500

1323ClassmatesUral Championship 2004. Round 2501798

1324Extra SpacesUral Championship 2004. Round 2445896

1325DirtUral Championship 2004. Round 2663606

1326Bottle TapsUral Championship 2004. Round 2836482

1327FusesAutumn School Contest 2004770653

1328FireballAutumn School Contest 20042991330

1329Galactic HistoryAutumn School Contest 2004843482

1330IntervalsAutumn School Contest 20043727110

1331VladislavaAutumn School Contest 2004403995

1332Genie BomberAutumn School Contest 2004640632

1333Genie Bomber 2Autumn School Contest 20041775230

1334CheckersAutumn School Contest 2004769527

1335White ThesisAutumn School Contest 20042303178

1336Problem of Ben BetsalelAutumn School Contest 20043202128

1337BureaucracyAutumn School Contest 20042501580

1338AutomobilesUSU Championship 20042281735

1339BabiesUSU Championship 2004420960

1340CucarachaUSU Championship 2004804588

1341DeviceUSU Championship 20043661098

1342EnterpriseUSU Championship 2004473855

1343Fairy TaleUSU Championship 20041009405

1344Gigantic TurnipUSU Championship 2004814538

1345HTMLUSU Championship 20042781434

1346Intervals of MonotonicityUSU Championship 20041190344

1347BlogSpring School Contest 20052731461

1348Goat in the Garden 2Spring School Contest 20052011205

1349FarmSpring School Contest 2005713258

1350CanteenSpring School Contest 20051000409

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005732557

1352Mersenne PrimesSpring School Contest 20053018137

1353Milliard Vasya's FunctionSpring School Contest 20053389122

1354Palindrome. Again PalindromeSpring School Contest 20052443169

1355Bald Spot RevisitedSpring School Contest 20051720239

1356Something EasierSpring School Contest 20051073382

1357Teakettle 1.0 for DummiesSpring School Contest 20053431171

1358CablesSpring School Contest 2005681598

1359ConstructionSpring School Contest 20053311212

1360Philosophical DisputeUral Championship 2005. Round 23001335

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21752237

1362Classmates 2Ural Championship 2005. Round 2749545

1363HalftonesUral Championship 2005. Round 2506898

1364LaraKillerUral Championship 2005. Round 2437926

1365Testing CalculatorUral Championship 2005. Round 2695239

1366PresentsUral Championship 2005. Round 2771530

1367Top SecretUral Championship 2005. Round 21243089

1368Goat in the Garden 3Ural Championship 2005. Round 21672338

1369Cockroach RaceUral Championship 2005. Round 21914271

1370MagicianUral Championship 2005. Round 2415499

1371Cargo AgencyUral Championship 2005. Round 1625654

1372Death StarUral Championship 2005. Round 1655540

1373Pictura ex MachinaUral Championship 2005. Round 1473860

1374MisereUral Championship 2005. Round 12711229

1375Bill CleversUral Championship 2005. Round 1721568

1376Dean's Pyramid 2Ural Championship 2005. Round 1378840

1377Lara CroftUral Championship 2005. Round 11406293

1378Artificial IntelligenceUral Championship 2005. Round 12291738

1379Cups TransportationUral Championship 2005. Round 1498818

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest963920

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1123406

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest1942037

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2212986

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest675397

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1684245

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest3451171

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2501598

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1318068

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest535763

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest2910655

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest715130

1392Dreaming of Stars524778

1393Average Common Prefix3051303

1394Ships. Version 2527706

1395Pascal vs. C++. Version 21222964

1396Maximum. Version 21832019

1397Points Game1722052

1398Bishop and Pawn365965

1399Economical Director2310954

1400Cellular CharactersAutumn School Contest 2005751546

1401GamersAutumn School Contest 2005845486

1402CocktailsAutumn School Contest 20052933141

1403CourierAutumn School Contest 20051104373

1404Easy to Hack!Autumn School Contest 2005487585

1405Goat in the Garden 5Autumn School Contest 2005557733

1406Next NumberAutumn School Contest 20051214339

1407One-two, One-twoAutumn School Contest 20051036397

1408Polynomial MultiplicationAutumn School Contest 20053421180

1409Two GangstersAutumn School Contest 20051868822

1410CrackUSU Championship 2005908451

141140 Islands KnightsUSU Championship 20051263042

1412Autumn TideUSU Championship 20052701478

1413Mars JumperUSU Championship 20052314178

1414Astronomical DatabaseUSU Championship 2005773528

1415Mobile LifeUSU Championship 20052611488

1416ConfidentialUSU Championship 2005947432

1417Space Poker 2USU Championship 20052111872

1418Military StoryUSU Championship 2005411983

1419Maps of the Island WorldsUSU Championship 20052811422

1420Integer-Valued Complex DivisionUSU Championship 20052301724

