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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem9452816

1001Reverse Root2895415

1002Phone NumbersCentral European Olympiad in Informatics 19996481218

1003ParityCentral European Olympiad in Informatics 19993728380

1004Sightseeing TripCentral European Olympiad in Informatics 19992510563

1005Stone PileUSU Championship 19971669885

1006Square FramesUSU Championship 19971521925

1007Code WordsUSU Championship 19973703382

1008Image EncodingUSTU PhysTech Cup 20004074347

1009K-based NumbersUSU Championship 19971505294

1010Discrete FunctionUSTU PhysTech Cup 20005132275

1011ConductorsUSU Championship 19975969237

1012K-based Numbers. Version 28154173

1013K-based Numbers. Version 31016188

1014Product of DigitsUSU Local Contest. 19991460897

1015Test the Difference!USU Local Contest. 19993291428

1016Cube on the WalkUSU Local Contest. 19991806778

1017StaircasesUSU Local Contest. 19999122155

1018Binary Apple TreeUSU Local Contest. 19994897288

1019Line PaintingUSU Local Contest. 19993196441

1020RopeAutumn School Contest 200014156100

1021Sacrament of the SumAutumn School Contest 20009889143

1022Genealogical TreeAutumn School Contest 200010227138

1023ButtonsAutumn School Contest 20006855206

1024PermutationsAutumn School Contest 20004629304

1025Democracy in DangerAutumn School Contest 20002091767

1026Questions and AnswersAutumn School Contest 20009005157

1027D++ AgainAutumn School Contest 20002390588

1028StarsUral Championship 19995402260

1029MinistryUral Championship 19993597340

1030TitanicUral Championship 19991662841

1031Railway TicketsUral Championship 19993795370

1032Find a MultipleUral Championship 19994122297

1033LabyrinthUral Championship 19996120229

1034Queens in Peaceful PositionsUral Championship 19991839761

1035Cross-stitchUral Championship 199910551318

1036Lucky Tickets4726297

1037Memory ManagementUSU Championship 200011961156

1038Spell CheckerUSU Championship 20003035458

1039Anniversary PartyUSU Championship 20003712374

1040Airline CompanyUSU Championship 20001425971

1041NikiforUSU Championship 20006492115

1042Central HeatingUSU Championship 20001737798

1043Cover an ArcUSU Championship 20008681587

1044Lucky Tickets. Easy!USU Championship 200011657119

1045Funny GameUSU Local Contest. March 20002710507

1046Geometrical DreamsUSU Local Contest. March 20007471819

1047Simple CalculationsUSU Local Contest. March 20004706292

1048Superlong SumsUSU Local Contest. March 20007171191

1049Brave BalloonistsUSU Local Contest. March 20005748239

1050Preparing an ArticleUSU Local Contest. March 200010031359

1051Simple Game on a GridUSU Local Contest. March 20002745500

1052Rabbit HuntUSU Local Contest. March 20006077226

1053PinocchioNEERC 2000 Central Subregional4268321

1054Tower of HanoiNEERC 2000 Central Subregional2091654

1055CombinationsNEERC 2000 Central Subregional3433399

1056Centers of the NetNEERC 2000 Central Subregional2581530

1057Amount of DegreesNEERC 2000 Central Subregional1953700

1058ChocolateNEERC 2000 Central Subregional4732839

1059ExpressionNEERC 2000 Central Subregional2150636

1060Flip GameNEERC 20003656355

1061Buffer ManagerNEERC 20002082622

1062TriathlonNEERC 20007141797

1063Domino PuzzleNEERC 20006002132

1064Binary SearchNEERC 20002096618

1065FrontierNEERC 20009421367

1066GarlandNEERC 20002370547

1067Disk TreeNEERC 20002608497

1068Sum3450838

1069Prufer CodeUSU Personal Contest 20012444516

1070Local TimeUSU Personal Contest 20011995631

1071Nikifor 2USU Personal Contest 20012119594

1072RoutingUSU Personal Contest 20012601485

1073Square CountryUSU Personal Contest 20018454149

1074Very Short ProblemUSU Personal Contest 20016032064

1075Thread in a SpaceUSU Personal Contest 20016092044

1076Trash1852676

1077Travelling Tours1136398

1078SegmentsWinter Mathematical Festival Varna 20013363371

1079MaximumWinter Mathematical Festival Varna 200111449109

1080Map ColoringWinter Mathematical Festival Varna 20015222239

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014848258

1082Gaby IvanushkaSpring School Contest 200110346120

1083Factorials!!!Spring School Contest 20011822168

1084Goat in the GardenSpring School Contest 20018441147

1085MeetingSpring School Contest 20012064598

1086CryptographySpring School Contest 200111526108

1087The Time to Take StonesSpring School Contest 20014459278

1088Ilya MurometzSpring School Contest 20011754703

1089Verification with a VocabularySpring School Contest 20012688460

1090In the Army NowUSU Local Contest. March 20013380348

1091Tmutarakan ExamsUSU Local Contest. March 20012292512

1092TransversalUSU Local Contest. March 20015222216

1093DartsUSU Local Contest. March 20016001933

1094E-screenUSU Local Contest. March 20012698435

1095Nikifor 3USU Local Contest. March 20012117554

1096Get the Right Route Plate!USU Local Contest. March 20011717683

1097Square Country 2USU Local Contest. March 20018701340

1098Questions2124528

1099Work Scheduling9251141

1100Final StandingsTetrahedron Team Online Contest May 20011012545

1101Robot in the FieldTetrahedron Team Online Contest May 2001812552

1102Strange DialogTetrahedron Team Online Contest May 20012652170

1103Pencils and CirclesTetrahedron Team Online Contest May 2001909494

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001487593

1105Observers ColoringTetrahedron Team Online Contest May 2001540825

1106Two TeamsTetrahedron Team Online Contest May 2001599676

1107Warehouse ProblemTetrahedron Team Online Contest May 20011087414

1108HeritageBulgarian Online Contest September 20011851245

1109ConferenceBulgarian Online Contest September 20011851245

1110PowerBulgarian Online Contest September 2001870052

1111SquaresBulgarian Online Contest September 20011142396

1112CoverBulgarian Online Contest September 20012437186

1113JeepBulgarian Online Contest September 20011743260

1114BoxesBulgarian Online Contest September 20012442186

1115ShipsBulgarian Online Contest September 20011104409

1116Piecewise Constant FunctionAutumn School Contest 20011423319

1117HierarchyAutumn School Contest 20011674271

1118Nontrivial NumbersAutumn School Contest 20014470102

1119MetroAutumn School Contest 2001628573

1120Sum of Sequential NumbersAutumn School Contest 2001525187

1121BranchesAutumn School Contest 20011343337

1122GameAutumn School Contest 20011899239

1123SalaryAutumn School Contest 20013819119

1124MosaicUSU Championship 20011504302

1125HopscotchUSU Championship 20012010226

1126Magnetic StormsUSU Championship 2001465498

1127Colored BricksUSU Championship 20011456312

1128Partition into GroupsUSU Championship 20011107409

1129Door PaintingUSU Championship 20011028440

1130Nikifor's WalkUSU Championship 2001481930

1131CopyingUSU Championship 2001605575

1132Square Root779579

1133Fibonacci SequenceNEERC 2001 Central Subregional2081219

1134CardsNEERC 2001 Central Subregional2531180

1135RecruitsNEERC 2001 Central Subregional2804162

1136ParliamentNEERC 2001 Central Subregional460699

