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Problem set


1000A+B Problem10050716

1001Reverse Root3120315

1002Phone NumbersCentral European Olympiad in Informatics 19996673222

1003ParityCentral European Olympiad in Informatics 19993869382

1004Sightseeing TripCentral European Olympiad in Informatics 19992561577

1005Stone PileUSU Championship 19971792283

1006Square FramesUSU Championship 19971551948

1007Code WordsUSU Championship 19973780391

1008Image EncodingUSTU PhysTech Cup 20004149356

1009K-based NumbersUSU Championship 19971593593

1010Discrete FunctionUSTU PhysTech Cup 20005240282

1011ConductorsUSU Championship 19976091243

1012K-based Numbers. Version 28425175

1013K-based Numbers. Version 31162190

1014Product of DigitsUSU Local Contest. 19991562494

1015Test the Difference!USU Local Contest. 19993349439

1016Cube on the WalkUSU Local Contest. 19991846795

1017StaircasesUSU Local Contest. 19999540155

1018Binary Apple TreeUSU Local Contest. 19995381274

1019Line PaintingUSU Local Contest. 19993264451

1020RopeAutumn School Contest 20001485099

1021Sacrament of the SumAutumn School Contest 200010182145

1022Genealogical TreeAutumn School Contest 200010647138

1023ButtonsAutumn School Contest 20007025210

1024PermutationsAutumn School Contest 20004741310

1025Democracy in DangerAutumn School Contest 20002202067

1026Questions and AnswersAutumn School Contest 20009440156

1027D++ AgainAutumn School Contest 20002400612

1028StarsUral Championship 19995587263

1029MinistryUral Championship 19993699345

1030TitanicUral Championship 19991692863

1031Railway TicketsUral Championship 19993889377

1032Find a MultipleUral Championship 19994291297

1033LabyrinthUral Championship 19996367230

1034Queens in Peaceful PositionsUral Championship 19991866783

1035Cross-stitchUral Championship 199911041316

1036Lucky Tickets4910299

1037Memory ManagementUSU Championship 200012451160

1038Spell CheckerUSU Championship 20003096469

1039Anniversary PartyUSU Championship 20003844378

1040Airline CompanyUSU Championship 20001468985

1041NikiforUSU Championship 20006392243

1042Central HeatingUSU Championship 20001812799

1043Cover an ArcUSU Championship 20008981603

1044Lucky Tickets. Easy!USU Championship 200012117120

1045Funny GameUSU Local Contest. March 20002785515

1046Geometrical DreamsUSU Local Contest. March 20007651856

1047Simple CalculationsUSU Local Contest. March 20004956290

1048Superlong SumsUSU Local Contest. March 20007344195

1049Brave BalloonistsUSU Local Contest. March 20005906243

1050Preparing an ArticleUSU Local Contest. March 200010211395

1051Simple Game on a GridUSU Local Contest. March 20002796513

1052Rabbit HuntUSU Local Contest. March 20006217231

1053PinocchioNEERC 2000 Central Subregional4345330

1054Tower of HanoiNEERC 2000 Central Subregional2191652

1055CombinationsNEERC 2000 Central Subregional3504409

1056Centers of the NetNEERC 2000 Central Subregional2646540

1057Amount of DegreesNEERC 2000 Central Subregional2016709

1058ChocolateNEERC 2000 Central Subregional5082765

1059ExpressionNEERC 2000 Central Subregional2189653

1060Flip GameNEERC 20003742362

1061Buffer ManagerNEERC 20002103643

1062TriathlonNEERC 20007451799

1063Domino PuzzleNEERC 20006172166

1064Binary SearchNEERC 20002133634

1065FrontierNEERC 20009831369

1066GarlandNEERC 20002421559

1067Disk TreeNEERC 20003026447


1069Prufer CodeUSU Personal Contest 20012528521

1070Local TimeUSU Personal Contest 20012031647

1071Nikifor 2USU Personal Contest 20012175605

1072RoutingUSU Personal Contest 20012709486

1073Square CountryUSU Personal Contest 20019193144

1074Very Short ProblemUSU Personal Contest 20016242084

1075Thread in a SpaceUSU Personal Contest 20016442020


1077Travelling Tours1183399

1078SegmentsWinter Mathematical Festival Varna 20013784344

1079MaximumWinter Mathematical Festival Varna 200111920110

1080Map ColoringWinter Mathematical Festival Varna 20016038216

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014993261

1082Gaby IvanushkaSpring School Contest 200110638122

1083Factorials!!!Spring School Contest 20011923367

1084Goat in the GardenSpring School Contest 20018737148

1085MeetingSpring School Contest 20012111611

1086CryptographySpring School Contest 200112209106

1087The Time to Take StonesSpring School Contest 20014834267

1088Ilya MurometzSpring School Contest 20011784722

1089Verification with the DictionarySpring School Contest 20011551830

1090In the Army NowUSU Local Contest. March 20013542347

1091Tmutarakan ExamsUSU Local Contest. March 20012355521

1092TransversalUSU Local Contest. March 20015332267

1093DartsUSU Local Contest. March 20016171964

1094E-screenUSU Local Contest. March 20012747447

1095Nikifor 3USU Local Contest. March 20012191559

1096Get the Right Route Plate!USU Local Contest. March 20011764694

1097Square Country 2USU Local Contest. March 20019101338


1099Work Scheduling9631145

1100Final StandingsTetrahedron Team Online Contest May 20011075644

1101Robot in the FieldTetrahedron Team Online Contest May 2001850551

1102Strange DialogTetrahedron Team Online Contest May 20012824167

1103Pencils and CirclesTetrahedron Team Online Contest May 2001946496

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001504994

1105Observers ColoringTetrahedron Team Online Contest May 2001575810

1106Two TeamsTetrahedron Team Online Contest May 2001635474

1107Warehouse ProblemTetrahedron Team Online Contest May 20011126417

1108HeritageBulgarian Online Contest September 20011922246

1109ConferenceBulgarian Online Contest September 20011921246

1110PowerBulgarian Online Contest September 2001912252

1111SquaresBulgarian Online Contest September 20011200393

1112CoverBulgarian Online Contest September 20012920162

1113JeepBulgarian Online Contest September 20011814261

1114BoxesBulgarian Online Contest September 20012504189

1115ShipsBulgarian Online Contest September 20011140414

1116Piecewise Constant FunctionAutumn School Contest 20011456325

1117HierarchyAutumn School Contest 20011736273

1118Nontrivial NumbersAutumn School Contest 20014629103

1119MetroAutumn School Contest 2001663572

1120Sum of Sequential NumbersAutumn School Contest 2001541788

1121BranchesAutumn School Contest 20011381342

1122GameAutumn School Contest 20011953243

1123SalaryAutumn School Contest 20013963120

1124MosaicUSU Championship 20011590298

1125HopscotchUSU Championship 20012062230

1126Magnetic StormsUSU Championship 2001517592

1127Colored BricksUSU Championship 20011501315

1128Partition into GroupsUSU Championship 20011136416