1421Credit OperationsTimus Top Coders: First Challenge689573

1422FirefliesTimus Top Coders: First Challenge417938

1423String TaleTimus Top Coders: First Challenge2017198

1424MinibusTimus Top Coders: First Challenge509772

1425Queen 2Timus Top Coders: First Challenge2071846

1426RectanglesTimus Top Coders: First Challenge695070

1427SMSTimus Top Coders: First Challenge993399

1428Jedi RiddleTimus Top Coders: First Challenge819483

1429BiscuitsTimus Top Coders: First Challenge1143230

1430Crime and PunishmentTimus Top Coders: First Challenge797496

1431DiplomasUSU Personal Contest 20061128350

1432Twofold LuckUSU Personal Contest 2006398139

1433DiamondsUSU Personal Contest 20061561254

1434Buses in VasyukiUSU Personal Contest 20063471117

1435Financial ErrorUSU Personal Contest 2006403966

1436BillboardUSU Personal Contest 2006465840

1437Gasoline StationUSU Personal Contest 2006696565

1438Time Limit ExceededUSU Personal Contest 20061173140

1439Battle with You-Know-WhoUral Championship 2006753518

1440Training ScheduleUral Championship 2006555700

1441From the History of Gringotts BankUral Championship 20062641443

1442Floo PowderUral Championship 20061163137

1443RailsUral Championship 2006572679

1444ElephpotamusUral Championship 20063401129

1445Christmas giftsUral Championship 2006650599

1446Sorting HatUral Championship 2006407297

1447Portkey NetworkUral Championship 20063381136

1448Lighting in HogwartsUral Championship 2006690565

1449Credit Operations 2Timus Top Coders: Second Challenge2651425

1450Russian PipelinesTimus Top Coders: Second Challenge1151338

1451Beerhouse TaleTimus Top Coders: Second Challenge388985

1452Pascal vs. C++Timus Top Coders: Second Challenge593650

1453QueenTimus Top Coders: Second Challenge3151206

1454Rectangles 2Timus Top Coders: Second Challenge1412596

1455Freedom of SpeechTimus Top Coders: Second Challenge1931931

1456Jedi Riddle 2Timus Top Coders: Second Challenge476806

1457Heating MainTimus Top Coders: Second Challenge550071

1458War GamesTimus Top Coders: Second Challenge3241173

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2051760

1460WiresPetrozavodsk Winter 2006. USU Contest774349

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest3611020

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest426868

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest514722

1464LightPetrozavodsk Winter 2006. USU Contest1202911

1465Pawn GamePetrozavodsk Winter 2006. USU Contest653571

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1023379

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest2991225

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest450811

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest2821278

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1289287

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest1375270

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3111163

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest654977

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest518707

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest724552

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest2351524

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1242786

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest784242

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest526020

1480CouponsUSU Championship 2006863426

1481Winning ChancesUSU Championship 20061492338

1482Triangle GameUSU Championship 20061142998

1483Table FootballUSU Championship 20061023360

1484Film RatingUSU Championship 2006495736

1485Football and LieUSU Championship 20062191623

1486Equal SquaresUSU Championship 2006536681

1487Chinese FootballUSU Championship 20062851260

1488ACM PokerUSU Championship 20062251582

1489Points on a ParallelepipedAutumn School Contest 2006927396

1490Fire CircleAutumn School Contest 20061706216

1491Unreal StoryAutumn School Contest 20061654223

1492Vasya's Dad 2Autumn School Contest 20061901855

1493One Step from HappinessAutumn School Contest 2006658756

1494MonobilliardsAutumn School Contest 20061756210

1495One-two, One-two 2Autumn School Contest 2006982374

1496SpammerAutumn School Contest 2006615060

1497Cutting a SquareAutumn School Contest 20061237297

1498Stroke at Full SpeedAutumn School Contest 2006414875

1499KerchiefsAutumn School Contest 20062611369

1500Pass LicensesNEERC 2006 Eastern Subregional533680

1501Sense of BeautyNEERC 2006 Eastern Subregional1257291

1502Domino DotsNEERC 2006 Eastern Subregional458880

1503PolynomialNEERC 2006 Eastern Subregional1841903

1504Good MannersNEERC 2006 Eastern Subregional1582198

1505Oil TransferNEERC 2006 Eastern Subregional1192862

1506Columns of NumbersNEERC 2006 Eastern Subregional2193168

1507Difficult DecisionNEERC 2006 Eastern Subregional866422

1508Japanese PuzzleNEERC 2006 Eastern Subregional2001758

1509Domino RecognitionNEERC 2006 Eastern Subregional953517

1510OrderNEERC 2006 Eastern Subregional393394

1511Fiscal OperationsTimus Top Coders: Third Challenge3051154

1512ZiniumTimus Top Coders: Third Challenge455782

