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Problem set


1000A+B Problem9946916

1001Reverse Root3082715

1002Phone NumbersCentral European Olympiad in Informatics 19996641221

1003ParityCentral European Olympiad in Informatics 19993836383

1004Sightseeing TripCentral European Olympiad in Informatics 19992549575

1005Stone PileUSU Championship 19971774083

1006Square FramesUSU Championship 19971549943

1007Code WordsUSU Championship 19973771389

1008Image EncodingUSTU PhysTech Cup 20004135354

1009K-based NumbersUSU Championship 19971583693

1010Discrete FunctionUSTU PhysTech Cup 20005220281

1011ConductorsUSU Championship 19976080241

1012K-based Numbers. Version 28369175

1013K-based Numbers. Version 31142189

1014Product of DigitsUSU Local Contest. 19991548295

1015Test the Difference!USU Local Contest. 19993340437

1016Cube on the WalkUSU Local Contest. 19991839792

1017StaircasesUSU Local Contest. 19999485154

1018Binary Apple TreeUSU Local Contest. 19995347273

1019Line PaintingUSU Local Contest. 19993253449

1020RopeAutumn School Contest 20001472699

1021Sacrament of the SumAutumn School Contest 200010138144

1022Genealogical TreeAutumn School Contest 200010610138

1023ButtonsAutumn School Contest 20006993209

1024PermutationsAutumn School Contest 20004716310

1025Democracy in DangerAutumn School Contest 20002180767

1026Questions and AnswersAutumn School Contest 20009289157

1027D++ AgainAutumn School Contest 20002396608

1028StarsUral Championship 19995567262

1029MinistryUral Championship 19993684344

1030TitanicUral Championship 19991690858

1031Railway TicketsUral Championship 19993878375

1032Find a MultipleUral Championship 19994230300

1033LabyrinthUral Championship 19996336230

1034Queens in Peaceful PositionsUral Championship 19991861780

1035Cross-stitchUral Championship 199910991312

1036Lucky Tickets4885298

1037Memory ManagementUSU Championship 200012431154

1038Spell CheckerUSU Championship 20003090466

1039Anniversary PartyUSU Championship 20003819377

1040Airline CompanyUSU Championship 20001461982

1041NikiforUSU Championship 20006342244

1042Central HeatingUSU Championship 20001794801

1043Cover an ArcUSU Championship 20008921602

1044Lucky Tickets. Easy!USU Championship 200012052120

1045Funny GameUSU Local Contest. March 20002771514

1046Geometrical DreamsUSU Local Contest. March 20007631847

1047Simple CalculationsUSU Local Contest. March 20004939289

1048Superlong SumsUSU Local Contest. March 20007313195

1049Brave BalloonistsUSU Local Contest. March 20005881243

1050Preparing an ArticleUSU Local Contest. March 200010191388

1051Simple Game on a GridUSU Local Contest. March 20002788510

1052Rabbit HuntUSU Local Contest. March 20006202230

1053PinocchioNEERC 2000 Central Subregional4335328

1054Tower of HanoiNEERC 2000 Central Subregional2182650

1055CombinationsNEERC 2000 Central Subregional3494407

1056Centers of the NetNEERC 2000 Central Subregional2637538

1057Amount of DegreesNEERC 2000 Central Subregional2007707

1058ChocolateNEERC 2000 Central Subregional4972804

1059ExpressionNEERC 2000 Central Subregional2186649

1060Flip GameNEERC 20003735360

1061Buffer ManagerNEERC 20002098640

1062TriathlonNEERC 20007381803

1063Domino PuzzleNEERC 20006152157

1064Binary SearchNEERC 20002129631

1065FrontierNEERC 20009811362

1066GarlandNEERC 20002414556

1067Disk TreeNEERC 20003011446


1069Prufer CodeUSU Personal Contest 20012521518

1070Local TimeUSU Personal Contest 20012025645

1071Nikifor 2USU Personal Contest 20012170602

1072RoutingUSU Personal Contest 20012703483

1073Square CountryUSU Personal Contest 20019092144

1074Very Short ProblemUSU Personal Contest 20016232072

1075Thread in a SpaceUSU Personal Contest 20016322043


1077Travelling Tours1180397

1078SegmentsWinter Mathematical Festival Varna 20013761344