1129Door PaintingUSU Championship 20011082436

1130Nikifor's WalkUSU Championship 2001503929

1131CopyingUSU Championship 2001630975

1132Square Root836564

1133Fibonacci SequenceNEERC 2001 Central Subregional2151221

1134CardsNEERC 2001 Central Subregional2455193

1135RecruitsNEERC 2001 Central Subregional2931162

1136ParliamentNEERC 2001 Central Subregional4775100

1137Bus RoutesNEERC 2001 Central Subregional1417334

1138Integer PercentageNEERC 2001 Central Subregional2372200

1139City BlocksNEERC 2001 Central Subregional616977

1140Swamp IncidentNEERC 2001 Central Subregional1274371

1141RSA Attack1295365

1142RelationsDSAP Vietnam Online Contest November 20013166150

1143Electric PathDSAP Vietnam Online Contest November 2001820575

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012441878

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011256377

1146Maximum SumDSAP Vietnam Online Contest November 2001599779

1147Shaping RegionsDSAP Vietnam Online Contest November 2001624752

1148Building TowersDSAP Vietnam Online Contest November 20012671722

1149Sinus Dances791460

1150Page NumbersUral Championship 2001. Round 21946244

1151RadiobeaconsUral Championship 2001. Round 24441051

1152False MirrorsUral Championship 2001. Round 23050156

1153SupercomputerUral Championship 2001. Round 21596297

1154Mages ContestUral Championship 2001. Round 2534877

1155TroubleduonsUral Championship 2001. Round 21828260

1156Two RoundsUral Championship 2001. Round 21452326

1157Young TilerUral Championship 2001. Round 22428196

1158Censored!NEERC 2001 Northern Subregional940503

1159FenceNEERC 2001 Northern Subregional636739

1160NetworkNEERC 2001 Northern Subregional2459196

1161StripiesNEERC 2001 Northern Subregional524891

1162Currency ExchangeNEERC 2001 Northern Subregional1659286

1163ChapaevNEERC 2001 Northern Subregional2431887

1164FillwordNEERC 2001 Northern Subregional2363201

1165SubnumberNEERC 2001 Northern Subregional522897

1166Funny Card GameNEERC 2001 Northern Subregional1283547

1167Bicolored HorsesRomanian Online Contest December 20013529135

1168Radio StationsRomanian Online Contest December 2001649725

1169PairsRomanian Online Contest December 2001657716

1170DesertRomanian Online Contest December 20013131478

1171Lost in SpaceRomanian Online Contest December 20013711253

1172Ship RoutesRomanian Online Contest December 2001857551

1173Lazy SnailRomanian Online Contest December 20014441052

1174Weird PermutationsRomanian Online Contest December 2001670702

1175Strange SequenceUSU Personal Contest 2002501937

1176HyperchannelsUSU Personal Contest 20021348353

1177Like ComparisonsUSU Personal Contest 20023811224

1178Akbardin’s RoadsUSU Personal Contest 20023252147

1179Numbers in TextUSU Personal Contest 20021659287

1180Stone GameUSU Personal Contest 2002549787

1181Cutting a Painted PolygonUSU Personal Contest 20021065445

1182Team Them Up!NEERC 2001921515

1183Brackets SequenceNEERC 20012451195

1184Cable MasterNEERC 20011978241

1185WallNEERC 20011570303

1186Chemical ReactionsNEERC 2001684690

1187Statistical TroubleNEERC 20012242047

1188LibraryNEERC 20012112168

1189Pairs of IntegersNEERC 2001950499

1190Bar of ChocolateSpring School Contest 20021563304

1191Catch the thief!Spring School Contest 20021969242

1192Ball in a DreamSpring School Contest 20024450107

1193Queue at the ExamSpring School Contest 20022669179

1194HandshakesSpring School Contest 2002589081

1195Ouths and CrossesSpring School Contest 20021856257

1196History ExamSpring School Contest 2002882354

1197Lonesome KnightSpring School Contest 20021707428



1200Horns and HoofsUSU Local Contest. March 20021893252

1201Which Day Is It?USU Local Contest. March 20021336356

1202Rectangles TravelUSU Local Contest. March 20021054450

1203Scientific ConferenceUSU Local Contest. March 2002573683

1204IdempotentsUSU Local Contest. March 20022109226

1205By the Underground or by Foot?USU Local Contest. March 20022029235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023942121

1207Median on the PlaneUSU Local Contest. March 20023021158

1208Legendary Teams ContestUSU Local Contest. March 20022255212

12091, 10, 100, 1000...Autumn School Contest 20021385935

1210Kind SpiritsAutumn School Contest 20022976162

1211Collective GuaranteeAutumn School Contest 20021547310

1212BattleshipAutumn School Contest 2002964496

1213Cockroaches!Autumn School Contest 20022853169

1214Strange ProcedureAutumn School Contest 20024789101

1215Exactness of Projectile HitAutumn School Contest 20021602300

1216Two Pawns and One KingUSU Championship 20022242066

1217Unlucky TicketsUSU Championship 20021169410

1218Episode N-th: The Jedi TournamentUSU Championship 20021492322

1219Symbolic SequenceUSU Championship 20024098118

1220StacksUSU Championship 20021755274

1221Malevich Strikes Back!USU Championship 20021130424

1222Chernobyl’ EaglesUSU Championship 20023450140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021621296

1224SpiralNEERC 2002 Central Subregional724467

1225FlagsNEERC 2002 Central Subregional1340436

1226esreveR redrONEERC 2002 Central Subregional4325112

1227Rally ChampionshipNEERC 2002 Central Subregional1578304

1228ArrayNEERC 2002 Central Subregional4566106

1229Strong BrickworkNEERC 2002 Central Subregional1274377

1230Introspective ProgramNEERC 2002 Central Subregional634751

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2172130

1232Asteroid LandingNEERC 2002 Central Subregional1922393

1233Amusing NumbersNEERC 2002500949

1234BricksNEERC 2002700682

1235Cricket FieldNEERC 2002628759

1236Decoding TaskNEERC 2002948505

1237Evacuation PlanNEERC 2002486977

1238FoldingNEERC 20021138422

1239Ghost BustersNEERC 20021493045

1240Heroes of Might and MagicNEERC 20023351403

1241Inlay CuttersNEERC 20022821659

1242WerewolfUSU Personal Contest 20032681180

1243Divorce of the Seven DwarfsUSU Personal Contest 2003974250

1244GentlemenUSU Personal Contest 20031896255

1245PicturesUSU Personal Contest 2003507939

1246Tethered DogUSU Personal Contest 20031460330

1247Check a SequenceUSU Personal Contest 20032031238

1248Sequence SumUSU Personal Contest 2003723662

1249Ancient NecropolisUSU Local Contest. March 20032257214

1250Sea BurialUSU Local Contest. March 2003666719

1251Cemetery ManagerUSU Local Contest. March 20033111513

1252Sorting the TombstonesUSU Local Contest. March 20031204400

1253NecrologuesUSU Local Contest. March 2003688696

1254Die HardUSU Local Contest. March 2003743645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031767273