1513Lemon TaleTimus Top Coders: Third Challenge847424

1514National ParkTimus Top Coders: Third Challenge1931791

1515CashmasterTimus Top Coders: Third Challenge1650219

1516NostalgiaTimus Top Coders: Third Challenge2001731

1517Freedom of ChoiceTimus Top Coders: Third Challenge1065338

1518Jedi Riddle 3Timus Top Coders: Third Challenge3401039

1519Formula 1Timus Top Coders: Third Challenge839428

1520Empire Strikes BackTimus Top Coders: Third Challenge1322560

1521War Games 2Timus Top Coders: Third Challenge1101327

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest1861817

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest958368

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest1713186

1525PathPetrozavodsk Winter 2007. D.Gozman Contest720488

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest2381436

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2521359

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1372258

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest764140

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest387897

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest2631304

1532Lost in TranslationUSU Personal Contest 20071731938

1533Fat HobbitsUSU Personal Contest 20072831210

1534Football in GondorUSU Personal Contest 2007632552

1535The Hobbit or There and Back AgainUSU Personal Contest 2007755463

1536Delights of Pipe-weedUSU Personal Contest 2007387387

1537EntsUSU Personal Contest 20071254281

1538Towers of GuardUSU Personal Contest 20072701266

1539Intelligence DataUSU Personal Contest 20073371022

1540Battle for the RingUSU Personal Contest 20073051126

1541ChaseUSU Personal Contest 20071602086

1542AutocompletionUral Championship 2007534641

1543Dance RevolutionUral Championship 20071512167

1544Classmates 3Ural Championship 20072881171

1545HieroglyphsUral Championship 2007570061

1546Japanese SortingUral Championship 20072671260

1547Password SearchUral Championship 2007413825

1548Sakura and StatisticsUral Championship 2007819386

1549Another Japanese PuzzleUral Championship 20071542128

1550Dean's Pyramid 3Ural Championship 2007593579

1551Sumo TournamentUral Championship 20071153300

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest2551251

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest630518

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest533611

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest1712281

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest269210

1557Network AttackPetrozavodsk Summer 2007. NSU Contest1771773

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest416778

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest813644

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest3211002

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1192570

1562GM-pineappleUSU Championship 2007827394

1563BayanUSU Championship 2007482168

1564Counting OnesUSU Championship 2007480674

1565The Duel for ThreeUSU Championship 20071941618

1566Triangular PostcardsUSU Championship 20071082797

1567SMS-spamUSU Championship 2007749244

1568Train Car SortingUSU Championship 20071951610

1569Networking the “Iset”USU Championship 2007323991

1570Eating HighUSU Championship 20073061044

1571InterpretersUSU Championship 2007774421

1572Yekaterinozavodsk Great WellAutumn School Contest 20072133154

1573AlchemyAutumn School Contest 20073006109

1574Mathematicians and bracketsAutumn School Contest 2007888367

1575Yekaterinburg Subway 2Autumn School Contest 2007343933

1576Telephone TariffsAutumn School Contest 20072232147

1577E-mailAutumn School Contest 2007630514

1578Mammoth HuntAutumn School Contest 2007365878

1579Coat TransportationAutumn School Contest 2007654496

1580Dean's DebtsAutumn School Contest 2007354905

1581TeamworkAutumn School Contest 2007727145

1582BookmakersNEERC 2007 Eastern Subregional2792117

1583CheeseNEERC 2007 Eastern Subregional1831698

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional2531246

1585PenguinsNEERC 2007 Eastern Subregional668249

1586Threeprime NumbersNEERC 2007 Eastern Subregional1868174

1587Flying PigNEERC 2007 Eastern Subregional402795

1588JamaicaNEERC 2007 Eastern Subregional1015320

1589SokobanNEERC 2007 Eastern Subregional423406

1590Bacon’s CipherNEERC 2007 Eastern Subregional1256259

1591Abstract ThinkingNEERC 2007 Eastern Subregional3171002

1592Chinese WatchesNEERC 2007 Eastern Subregional550585

1593Square Country. Version 2354764

1594Aztec Treasure474670

1595Perfect Sequence2111203

1596Knight Mare147075

1597Chernobyl’ Eagle on a Roof. Version 2193215

1598DSA Attack143797

1599Winding Number162346

1600AirportUSU Personal Contest 2008584528

1601AntiCAPSUSU Personal Contest 2008339292

1602ElevatorUSU Personal Contest 2008747415

1603EruditeUSU Personal Contest 20081259247

1604Country of FoolsUSU Personal Contest 2008928335

1605Devil's SequenceUSU Personal Contest 2008555556

1606SlalomUSU Personal Contest 2008472651

1607TaxiUSU Personal Contest 2008536958

1608Lucky Tickets 2008Ural Championship 2008340888

1609Tram TileUral Championship 20081042726