1079MaximumWinter Mathematical Festival Varna 200111868109

1080Map ColoringWinter Mathematical Festival Varna 20016006216

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014967261

1082Gaby IvanushkaSpring School Contest 200110603121

1083Factorials!!!Spring School Contest 20011906867

1084Goat in the GardenSpring School Contest 20018699148

1085MeetingSpring School Contest 20012105608

1086CryptographySpring School Contest 200112075106

1087The Time to Take StonesSpring School Contest 20014813267

1088Ilya MurometzSpring School Contest 20011780719

1089Verification with the DictionarySpring School Contest 20011537831

1090In the Army NowUSU Local Contest. March 20013498348

1091Tmutarakan ExamsUSU Local Contest. March 20012344519

1092TransversalUSU Local Contest. March 20015332251

1093DartsUSU Local Contest. March 20016161953

1094E-screenUSU Local Contest. March 20012743444

1095Nikifor 3USU Local Contest. March 20012186557

1096Get the Right Route Plate!USU Local Contest. March 20011760691

1097Square Country 2USU Local Contest. March 20019071333


1099Work Scheduling9601140

1100Final StandingsTetrahedron Team Online Contest May 20011068444

1101Robot in the FieldTetrahedron Team Online Contest May 2001848548

1102Strange DialogTetrahedron Team Online Contest May 20012744171

1103Pencils and CirclesTetrahedron Team Online Contest May 2001937497

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001502193

1105Observers ColoringTetrahedron Team Online Contest May 2001572808

1106Two TeamsTetrahedron Team Online Contest May 2001629275

1107Warehouse ProblemTetrahedron Team Online Contest May 20011125414

1108HeritageBulgarian Online Contest September 20011912246

1109ConferenceBulgarian Online Contest September 20011912246

1110PowerBulgarian Online Contest September 2001906652

1111SquaresBulgarian Online Contest September 20011190394

1112CoverBulgarian Online Contest September 20012897163

1113JeepBulgarian Online Contest September 20011775265

1114BoxesBulgarian Online Contest September 20012493189

1115ShipsBulgarian Online Contest September 20011137412

1116Piecewise Constant FunctionAutumn School Contest 20011453323

1117HierarchyAutumn School Contest 20011724273

1118Nontrivial NumbersAutumn School Contest 20014601103

1119MetroAutumn School Contest 2001657272

1120Sum of Sequential NumbersAutumn School Contest 2001539088

1121BranchesAutumn School Contest 20011378341

1122GameAutumn School Contest 20011949241

1123SalaryAutumn School Contest 20013921120

1124MosaicUSU Championship 20011578298

1125HopscotchUSU Championship 20012056229

1126Magnetic StormsUSU Championship 2001512692

1127Colored BricksUSU Championship 20011489316

1128Partition into GroupsUSU Championship 20011132414

1129Door PaintingUSU Championship 20011073437

1130Nikifor's WalkUSU Championship 2001500928

1131CopyingUSU Championship 2001626375

1132Square Root831563

1133Fibonacci SequenceNEERC 2001 Central Subregional2140220

1134CardsNEERC 2001 Central Subregional2440193

1135RecruitsNEERC 2001 Central Subregional2884164

1136ParliamentNEERC 2001 Central Subregional475599

1137Bus RoutesNEERC 2001 Central Subregional1406334

1138Integer PercentageNEERC 2001 Central Subregional2354200

1139City BlocksNEERC 2001 Central Subregional612777

1140Swamp IncidentNEERC 2001 Central Subregional1268370

1141RSA Attack1289365

1142RelationsDSAP Vietnam Online Contest November 20013148150

1143Electric PathDSAP Vietnam Online Contest November 2001817573

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012441865

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011244378

1146Maximum SumDSAP Vietnam Online Contest November 2001595679

1147Shaping RegionsDSAP Vietnam Online Contest November 2001614759

1148Building TowersDSAP Vietnam Online Contest November 20012641729

1149Sinus Dances786060