1137Bus RoutesNEERC 2001 Central Subregional1323343

1138Integer PercentageNEERC 2001 Central Subregional2290199

1139City BlocksNEERC 2001 Central Subregional591077

1140Swamp IncidentNEERC 2001 Central Subregional1235367

1141RSA Attack1249363

1142RelationsDSAP Vietnam Online Contest November 20013077148

1143Electric PathDSAP Vietnam Online Contest November 2001799565

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012381844

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011193380

1146Maximum SumDSAP Vietnam Online Contest November 2001572480

1147Shaping RegionsDSAP Vietnam Online Contest November 2001573784

1148Building TowersDSAP Vietnam Online Contest November 20012521745

1149Sinus Dances749561

1150Page NumbersUral Championship 2001. Round 21896240

1151RadiobeaconsUral Championship 2001. Round 24291042

1152False MirrorsUral Championship 2001. Round 22851160

1153SupercomputerUral Championship 2001. Round 21534296

1154Mages ContestUral Championship 2001. Round 2518867

1155TroubleduonsUral Championship 2001. Round 21434317

1156Two RoundsUral Championship 2001. Round 21395326

1157Young TilerUral Championship 2001. Round 22745166

1158Censored!NEERC 2001 Northern Subregional909498

1159FenceNEERC 2001 Northern Subregional622724

1160NetworkNEERC 2001 Northern Subregional1737266

1161StripiesNEERC 2001 Northern Subregional503091

1162Currency ExchangeNEERC 2001 Northern Subregional1116406

1163ChapaevNEERC 2001 Northern Subregional2261939

1164FillwordNEERC 2001 Northern Subregional2302198

1165SubnumberNEERC 2001 Northern Subregional507885

1166Funny Card GameNEERC 2001 Northern Subregional1213590

1167Bicolored HorsesRomanian Online Contest December 20013375135

1168Radio StationsRomanian Online Contest December 2001627719

1169PairsRomanian Online Contest December 2001633712

1170DesertRomanian Online Contest December 20012991481

1171Lost in SpaceRomanian Online Contest December 20013441293

1172Ship RoutesRomanian Online Contest December 2001819552

1173Lazy SnailRomanian Online Contest December 20014261050

1174Weird PermutationsRomanian Online Contest December 2001656687

1175Strange SequenceUSU Personal Contest 2002480937

1176HyperchannelsUSU Personal Contest 20021278356

1177Like ComparisonsUSU Personal Contest 20023551258

1178Akbardin’s RoadsUSU Personal Contest 20023158145

1179Numbers in TextUSU Personal Contest 20021619282

1180Stone GameUSU Personal Contest 2002532786

1181Cutting a Painted PolygonUSU Personal Contest 20021042436

1182Team Them Up!NEERC 2001893509

1183Brackets SequenceNEERC 20012270201

1184Cable MasterNEERC 20011730264

1185WallNEERC 20011501304

1186Chemical ReactionsNEERC 2001664681

1187Statistical TroubleNEERC 20012172024

1188LibraryNEERC 20012072117

1189Pairs of IntegersNEERC 2001927490

1190Bar of ChocolateSpring School Contest 20021503304

1191Catch the thief!Spring School Contest 20021889242

1192Ball in a DreamSpring School Contest 20024185109

1193Queue at the ExamSpring School Contest 20022555179

1194HandshakesSpring School Contest 2002572380

1195Ouths and CrossesSpring School Contest 20021811252

1196History ExamSpring School Contest 2002829455

1197Lonesome KnightSpring School Contest 20021610229

1198Jobbery927512

1199Mouse1083665

1200Horns and HoofsUSU Local Contest. March 20021830250

1201Which Day Is It?USU Local Contest. March 20021298351

1202Rectangles TravelUSU Local Contest. March 20021030442

1203Scientific ConferenceUSU Local Contest. March 2002535986

1204IdempotentsUSU Local Contest. March 20022041224

1205By the Underground or by Foot?USU Local Contest. March 20022006228

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023827120

1207Median on the PlaneUSU Local Contest. March 20022529181

1208Legendary Teams ContestUSU Local Contest. March 20022177210

12091, 10, 100, 1000...Autumn School Contest 20021283536

1210Kind SpiritsAutumn School Contest 20023153147

1211Collective GuaranteeAutumn School Contest 20021449318

1212BattleshipAutumn School Contest 2002917500

1213Cockroaches!Autumn School Contest 20022756168

1214Strange ProcedureAutumn School Contest 20024631100

1215Exactness of Projectile HitAutumn School Contest 20021544298

1216Two Pawns and One KingUSU Championship 20022162052

1217Unlucky TicketsUSU Championship 20021137404

1218Episode N-th: The Jedi TournamentUSU Championship 20021435321

1219Symbolic SequenceUSU Championship 20023987116

1220StacksUSU Championship 20021698272

1221Malevich Strikes Back!USU Championship 20021104416

1222Chernobyl’ EaglesUSU Championship 20023345138

1223Chernobyl’ Eagle on a RoofUSU Championship 20021460316

1224SpiralNEERC 2002 Central Subregional691067

1225FlagsNEERC 2002 Central Subregional1252137

1226esreveR redrONEERC 2002 Central Subregional4186111

1227Rally ChampionshipNEERC 2002 Central Subregional1506306

1228ArrayNEERC 2002 Central Subregional4457104

1229Strong BrickworkNEERC 2002 Central Subregional1235373

1230Introspective ProgramNEERC 2002 Central Subregional622734

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2092118

1232Asteroid LandingNEERC 2002 Central Subregional1862367

1233Amusing NumbersNEERC 2002484940

1234BricksNEERC 2002686667

1235Cricket FieldNEERC 2002616742

1236Decoding TaskNEERC 2002927496

1237Evacuation PlanNEERC 2002476957

1238FoldingNEERC 20021080427

1239Ghost BustersNEERC 20021472959

1240Heroes of Might and MagicNEERC 20023241391

1241Inlay CuttersNEERC 20022711655

1242WerewolfUSU Personal Contest 20032289203

1243Divorce of the Seven DwarfsUSU Personal Contest 2003923250

1244GentlemenUSU Personal Contest 20031796258

1245PicturesUSU Personal Contest 2003498918

1246Tethered DogUSU Personal Contest 20031389333

1247Check a SequenceUSU Personal Contest 20031969236

1248Sequence SumUSU Personal Contest 2003703654

1249Ancient NecropolisUSU Local Contest. March 20032192212

1250Sea BurialUSU Local Contest. March 2003645712

1251Cemetery ManagerUSU Local Contest. March 20032731648

1252Sorting the TombstonesUSU Local Contest. March 20031166397

1253NecrologuesUSU Local Contest. March 2003672684

1254Die HardUSU Local Contest. March 2003721638

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031717270

1256Cemetery GuardUSU Local Contest. March 20031962264

1257HyphenationAutumn School Contest 20032641716

1258PoolAutumn School Contest 20031120416

1259How to Become Star?Autumn School Contest 20031211385

1260Nudnik PhotographerAutumn School Contest 20034232111

1261TipsAutumn School Contest 20031409331

1262Pseudo-Roman NumberAutumn School Contest 20031240376

1263ElectionsAutumn School Contest 20031076244

1264WorkdaysAutumn School Contest 20032071423

1265MirrorUSU Championship 20033031503

1266Kirchhoff's LawUSU Championship 20033111465

1267Yekaterinburg SubwayUSU Championship 20032311952

1268Little ChuUSU Championship 2003633732

1269Obscene Words FilterUSU Championship 2003549841

1270UnicubeUSU Championship 20031842425

1271Sailing DirectionsUSU Championship 2003924612