1610CactusesUral Championship 20081671756

1611DecimationUral Championship 2008426713

1612Tram ForumUral Championship 20082148144

1613For Fans of StatisticsUral Championship 20081846167

1614National Project “Trams”Ural Championship 2008401756

1615Tram SolitaireUral Championship 20081581850

1616Square Country 4Ural Championship 2008783532

1617Flat SpotsUral Championship 2008455068

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest445478

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest467620

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2051376

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest475190

1622EndspielPetrozavodsk Winter 2008. ITMO Contest823216

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest843147

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest356574

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest307933

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest268217

1627JoinPetrozavodsk Winter 2008. ITMO Contest2511133

1628White StreaksUSU Championship 2008581491

1629TripUSU Championship 2008397713

1630TalismanUSU Championship 2008317887

1631Drunk King 2USU Championship 2008730392

1632LasersUSU Championship 2008703625

1633HippogriffsUSU Championship 2008406697

1634Spider MiteUSU Championship 20081371973

1635Mnemonics and PalindromesUSU Championship 20081304221

1636Penalty TimeUSU Championship 2008458763

1637Triangle Game 2USU Championship 2008912872

1638BookwormUSU Championship 2008345384

1639Chocolate 2Autumn School Contest 2008799936

1640Circle of WinterAutumn School Contest 20081635175

1641DutiesAutumn School Contest 2008644441

16421D MazeAutumn School Contest 2008300796

1643Attack of the Dark FortressAutumn School Contest 2008632450

1644A Whole Lot of WalnutsAutumn School Contest 2008294198

1645Ski RaceAutumn School Contest 20081498191

1646Godzilla Strikes Back!Autumn School Contest 2008362776

1647Divide an Island!Autumn School Contest 2008359782

1648YachtsAutumn School Contest 2008832343

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional356397

1650BillionairesNEERC 2008 Eastern Subregional491575

1651Shortest SubchainNEERC 2008 Eastern Subregional801355

1652Banking CrisisNEERC 2008 Eastern Subregional1162284

1653Death ConveyorNEERC 2008 Eastern Subregional317020

1654Cipher MessageNEERC 2008 Eastern Subregional433266

1655Somali PiratesNEERC 2008 Eastern Subregional1152303

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1511189

1657Cube SnakeNEERC 2008 Eastern Subregional2111302

1658Sum of DigitsNEERC 2008 Eastern Subregional1072266

1659Regular TrianglesNEERC 2008 Eastern Subregional465606

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest366147

1661DodecahedronPetrozavodsk Winter 2008. USU Contest574220

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest554350

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest892856

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1272064

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest693402

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2361149

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1331977

1668Death Star 2Petrozavodsk Winter 2008. USU Contest356283

1669Universal WordPetrozavodsk Winter 2008. USU Contest2111279

1670AsteriskPetrozavodsk Summer 2008. USU Contest1551700

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest1585176

1672Droid fliesPetrozavodsk Summer 2008. USU Contest1610791

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest1441822

1674Drunk KingPetrozavodsk Summer 2008. USU Contest336525

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1321976

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1611641

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1381896

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest219051

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest2581047

1680The First NonqualifyingUSU Personal Contest 20091390197

1681Brother Bear's GardenUSU Personal Contest 2009822995

1682Crazy ProfessorUSU Personal Contest 2009467578

1683FridgeUSU Personal Contest 20092129129

1684Jack's Last WordUSU Personal Contest 20091013269

1685OrthographyUSU Personal Contest 20091539178

1686Photovoltaic SpaceshipUSU Personal Contest 20092051282

1687Numismatics for FunUSU Personal Contest 20092431089

1688Team.GOV!USU Personal Contest 20092120129

1689Fisherman and BarbellUSU Personal Contest 2009335799

1690Army of MagesPetrozavodsk Winter 2009. USU Contest442606

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest773151

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest820330

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest1510964

1694Killer WordsPetrozavodsk Winter 2009. USU Contest862855

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest892769

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest289917

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest474808

1698Square Country 5Petrozavodsk Winter 2009. USU Contest476564

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2311137