1150Page NumbersUral Championship 2001. Round 21937243

1151RadiobeaconsUral Championship 2001. Round 24431046

1152False MirrorsUral Championship 2001. Round 23020156

1153SupercomputerUral Championship 2001. Round 21582298

1154Mages ContestUral Championship 2001. Round 2533873

1155TroubleduonsUral Championship 2001. Round 21815260

1156Two RoundsUral Championship 2001. Round 21438327

1157Young TilerUral Championship 2001. Round 22418195

1158Censored!NEERC 2001 Northern Subregional934502

1159FenceNEERC 2001 Northern Subregional632738

1160NetworkNEERC 2001 Northern Subregional2432197

1161StripiesNEERC 2001 Northern Subregional518891

1162Currency ExchangeNEERC 2001 Northern Subregional1649286

1163ChapaevNEERC 2001 Northern Subregional2381911

1164FillwordNEERC 2001 Northern Subregional2350201

1165SubnumberNEERC 2001 Northern Subregional518898

1166Funny Card GameNEERC 2001 Northern Subregional1283523

1167Bicolored HorsesRomanian Online Contest December 20013504135

1168Radio StationsRomanian Online Contest December 2001647722

1169PairsRomanian Online Contest December 2001655713

1170DesertRomanian Online Contest December 20013111477

1171Lost in SpaceRomanian Online Contest December 20013681254

1172Ship RoutesRomanian Online Contest December 2001854549

1173Lazy SnailRomanian Online Contest December 20014401054

1174Weird PermutationsRomanian Online Contest December 2001668699

1175Strange SequenceUSU Personal Contest 2002501930

1176HyperchannelsUSU Personal Contest 20021334354

1177Like ComparisonsUSU Personal Contest 20023801219

1178Akbardin’s RoadsUSU Personal Contest 20023235146

1179Numbers in TextUSU Personal Contest 20021655285

1180Stone GameUSU Personal Contest 2002546787

1181Cutting a Painted PolygonUSU Personal Contest 20021062443

1182Team Them Up!NEERC 2001918513

1183Brackets SequenceNEERC 20012436194

1184Cable MasterNEERC 20011967241

1185WallNEERC 20011561303

1186Chemical ReactionsNEERC 2001680689

1187Statistical TroubleNEERC 20012212059

1188LibraryNEERC 20012102162

1189Pairs of IntegersNEERC 2001948496

1190Bar of ChocolateSpring School Contest 20021558303

1191Catch the thief!Spring School Contest 20021930245

1192Ball in a DreamSpring School Contest 20024431107

1193Queue at the ExamSpring School Contest 20022621181

1194HandshakesSpring School Contest 2002586481

1195Ouths and CrossesSpring School Contest 20021837257

1196History ExamSpring School Contest 2002875454

1197Lonesome KnightSpring School Contest 20021690228



1200Horns and HoofsUSU Local Contest. March 20021888251

1201Which Day Is It?USU Local Contest. March 20021332355

1202Rectangles TravelUSU Local Contest. March 20021052448

1203Scientific ConferenceUSU Local Contest. March 2002564284

1204IdempotentsUSU Local Contest. March 20022099226

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

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023926121

1207Median on the PlaneUSU Local Contest. March 20022994158

1208Legendary Teams ContestUSU Local Contest. March 20022241211

12091, 10, 100, 1000...Autumn School Contest 20021366835

1210Kind SpiritsAutumn School Contest 20022951162

1211Collective GuaranteeAutumn School Contest 20021535311

1212BattleshipAutumn School Contest 2002949500

1213Cockroaches!Autumn School Contest 20022831169

1214Strange ProcedureAutumn School Contest 20024765100

1215Exactness of Projectile HitAutumn School Contest 20021587300

1216Two Pawns and One KingUSU Championship 20022222069

1217Unlucky TicketsUSU Championship 20021164409

1218Episode N-th: The Jedi TournamentUSU Championship 20021481322

1219Symbolic SequenceUSU Championship 20024085117

1220StacksUSU Championship 20021745273

1221Malevich Strikes Back!USU Championship 20021125423

1222Chernobyl’ EaglesUSU Championship 20023431139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021607297