1272Non-Yekaterinburg SubwayUSU Championship 20033108151

1273TieUSU Championship 20031009462

1274Fractional ArithmeticNEERC 2003 Central Subregional678684

1275Knights of the Round TableNEERC 2003 Central Subregional1662674

1276TrainNEERC 2003 Central Subregional599773

1277Cops and ThievesNEERC 2003 Central Subregional594779

1278“… Connecting People”NEERC 2003 Central Subregional473974

1279WarehouseNEERC 2003 Central Subregional1133412

1280Topological SortingNEERC 2003 Central Subregional3284143

1281River BasinNEERC 2003 Central Subregional3271397

1282Game TreeNEERC 2003 Central Subregional1398334

1283DwarfUSU Personal Contest 20043953119

1284Space PokerUSU Personal Contest 20041902363

1285Thread in a HyperspaceUSU Personal Contest 20042731670

1286Starship TravelUSU Personal Contest 2004698667

1287Mars CanalsUSU Personal Contest 20041261372

1288AstrolocationUSU Personal Contest 20042022229

1289One Way TicketUSU Personal Contest 20041202390

1290SabotageSpring School Contest 2004598079

1291Gear-wheelsSpring School Contest 20041186395

1292Mars Space StationsSpring School Contest 20041274368

1293EniyaSpring School Contest 20042993716

1294Mars SatellitesSpring School Contest 20041525308

1295Crazy NotionsSpring School Contest 20043118151

1296HyperjumpSpring School Contest 2004573882

1297PalindromeSpring School Contest 2004569883

1298KnightSpring School Contest 20041815259

1299PsyloniansSpring School Contest 20043091482

1300TaxesUral Championship 19981622750

1301Cube in LabyrinthUral Championship 1998633736

1302Delta-waveUral Championship 19981393337

1303Minimal CoverageUral Championship 19982399196

1304ParallelepipedUral Championship 19982381907

1305Convex HullUral Championship 1998667699

1306Sequence MedianUral Championship 19983292143

1307ArchiverUral Championship 2004. Round 13601279

1308Dean's PyramidUral Championship 2004. Round 11592801

1309DisputeUral Championship 2004. Round 1758616

1310ACM DiagnosticsUral Championship 2004. Round 14111124

1311Stable ConstructionUral Championship 2004. Round 13201434

1312TrayUral Championship 2004. Round 11542886

1313Some Words about SportUral Championship 2004. Round 11318836

1314Chase in SubwayUral Championship 2004. Round 1746626

1315MDPAR and MIIARUral Championship 2004. Round 12361924

1316Electronic AuctionUral Championship 2004. Round 11072437

1317HailUral Championship 2004. Round 24321071

1318LogarithmUral Championship 2004. Round 23261409

1319HotelUral Championship 2004. Round 21194940

1320Graph DecompositionUral Championship 2004. Round 21579298

1321Floor IndicatorUral Championship 2004. Round 23441337

1322SpyUral Championship 2004. Round 21393337

1323ClassmatesUral Championship 2004. Round 2575809

1324Extra SpacesUral Championship 2004. Round 2497934

1325DirtUral Championship 2004. Round 2841556

1326Bottle TapsUral Championship 2004. Round 21109423

1327FusesAutumn School Contest 20041008147

1328FireballAutumn School Contest 20043381369

1329Galactic HistoryAutumn School Contest 20041013466

1330IntervalsAutumn School Contest 2004482299

1331VladislavaAutumn School Contest 2004470992

1332Genie BomberAutumn School Contest 2004758620

1333Genie Bomber 2Autumn School Contest 20042203215

1334CheckersAutumn School Contest 2004892528

1335White ThesisAutumn School Contest 20042685177

1336Problem of Ben BetsalelAutumn School Contest 20043940121

1337BureaucracyAutumn School Contest 20042951561

1338AutomobilesUSU Championship 20042611764

1339BabiesUSU Championship 2004528889

1340CucarachaUSU Championship 2004884878

1341DeviceUSU Championship 20044151125

1342EnterpriseUSU Championship 2004611770

1343Fairy TaleUSU Championship 20041115425

1344Gigantic TurnipUSU Championship 2004974468

1345HTMLUSU Championship 20043351386

1346Intervals of MonotonicityUSU Championship 20041601297

1347BlogSpring School Contest 20053341391

1348Goat in the Garden 2Spring School Contest 20052493191

1349FarmSpring School Contest 2005927152

1350CanteenSpring School Contest 20051220389

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005893530

1352Mersenne PrimesSpring School Contest 20053706129

1353Milliard Vasya's FunctionSpring School Contest 20054562105

1354Palindrome. Again PalindromeSpring School Contest 20053274146

1355Bald Spot RevisitedSpring School Contest 20052211215

1356Something EasierSpring School Contest 20051380344

1357Teakettle 1.0 for DummiesSpring School Contest 20053921190

1358CablesSpring School Contest 2005860550

1359ConstructionSpring School Contest 20053891199

1360Philosophical DisputeUral Championship 2005. Round 23561308

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22052227

1362Classmates 2Ural Championship 2005. Round 21026462

1363HalftonesUral Championship 2005. Round 2735770

1364LaraKillerUral Championship 2005. Round 2491956

1365Testing CalculatorUral Championship 2005. Round 2884887

1366PresentsUral Championship 2005. Round 2906523

1367Top SecretUral Championship 2005. Round 21443110

1368Goat in the Garden 3Ural Championship 2005. Round 21862443

1369Cockroach RaceUral Championship 2005. Round 22613302

1370MagicianUral Championship 2005. Round 2520992

1371Cargo AgencyUral Championship 2005. Round 1885537

1372Death StarUral Championship 2005. Round 1745718

1373Pictura ex MachinaUral Championship 2005. Round 1555850

1374MisereUral Championship 2005. Round 13211436

1375Bill CleversUral Championship 2005. Round 1881539

1376Dean's Pyramid 2Ural Championship 2005. Round 1409606

1377Lara CroftUral Championship 2005. Round 11652289

1378Artificial IntelligenceUral Championship 2005. Round 13171469

1379Cups TransportationUral Championship 2005. Round 1685691

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1094037

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1263532

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2581793

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2513726

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest835166

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1985241

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4121138

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3011545

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1916565

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest816582

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest409608

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest815279

1392Dreaming of Stars624758

1393Average Common Prefix4011158

1394Ships. Version 21221837

1395Pascal vs. C++. Version 21672592

1396Maximum. Version 22172015

1397Points Game2491710

1398Bishop and Pawn484876

1399Economical Director3010808

1400Cellular CharactersAutumn School Contest 2005872545

1401GamersAutumn School Contest 20051418336

1402CocktailsAutumn School Contest 20053733128

1403CourierAutumn School Contest 20051317362

1404Easy to Hack!Autumn School Contest 2005591881

1405Goat in the Garden 5Autumn School Contest 2005668708

1406Next NumberAutumn School Contest 20051410338