1700AwakeningUral Championship 2009631424

1701Ostap and PartnersUral Championship 2009442602

1702CrossroadUral Championship 20091411801

1703Robotic ArmUral Championship 20091242029

1704DemodulationUral Championship 2009942615

1705Gangster HaresUral Championship 2009318829

1706Cipher Message 2Ural Championship 2009451590

1707Hypnotoad's SecretUral Championship 20091541658

1708Sum of Digits 2Ural Championship 20091212358

1709Penguin-AviaUral Championship 20091692160

1710Boris, You Are Wrong!Ural Championship 2009472564

1711Code NamesNEERC 2009 Eastern Subregional2078121

1712Cipher GrilleNEERC 2009 Eastern Subregional326377

1713Key SubstringsNEERC 2009 Eastern Subregional431573

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional872607

1715Another Ball KillerNEERC 2009 Eastern Subregional284860

1716Alternative SolutionNEERC 2009 Eastern Subregional310790

1717Eligibility RulesNEERC 2009 Eastern Subregional942432

1718RejudgeNEERC 2009 Eastern Subregional972258

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional1891271

1720Summit Online JudgeNEERC 2009 Eastern Subregional298821

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional493503

1722Observation DeckUral Regional School Programming Contest 20092271064

1723Sandro's BookUral Regional School Programming Contest 2009373667

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009376653

1725Sold Out!Ural Regional School Programming Contest 20091896132

1726VisitsUral Regional School Programming Contest 2009910274

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091420176

1728Curse on Team.GOVUral Regional School Programming Contest 2009531466

1729Dead Man's ChestUral Regional School Programming Contest 2009480515

1730ManBearPigUral Regional School Programming Contest 2009255952

1731DillUral Regional School Programming Contest 2009256698

1732Ministry of TruthUSU Championship 2009598412

1733Forgotten TechnologyUSU Championship 2009603581

1734Endgame DatabaseUSU Championship 20091381694

1735Theft of the CenturyUSU Championship 2009942411

1736Chinese HockeyUSU Championship 20092001194

1737Mnemonics and Palindromes 3USU Championship 20091106225

1738Computer SecurityUSU Championship 2009302804

1739FaryuksUSU Championship 2009912482

1740Deer is Better!USU Championship 20091745143

1741Communication FiendUSU Championship 2009886280

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest813295

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest259902

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1191880

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest254919

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest1581443

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest1971172

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest859279

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1331696

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2111097

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest693070

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest619386

1753BookshelfUSU Personal Contest 2010807291

1754Explosion in a PyramidUSU Personal Contest 2010451516

1755CakeUSU Personal Contest 2010339681

1756One and a Half DiggersUSU Personal Contest 20101501157

1757Gold BarsUSU Personal Contest 20101181857

1758Bald Spot Revisited 2USU Personal Contest 2010912354

1759Long-LiversUSU Personal Contest 2010616380

1760Infernal WorkUSU Personal Contest 2010415559

1761Binary PalindromeUSU Personal Contest 2010248921

1762Search for a Hiding-PlaceUSU Personal Contest 20101601398

1763Expert FleaUral Championship 2010384894

1764TranssibUral Championship 20101371598

1765Error 404Ural Championship 2010543670

1766Humpty DumptyUral Championship 20101831217

1767The House of Doctor DeeUral Championship 2010380602

1768Circular StringsUral Championship 20102201021

1769Old Ural LegendUral Championship 20101331175

1770The Party of Ural ChampionsUral Championship 20101481487

1771A Deputy's MorningUral Championship 2010384893

1772Ski-Trails for RobotsUral Championship 2010329693

1773Metro to Every HomeUral Championship 2010327697

1774Barber of the Army of MagesUral SU Championship 2010537398

1775Space BowlingUral SU Championship 2010284740

1776Anniversary FireworkUral SU Championship 2010474449

1777AnindilyakwaUral SU Championship 20102009108

1778Chinese Hockey 2Ural SU Championship 2010463884

1779The Great TeamUral SU Championship 2010812265

1780Gray CodeUral SU Championship 2010292720

1781Clean CodeUral SU Championship 20101001977

1782Jack's New WordUral SU Championship 20101221648

1783Nuclear Arms RaceUral SU Championship 2010566378

1784RoundersUral SU Championship 2010216962

1785Lost in LocalizationUral Regional School Programming Contest 20101174918

1786Sandro's BiographyUral Regional School Programming Contest 2010220298

1787Turn for MEGAUral Regional School Programming Contest 2010741429

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20101539140

1789Searching for the DodecahedronUral Regional School Programming Contest 20101182182