1224SpiralNEERC 2002 Central Subregional717867

1225FlagsNEERC 2002 Central Subregional1321236

1226esreveR redrONEERC 2002 Central Subregional4306111

1227Rally ChampionshipNEERC 2002 Central Subregional1565305

1228ArrayNEERC 2002 Central Subregional4548105

1229Strong BrickworkNEERC 2002 Central Subregional1268376

1230Introspective ProgramNEERC 2002 Central Subregional632748

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2152134

1232Asteroid LandingNEERC 2002 Central Subregional1922377

1233Amusing NumbersNEERC 2002499944

1234BricksNEERC 2002696681

1235Cricket FieldNEERC 2002626756

1236Decoding TaskNEERC 2002943504

1237Evacuation PlanNEERC 2002484974

1238FoldingNEERC 20021127423

1239Ghost BustersNEERC 20021493024

1240Heroes of Might and MagicNEERC 20023331402

1241Inlay CuttersNEERC 20022801659

1242WerewolfUSU Personal Contest 20032651181

1243Divorce of the Seven DwarfsUSU Personal Contest 2003966750

1244GentlemenUSU Personal Contest 20031877256

1245PicturesUSU Personal Contest 2003507933

1246Tethered DogUSU Personal Contest 20031442332

1247Check a SequenceUSU Personal Contest 20032022237

1248Sequence SumUSU Personal Contest 2003718662

1249Ancient NecropolisUSU Local Contest. March 20032231215

1250Sea BurialUSU Local Contest. March 2003665715

1251Cemetery ManagerUSU Local Contest. March 20033101508

1252Sorting the TombstonesUSU Local Contest. March 20031195400

1253NecrologuesUSU Local Contest. March 2003685694

1254Die HardUSU Local Contest. March 2003742642

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031760273

1256Cemetery GuardUSU Local Contest. March 20032002298

1257HyphenationAutumn School Contest 20032741712

1258PoolAutumn School Contest 20031162415

1259How to Become Star?Autumn School Contest 20031231392

1260Nudnik PhotographerAutumn School Contest 20034387111

1261TipsAutumn School Contest 20031453332

1262Pseudo-Roman NumberAutumn School Contest 20031261382

1263ElectionsAutumn School Contest 20031122043

1264WorkdaysAutumn School Contest 20032230822

1265MirrorUSU Championship 20033091525

1266Kirchhoff's LawUSU Championship 20033211469

1267Yekaterinburg SubwayUSU Championship 20032501871

1268Little ChuUSU Championship 2003654733

1269Obscene Words FilterUSU Championship 2003569840

1270UnicubeUSU Championship 20031952373

1271Sailing DirectionsUSU Championship 2003954632

1272Non-Yekaterinburg SubwayUSU Championship 20033233150

1273TieUSU Championship 20031034466

1274Fractional ArithmeticNEERC 2003 Central Subregional695690

1275Knights of the Round TableNEERC 2003 Central Subregional1892445

1276TrainNEERC 2003 Central Subregional623769

1277Cops and ThievesNEERC 2003 Central Subregional610785

1278“… Connecting People”NEERC 2003 Central Subregional490973

1279WarehouseNEERC 2003 Central Subregional1159416

1280Topological SortingNEERC 2003 Central Subregional3413142

1281River BasinNEERC 2003 Central Subregional3401390

1282Game TreeNEERC 2003 Central Subregional1445334

1283DwarfUSU Personal Contest 20044086119

1284Space PokerUSU Personal Contest 20041962371

1285Thread in a HyperspaceUSU Personal Contest 20042881639

1286Starship TravelUSU Personal Contest 2004716673

1287Mars CanalsUSU Personal Contest 20041292375

1288AstrolocationUSU Personal Contest 20042022304

1289One Way TicketUSU Personal Contest 20041227395

1290SabotageSpring School Contest 2004618079

1291Gear-wheelsSpring School Contest 20041233393

1292Mars Space StationsSpring School Contest 20041303372

1293EniyaSpring School Contest 20043241915

1294Mars SatellitesSpring School Contest 20041566310

1295Crazy NotionsSpring School Contest 20043224151

1296HyperjumpSpring School Contest 2004649075

1297PalindromeSpring School Contest 2004594482

1298KnightSpring School Contest 20042116230

1299PsyloniansSpring School Contest 20043181490

1300TaxesUral Championship 19981642810

1301Cube in LabyrinthUral Championship 1998650741

1302Delta-waveUral Championship 19981420342

1303Minimal CoverageUral Championship 19982667183

1304ParallelepipedUral Championship 19982481895

1305Convex HullUral Championship 1998688700

1306Sequence MedianUral Championship 19983409143

1307ArchiverUral Championship 2004. Round 13731277

1308Dean's PyramidUral Championship 2004. Round 11632828

1309DisputeUral Championship 2004. Round 1796607

1310ACM DiagnosticsUral Championship 2004. Round 14411085

1311Stable ConstructionUral Championship 2004. Round 13271452

1312TrayUral Championship 2004. Round 11552965

1313Some Words about SportUral Championship 2004. Round 11401035

1314Chase in SubwayUral Championship 2004. Round 1795608

1315MDPAR and MIIARUral Championship 2004. Round 12481896

1316Electronic AuctionUral Championship 2004. Round 11105439

1317HailUral Championship 2004. Round 24511061

1318LogarithmUral Championship 2004. Round 23401398

1319HotelUral Championship 2004. Round 21249039

1320Graph DecompositionUral Championship 2004. Round 21659293

1321Floor IndicatorUral Championship 2004. Round 23531348

1322SpyUral Championship 2004. Round 21819267

1323ClassmatesUral Championship 2004. Round 2593811

1324Extra SpacesUral Championship 2004. Round 2515932

1325DirtUral Championship 2004. Round 2880550

1326Bottle TapsUral Championship 2004. Round 21195406

1327FusesAutumn School Contest 20041055647

1328FireballAutumn School Contest 20043461382

1329Galactic HistoryAutumn School Contest 20041047466

1330IntervalsAutumn School Contest 2004504397

1331VladislavaAutumn School Contest 2004483998

1332Genie BomberAutumn School Contest 2004789616

1333Genie Bomber 2Autumn School Contest 20042259217

1334CheckersAutumn School Contest 2004911534

1335White ThesisAutumn School Contest 20042758178

1336Problem of Ben BetsalelAutumn School Contest 20044069121