1256Cemetery GuardUSU Local Contest. March 20032022292

1257HyphenationAutumn School Contest 20032741723

1258PoolAutumn School Contest 20031169415

1259How to Become Star?Autumn School Contest 20031237393

1260Nudnik PhotographerAutumn School Contest 20034415111

1261TipsAutumn School Contest 20031463332

1262Pseudo-Roman NumberAutumn School Contest 20031265384

1263ElectionsAutumn School Contest 20031130443

1264WorkdaysAutumn School Contest 20032266722

1265MirrorUSU Championship 20033101530

1266Kirchhoff's LawUSU Championship 20033221475

1267Yekaterinburg SubwayUSU Championship 20032501883

1268Little ChuUSU Championship 2003658733

1269Obscene Words FilterUSU Championship 2003576836

1270UnicubeUSU Championship 20031952389

1271Sailing DirectionsUSU Championship 2003954664

1272Non-Yekaterinburg SubwayUSU Championship 20033256150

1273TieUSU Championship 20031037468

1274Fractional ArithmeticNEERC 2003 Central Subregional699691

1275Knights of the Round TableNEERC 2003 Central Subregional1902450

1276TrainNEERC 2003 Central Subregional646747

1277Cops and ThievesNEERC 2003 Central Subregional611789

1278“… Connecting People”NEERC 2003 Central Subregional492976

1279WarehouseNEERC 2003 Central Subregional1165417

1280Topological SortingNEERC 2003 Central Subregional3433142

1281River BasinNEERC 2003 Central Subregional3431388

1282Game TreeNEERC 2003 Central Subregional1453335

1283DwarfUSU Personal Contest 20044107119

1284Space PokerUSU Personal Contest 20041982364

1285Thread in a HyperspaceUSU Personal Contest 20042911634

1286Starship TravelUSU Personal Contest 2004721673

1287Mars CanalsUSU Personal Contest 20041303375

1288AstrolocationUSU Personal Contest 20042032309

1289One Way TicketUSU Personal Contest 20041231396

1290SabotageSpring School Contest 2004621479

1291Gear-wheelsSpring School Contest 20041238394

1292Mars Space StationsSpring School Contest 20041308373

1293EniyaSpring School Contest 20043288015

1294Mars SatellitesSpring School Contest 20041580309

1295Crazy NotionsSpring School Contest 20043252151

1296HyperjumpSpring School Contest 2004654575

1297PalindromeSpring School Contest 2004599582

1298KnightSpring School Contest 20042142229

1299PsyloniansSpring School Contest 20043191495

1300TaxesUral Championship 19981642829

1301Cube in LabyrinthUral Championship 1998654741

1302Delta-waveUral Championship 19981423343

1303Minimal CoverageUral Championship 19982700182

1304ParallelepipedUral Championship 19982501893

1305Convex HullUral Championship 1998693700

1306Sequence MedianUral Championship 19983425143

1307ArchiverUral Championship 2004. Round 13781269

1308Dean's PyramidUral Championship 2004. Round 11632847

1309DisputeUral Championship 2004. Round 1803606

1310ACM DiagnosticsUral Championship 2004. Round 14451082

1311Stable ConstructionUral Championship 2004. Round 13321440

1312TrayUral Championship 2004. Round 11562967

1313Some Words about SportUral Championship 2004. Round 11419635

1314Chase in SubwayUral Championship 2004. Round 1802607

1315MDPAR and MIIARUral Championship 2004. Round 12481909

1316Electronic AuctionUral Championship 2004. Round 11112439

1317HailUral Championship 2004. Round 24521066

1318LogarithmUral Championship 2004. Round 23411403

1319HotelUral Championship 2004. Round 21258239

1320Graph DecompositionUral Championship 2004. Round 21672293

1321Floor IndicatorUral Championship 2004. Round 23621324

1322SpyUral Championship 2004. Round 21832267

1323ClassmatesUral Championship 2004. Round 2594815

1324Extra SpacesUral Championship 2004. Round 2525921

1325DirtUral Championship 2004. Round 2887549

1326Bottle TapsUral Championship 2004. Round 21210404

1327FusesAutumn School Contest 20041063247

1328FireballAutumn School Contest 20043481384

1329Galactic HistoryAutumn School Contest 20041054466

1330IntervalsAutumn School Contest 2004509297

1331VladislavaAutumn School Contest 2004490991

1332Genie BomberAutumn School Contest 2004791618

1333Genie Bomber 2Autumn School Contest 20042274217

1334CheckersAutumn School Contest 2004913537

1335White ThesisAutumn School Contest 20042772178

1336Problem of Ben BetsalelAutumn School Contest 20044090121

1337BureaucracyAutumn School Contest 20043141529

1338AutomobilesUSU Championship 20042721763

1339BabiesUSU Championship 2004556878

1340CucarachaUSU Championship 2004895021

1341DeviceUSU Championship 20044301130

1342EnterpriseUSU Championship 2004653750

1343Fairy TaleUSU Championship 20041169422

1344Gigantic TurnipUSU Championship 20041004519

1345HTMLUSU Championship 20043431408

1346Intervals of MonotonicityUSU Championship 20041676295

1347BlogSpring School Contest 20053531370

1348Goat in the Garden 2Spring School Contest 20052567193

1349FarmSpring School Contest 2005979851

1350CanteenSpring School Contest 20051261391

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005937525

1352Mersenne PrimesSpring School Contest 20053834129

1353Milliard Vasya's FunctionSpring School Contest 20054779104

1354Palindrome. Again PalindromeSpring School Contest 20053570139

1355Bald Spot RevisitedSpring School Contest 20052345211

1356Something EasierSpring School Contest 20051684294

1357Teakettle 1.0 for DummiesSpring School Contest 20054121179

1358CablesSpring School Contest 2005902545

1359ConstructionSpring School Contest 20054201157

1360Philosophical DisputeUral Championship 2005. Round 23801277

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22312066

1362Classmates 2Ural Championship 2005. Round 21102448

1363HalftonesUral Championship 2005. Round 2795594

1364LaraKillerUral Championship 2005. Round 2516947

1365Testing CalculatorUral Championship 2005. Round 2924881

1366PresentsUral Championship 2005. Round 2939525

1367Top SecretUral Championship 2005. Round 21533055

1368Goat in the Garden 3Ural Championship 2005. Round 21942441

1369Cockroach RaceUral Championship 2005. Round 22713456

1370MagicianUral Championship 2005. Round 2543891

1371Cargo AgencyUral Championship 2005. Round 1924535

1372Death StarUral Championship 2005. Round 1745944

1373Pictura ex MachinaUral Championship 2005. Round 1582843

1374MisereUral Championship 2005. Round 13311611

1375Bill CleversUral Championship 2005. Round 1910543

1376Dean's Pyramid 2Ural Championship 2005. Round 1419789

1377Lara CroftUral Championship 2005. Round 11702292

1378Artificial IntelligenceUral Championship 2005. Round 13281477

1379Cups TransportationUral Championship 2005. Round 1745661

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1104161

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1303567

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2741758

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest409987

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest904993

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2054242

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4231153

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3161532

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2016644

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest872566

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest419791

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest855256