1790Searching for the TruthUral Regional School Programming Contest 20101891090

1791Uncle Styopa and BusesUral Regional School Programming Contest 20101981042

1792Hamming CodeUral Regional School Programming Contest 2010288875

1793Tray 2Ural Regional School Programming Contest 2010673317

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101260171

1795Husband in a ShopUral Regional School Programming Contest 2010937229

1796Amusement ParkUral Regional School Programming Contest 2010228794

1797Summit Online Judge. Version 2214910

1798Fire Circle. Version 2152610

1799Sasha and swag strings34675

1800Murphy's LawNEERC 2010 Eastern Subregional1208177

1801The Revolution CupNEERC 2010 Eastern Subregional335012

1802Cube PuzzleNEERC 2010 Eastern Subregional1331507

1803The Czechs' RiflesNEERC 2010 Eastern Subregional373563

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional692307

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional272764

1806Mobile TelegraphsNEERC 2010 Eastern Subregional365575

1807Cartridges for MaximNEERC 2010 Eastern Subregional1661224

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1431409

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional452466

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest543232

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest1671169

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest872132

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1631196

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest662721

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest523336

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1011863

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest233851

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1211579

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest216672

1820Ural SteaksUSU Personal Contest 2011747127

1821BiathlonUSU Personal Contest 20111358148

1822Hugo II's WarUSU Personal Contest 2011349564

1823Ideal GasUSU Personal Contest 2011748267

1824Ifrit BomberUSU Personal Contest 2011226857

1825Ifrit Bomber 2USU Personal Contest 2011268728

1826MinefieldUSU Personal Contest 2011840238

1827Indigenous WarsUSU Personal Contest 2011204946

1828Approximation by a ProgressionUSU Personal Contest 2011547363

1829Routing TablesUSU Personal Contest 2011732438

1830Help in the RNOSUral Championship 2011269711

1831Tsyfirkin's LessonUral Championship 20111031756

1832Arirang ShowUral Championship 2011272704

1833Hopes of RowingUral Championship 2011792230

1834Tennis RacketUral Championship 2011513253

1835Swamp DoctorUral Championship 2011742362

1836Babel FishUral Championship 2011209906

1837Isenbaev's NumberUral Championship 2011313563

1838Samurai's StrokeUral Championship 2011349553

1839The MentaculusUral Championship 2011901984

1840Victim of AdvertisingUral Championship 2011138628

1841CablewaysPetrozavodsk Summer 2010. USU Contest981717

1842Local RootsPetrozavodsk Summer 2010. USU Contest215983

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest572768

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1501159

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest423566

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1045176

1847ZamkadyePetrozavodsk Summer 2010. USU Contest403709

1848Fly HuntPetrozavodsk Summer 2010. USU Contest235620

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest991701

1850Space TourismPetrozavodsk Summer 2010. USU Contest732234

1851GOV-internshipPetrozavodsk Summer 2011. USU Contest1111528

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. USU Contest901849

1853Laser TechnologiesPetrozavodsk Summer 2011. USU Contest235603

1854Negotiations with ParthiansPetrozavodsk Summer 2011. USU Contest481377

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. USU Contest1541128

1856War and PeacePetrozavodsk Summer 2011. USU Contest532935

1857Alice and BandersnatchPetrozavodsk Summer 2011. USU Contest179978

1858Magic CubePetrozavodsk Summer 2011. USU Contest503082

1859Last Season of Team.GOVPetrozavodsk Summer 2011. USU Contest582719

1860FiborialPetrozavodsk Summer 2011. USU Contest457396

1861Graveyard in DeyjaPetrozavodsk Summer 2011. USU Contest282633

1862Very Wealthy MoleUral FU Championship 20111651046

1863Peaceful AtomUral FU Championship 2011186934

1864Get-Together at Den'sUral FU Championship 20111234147

1865The Island of MärketUral FU Championship 2011592652

1866Poetic FootUral FU Championship 2011288614

1867NanotechnologiesUral FU Championship 2011782079

1868Prediction ContestUral FU Championship 20111388131

1869New Year CruiseUral FU Championship 2011971187

1870Zinium 2Ural FU Championship 2011350508

1871Seismic WavesUral FU Championship 2011350508

1872Spacious OfficeUral FU Championship 2011255691

1873GOV ChroniclesUral Regional School Programming Contest 20111687107

1874Football GoalUral Regional School Programming Contest 20111082167

1875Angry BirdsUral Regional School Programming Contest 2011234747

1876Centipede's MorningUral Regional School Programming Contest 2011354951

1877Bicycle CodesUral Regional School Programming Contest 2011811422

1878Rubinchik's CubeUral Regional School Programming Contest 20111097165

1879GOV-internship 2Ural Regional School Programming Contest 20111641048

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011567032

1881Long problem statementUral Regional School Programming Contest 2011334754

1882Old NokiaUral Regional School Programming Contest 2011672368

1883Ent's BirthdayUral Regional School Programming Contest 2011185935

1884Way to the UniversityUral Regional School Programming Contest 2011368482

1885Passenger ComfortNEERC 2011 Eastern Subregional920195

1886Trip 2NEERC 2011 Eastern Subregional1041594

1887Frequent Flyer CardNEERC 2011 Eastern Subregional176977

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional473376

1889Airport AnnouncementsNEERC 2011 Eastern Subregional761236

1890Money out of Thin AirNEERC 2011 Eastern Subregional392452

1891Language OceanNEERC 2011 Eastern Subregional351503

1892Morning in KoltsovoNEERC 2011 Eastern Subregional286614

1893A380NEERC 2011 Eastern Subregional328255

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1001652

1895Steaks on BoardNEERC 2011 Eastern Subregional632489

1896War Games 2.1141836

1900Brainwashing DeviceUral Championship 2012329444

1901Space ElevatorsUral Championship 2012403364

1902Neo-VeniceUral Championship 2012163292

1903Unidentified ShipsUral Championship 2012231625

1904The Lessons of the PastUral Championship 2012463318

1905Travel in TimeUral Championship 2012164865

1906The Lost CivilizationUral Championship 2012165789

1907Coffee and BunsUral Championship 2012144977

1908Brute-force SearchUral Championship 2012871552

1909Space ReconUral Championship 2012373203

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional433734

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional462677

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional203704

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1221136

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional363259

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional914162

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional642026

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional869171

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional222646

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional961414

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional311467

1921Chaos and OrderUral Regional School Programming Contest 2012155905

1922Superhero TeamUral Regional School Programming Contest 2012618238

1923Scary PoliticsUral Regional School Programming Contest 2012375388

1924Four ImpsUral Regional School Programming Contest 2012403637

1925British Scientists Save the WorldUral Regional School Programming Contest 2012240462