1407One-two, One-twoAutumn School Contest 20051249382

1408Polynomial MultiplicationAutumn School Contest 20053981177

1409Two GangstersAutumn School Contest 20052864317

1410CrackUSU Championship 20051224388

141140 Islands KnightsUSU Championship 20051463069

1412Autumn TideUSU Championship 20053071510

1413Mars JumperUSU Championship 20052726175

1414Astronomical DatabaseUSU Championship 20051070443

1415Mobile LifeUSU Championship 2005439030

1416ConfidentialUSU Championship 20051160409

1417Space Poker 2USU Championship 20052421900

1418Military StoryUSU Championship 2005520903

1419Maps of the Island WorldsUSU Championship 20053791231

1420Integer-Valued Complex DivisionUSU Championship 20052701710

1421Credit OperationsTimus Top Coders: First Challenge855540

1422FirefliesTimus Top Coders: First Challenge519883

1423String TaleTimus Top Coders: First Challenge2665175

1424MinibusTimus Top Coders: First Challenge639720

1425Queen 2Timus Top Coders: First Challenge2571749

1426RectanglesTimus Top Coders: First Challenge815132

1427SMSTimus Top Coders: First Challenge1282361

1428Jedi RiddleTimus Top Coders: First Challenge949487

1429BiscuitsTimus Top Coders: First Challenge1682624

1430Crime and PunishmentTimus Top Coders: First Challenge1003461

1431DiplomasUSU Personal Contest 20061305354

1432Twofold LuckUSU Personal Contest 2006478167

1433DiamondsUSU Personal Contest 20061825254

1434Buses in VasyukiUSU Personal Contest 20064411032

1435Financial ErrorUSU Personal Contest 2006468974

1436BillboardUSU Personal Contest 2006547836

1437Gasoline StationUSU Personal Contest 2006924498

1438Time Limit ExceededUSU Personal Contest 20061462984

1439Battle with You-Know-WhoUral Championship 20061021448

1440Training ScheduleUral Championship 2006659691

1441From the History of Gringotts BankUral Championship 20063871165

1442Floo PowderUral Championship 20061373145

1443RailsUral Championship 2006694657

1444ElephpotamusUral Championship 2006637715

1445Christmas giftsUral Championship 2006787580

1446Sorting HatUral Championship 2006509291

1447Portkey NetworkUral Championship 20064361037

1448Lighting in HogwartsUral Championship 2006798572

1449Credit Operations 2Timus Top Coders: Second Challenge3081445

1450Russian PipelinesTimus Top Coders: Second Challenge1841248

1451Beerhouse TaleTimus Top Coders: Second Challenge452994

1452Pascal vs. C++Timus Top Coders: Second Challenge737615

1453QueenTimus Top Coders: Second Challenge3681215

1454Rectangles 2Timus Top Coders: Second Challenge1732510

1455Freedom of SpeechTimus Top Coders: Second Challenge2201997

1456Jedi Riddle 2Timus Top Coders: Second Challenge599754

1457Heating MainTimus Top Coders: Second Challenge681367

1458War GamesTimus Top Coders: Second Challenge3711206

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2481734

1460WiresPetrozavodsk Winter 2006. USU Contest974181

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4341008

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest525836

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest714618

1464LightPetrozavodsk Winter 2006. USU Contest1472849

1465Pawn GamePetrozavodsk Winter 2006. USU Contest892496

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1323150

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3561222

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest525828

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest4101054

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1732254

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2266195

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4051067

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest765149

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest627695

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1004025

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3151362

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1382992

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1043884

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest735335

1480CouponsUSU Championship 2006974449

1481Winning ChancesUSU Championship 20061752386

1482Triangle GameUSU Championship 20061323109

1483Table FootballUSU Championship 20061184370

1484Film RatingUSU Championship 2006648671

1485Football and LieUSU Championship 20062591641

1486Equal SquaresUSU Championship 2006600724

1487Chinese FootballUSU Championship 20063411258

1488ACM PokerUSU Championship 20062761543

1489Points on a ParallelepipedAutumn School Contest 20061119390

1490Fire CircleAutumn School Contest 20062216198

1491Unreal StoryAutumn School Contest 20062065212

1492Vasya's Dad 2Autumn School Contest 20062141967

1493One Step from HappinessAutumn School Contest 2006912248

1494MonobilliardsAutumn School Contest 20063159139

1495One-two, One-two 2Autumn School Contest 20061299337

1496SpammerAutumn School Contest 2006854252

1497Cutting a SquareAutumn School Contest 20061482295

1498Stroke at Full SpeedAutumn School Contest 2006506854

1499KerchiefsAutumn School Contest 20062951445

1500Pass LicensesNEERC 2006 Eastern Subregional688629

1501Sense of BeautyNEERC 2006 Eastern Subregional1651264

1502Domino DotsNEERC 2006 Eastern Subregional593074

1503PolynomialNEERC 2006 Eastern Subregional2301830

1504Good MannersNEERC 2006 Eastern Subregional1772349

1505Oil TransferNEERC 2006 Eastern Subregional1363008

1506Columns of NumbersNEERC 2006 Eastern Subregional2855153

1507Difficult DecisionNEERC 2006 Eastern Subregional1006432

1508Japanese PuzzleNEERC 2006 Eastern Subregional2511683

1509Domino RecognitionNEERC 2006 Eastern Subregional1073754

1510OrderNEERC 2006 Eastern Subregional500388

1511Fiscal OperationsTimus Top Coders: Third Challenge3541193

1512ZiniumTimus Top Coders: Third Challenge516825

1513Lemon TaleTimus Top Coders: Third Challenge1143376

1514National ParkTimus Top Coders: Third Challenge2271832

1515CashmasterTimus Top Coders: Third Challenge2054210

1516NostalgiaTimus Top Coders: Third Challenge2271832

1517Freedom of ChoiceTimus Top Coders: Third Challenge1555277

1518Jedi Riddle 3Timus Top Coders: Third Challenge3991061

1519Formula 1Timus Top Coders: Third Challenge991434

1520Empire Strikes BackTimus Top Coders: Third Challenge1612539

1521War Games 2Timus Top Coders: Third Challenge2110205

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2061979

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1394304

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2412572

1525PathPetrozavodsk Winter 2007. D.Gozman Contest908466

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3081344

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3471197

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1632260

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest924191

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest475881

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3021370

1532Lost in TranslationUSU Personal Contest 20072022010