1337BureaucracyAutumn School Contest 20043121528

1338AutomobilesUSU Championship 20042701764

1339BabiesUSU Championship 2004541896

1340CucarachaUSU Championship 2004894988

1341DeviceUSU Championship 20044291125

1342EnterpriseUSU Championship 2004640760

1343Fairy TaleUSU Championship 20041163421

1344Gigantic TurnipUSU Championship 2004984573

1345HTMLUSU Championship 20043431399

1346Intervals of MonotonicityUSU Championship 20041659296

1347BlogSpring School Contest 20053461388

1348Goat in the Garden 2Spring School Contest 20052554193

1349FarmSpring School Contest 2005971951

1350CanteenSpring School Contest 20051254391

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005930526

1352Mersenne PrimesSpring School Contest 20053816129

1353Milliard Vasya's FunctionSpring School Contest 20054730104

1354Palindrome. Again PalindromeSpring School Contest 20053541139

1355Bald Spot RevisitedSpring School Contest 20052298214

1356Something EasierSpring School Contest 20051669294

1357Teakettle 1.0 for DummiesSpring School Contest 20054091179

1358CablesSpring School Contest 2005894547

1359ConstructionSpring School Contest 20054051191

1360Philosophical DisputeUral Championship 2005. Round 23681309

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22302061

1362Classmates 2Ural Championship 2005. Round 21092449

1363HalftonesUral Championship 2005. Round 2795558

1364LaraKillerUral Championship 2005. Round 2508955

1365Testing CalculatorUral Championship 2005. Round 2924849

1366PresentsUral Championship 2005. Round 2935523

1367Top SecretUral Championship 2005. Round 21523053

1368Goat in the Garden 3Ural Championship 2005. Round 21902473

1369Cockroach RaceUral Championship 2005. Round 22713368

1370MagicianUral Championship 2005. Round 2535792

1371Cargo AgencyUral Championship 2005. Round 1915536

1372Death StarUral Championship 2005. Round 1745905

1373Pictura ex MachinaUral Championship 2005. Round 1569857

1374MisereUral Championship 2005. Round 13211810

1375Bill CleversUral Championship 2005. Round 1904543

1376Dean's Pyramid 2Ural Championship 2005. Round 1419726

1377Lara CroftUral Championship 2005. Round 11696291

1378Artificial IntelligenceUral Championship 2005. Round 13271472

1379Cups TransportationUral Championship 2005. Round 1737664

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1104134

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1303543

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2741747

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest409922

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest904961

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2041242

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4211151

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3131536

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2016536

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest854574

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest419727

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest845278

1392Dreaming of Stars644759

1393Average Common Prefix4171151

1394Ships. Version 21420671

1395Pascal vs. C++. Version 21892387

1396Maximum. Version 22311966

1397Points Game2611697

1398Bishop and Pawn499884

1399Economical Director3210702

1400Cellular CharactersAutumn School Contest 2005899546

1401GamersAutumn School Contest 20051873263

1402CocktailsAutumn School Contest 20053869128

1403CourierAutumn School Contest 20051401352

1404Easy to Hack!Autumn School Contest 2005610781

1405Goat in the Garden 5Autumn School Contest 2005689710

1406Next NumberAutumn School Contest 20051445341

1407One-two, One-twoAutumn School Contest 20051288382

1408Polynomial MultiplicationAutumn School Contest 20054091184

1409Two GangstersAutumn School Contest 20053105716

1410CrackUSU Championship 20051269387

141140 Islands KnightsUSU Championship 20051503091

1412Autumn TideUSU Championship 20053211494

1413Mars JumperUSU Championship 20052806176

1414Astronomical DatabaseUSU Championship 20051106443

1415Mobile LifeUSU Championship 2005449155

1416ConfidentialUSU Championship 20051204407

1417Space Poker 2USU Championship 20052471924

1418Military StoryUSU Championship 2005539901

1419Maps of the Island WorldsUSU Championship 20053961218

1420Integer-Valued Complex DivisionUSU Championship 20052561859

1421Credit OperationsTimus Top Coders: First Challenge885540

1422FirefliesTimus Top Coders: First Challenge541877

1423String TaleTimus Top Coders: First Challenge2780173

1424MinibusTimus Top Coders: First Challenge670711

1425Queen 2Timus Top Coders: First Challenge2721713

1426RectanglesTimus Top Coders: First Challenge845140

1427SMSTimus Top Coders: First Challenge1316364

1428Jedi RiddleTimus Top Coders: First Challenge975491

1429BiscuitsTimus Top Coders: First Challenge1722655

1430Crime and PunishmentTimus Top Coders: First Challenge1039461

1431DiplomasUSU Personal Contest 20061338357

1432Twofold LuckUSU Personal Contest 2006517896

1433DiamondsUSU Personal Contest 20061863257

1434Buses in VasyukiUSU Personal Contest 20064681008

1435Financial ErrorUSU Personal Contest 2006478987

1436BillboardUSU Personal Contest 2006574825

1437Gasoline StationUSU Personal Contest 2006962496

1438Time Limit ExceededUSU Personal Contest 20061503010

1439Battle with You-Know-WhoUral Championship 20061062446

1440Training ScheduleUral Championship 2006672702

1441From the History of Gringotts BankUral Championship 20064091142

1442Floo PowderUral Championship 20061383234

1443RailsUral Championship 2006704670

1444ElephpotamusUral Championship 2006989479

1445Christmas giftsUral Championship 2006805587

1446Sorting HatUral Championship 2006525291

1447Portkey NetworkUral Championship 20064621014

1448Lighting in HogwartsUral Championship 2006823575