1392Dreaming of Stars647760

1393Average Common Prefix4181156

1394Ships. Version 21420806

1395Pascal vs. C++. Version 21902392

1396Maximum. Version 22311980

1397Points Game2631697

1398Bishop and Pawn512868

1399Economical Director3210786

1400Cellular CharactersAutumn School Contest 2005901548

1401GamersAutumn School Contest 20051925258

1402CocktailsAutumn School Contest 20053890128

1403CourierAutumn School Contest 20051415350

1404Easy to Hack!Autumn School Contest 2005614281

1405Goat in the Garden 5Autumn School Contest 2005692711

1406Next NumberAutumn School Contest 20051452342

1407One-two, One-twoAutumn School Contest 20051295383

1408Polynomial MultiplicationAutumn School Contest 20054091192

1409Two GangstersAutumn School Contest 20053148716

1410CrackUSU Championship 20051276387

141140 Islands KnightsUSU Championship 20051503111

1412Autumn TideUSU Championship 20053221499

1413Mars JumperUSU Championship 20052817176

1414Astronomical DatabaseUSU Championship 20051116442

1415Mobile LifeUSU Championship 2005449215

1416ConfidentialUSU Championship 20051217406

1417Space Poker 2USU Championship 20052471937

1418Military StoryUSU Championship 2005544898

1419Maps of the Island WorldsUSU Championship 20053981220

1420Integer-Valued Complex DivisionUSU Championship 20052571864

1421Credit OperationsTimus Top Coders: First Challenge895538

1422FirefliesTimus Top Coders: First Challenge544878

1423String TaleTimus Top Coders: First Challenge2802173

1424MinibusTimus Top Coders: First Challenge671714

1425Queen 2Timus Top Coders: First Challenge2721725

1426RectanglesTimus Top Coders: First Challenge865067

1427SMSTimus Top Coders: First Challenge1324365

1428Jedi RiddleTimus Top Coders: First Challenge977493

1429BiscuitsTimus Top Coders: First Challenge1762615

1430Crime and PunishmentTimus Top Coders: First Challenge1044462

1431DiplomasUSU Personal Contest 20061342359

1432Twofold LuckUSU Personal Contest 2006517951

1433DiamondsUSU Personal Contest 20061868258

1434Buses in VasyukiUSU Personal Contest 20064701010

1435Financial ErrorUSU Personal Contest 2006480990

1436BillboardUSU Personal Contest 2006575829

1437Gasoline StationUSU Personal Contest 2006964498

1438Time Limit ExceededUSU Personal Contest 20061503031

1439Battle with You-Know-WhoUral Championship 20061067447

1440Training ScheduleUral Championship 2006674705

1441From the History of Gringotts BankUral Championship 20064131139

1442Floo PowderUral Championship 20061403213

1443RailsUral Championship 2006706673

1444ElephpotamusUral Championship 2006999478

1445Christmas giftsUral Championship 2006809588

1446Sorting HatUral Championship 2006530591

1447Portkey NetworkUral Championship 20064651015

1448Lighting in HogwartsUral Championship 2006824578

1449Credit Operations 2Timus Top Coders: Second Challenge3171465

1450Russian PipelinesTimus Top Coders: Second Challenge2378201

1451Beerhouse TaleTimus Top Coders: Second Challenge472994

1452Pascal vs. C++Timus Top Coders: Second Challenge772613

1453QueenTimus Top Coders: Second Challenge3901198

1454Rectangles 2Timus Top Coders: Second Challenge1802522

1455Freedom of SpeechTimus Top Coders: Second Challenge2162120

1456Jedi Riddle 2Timus Top Coders: Second Challenge632746

1457Heating MainTimus Top Coders: Second Challenge711567

1458War GamesTimus Top Coders: Second Challenge3851213

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2701670

1460WiresPetrozavodsk Winter 2006. USU Contest1024174

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest461993

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest549836

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest744620

1464LightPetrozavodsk Winter 2006. USU Contest1502922

1465Pawn GamePetrozavodsk Winter 2006. USU Contest934495

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1373180

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3781205

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest547831

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest4511005

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1834251

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2754168

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4261062

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest775323

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest641711

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1044062

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3481294

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1423047

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1063992

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest914585

1480CouponsUSU Championship 2006996459

1481Winning ChancesUSU Championship 20061852368

1482Triangle GameUSU Championship 20061363163

1483Table FootballUSU Championship 20061210379

1484Film RatingUSU Championship 2006697653

1485Football and LieUSU Championship 20062631691

1486Equal SquaresUSU Championship 2006661688

1487Chinese FootballUSU Championship 20063561262

1488ACM PokerUSU Championship 20062871555

1489Points on a ParallelepipedAutumn School Contest 20061175389

1490Fire CircleAutumn School Contest 20062320198

1491Unreal StoryAutumn School Contest 20062190210

1492Vasya's Dad 2Autumn School Contest 20062202005

1493One Step from HappinessAutumn School Contest 2006978447

1494MonobilliardsAutumn School Contest 20063997115

1495One-two, One-two 2Autumn School Contest 20061354338

1496SpammerAutumn School Contest 2006932549

1497Cutting a SquareAutumn School Contest 20061553295

1498Stroke at Full SpeedAutumn School Contest 2006518873

1499KerchiefsAutumn School Contest 20063041468

1500Pass LicensesNEERC 2006 Eastern Subregional710638

1501Sense of BeautyNEERC 2006 Eastern Subregional1737263

1502Domino DotsNEERC 2006 Eastern Subregional627073

1503PolynomialNEERC 2006 Eastern Subregional2521754

1504Good MannersNEERC 2006 Eastern Subregional1932264

1505Oil TransferNEERC 2006 Eastern Subregional1502873

1506Columns of NumbersNEERC 2006 Eastern Subregional3109147

1507Difficult DecisionNEERC 2006 Eastern Subregional1036439

1508Japanese PuzzleNEERC 2006 Eastern Subregional2721630

1509Domino RecognitionNEERC 2006 Eastern Subregional1213509

1510OrderNEERC 2006 Eastern Subregional526087

1511Fiscal OperationsTimus Top Coders: Third Challenge3761178

1512ZiniumTimus Top Coders: Third Challenge526848

1513Lemon TaleTimus Top Coders: Third Challenge1197377

1514National ParkTimus Top Coders: Third Challenge2431797

1515CashmasterTimus Top Coders: Third Challenge2137212

1516NostalgiaTimus Top Coders: Third Challenge2501749

1517Freedom of ChoiceTimus Top Coders: Third Challenge1734261

1518Jedi Riddle 3Timus Top Coders: Third Challenge4251045

1519Formula 1Timus Top Coders: Third Challenge1005448

1520Empire Strikes BackTimus Top Coders: Third Challenge1742471

1521War Games 2Timus Top Coders: Third Challenge2691168

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2461751

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1500297

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2313586

1525PathPetrozavodsk Winter 2007. D.Gozman Contest1020435

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3211355