1533Fat HobbitsUSU Personal Contest 20073941055

1534Football in GondorUSU Personal Contest 2007746564

1535The Hobbit or There and Back AgainUSU Personal Contest 2007877480

1536Delights of Pipe-weedUSU Personal Contest 2007526874

1537EntsUSU Personal Contest 20071514280

1538Towers of GuardUSU Personal Contest 20073311250

1539Intelligence DataUSU Personal Contest 20073871073

1540Battle for the RingUSU Personal Contest 20073881071

1541ChaseUSU Personal Contest 20071912120

1542AutocompletionUral Championship 2007651637

1543Dance RevolutionUral Championship 20071772252

1544Classmates 3Ural Championship 20073411200

1545HieroglyphsUral Championship 2007818151

1546Japanese SortingUral Championship 2007473872

1547Password SearchUral Championship 2007498829

1548Sakura and StatisticsUral Championship 20071417548

1549Another Japanese PuzzleUral Championship 20071722314

1550Dean's Pyramid 3Ural Championship 2007686605

1551Sumo TournamentUral Championship 20071415296

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3361173

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1309308

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest630634

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2511592

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest349221

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2221749

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest482825

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894098

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest405978

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1342818

1562GM-pineappleUSU Championship 2007975411

1563BayanUSU Championship 2007710057

1564Counting OnesUSU Championship 2007600663

1565The Duel for ThreeUSU Championship 20072251721

1566Triangular PostcardsUSU Championship 20071262973

1567SMS-spamUSU Championship 20071008240

1568Train Car SortingUSU Championship 20072411611

1569Networking the “Iset”USU Championship 2007396996

1570Eating HighUSU Championship 2007421938

1571InterpretersUSU Championship 2007923433

1572Yekaterinozavodsk Great WellAutumn School Contest 20072834142

1573AlchemyAutumn School Contest 20073897103

1574Mathematicians and bracketsAutumn School Contest 20071139351

1575Yekaterinburg Subway 2Autumn School Contest 2007434909

1576Telephone TariffsAutumn School Contest 20072810143

1577E-mailAutumn School Contest 2007838476

1578Mammoth HuntAutumn School Contest 2007453872

1579Coat TransportationAutumn School Contest 2007833479

1580Dean's DebtsAutumn School Contest 2007449879

1581TeamworkAutumn School Contest 2007981641

1582BookmakersNEERC 2007 Eastern Subregional3458116

1583CheeseNEERC 2007 Eastern Subregional2101829

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3061273

1585PenguinsNEERC 2007 Eastern Subregional1007240

1586Threeprime NumbersNEERC 2007 Eastern Subregional2690149

1587Flying PigNEERC 2007 Eastern Subregional498792

1588JamaicaNEERC 2007 Eastern Subregional1269315

1589SokobanNEERC 2007 Eastern Subregional921172

1590Bacon’s CipherNEERC 2007 Eastern Subregional1883213

1591Abstract ThinkingNEERC 2007 Eastern Subregional3841021

1592Chinese WatchesNEERC 2007 Eastern Subregional674588

1593Square Country. Version 2494711

1594Aztec Treasure644697

1595Perfect Sequence2941143

1596Knight Mare199031

1597Chernobyl’ Eagle on a Roof. Version 2812130

1598DSA Attack324570

1599Winding Number522664

1600AirportUSU Personal Contest 2008706545

1601AntiCAPSUSU Personal Contest 2008438889

1602ElevatorUSU Personal Contest 2008895431

1603EruditeUSU Personal Contest 20081559249

1604Country of FoolsUSU Personal Contest 20081725225

1605Devil's SequenceUSU Personal Contest 2008655586

1606SlalomUSU Personal Contest 2008554692

1607TaxiUSU Personal Contest 2008804448

1608Lucky Tickets 2008Ural Championship 2008383985

1609Tram TileUral Championship 20081312746

1610CactusesUral Championship 20081951889

1611DecimationUral Championship 2008538707

1612Tram ForumUral Championship 20082706143

1613For Fans of StatisticsUral Championship 20082698143

1614National Project “Trams”Ural Championship 2008478794

1615Tram SolitaireUral Championship 20081901936

1616Square Country 4Ural Championship 2008903872

1617Flat SpotsUral Championship 2008608164

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest625194

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest540680

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2441472

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest694733

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1023339

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013369

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest486447

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest368989

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest387790

1627JoinPetrozavodsk Winter 2008. ITMO Contest3411065

1628White StreaksUSU Championship 2008971376

1629TripUSU Championship 2008463780

1630TalismanUSU Championship 2008372965

1631Drunk King 2USU Championship 2008820444

1632LasersUSU Championship 2008794144

1633HippogriffsUSU Championship 2008498726

1634Spider MiteUSU Championship 20081612157

1635Mnemonics and PalindromesUSU Championship 20081913192

1636Penalty TimeUSU Championship 2008634658

1637Triangle Game 2USU Championship 20081093099

1638BookwormUSU Championship 2008544168

1639Chocolate 2Autumn School Contest 20081134432

1640Circle of WinterAutumn School Contest 20082175168

1641DutiesAutumn School Contest 2008762476

16421D MazeAutumn School Contest 2008391594

1643Attack of the Dark FortressAutumn School Contest 2008791459

1644A Whole Lot of WalnutsAutumn School Contest 2008383896

1645Ski RaceAutumn School Contest 20081898193

1646Godzilla Strikes Back!Autumn School Contest 2008436824

1647Divide an Island!Autumn School Contest 2008457787

1648YachtsAutumn School Contest 20081006362

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional436922

1650BillionairesNEERC 2008 Eastern Subregional894406

1651Shortest SubchainNEERC 2008 Eastern Subregional1063342

1652Banking CrisisNEERC 2008 Eastern Subregional1322583

1653Death ConveyorNEERC 2008 Eastern Subregional446793

1654Cipher MessageNEERC 2008 Eastern Subregional623059

1655Somali PiratesNEERC 2008 Eastern Subregional1791941

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1841198

1657Cube SnakeNEERC 2008 Eastern Subregional2471427

1658Sum of DigitsNEERC 2008 Eastern Subregional1532238

1659Regular TrianglesNEERC 2008 Eastern Subregional589612

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest476356

1661DodecahedronPetrozavodsk Winter 2008. USU Contest774164

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest684645

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1172853

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1811897

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest862415

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2821241

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1811897