1449Credit Operations 2Timus Top Coders: Second Challenge3141468

1450Russian PipelinesTimus Top Coders: Second Challenge2354201

1451Beerhouse TaleTimus Top Coders: Second Challenge467997

1452Pascal vs. C++Timus Top Coders: Second Challenge768611

1453QueenTimus Top Coders: Second Challenge3891192

1454Rectangles 2Timus Top Coders: Second Challenge1782530

1455Freedom of SpeechTimus Top Coders: Second Challenge2242033

1456Jedi Riddle 2Timus Top Coders: Second Challenge628746

1457Heating MainTimus Top Coders: Second Challenge706667

1458War GamesTimus Top Coders: Second Challenge3851204

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2691663

1460WiresPetrozavodsk Winter 2006. USU Contest1004218

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest455998

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest543839

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest739620

1464LightPetrozavodsk Winter 2006. USU Contest1502900

1465Pawn GamePetrozavodsk Winter 2006. USU Contest927495

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1363178

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3731212

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest542833

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

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1823251

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2719168

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4241059

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest775283

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest638709

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1044032

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3461291

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1423024

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1063962

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest904596

1480CouponsUSU Championship 2006991458

1481Winning ChancesUSU Championship 20061852350

1482Triangle GameUSU Championship 20061353161

1483Table FootballUSU Championship 20061208376

1484Film RatingUSU Championship 2006690655

1485Football and LieUSU Championship 20062621685

1486Equal SquaresUSU Championship 2006642703

1487Chinese FootballUSU Championship 20063551256

1488ACM PokerUSU Championship 20062851554

1489Points on a ParallelepipedAutumn School Contest 20061164390

1490Fire CircleAutumn School Contest 20062296198

1491Unreal StoryAutumn School Contest 20062160211

1492Vasya's Dad 2Autumn School Contest 20062201989

1493One Step from HappinessAutumn School Contest 2006970447

1494MonobilliardsAutumn School Contest 20063963115

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

1496SpammerAutumn School Contest 2006918550

1497Cutting a SquareAutumn School Contest 20061518299

1498Stroke at Full SpeedAutumn School Contest 2006515872

1499KerchiefsAutumn School Contest 20063031462

1500Pass LicensesNEERC 2006 Eastern Subregional710634

1501Sense of BeautyNEERC 2006 Eastern Subregional1722263

1502Domino DotsNEERC 2006 Eastern Subregional619873

1503PolynomialNEERC 2006 Eastern Subregional2511748

1504Good MannersNEERC 2006 Eastern Subregional1912269

1505Oil TransferNEERC 2006 Eastern Subregional1502851

1506Columns of NumbersNEERC 2006 Eastern Subregional3025150

1507Difficult DecisionNEERC 2006 Eastern Subregional1033437

1508Japanese PuzzleNEERC 2006 Eastern Subregional2711623

1509Domino RecognitionNEERC 2006 Eastern Subregional1213482

1510OrderNEERC 2006 Eastern Subregional522587

1511Fiscal OperationsTimus Top Coders: Third Challenge3731178

1512ZiniumTimus Top Coders: Third Challenge525843

1513Lemon TaleTimus Top Coders: Third Challenge1189376

1514National ParkTimus Top Coders: Third Challenge2411798

1515CashmasterTimus Top Coders: Third Challenge2123212

1516NostalgiaTimus Top Coders: Third Challenge2501735

1517Freedom of ChoiceTimus Top Coders: Third Challenge1696264

1518Jedi Riddle 3Timus Top Coders: Third Challenge4231042

1519Formula 1Timus Top Coders: Third Challenge1003445

1520Empire Strikes BackTimus Top Coders: Third Challenge1702507

1521War Games 2Timus Top Coders: Third Challenge2663169

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2291861

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1479299

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2313477

1525PathPetrozavodsk Winter 2007. D.Gozman Contest969454

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3211344

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3731161

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1681263

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1093738

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest496879

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3101390

1532Lost in TranslationUSU Personal Contest 20072092025

1533Fat HobbitsUSU Personal Contest 20074121051

1534Football in GondorUSU Personal Contest 2007762574

1535The Hobbit or There and Back AgainUSU Personal Contest 2007890493

1536Delights of Pipe-weedUSU Personal Contest 2007537040

1537EntsUSU Personal Contest 20071574280

1538Towers of GuardUSU Personal Contest 20073411264

1539Intelligence DataUSU Personal Contest 20074031074

1540Battle for the RingUSU Personal Contest 20073991084

1541ChaseUSU Personal Contest 20071972142

1542AutocompletionUral Championship 2007678638

1543Dance RevolutionUral Championship 20071892204

1544Classmates 3Ural Championship 20073511215

1545HieroglyphsUral Championship 2007864251

1546Japanese SortingUral Championship 2007491876

1547Password SearchUral Championship 2007510844

1548Sakura and StatisticsUral Championship 20071716246

1549Another Japanese PuzzleUral Championship 20071752371

1550Dean's Pyramid 3Ural Championship 2007705614