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3751165

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1692263

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1093768

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest499881

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3131388

1532Lost in TranslationUSU Personal Contest 20072122014

1533Fat HobbitsUSU Personal Contest 20074141054

1534Football in GondorUSU Personal Contest 2007765577

1535The Hobbit or There and Back AgainUSU Personal Contest 2007892496

1536Delights of Pipe-weedUSU Personal Contest 2007537096

1537EntsUSU Personal Contest 20071581281

1538Towers of GuardUSU Personal Contest 20073431267

1539Intelligence DataUSU Personal Contest 20074051077

1540Battle for the RingUSU Personal Contest 20074001090

1541ChaseUSU Personal Contest 20071972160

1542AutocompletionUral Championship 2007680641

1543Dance RevolutionUral Championship 20071912200

1544Classmates 3Ural Championship 20073521222

1545HieroglyphsUral Championship 2007872451

1546Japanese SortingUral Championship 2007495876

1547Password SearchUral Championship 2007512847

1548Sakura and StatisticsUral Championship 20071716380

1549Another Japanese PuzzleUral Championship 20071772365

1550Dean's Pyramid 3Ural Championship 2007731597

1551Sumo TournamentUral Championship 20071533287

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3551171

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1439295

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest666632

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest349713

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest359497

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2301781

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest497843

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894317

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest457915

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1402849

1562GM-pineappleUSU Championship 20071027411

1563BayanUSU Championship 2007778355

1564Counting OnesUSU Championship 2007613684

1565The Duel for ThreeUSU Championship 20072311768

1566Triangular PostcardsUSU Championship 20071283087

1567SMS-spamUSU Championship 20071064440

1568Train Car SortingUSU Championship 20072521626

1569Networking the “Iset”USU Championship 2007432964

1570Eating HighUSU Championship 2007463901

1571InterpretersUSU Championship 2007946446

1572Yekaterinozavodsk Great WellAutumn School Contest 20072960143

1573AlchemyAutumn School Contest 20074042105

1574Mathematicians and bracketsAutumn School Contest 20071176359

1575Yekaterinburg Subway 2Autumn School Contest 2007451923

1576Telephone TariffsAutumn School Contest 20072961143

1577E-mailAutumn School Contest 2007886475

1578Mammoth HuntAutumn School Contest 2007479870

1579Coat TransportationAutumn School Contest 2007860489

1580Dean's DebtsAutumn School Contest 2007468890

1581TeamworkAutumn School Contest 20071047841

1582BookmakersNEERC 2007 Eastern Subregional3566119

1583CheeseNEERC 2007 Eastern Subregional2171868

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3111321

1585PenguinsNEERC 2007 Eastern Subregional1101438

1586Threeprime NumbersNEERC 2007 Eastern Subregional2934144

1587Flying PigNEERC 2007 Eastern Subregional518803

1588JamaicaNEERC 2007 Eastern Subregional1314320

1589SokobanNEERC 2007 Eastern Subregional1219275

1590Bacon’s CipherNEERC 2007 Eastern Subregional2231189

1591Abstract ThinkingNEERC 2007 Eastern Subregional3941050

1592Chinese WatchesNEERC 2007 Eastern Subregional696601

1593Square Country. Version 2513729

1594Aztec Treasure674823

1595Perfect Sequence3151142

1596Knight Mare209626

1597Chernobyl’ Eagle on a Roof. Version 2982067

1598DSA Attack374711

1599Winding Number872016

1600AirportUSU Personal Contest 2008737552

1601AntiCAPSUSU Personal Contest 2008456690

1602ElevatorUSU Personal Contest 2008919444

1603EruditeUSU Personal Contest 20081635251

1604Country of FoolsUSU Personal Contest 20082130193

1605Devil's SequenceUSU Personal Contest 2008677600

1606SlalomUSU Personal Contest 2008577702

1607TaxiUSU Personal Contest 2008884847

1608Lucky Tickets 2008Ural Championship 20083971006

1609Tram TileUral Championship 20081352825

1610CactusesUral Championship 20082011941

1611DecimationUral Championship 2008572704

1612Tram ForumUral Championship 20082800146

1613For Fans of StatisticsUral Championship 20082982137

1614National Project “Trams”Ural Championship 2008487824

1615Tram SolitaireUral Championship 20081961988

1616Square Country 4Ural Championship 2008943938

1617Flat SpotsUral Championship 2008643564

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest814360

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest554703

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2591475

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest744723

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1203052

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1133226

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest635435

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3811015

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest407935

1627JoinPetrozavodsk Winter 2008. ITMO Contest3601072

1628White StreaksUSU Championship 20081642237

1629TripUSU Championship 2008470816

1630TalismanUSU Championship 2008384994

1631Drunk King 2USU Championship 2008831466

1632LasersUSU Championship 2008814305

1633HippogriffsUSU Championship 2008509755

1634Spider MiteUSU Championship 20081712165

1635Mnemonics and PalindromesUSU Championship 20082013194

1636Penalty TimeUSU Championship 2008670758

1637Triangle Game 2USU Championship 20081103265

1638BookwormUSU Championship 2008593266

1639Chocolate 2Autumn School Contest 20081227132

1640Circle of WinterAutumn School Contest 20082270171

1641DutiesAutumn School Contest 2008783492

16421D MazeAutumn School Contest 2008406596

1643Attack of the Dark FortressAutumn School Contest 2008908425

1644A Whole Lot of WalnutsAutumn School Contest 2008400497

1645Ski RaceAutumn School Contest 20081986196

1646Godzilla Strikes Back!Autumn School Contest 2008446856

1647Divide an Island!Autumn School Contest 2008471812

1648YachtsAutumn School Contest 20081038373

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional457090

1650BillionairesNEERC 2008 Eastern Subregional1374282

1651Shortest SubchainNEERC 2008 Eastern Subregional1110348

1652Banking CrisisNEERC 2008 Eastern Subregional1372652

1653Death ConveyorNEERC 2008 Eastern Subregional476841

1654Cipher MessageNEERC 2008 Eastern Subregional664159

1655Somali PiratesNEERC 2008 Eastern Subregional1931921

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1942200

1657Cube SnakeNEERC 2008 Eastern Subregional2571460

1658Sum of DigitsNEERC 2008 Eastern Subregional1980196

1659Regular TrianglesNEERC 2008 Eastern Subregional606633

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest496535

1661DodecahedronPetrozavodsk Winter 2008. USU Contest923780

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest744590

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1183012