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012200711

1927Herbs and MagicUral Regional School Programming Contest 2012171825

1928Another Ecology ProblemUral Regional School Programming Contest 2012263547

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012540271

1930Ivan's CarUral Regional School Programming Contest 2012829178

1931Excellent TeamUral FU Championship 20121048140

1932The Secret of IdentifierUral FU Championship 2012212667

1933Guns for Battle!Ural FU Championship 2012513283

1934Black SpotUral FU Championship 2012469309

1935Tears of DrownedUral FU Championship 2012191477

1936RoshamboUral FU Championship 2012172814

1937Davy Jones’s OrganUral FU Championship 2012146949

1938Caribbean TriangleUral FU Championship 2012353290

1939First SealUral FU Championship 2012242588

1940Not So Simple YearsUral FU Championship 2012214661

1941Scary Martian WordUral FU Personal Contest 2012441318

1942Attack at the OrbitUral FU Personal Contest 2012325427

1943Space RummyUral FU Personal Contest 2012207660

1944Record of the Attack at the OrbitUral FU Personal Contest 2012815174

1945Many-armed BrothersUral FU Personal Contest 2012552203

1946Chinese Hockey 3Ural FU Personal Contest 20121021279

1947MeanderUral FU Personal Contest 20121001302

1948The Robot on the LineUral FU Personal Contest 2012144930

1949The Best Picture in the GalaxyUral FU Personal Contest 2012137974

1950Martian FarmlandsUral FU Personal Contest 2012901432

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup931256

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup49235

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup761504

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup253695

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup333008

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup861347

1957MundialPetrozavodsk Winter 2013. Kontur Cup333008

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup333008

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup176695

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup243511

1961Cantonese DialectUral FU Personal Contest 2013177688

1962In Chinese RestaurantUral FU Personal Contest 2013202607

1963KiteUral FU Personal Contest 2013326383

1964Chinese DialectsUral FU Personal Contest 2013922138

1965Pear TreesUral FU Personal Contest 20131161022

1966Cycling RoadsUral FU Personal Contest 2013216570

1967Programmer CasinoUral FU Personal Contest 2013184597

1968Glass PyramidUral FU Personal Contest 20131011160

1969Hong Kong TramUral FU Personal Contest 2013561950

1970皇后像廣場Ural FU Personal Contest 2013124961

1971Graphics SettingsUral Championship 2013256471

1972Game TestingUral Championship 2013402503

1973Location GeneratorUral Championship 2013204172

1974Similar TunesUral Championship 2013155759

1975Model of the EarthUral Championship 2013293209

1976Game OptimizationUral Championship 2013123941

1977Energy WallUral Championship 2013531987

1978E-LiteUral Championship 2013402503

1979Resources DistributionUral Championship 2013124934

1980Road to InvestorUral Championship 2013235511

1981Parallel and PerpendicularUral FU Championship 2013427271

1982Electrification PlanUral FU Championship 2013871135

1983Nectar GatheringUral FU Championship 2013110989

1984Dummy GuyUral FU Championship 2013799147

1985Prime SquareUral FU Championship 2013941141

1986Paul’s SaladsUral FU Championship 2013147756

1987Nested SegmentsUral FU Championship 2013561208

1988Planet Ocean LandingUral FU Championship 2013143775

1989SubpalindromesUral FU Championship 2013383302

1990PodracingNEERC 2013 Eastern Subregional191587

1991The battle near the swampNEERC 2013 Eastern Subregional232651

1992CVSNEERC 2013 Eastern Subregional376306

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional773151

1994The Emperor's planNEERC 2013 Eastern Subregional172649

1995Illegal spicesNEERC 2013 Eastern Subregional305375

1996Cipher Message 3NEERC 2013 Eastern Subregional138798

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional328349

1998The old PadawanNEERC 2013 Eastern Subregional464249

1999The secret moduleNEERC 2013 Eastern Subregional213808

2000Grand Theft Array VUral Regional School Programming Contest 2013933124

2001Mathematicians and BerriesUral Regional School Programming Contest 2013399529

2002Test TaskUral Regional School Programming Contest 2013172867

2003Simple MagicUral Regional School Programming Contest 2013460249

2004Scientists from SpilkovoUral Regional School Programming Contest 2013212526