1668Death Star 2Petrozavodsk Winter 2008. USU Contest486247

1669Universal WordPetrozavodsk Winter 2008. USU Contest2681303

1670AsteriskPetrozavodsk Summer 2008. USU Contest1921784

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest2759130

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2310920

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2491391

1674Drunk KingPetrozavodsk Summer 2008. USU Contest515908

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1981733

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1991724

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2201567

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest348190

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3491004

1680The First NonqualifyingUSU Personal Contest 20091722205

1681Brother Bear's GardenUSU Personal Contest 2009923489

1682Crazy ProfessorUSU Personal Contest 2009667526

1683FridgeUSU Personal Contest 20092755129

1684Jack's Last WordUSU Personal Contest 20091352261

1685OrthographyUSU Personal Contest 20092056172

1686Photovoltaic SpaceshipUSU Personal Contest 20092441401

1687Numismatics for FunUSU Personal Contest 20092891190

1688Team.GOV!USU Personal Contest 20092817126

1689Fisherman and BarbellUSU Personal Contest 2009406856

1690Army of MagesPetrozavodsk Winter 2009. USU Contest576605

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013195

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest995353

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2310746

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1122907

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1152837

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest396873

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest565373

1698Square Country 5Petrozavodsk Winter 2009. USU Contest578603

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3321037

1700AwakeningUral Championship 2009756460

1701Ostap and PartnersUral Championship 2009574604

1702CrossroadUral Championship 20091602075

1703Robotic ArmUral Championship 20091831827

1704DemodulationUral Championship 20091063040

1705Gangster HaresUral Championship 2009397867

1706Cipher Message 2Ural Championship 2009555624

1707Hypnotoad's SecretUral Championship 20091811847

1708Sum of Digits 2Ural Championship 20091912160

1709Penguin-AviaUral Championship 20092293153

1710Boris, You Are Wrong!Ural Championship 2009571607

1711Code NamesNEERC 2009 Eastern Subregional2676125

1712Cipher GrilleNEERC 2009 Eastern Subregional423779

1713Key SubstringsNEERC 2009 Eastern Subregional559590

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1062895

1715Another Ball KillerNEERC 2009 Eastern Subregional333979

1716Alternative SolutionNEERC 2009 Eastern Subregional428767

1717Eligibility RulesNEERC 2009 Eastern Subregional1262469

1718RejudgeNEERC 2009 Eastern Subregional1176283

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2301399

1720Summit Online JudgeNEERC 2009 Eastern Subregional355920

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional605546

1722Observation DeckUral Regional School Programming Contest 20092591246

1723Sandro's BookUral Regional School Programming Contest 2009549561

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009521631

1725Sold Out!Ural Regional School Programming Contest 20092535132

1726VisitsUral Regional School Programming Contest 20091668200

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091795186

1728Curse on Team.GOVUral Regional School Programming Contest 2009670493

1729Dead Man's ChestUral Regional School Programming Contest 2009563585

1730ManBearPigUral Regional School Programming Contest 20093041067

1731DillUral Regional School Programming Contest 2009339498

1732Ministry of TruthUSU Championship 2009760434

1733Forgotten TechnologyUSU Championship 2009644511

1734Endgame DatabaseUSU Championship 20091552023

1735Theft of the CenturyUSU Championship 20091082829

1736Chinese HockeyUSU Championship 20092811147

1737Mnemonics and Palindromes 3USU Championship 20091418234

1738Computer SecurityUSU Championship 2009360902

1739FaryuksUSU Championship 20091532048

1740Deer is Better!USU Championship 20092426137

1741Communication FiendUSU Championship 20091220271

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1087298

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest358887

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1551979

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest365871

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2021540

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2441286

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1269255

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1561967

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2681175

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest833511

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1048309

1753BookshelfUSU Personal Contest 20101032309

1754Explosion in a PyramidUSU Personal Contest 2010530597

1755CakeUSU Personal Contest 2010411765

1756One and a Half DiggersUSU Personal Contest 20101948165

1757Gold BarsUSU Personal Contest 20101402148

1758Bald Spot Revisited 2USU Personal Contest 20101112663

1759Long-LiversUSU Personal Contest 2010746426

1760Infernal WorkUSU Personal Contest 2010508622

1761Binary PalindromeUSU Personal Contest 20103061020

1762Search for a Hiding-PlaceUSU Personal Contest 20101961564

1763Expert FleaUral Championship 2010535076

1764TranssibUral Championship 20101791692

1765Error 404Ural Championship 2010743807

1766Humpty DumptyUral Championship 20102311327

1767The House of Doctor DeeUral Championship 2010471665

1768Circular StringsUral Championship 20102761118

1769Old Ural LegendUral Championship 20101699187

1770The Party of Ural ChampionsUral Championship 20101861631

1771A Deputy's MorningUral Championship 2010465710

1772Ski-Trails for RobotsUral Championship 2010447700

1773Metro to Every HomeUral Championship 2010407767

1774Barber of the Army of MagesUral SU Championship 2010662453

1775Space BowlingUral SU Championship 2010353838

1776Anniversary FireworkUral SU Championship 2010695432

1777AnindilyakwaUral SU Championship 20102660114

1778Chinese Hockey 2Ural SU Championship 2010664004

1779The Great TeamUral SU Championship 2010985306

1780Gray CodeUral SU Championship 2010357829

1781Clean CodeUral SU Championship 20101441976

1782Jack's New WordUral SU Championship 20101491914

1783Nuclear Arms RaceUral SU Championship 2010703427

1784RoundersUral SU Championship 20102621119

1785Lost in LocalizationUral Regional School Programming Contest 20101891916

1786Sandro's BiographyUral Regional School Programming Contest 20103025100

1787Turn for MEGAUral Regional School Programming Contest 20101185026

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102045148

1789Searching for the DodecahedronUral Regional School Programming Contest 20101531197