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1921909

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest894426

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2961260

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1871957

1668Death Star 2Petrozavodsk Winter 2008. USU Contest585670

1669Universal WordPetrozavodsk Winter 2008. USU Contest2771343

1670AsteriskPetrozavodsk Summer 2008. USU Contest1991836

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3142122

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2411285

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2881288

1674Drunk KingPetrozavodsk Summer 2008. USU Contest536090

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2061776

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2151705

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2381547

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest526188

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest375997

1680The First NonqualifyingUSU Personal Contest 20091774213

1681Brother Bear's GardenUSU Personal Contest 2009933683

1682Crazy ProfessorUSU Personal Contest 2009699535

1683FridgeUSU Personal Contest 20092901130

1684Jack's Last WordUSU Personal Contest 20091449260

1685OrthographyUSU Personal Contest 20092156175

1686Photovoltaic SpaceshipUSU Personal Contest 20092521448

1687Numismatics for FunUSU Personal Contest 20092971236

1688Team.GOV!USU Personal Contest 20092950128

1689Fisherman and BarbellUSU Personal Contest 2009416891

1690Army of MagesPetrozavodsk Winter 2009. USU Contest604616

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1073232

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1031363

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2411122

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1172977

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1182954

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest423873

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest605402

1698Square Country 5Petrozavodsk Winter 2009. USU Contest602618

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3501050

1700AwakeningUral Championship 2009789471

1701Ostap and PartnersUral Championship 2009594623

1702CrossroadUral Championship 20091632175

1703Robotic ArmUral Championship 20092161665

1704DemodulationUral Championship 20091103136

1705Gangster HaresUral Championship 2009408900

1706Cipher Message 2Ural Championship 2009570649

1707Hypnotoad's SecretUral Championship 20091901881

1708Sum of Digits 2Ural Championship 20092211757

1709Penguin-AviaUral Championship 20092442153

1710Boris, You Are Wrong!Ural Championship 2009582636

1711Code NamesNEERC 2009 Eastern Subregional2794128

1712Cipher GrilleNEERC 2009 Eastern Subregional441681

1713Key SubstringsNEERC 2009 Eastern Subregional583607

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1073077

1715Another Ball KillerNEERC 2009 Eastern Subregional360973

1716Alternative SolutionNEERC 2009 Eastern Subregional474744

1717Eligibility RulesNEERC 2009 Eastern Subregional1572156

1718RejudgeNEERC 2009 Eastern Subregional1222292

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2341475

1720Summit Online JudgeNEERC 2009 Eastern Subregional366957

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional634559

1722Observation DeckUral Regional School Programming Contest 20092701283

1723Sandro's BookUral Regional School Programming Contest 2009588261

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009553638

1725Sold Out!Ural Regional School Programming Contest 20092651135

1726VisitsUral Regional School Programming Contest 20092078172

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091859192

1728Curse on Team.GOVUral Regional School Programming Contest 2009692512

1729Dead Man's ChestUral Regional School Programming Contest 2009578611

1730ManBearPigUral Regional School Programming Contest 20093151106

1731DillUral Regional School Programming Contest 20093557101

1732Ministry of TruthUSU Championship 2009812436

1733Forgotten TechnologyUSU Championship 2009674651

1734Endgame DatabaseUSU Championship 20091602106

1735Theft of the CenturyUSU Championship 20091142888

1736Chinese HockeyUSU Championship 20093041140

1737Mnemonics and Palindromes 3USU Championship 20091477241

1738Computer SecurityUSU Championship 2009365955

1739FaryuksUSU Championship 20091721968

1740Deer is Better!USU Championship 20092619136

1741Communication FiendUSU Championship 20091292275

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1163299

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest371921

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1632029

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest421815

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2111589

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2571315

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1353258

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1642018

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2831198

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest863657

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1403248

1753BookshelfUSU Personal Contest 20101078319

1754Explosion in a PyramidUSU Personal Contest 2010544626

1755CakeUSU Personal Contest 2010423801

1756One and a Half DiggersUSU Personal Contest 20102031170

1757Gold BarsUSU Personal Contest 20101472210

1758Bald Spot Revisited 2USU Personal Contest 20101202669

1759Long-LiversUSU Personal Contest 2010769445

1760Infernal WorkUSU Personal Contest 2010522652

1761Binary PalindromeUSU Personal Contest 20103201051

1762Search for a Hiding-PlaceUSU Personal Contest 20102061606

1763Expert FleaUral Championship 2010565221

1764TranssibUral Championship 20101901723

1765Error 404Ural Championship 2010754053

1766Humpty DumptyUral Championship 20102521315

1767The House of Doctor DeeUral Championship 2010481702

1768Circular StringsUral Championship 20102921141

1769Old Ural LegendUral Championship 20101753195

1770The Party of Ural ChampionsUral Championship 20101961673

1771A Deputy's MorningUral Championship 2010476045

1772Ski-Trails for RobotsUral Championship 2010474712

1773Metro to Every HomeUral Championship 2010417807

1774Barber of the Army of MagesUral SU Championship 2010673483

1775Space BowlingUral SU Championship 2010362886

1776Anniversary FireworkUral SU Championship 2010730445

1777AnindilyakwaUral SU Championship 20102773118

1778Chinese Hockey 2Ural SU Championship 2010664338

1779The Great TeamUral SU Championship 20101029317

1780Gray CodeUral SU Championship 2010367874

1781Clean CodeUral SU Championship 20101522035

1782Jack's New WordUral SU Championship 20101532022

1783Nuclear Arms RaceUral SU Championship 2010721451

1784RoundersUral SU Championship 20102781145

1785Lost in LocalizationUral Regional School Programming Contest 20102084416

1786Sandro's BiographyUral Regional School Programming Contest 20103192103

1787Turn for MEGAUral Regional School Programming Contest 20101329925

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102160152

1789Searching for the DodecahedronUral Regional School Programming Contest 20101596205