2005Taxi for ProgrammersUral Regional School Programming Contest 2013160173

2006Kirill the GardenerUral Regional School Programming Contest 2013372487

2007Mutants versus MachinesUral Regional School Programming Contest 2013911157

2008SwiftyUral Regional School Programming Contest 2013160687

2009Canteen LineUral Regional School Programming Contest 2013209534

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131151101

2011Long StatementUral Regional School Programming Contest 2013148178

2012About Grisha N.NEERC 2014 Eastern Subregional384323

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional158530

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional228374

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional457191

2016Magic and ScienceNEERC 2014 Eastern Subregional124046

2017Best of a bad lotNEERC 2014 Eastern Subregional100809

2018The Debut AlbumNEERC 2014 Eastern Subregional719122

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional511171

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional748117

2021Scarily interesting!NEERC 2014 Eastern Subregional326265

2022Riding a ToadNEERC 2014 Eastern Subregional371894

2023Donald is a postmanNEERC 2014 Eastern Subregional214841

2024Adventure TimeUral Regional School Programming Contest 2014403213

2025Line FightingUral Regional School Programming Contest 201491195

2026Dean and ScheduleUral Regional School Programming Contest 2014246343

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014271313

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014164505

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014214392

2030Awesome Backup SystemUral Regional School Programming Contest 2014214392

2031Overturned NumbersUral Regional School Programming Contest 2014110279

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014163508

2033DevicesUral Regional School Programming Contest 201490396

2034CaravansUral Regional School Programming Contest 2014306278

2035Another Dress RehearsalUral Regional School Programming Contest 2014125969

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Contest631180

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Contest82937

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Contest282267

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Contest94534

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest132607

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Contest421657

2042NikitaPetrozavodsk Summer 2014. Ural FU Contest84787

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Contest153446

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest163314

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest157516

2046The First Day at SchoolUral Championship 2015224310

2047MathsUral Championship 2015195354

2048HistoryUral Championship 2015133507

2049ChemistryUral Championship 2015123296

20503D-modelingUral Championship 2015391480

2051PhysicsUral Championship 2015202417

2052Physical EducationUral Championship 201585763

2053BiologyUral Championship 2015242133

2054AstronomyUral Championship 201584027

2055Urban GeographyUral Championship 2015571082

2056ScholarshipUral Championship 201573797

2057Non-palidromic cuttingPalindromic Contest 113190

2058100500 palidnromesPalindromic Contest 142791

2059Not common palindromesPalindromic Contest 351489

2060Subpalindrome pairsPalindromic Contest 86698

2061OEIS A216264Palindromic Contest 113190

2062Ambitious ExperimentUral Regional School Programming Contest 2015113481

2063Black and WhiteUral Regional School Programming Contest 2015142390

2064CaterpillarsUral Regional School Programming Contest 2015102529

2065Different SumsUral Regional School Programming Contest 2015288199

2066Simple ExpressionUral Regional School Programming Contest 2015122948

2067Friends and BerriesUral Regional School Programming Contest 2015233244

2068Game of NutsUral Regional School Programming Contest 201563991

2069Hard RockUral Regional School Programming Contest 2015371155

2070Interesting NumbersUral Regional School Programming Contest 2015268213

2071Juice CocktailsUral Regional School Programming Contest 2015127432

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015253225

2073Log FilesUral Regional School Programming Contest 2015382151

2074Timus problems classifierQualification of eastern subregional contest 201588503

2075Take care of your eyebrows!Qualification of eastern subregional contest 2015181761

2076VasianaQualification of eastern subregional contest 201533793

2077ReductionsQualification of eastern subregional contest 201543522