1551Sumo TournamentUral Championship 20071493292

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3551161

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1417297

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest658634

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest349629

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest359415

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2301765

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest495839

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894280

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest453915

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1382863

1562GM-pineappleUSU Championship 20071007415

1563BayanUSU Championship 2007766055

1564Counting OnesUSU Championship 2007610681

1565The Duel for ThreeUSU Championship 20072311752

1566Triangular PostcardsUSU Championship 20071283060

1567SMS-spamUSU Championship 20071055440

1568Train Car SortingUSU Championship 20072511618

1569Networking the “Iset”USU Championship 2007430960

1570Eating HighUSU Championship 2007459901

1571InterpretersUSU Championship 2007945442

1572Yekaterinozavodsk Great WellAutumn School Contest 20072932143

1573AlchemyAutumn School Contest 20074024105

1574Mathematicians and bracketsAutumn School Contest 20071168358

1575Yekaterinburg Subway 2Autumn School Contest 2007449919

1576Telephone TariffsAutumn School Contest 20072910144

1577E-mailAutumn School Contest 2007876476

1578Mammoth HuntAutumn School Contest 2007476868

1579Coat TransportationAutumn School Contest 2007854488

1580Dean's DebtsAutumn School Contest 2007463891

1581TeamworkAutumn School Contest 20071034741

1582BookmakersNEERC 2007 Eastern Subregional3553118

1583CheeseNEERC 2007 Eastern Subregional2151868

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3091318

1585PenguinsNEERC 2007 Eastern Subregional1087439

1586Threeprime NumbersNEERC 2007 Eastern Subregional2909144

1587Flying PigNEERC 2007 Eastern Subregional514802

1588JamaicaNEERC 2007 Eastern Subregional1303320

1589SokobanNEERC 2007 Eastern Subregional1120015

1590Bacon’s CipherNEERC 2007 Eastern Subregional2198190

1591Abstract ThinkingNEERC 2007 Eastern Subregional3931043

1592Chinese WatchesNEERC 2007 Eastern Subregional692599

1593Square Country. Version 2511725

1594Aztec Treasure664833

1595Perfect Sequence3131136

1596Knight Mare209473

1597Chernobyl’ Eagle on a Roof. Version 2962058

1598DSA Attack374603

1599Winding Number822069

1600AirportUSU Personal Contest 2008731551

1601AntiCAPSUSU Personal Contest 2008453690

1602ElevatorUSU Personal Contest 2008914442

1603EruditeUSU Personal Contest 20081616251

1604Country of FoolsUSU Personal Contest 20082113192

1605Devil's SequenceUSU Personal Contest 2008673598

1606SlalomUSU Personal Contest 2008574699

1607TaxiUSU Personal Contest 2008871147

1608Lucky Tickets 2008Ural Championship 20083941004

1609Tram TileUral Championship 20081352798

1610CactusesUral Championship 20082011923

1611DecimationUral Championship 2008564707

1612Tram ForumUral Championship 20082782145

1613For Fans of StatisticsUral Championship 20082957137

1614National Project “Trams”Ural Championship 2008486818

1615Tram SolitaireUral Championship 20081961970

1616Square Country 4Ural Championship 2008933939

1617Flat SpotsUral Championship 2008637264

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest814317

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest551700

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2551482

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest744677

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1203022

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1083329

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest635381

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3791010

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest407857

1627JoinPetrozavodsk Winter 2008. ITMO Contest3571070

1628White StreaksUSU Championship 20081631236

1629TripUSU Championship 2008468811

1630TalismanUSU Championship 2008383987

1631Drunk King 2USU Championship 2008830462

1632LasersUSU Championship 2008804310

1633HippogriffsUSU Championship 2008508749

1634Spider MiteUSU Championship 20081712143

1635Mnemonics and PalindromesUSU Championship 20081993194

1636Penalty TimeUSU Championship 2008665758

1637Triangle Game 2USU Championship 20081103232

1638BookwormUSU Championship 2008585666

1639Chocolate 2Autumn School Contest 20081210232

1640Circle of WinterAutumn School Contest 20082259170

1641DutiesAutumn School Contest 2008780489

16421D MazeAutumn School Contest 2008404695

1643Attack of the Dark FortressAutumn School Contest 2008900425

1644A Whole Lot of WalnutsAutumn School Contest 2008397997

1645Ski RaceAutumn School Contest 20081968195

1646Godzilla Strikes Back!Autumn School Contest 2008445850

1647Divide an Island!Autumn School Contest 2008469807

1648YachtsAutumn School Contest 20081033371

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional457018

1650BillionairesNEERC 2008 Eastern Subregional1358282

1651Shortest SubchainNEERC 2008 Eastern Subregional1100348

1652Banking CrisisNEERC 2008 Eastern Subregional1372626

1653Death ConveyorNEERC 2008 Eastern Subregional476771

1654Cipher MessageNEERC 2008 Eastern Subregional659358

1655Somali PiratesNEERC 2008 Eastern Subregional1881949

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1907201

1657Cube SnakeNEERC 2008 Eastern Subregional2571446

1658Sum of DigitsNEERC 2008 Eastern Subregional1959196

1659Regular TrianglesNEERC 2008 Eastern Subregional603630

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest496467

1661DodecahedronPetrozavodsk Winter 2008. USU Contest824147

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest734597