1790Searching for the TruthUral Regional School Programming Contest 20102351240

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102251292

1792Hamming CodeUral Regional School Programming Contest 2010394077

1793Tray 2Ural Regional School Programming Contest 2010840357

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101659182

1795Husband in a ShopUral Regional School Programming Contest 20101269237

1796Amusement ParkUral Regional School Programming Contest 20103038100

1797Summit Online Judge. Version 2375239

1798Fire Circle. Version 2433188

1799Sasha and swag strings314023

1800Murphy's LawNEERC 2010 Eastern Subregional1658181

1801The Revolution CupNEERC 2010 Eastern Subregional485216

1802Cube PuzzleNEERC 2010 Eastern Subregional1491903

1803The Czechs' RiflesNEERC 2010 Eastern Subregional445665

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional826362

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional330890

1806Mobile TelegraphsNEERC 2010 Eastern Subregional577515

1807Cartridges for MaximNEERC 2010 Eastern Subregional2151345

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1611769

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional546544

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest683780

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2131322

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1042586

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1911467

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest863071

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest604212

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1182303

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest295967

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1431927

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest356551

1820Ural SteaksUSU Personal Contest 20111126126

1821BiathlonUSU Personal Contest 20111814159

1822Hugo II's WarUSU Personal Contest 2011447636

1823Ideal GasUSU Personal Contest 2011929310

1824Ifrit BomberUSU Personal Contest 2011288976

1825Ifrit Bomber 2USU Personal Contest 2011344822

1826MinefieldUSU Personal Contest 20111022282

1827Indigenous WarsUSU Personal Contest 20112641061

1828Approximation by a ProgressionUSU Personal Contest 2011677423

1829Routing TablesUSU Personal Contest 2011863029

1830Help in the RNOSUral Championship 2011334835

1831Tsyfirkin's LessonUral Championship 20111272097

1832Arirang ShowUral Championship 2011333838

1833Hopes of RowingUral Championship 20111052499

1834Tennis RacketUral Championship 2011564354

1835Swamp DoctorUral Championship 2011912845

1836Babel FishUral Championship 20112631053

1837Isenbaev's NumberUral Championship 2011500357

1838Samurai's StrokeUral Championship 2011432650

1839The MentaculusUral Championship 20111112375

1840Victim of AdvertisingUral Championship 2011238708

1841CablewaysPetrozavodsk Summer 2010. USU Contest1192138

1842Local RootsPetrozavodsk Summer 2010. USU Contest346269

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest643727

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1821437

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest554243

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1872147

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524449

1848Fly HuntPetrozavodsk Summer 2010. USU Contest405516

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1122261

1850Space TourismPetrozavodsk Summer 2010. USU Contest942652

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1661564

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1102294

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest297059

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest689394

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2231182

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest673576

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2211192

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest613878

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest564172

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest629431

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest293909

1862Very Wealthy MoleUral FU Championship 20112291145

1863Peaceful AtomUral FU Championship 2011278950

1864Get-Together at Den'sUral FU Championship 20111735157

1865The Island of MärketUral FU Championship 2011793074

1866Poetic FootUral FU Championship 2011395676

1867NanotechnologiesUral FU Championship 20111072339

1868Prediction ContestUral FU Championship 20111945140

1869New Year CruiseUral FU Championship 20111293210

1870Zinium 2Ural FU Championship 2011440608

1871Seismic WavesUral FU Championship 2011478561

1872Spacious OfficeUral FU Championship 2011379703

1873GOV ChroniclesUral Regional School Programming Contest 2011797338

1874Football GoalUral Regional School Programming Contest 20111544176

1875Angry BirdsUral Regional School Programming Contest 2011301878

1876Centipede's MorningUral Regional School Programming Contest 2011533151

1877Bicycle CodesUral Regional School Programming Contest 20111412419

1878Rubinchik's CubeUral Regional School Programming Contest 20111435189

1879GOV-internship 2Ural Regional School Programming Contest 20112001300

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011892931

1881Long problem statementUral Regional School Programming Contest 2011474257

1882Old NokiaUral Regional School Programming Contest 2011932651

1883Ent's BirthdayUral Regional School Programming Contest 20112411088

1884Way to the UniversityUral Regional School Programming Contest 2011430621

1885Passenger ComfortNEERC 2011 Eastern Subregional1371197

1886Trip 2NEERC 2011 Eastern Subregional1351879

1887Frequent Flyer CardNEERC 2011 Eastern Subregional264994

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional635422

1889Airport AnnouncementsNEERC 2011 Eastern Subregional983274

1890Money out of Thin AirNEERC 2011 Eastern Subregional594451

1891Language OceanNEERC 2011 Eastern Subregional432617

1892Morning in KoltsovoNEERC 2011 Eastern Subregional338783

1893A380NEERC 2011 Eastern Subregional494155

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1451758

1895Steaks on BoardNEERC 2011 Eastern Subregional1172146

1896War Games 2.1155910

1897Alice and Bob and a string94801

1900Brainwashing DeviceUral Championship 2012500480

1901Space ElevatorsUral Championship 2012539446

1902Neo-VeniceUral Championship 20122435100

1903Unidentified ShipsUral Championship 2012295802

1904The Lessons of the PastUral Championship 2012587410

1905Travel in TimeUral Championship 20122321011

1906The Lost CivilizationUral Championship 2012276615

1907Coffee and BunsUral Championship 20122001165

1908Brute-force SearchUral Championship 20121241826

1909Space ReconUral Championship 2012494148

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional738633

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional533876

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional254925

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1411617

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional474284

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1260192

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional732942

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1187204

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional289817

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1221850

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional390611

1921Chaos and OrderUral Regional School Programming Contest 20122021149

1922Superhero TeamUral Regional School Programming Contest 2012868278

1923Scary PoliticsUral Regional School Programming Contest 2012508470

1924Four ImpsUral Regional School Programming Contest 2012687035

1925British Scientists Save the WorldUral Regional School Programming Contest 2012390262

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012257913

1927Herbs and MagicUral Regional School Programming Contest 2012236990

1928Another Ecology ProblemUral Regional School Programming Contest 2012350677

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012730329

1930Ivan's CarUral Regional School Programming Contest 20121410172

1931Excellent TeamUral FU Championship 20121629148

1932The Secret of IdentifierUral FU Championship 2012276848

1933Guns for Battle!Ural FU Championship 2012676354

1934Black SpotUral FU Championship 2012756317

1935Tears of DrownedUral FU Championship 2012335172

1936RoshamboUral FU Championship 20122241037

1937Davy Jones’s OrganUral FU Championship 20122071118

1938Caribbean TriangleUral FU Championship 2012444492

1939First SealUral FU Championship 2012322731

1940Not So Simple YearsUral FU Championship 2012315746

1941Scary Martian WordUral FU Personal Contest 2012619379

1942Attack at the OrbitUral FU Personal Contest 2012415561

1943Space RummyUral FU Personal Contest 2012299771

1944Record of the Attack at the OrbitUral FU Personal Contest 20121169202

1945Many-armed BrothersUral FU Personal Contest 2012722905

1946Chinese Hockey 3Ural FU Personal Contest 20121361632

1947MeanderUral FU Personal Contest 20121481508

1948The Robot on the LineUral FU Personal Contest 20122011129

1949The Best Picture in the GalaxyUral FU Personal Contest 20121811247

1950Martian FarmlandsUral FU Personal Contest 20121211819

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1261661

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1110756

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection922215

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection553476

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection662973

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection932193

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection374807

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection563423

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection237915

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection524423

1961Cantonese DialectUral FU Personal Contest 2013282772

1962In Chinese RestaurantUral FU Personal Contest 2013310704

1963KiteUral FU Personal Contest 2013501441

1964Chinese DialectsUral FU Personal Contest 20131509148

1965Pear TreesUral FU Personal Contest 2013231935

1966Cycling RoadsUral FU Personal Contest 2013345635

1967Programmer CasinoUral FU Personal Contest 2013355008

1968Glass PyramidUral FU Personal Contest 20131481426

1969Hong Kong TramUral FU Personal Contest 2013812477

1970皇后像廣場Ural FU Personal Contest 20132021063

1971Graphics SettingsUral Championship 2013366591

1972Game TestingUral Championship 2013662924

1973Location GeneratorUral Championship 2013325290

1974Similar TunesUral Championship 2013214992

1975Model of the EarthUral Championship 2013454040

1976Game OptimizationUral Championship 20131861134

1977Energy WallUral Championship 2013822415

1978E-LiteUral Championship 2013702778

1979Resources DistributionUral Championship 20131811163

1980Road to InvestorUral Championship 2013369586

1981Parallel and PerpendicularUral FU Championship 2013580367

1982Electrification PlanUral FU Championship 20131736124

1983Nectar GatheringUral FU Championship 20131431414

1984Dummy GuyUral FU Championship 20131212177

1985Prime SquareUral FU Championship 20131221639

1986Paul’s SaladsUral FU Championship 2013207997

1987Nested SegmentsUral FU Championship 20131161185

1988Planet Ocean LandingUral FU Championship 2013208993

1989SubpalindromesUral FU Championship 2013714299

1990PodracingNEERC 2013 Eastern Subregional237874

1991The battle near the swampNEERC 2013 Eastern Subregional484944

1992CVSNEERC 2013 Eastern Subregional641332

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1198179

1994The Emperor's planNEERC 2013 Eastern Subregional232892

1995Illegal spicesNEERC 2013 Eastern Subregional419503

1996Cipher Message 3NEERC 2013 Eastern Subregional1971043

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional455464

1998The old PadawanNEERC 2013 Eastern Subregional686310

1999The secret moduleNEERC 2013 Eastern Subregional265996

2000Grand Theft Array VUral Regional School Programming Contest 20131570136

2001Mathematicians and BerriesUral Regional School Programming Contest 2013974822