1790Searching for the TruthUral Regional School Programming Contest 20102431301

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102291377

1792Hamming CodeUral Regional School Programming Contest 2010414579

1793Tray 2Ural Regional School Programming Contest 2010861378

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101735189

1795Husband in a ShopUral Regional School Programming Contest 20101379237

1796Amusement ParkUral Regional School Programming Contest 20103167104

1797Summit Online Judge. Version 2405474

1798Fire Circle. Version 2543113

1799Sasha and swag strings334544

1800Murphy's LawNEERC 2010 Eastern Subregional1846177

1801The Revolution CupNEERC 2010 Eastern Subregional505466

1802Cube PuzzleNEERC 2010 Eastern Subregional1542000

1803The Czechs' RiflesNEERC 2010 Eastern Subregional456704

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional847383

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional341934

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1022318

1807Cartridges for MaximNEERC 2010 Eastern Subregional2261390

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1651874

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional567568

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest694057

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2221382

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1072739

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest2001526

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest943082

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest634391

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1262357

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest319974

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1521979

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest357123

1820Ural SteaksUSU Personal Contest 20111259925

1821BiathlonUSU Personal Contest 20111899166

1822Hugo II's WarUSU Personal Contest 2011467664

1823Ideal GasUSU Personal Contest 2011966324

1824Ifrit BomberUSU Personal Contest 20113001022

1825Ifrit Bomber 2USU Personal Contest 2011353872

1826MinefieldUSU Personal Contest 20111079291

1827Indigenous WarsUSU Personal Contest 20112721123

1828Approximation by a ProgressionUSU Personal Contest 2011694450

1829Routing TablesUSU Personal Contest 2011893199

1830Help in the RNOSUral Championship 2011347878

1831Tsyfirkin's LessonUral Championship 20111302238

1832Arirang ShowUral Championship 2011342890

1833Hopes of RowingUral Championship 20111422061

1834Tennis RacketUral Championship 2011584608

1835Swamp DoctorUral Championship 2011943013

1836Babel FishUral Championship 20112761096

1837Isenbaev's NumberUral Championship 2011538058

1838Samurai's StrokeUral Championship 2011448684

1839The MentaculusUral Championship 20111172467

1840Victim of AdvertisingUral Championship 2011258952

1841CablewaysPetrozavodsk Summer 2010. USU Contest1382042

1842Local RootsPetrozavodsk Summer 2010. USU Contest366570

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest663976

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1911504

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest584444

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1997151

1847ZamkadyePetrozavodsk Summer 2010. USU Contest564579

1848Fly HuntPetrozavodsk Summer 2010. USU Contest475302

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1182361

1850Space TourismPetrozavodsk Summer 2010. USU Contest1002747

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1761622

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1172376

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest327184

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest734406

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2361227

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest713725

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2271273

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest693819

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest624191

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest666446

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest309946

1862Very Wealthy MoleUral FU Championship 20112431186

1863Peaceful AtomUral FU Championship 20112841021

1864Get-Together at Den'sUral FU Championship 20111840162

1865The Island of MärketUral FU Championship 2011833227

1866Poetic FootUral FU Championship 2011406721

1867NanotechnologiesUral FU Championship 20111112480

1868Prediction ContestUral FU Championship 20112031147

1869New Year CruiseUral FU Championship 20111349221

1870Zinium 2Ural FU Championship 2011449654

1871Seismic WavesUral FU Championship 2011497592

1872Spacious OfficeUral FU Championship 2011397737

1873GOV ChroniclesUral Regional School Programming Contest 2011855346

1874Football GoalUral Regional School Programming Contest 20111606185

1875Angry BirdsUral Regional School Programming Contest 2011316919

1876Centipede's MorningUral Regional School Programming Contest 2011575052

1877Bicycle CodesUral Regional School Programming Contest 20111583319

1878Rubinchik's CubeUral Regional School Programming Contest 20111494199

1879GOV-internship 2Ural Regional School Programming Contest 20112111355

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011997930

1881Long problem statementUral Regional School Programming Contest 2011504859

1882Old NokiaUral Regional School Programming Contest 20111042628

1883Ent's BirthdayUral Regional School Programming Contest 20112521143

1884Way to the UniversityUral Regional School Programming Contest 2011457641

1885Passenger ComfortNEERC 2011 Eastern Subregional1525195

1886Trip 2NEERC 2011 Eastern Subregional1401993

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2831021

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional659447

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1047283

1890Money out of Thin AirNEERC 2011 Eastern Subregional676436

1891Language OceanNEERC 2011 Eastern Subregional448653

1892Morning in KoltsovoNEERC 2011 Eastern Subregional350831

1893A380NEERC 2011 Eastern Subregional526057

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1731634

1895Steaks on BoardNEERC 2011 Eastern Subregional1332091

1896War Games 2.1197875

1897Alice and Bob and a string145181

1900Brainwashing DeviceUral Championship 2012541494

1901Space ElevatorsUral Championship 2012554483

1902Neo-VeniceUral Championship 20122562106

1903Unidentified ShipsUral Championship 2012307859

1904The Lessons of the PastUral Championship 2012611438

1905Travel in TimeUral Championship 20122451068

1906The Lost CivilizationUral Championship 2012277359

1907Coffee and BunsUral Championship 20122091243

1908Brute-force SearchUral Championship 20121281973

1909Space ReconUral Championship 2012524392

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional825633

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional534313

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2211176

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1441765

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional544246

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1330203

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional773124

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1238218

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional302871

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1261998

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional399664

1921Chaos and OrderUral Regional School Programming Contest 20122211174

1922Superhero TeamUral Regional School Programming Contest 2012917293

1923Scary PoliticsUral Regional School Programming Contest 2012523509

1924Four ImpsUral Regional School Programming Contest 2012750136

1925British Scientists Save the WorldUral Regional School Programming Contest 2012421764

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012272962

1927Herbs and MagicUral Regional School Programming Contest 20122531031

1928Another Ecology ProblemUral Regional School Programming Contest 2012364725

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012757354

1930Ivan's CarUral Regional School Programming Contest 20121616167

1931Excellent TeamUral FU Championship 20121737155

1932The Secret of IdentifierUral FU Championship 2012290901

1933Guns for Battle!Ural FU Championship 2012711375

1934Black SpotUral FU Championship 2012802333

1935Tears of DrownedUral FU Championship 2012363974

1936RoshamboUral FU Championship 20122381089

1937Davy Jones’s OrganUral FU Championship 20122251150

1938Caribbean TriangleUral FU Championship 2012464824

1939First SealUral FU Championship 2012335783

1940Not So Simple YearsUral FU Championship 2012335783

1941Scary Martian WordUral FU Personal Contest 2012644407

1942Attack at the OrbitUral FU Personal Contest 2012433600

1943Space RummyUral FU Personal Contest 2012310831

1944Record of the Attack at the OrbitUral FU Personal Contest 20121219216

1945Many-armed BrothersUral FU Personal Contest 2012753129

1946Chinese Hockey 3Ural FU Personal Contest 20121441727

1947MeanderUral FU Personal Contest 20121561602

1948The Robot on the LineUral FU Personal Contest 20122151182

1949The Best Picture in the GalaxyUral FU Personal Contest 20121851364

1950Martian FarmlandsUral FU Personal Contest 20121281928

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1301815

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1211550

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection992331

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection593683

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection743025

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection982353

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385294

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection603630

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection246993

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection600417

1961Cantonese DialectUral FU Personal Contest 2013299821

1962In Chinese RestaurantUral FU Personal Contest 2013333739

1963KiteUral FU Personal Contest 2013547455

1964Chinese DialectsUral FU Personal Contest 20131613156

1965Pear TreesUral FU Personal Contest 2013246991

1966Cycling RoadsUral FU Personal Contest 2013373662

1967Programmer CasinoUral FU Personal Contest 2013365513

1968Glass PyramidUral FU Personal Contest 20131591501

1969Hong Kong TramUral FU Personal Contest 2013832727

1970皇后像廣場Ural FU Personal Contest 20132121142

1971Graphics SettingsUral Championship 2013386633

1972Game TestingUral Championship 2013673254

1973Location GeneratorUral Championship 2013345694

1974Similar TunesUral Championship 20132211085

1975Model of the EarthUral Championship 2013454556

1976Game OptimizationUral Championship 20131961216

1977Energy WallUral Championship 2013982320

1978E-LiteUral Championship 2013742983

1979Resources DistributionUral Championship 20131911247

1980Road to InvestorUral Championship 2013401610

1981Parallel and PerpendicularUral FU Championship 2013597404

1982Electrification PlanUral FU Championship 20131882129

1983Nectar GatheringUral FU Championship 20131511522

1984Dummy GuyUral FU Championship 20131278190

1985Prime SquareUral FU Championship 20131251815

1986Paul’s SaladsUral FU Championship 20132161084

1987Nested SegmentsUral FU Championship 20131573155

1988Planet Ocean LandingUral FU Championship 20132191070

1989SubpalindromesUral FU Championship 2013767315

1990PodracingNEERC 2013 Eastern Subregional241974

1991The battle near the swampNEERC 2013 Eastern Subregional547045

1992CVSNEERC 2013 Eastern Subregional651370

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1305186

1994The Emperor's planNEERC 2013 Eastern Subregional241974

1995Illegal spicesNEERC 2013 Eastern Subregional434551

1996Cipher Message 3NEERC 2013 Eastern Subregional2041142

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional469510

1998The old PadawanNEERC 2013 Eastern Subregional714338

1999The secret moduleNEERC 2013 Eastern Subregional266790

2000Grand Theft Array VUral Regional School Programming Contest 20131694143

2001Mathematicians and BerriesUral Regional School Programming Contest 20131134221