2002Test TaskUral Regional School Programming Contest 2013320467

2003Simple MagicUral Regional School Programming Contest 2013688308

2004Scientists from SpilkovoUral Regional School Programming Contest 2013324643

2005Taxi for ProgrammersUral Regional School Programming Contest 2013269479

2006Kirill the GardenerUral Regional School Programming Contest 2013513522

2007Mutants versus MachinesUral Regional School Programming Contest 20131231615

2008SwiftyUral Regional School Programming Contest 2013229899

2009Canteen LineUral Regional School Programming Contest 2013290716

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131868114

2011Long StatementUral Regional School Programming Contest 2013245587

2012About Grisha N.NEERC 2014 Eastern Subregional1134417

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional231789

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional395469

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional743252

2016Magic and ScienceNEERC 2014 Eastern Subregional177039

2017Best of a bad lotNEERC 2014 Eastern Subregional1561145

2018The Debut AlbumNEERC 2014 Eastern Subregional197096

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional789238

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1414133

2021Scarily interesting!NEERC 2014 Eastern Subregional500373

2022Riding a ToadNEERC 2014 Eastern Subregional503168

2023Donald is a postmanNEERC 2014 Eastern Subregional527836

2024Adventure TimeUral Regional School Programming Contest 2014666280

2025Line FightingUral Regional School Programming Contest 2014243777

2026Dean and ScheduleUral Regional School Programming Contest 2014376490

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014422438

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014255713

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014316580

2030Awesome Backup SystemUral Regional School Programming Contest 2014417443

2031Overturned NumbersUral Regional School Programming Contest 2014256074

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014289632

2033DevicesUral Regional School Programming Contest 20141889100

2034CaravansUral Regional School Programming Contest 2014660282

2035Another Dress RehearsalUral Regional School Programming Contest 2014280367

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1311330

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest179992

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest732259

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest225860

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest248727

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest851974

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest275068

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest364077

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest762181

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest376486

2046The First Day at SchoolUral Championship 2015413415

2047MathsUral Championship 2015414414

2048HistoryUral Championship 2015232725

2049ChemistryUral Championship 2015532784

20503D-modelingUral Championship 2015602506

2051PhysicsUral Championship 2015393579

2052Physical EducationUral Championship 20151291262

2053BiologyUral Championship 2015463132

2054AstronomyUral Championship 2015176495

2055Urban GeographyUral Championship 20151211339

2056ScholarshipUral Championship 2015381046

2057Non-palidromic cuttingPalindromic Contest 373627

2058100500 palidnromesPalindromic Contest 1041496

2059Not common palindromesPalindromic Contest 1331192

2060Subpalindrome pairsPalindromic Contest 293563

2061OEIS A216264Palindromic Contest 453100

2062Ambitious ExperimentUral Regional School Programming Contest 2015508316

2063Black and WhiteUral Regional School Programming Contest 2015403396

2064CaterpillarsUral Regional School Programming Contest 2015205761

2065Different SumsUral Regional School Programming Contest 2015643251

2066Simple ExpressionUral Regional School Programming Contest 2015602027

2067Friends and BerriesUral Regional School Programming Contest 2015609264

2068Game of NutsUral Regional School Programming Contest 2015185888

2069Hard RockUral Regional School Programming Contest 2015909178

2070Interesting NumbersUral Regional School Programming Contest 2015808200

2071Juice CocktailsUral Regional School Programming Contest 2015306518

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015921176

2073Log FilesUral Regional School Programming Contest 2015862188

2074Timus problems classifierQualification of Eastern Subregional 2015189778

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015482668

2076VasianaQualification of Eastern Subregional 2015136729

2077ReductionsQualification of Eastern Subregional 2015175732

2078Bowling gameUral Championship 2016446323

2079Memory leaksUral Championship 2016234470

2080WalletUral Championship 2016239592

2081Faulty dialUral Championship 2016254559

2082PokerUral Championship 2016126685

2083The Guardian of TraditionsUral Championship 2016562235

2084Technical debtUral Championship 2016402950

2085Magic ProgrammerUral Championship 2016871520

2086Find DenisUral Championship 2016204916

2087TrainsUral Championship 2016343352

2088Nostalgic EveningUral Championship 2016175419

2089Experienced coachUral Championship 2016179780

2090Crossroads of DestinyUral FU Personal Contest 2014214680

2091Natural SelectionUral FU Personal Contest 2014697205

2092BoleroUral FU Personal Contest 2014145936

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141101209

2094Thousand ImpsUral FU Personal Contest 2014165580

2095ScrumUral FU Personal Contest 2014632226

2096All InclusiveUral FU Personal Contest 2014402902

2097Snowboarding on SpilnayaUral FU Personal Contest 2014661909

2098Lada PrioraUral FU Personal Contest 2014575248

2099Space InvaderUral FU Personal Contest 2014241578

2100Wedding DinnerUral FU Junior Championship 2016468629

2101Knight's ShieldUral FU Junior Championship 2016861417

2102Michael and CryptographyUral FU Junior Championship 20161078125

2103Corporate MailUral FU Junior Championship 2016127993

2104Game with a StripUral FU Junior Championship 2016450296

2105Alice and Bob are on BikesUral FU Junior Championship 2016610219

2106DeserializationUral FU Junior Championship 2016158809

2107Oppa Funcan StyleUral FU Junior Championship 2016921333

2108Oleg and Little PoniesUral FU Junior Championship 2016365363

2109Tourism on MarsUral FU Junior Championship 2016320412

2110Remove or MaximizeUral FU Junior Championship 2016157814

2111PlatoUniversity academic school olympiad in informatics 2019120764

2112Battle logUniversity academic school olympiad in informatics 2019131555

2113Survive the floodUniversity academic school olympiad in informatics 2019226332

2114My craftUniversity academic school olympiad in informatics 201994753

2115The Knowledge DayUniversity academic school olympiad in informatics 2019467164

2116He is not a knight for youUniversity academic school olympiad in informatics 2019119607

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019153480

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest242238

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest86793

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest491290

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest117599

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest133308

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest77875

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest501268

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest202536

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest551171

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest143170

2128Rubina's SolitaireLater is better than never83766

2129Mortgage in Far Away KingdomLater is better than never71879

2130Alice + BobLater is better than never94685

2131Open CupLater is better than never83956

2132Graph Decomposition. Version 2Later is better than never321695

2133Terms of referenceLater is better than never252034

2134StampmanLater is better than never501187

2135Pauline and commitsLater is better than never82774

2136John vs SantaLater is better than never291826

2137Dynamic string complexityLater is better than never83955

2138The Good, the Bad and the UglyUral School Programming Contest 201966498

2139Experiment with JuiceUral School Programming Contest 2019113138

2140BitMazeCraftUral School Programming Contest 201971814

2141Sasha VilkinUral School Programming Contest 2019323198

2142MagicUral School Programming Contest 2019539120

2143Victoria!Ural School Programming Contest 2019113536

2144Cleaning the RoomUral School Programming Contest 2019253251

2145Olympiad for EveryoneUral School Programming Contest 2019218289

2146Quiz ShowUral School Programming Contest 2019128478

2147City BuildingUral School Programming Contest 2019371402

2148Insane ShotUral School Programming Contest 2019147420

2149Pigeonhole PrincipleUral School Programming Contest 2019493131

21504B and ZooUral School Programming Contest 202030932

2151MahjongUral School Programming Contest 202049632

2152Tax FeesUral School Programming Contest 202032887

2153Perfect SquadUral School Programming Contest 202040745

2154Flight on a CannonballUral School Programming Contest 2020121694

2155QuadrocopterUral School Programming Contest 2020241096

2156Interesting ConversationsUral School Programming Contest 202054582

2157SkydivingUral School Programming Contest 2020181331