2002Test TaskUral Regional School Programming Contest 2013355868

2003Simple MagicUral Regional School Programming Contest 2013730329

2004Scientists from SpilkovoUral Regional School Programming Contest 2013337702

2005Taxi for ProgrammersUral Regional School Programming Contest 2013286885

2006Kirill the GardenerUral Regional School Programming Contest 2013543804

2007Mutants versus MachinesUral Regional School Programming Contest 20131271777

2008SwiftyUral Regional School Programming Contest 2013238982

2009Canteen LineUral Regional School Programming Contest 2013304775

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20132009121

2011Long StatementUral Regional School Programming Contest 2013260493

2012About Grisha N.NEERC 2014 Eastern Subregional1347116

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional244865

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional424506

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional797272

2016Magic and ScienceNEERC 2014 Eastern Subregional187842

2017Best of a bad lotNEERC 2014 Eastern Subregional1661248

2018The Debut AlbumNEERC 2014 Eastern Subregional2182100

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional844257

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1531142

2021Scarily interesting!NEERC 2014 Eastern Subregional529407

2022Riding a ToadNEERC 2014 Eastern Subregional523542

2023Donald is a postmanNEERC 2014 Eastern Subregional596537

2024Adventure TimeUral Regional School Programming Contest 2014720299

2025Line FightingUral Regional School Programming Contest 2014302472

2026Dean and ScheduleUral Regional School Programming Contest 2014398536

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014447478

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014271778

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014349609

2030Awesome Backup SystemUral Regional School Programming Contest 2014450475

2031Overturned NumbersUral Regional School Programming Contest 2014279078

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014302701

2033DevicesUral Regional School Programming Contest 20142074105

2034CaravansUral Regional School Programming Contest 2014753287

2035Another Dress RehearsalUral Regional School Programming Contest 2014309770

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1371477

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1901086

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest812386

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest236580

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest264793

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest892193

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest414258

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest394432

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest802413

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest487437

2046The First Day at SchoolUral Championship 2015440457

2047MathsUral Championship 2015457440

2048HistoryUral Championship 2015247799

2049ChemistryUral Championship 2015553161

20503D-modelingUral Championship 2015622853

2051PhysicsUral Championship 2015443805

2052Physical EducationUral Championship 20151401370

2053BiologyUral Championship 2015533261

2054AstronomyUral Championship 2015187337

2055Urban GeographyUral Championship 20151371398

2056ScholarshipUral Championship 2015480743

2057Non-palidromic cuttingPalindromic Contest 473521

2058100500 palidnromesPalindromic Contest 1121645

2059Not common palindromesPalindromic Contest 1391347

2060Subpalindrome pairsPalindromic Contest 317614

2061OEIS A216264Palindromic Contest 523238

2062Ambitious ExperimentUral Regional School Programming Contest 2015751255

2063Black and WhiteUral Regional School Programming Contest 2015428443

2064CaterpillarsUral Regional School Programming Contest 2015213870

2065Different SumsUral Regional School Programming Contest 2015701273

2066Simple ExpressionUral Regional School Programming Contest 2015720627

2067Friends and BerriesUral Regional School Programming Contest 2015663288

2068Game of NutsUral Regional School Programming Contest 2015201796

2069Hard RockUral Regional School Programming Contest 2015982196

2070Interesting NumbersUral Regional School Programming Contest 2015915210

2071Juice CocktailsUral Regional School Programming Contest 2015322585

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151028187

2073Log FilesUral Regional School Programming Contest 2015928207

2074Timus problems classifierQualification of Eastern Subregional 2015200884

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015552855

2076VasianaQualification of Eastern Subregional 2015167137

2077ReductionsQualification of Eastern Subregional 2015176873

2078Bowling gameUral Championship 2016577304

2079Memory leaksUral Championship 2016255102

2080WalletUral Championship 2016255674

2081Faulty dialUral Championship 2016272633

2082PokerUral Championship 2016128098

2083The Guardian of TraditionsUral Championship 2016612515

2084Technical debtUral Championship 2016423434

2085Magic ProgrammerUral Championship 2016921751

2086Find DenisUral Championship 2016245252

2087TrainsUral Championship 2016373799

2088Nostalgic EveningUral Championship 2016196118

2089Experienced coachUral Championship 2016198859

2090Crossroads of DestinyUral FU Personal Contest 2014235341

2091Natural SelectionUral FU Personal Contest 2014747233

2092BoleroUral FU Personal Contest 20141561062

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141251306

2094Thousand ImpsUral FU Personal Contest 2014186294

2095ScrumUral FU Personal Contest 2014693251

2096All InclusiveUral FU Personal Contest 2014483039

2097Snowboarding on SpilnayaUral FU Personal Contest 2014682260

2098Lada PrioraUral FU Personal Contest 2014628276

2099Space InvaderUral FU Personal Contest 2014280608

2100Wedding DinnerUral FU Junior Championship 2016596828

2101Knight's ShieldUral FU Junior Championship 2016951595

2102Michael and CryptographyUral FU Junior Championship 20161282130

2103Corporate MailUral FU Junior Championship 20161431095

2104Game with a StripUral FU Junior Championship 2016499329

2105Alice and Bob are on BikesUral FU Junior Championship 2016731226

2106DeserializationUral FU Junior Championship 2016169936

2107Oppa Funcan StyleUral FU Junior Championship 20161071431

2108Oleg and Little PoniesUral FU Junior Championship 2016399409

2109Tourism on MarsUral FU Junior Championship 2016346470

2110Remove or MaximizeUral FU Junior Championship 2016172920

2111PlatoUniversity academic school olympiad in informatics 2019170365

2112Battle logUniversity academic school olympiad in informatics 2019153687

2113Survive the floodUniversity academic school olympiad in informatics 2019286378

2114My craftUniversity academic school olympiad in informatics 2019125829

2115The Knowledge DayUniversity academic school olympiad in informatics 2019592186

2116He is not a knight for youUniversity academic school olympiad in informatics 2019137761

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019202528

2118Cipher Message 4Petrozavodsk Summer 2018. t.me/umnik_team Contest801220

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest135757

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest621524

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest152678

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest154390

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest103971

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest911087

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest282888

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest731322

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest203659

2128Rubina's SolitaireLater is better than never106906

2129Mortgage in Far Away KingdomLater is better than never105914

2130Alice + BobLater is better than never118821

2131Open CupLater is better than never105253

2132Graph Decomposition. Version 2Later is better than never551616

2133Terms of referenceLater is better than never352335

2134StampmanLater is better than never691330

2135Pauline and commitsLater is better than never105914

2136John vs SantaLater is better than never422020

2137Dynamic string complexityLater is better than never95529

2138The Good, the Bad and the UglyUral School Programming Contest 2019988100

2139Experiment with JuiceUral School Programming Contest 2019153998

2140BitMazeCraftUral School Programming Contest 201992980

2141Sasha VilkinUral School Programming Contest 2019448218

2142MagicUral School Programming Contest 2019864114

2143Victoria!Ural School Programming Contest 2019153613

2144Cleaning the RoomUral School Programming Contest 2019441222

2145Olympiad for EveryoneUral School Programming Contest 2019302320

2146Quiz ShowUral School Programming Contest 2019165571

2147City BuildingUral School Programming Contest 2019491694

2148Insane ShotUral School Programming Contest 2019197483

2149Pigeonhole PrincipleUral School Programming Contest 2019747132

21504B and ZooUral School Programming Contest 2020581064

2151MahjongUral School Programming Contest 202090724

2152Tax FeesUral School Programming Contest 202068928

2153Perfect SquadUral School Programming Contest 202082787

2154Flight on a CannonballUral School Programming Contest 2020232193

2155QuadrocopterUral School Programming Contest 202073872

2156Interesting ConversationsUral School Programming Contest 2020129521

2157SkydivingUral School Programming Contest 2020491226