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1182981

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1921889

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest887425

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2951251

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1851957

1668Death Star 2Petrozavodsk Winter 2008. USU Contest585611

1669Universal WordPetrozavodsk Winter 2008. USU Contest2751339

1670AsteriskPetrozavodsk Summer 2008. USU Contest1981825

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3076123

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2411167

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2831296

1674Drunk KingPetrozavodsk Summer 2008. USU Contest536027

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2041774

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2131703

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2361543

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest526124

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest372994

1680The First NonqualifyingUSU Personal Contest 20091767211

1681Brother Bear's GardenUSU Personal Contest 2009933644

1682Crazy ProfessorUSU Personal Contest 2009692535

1683FridgeUSU Personal Contest 20092849131

1684Jack's Last WordUSU Personal Contest 20091426261

1685OrthographyUSU Personal Contest 20092146174

1686Photovoltaic SpaceshipUSU Personal Contest 20092511438

1687Numismatics for FunUSU Personal Contest 20092971223

1688Team.GOV!USU Personal Contest 20092933128

1689Fisherman and BarbellUSU Personal Contest 2009414885

1690Army of MagesPetrozavodsk Winter 2009. USU Contest600613

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1073198

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1020363

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2411003

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1172946

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1182923

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest420870

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest595422

1698Square Country 5Petrozavodsk Winter 2009. USU Contest597616

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3491042

1700AwakeningUral Championship 2009782470

1701Ostap and PartnersUral Championship 2009593617

1702CrossroadUral Championship 20091632152

1703Robotic ArmUral Championship 20092021756

1704DemodulationUral Championship 20091103102

1705Gangster HaresUral Championship 2009403901

1706Cipher Message 2Ural Championship 2009570642

1707Hypnotoad's SecretUral Championship 20091901861

1708Sum of Digits 2Ural Championship 20092211631

1709Penguin-AviaUral Championship 20092420153

1710Boris, You Are Wrong!Ural Championship 2009578633

1711Code NamesNEERC 2009 Eastern Subregional2768128

1712Cipher GrilleNEERC 2009 Eastern Subregional439481

1713Key SubstringsNEERC 2009 Eastern Subregional581602

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1073041

1715Another Ball KillerNEERC 2009 Eastern Subregional360962

1716Alternative SolutionNEERC 2009 Eastern Subregional454767

1717Eligibility RulesNEERC 2009 Eastern Subregional1552157

1718RejudgeNEERC 2009 Eastern Subregional1221289

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2331464

1720Summit Online JudgeNEERC 2009 Eastern Subregional365949

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional633553

1722Observation DeckUral Regional School Programming Contest 20092671282

1723Sandro's BookUral Regional School Programming Contest 2009583461

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009547638

1725Sold Out!Ural Regional School Programming Contest 20092636134

1726VisitsUral Regional School Programming Contest 20092053172

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091851191

1728Curse on Team.GOVUral Regional School Programming Contest 2009690507

1729Dead Man's ChestUral Regional School Programming Contest 2009576606

1730ManBearPigUral Regional School Programming Contest 20093131100

1731DillUral Regional School Programming Contest 20093533100

1732Ministry of TruthUSU Championship 2009791442

1733Forgotten TechnologyUSU Championship 2009654719

1734Endgame DatabaseUSU Championship 20091602082

1735Theft of the CenturyUSU Championship 20091142854

1736Chinese HockeyUSU Championship 20092941164

1737Mnemonics and Palindromes 3USU Championship 20091470239

1738Computer SecurityUSU Championship 2009365944

1739FaryuksUSU Championship 20091642034

1740Deer is Better!USU Championship 20092596136

1741Communication FiendUSU Championship 20091279275

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1150299

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest368918

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1632005

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest411824

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2091584

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2541314

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1340257

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1612029

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2821188

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest863613

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1386248

1753BookshelfUSU Personal Contest 20101061320

1754Explosion in a PyramidUSU Personal Contest 2010541622

1755CakeUSU Personal Contest 2010421795

1756One and a Half DiggersUSU Personal Contest 20102024169

1757Gold BarsUSU Personal Contest 20101452211

1758Bald Spot Revisited 2USU Personal Contest 20101192657

1759Long-LiversUSU Personal Contest 2010765442

1760Infernal WorkUSU Personal Contest 2010521645

1761Binary PalindromeUSU Personal Contest 20103191042

1762Search for a Hiding-PlaceUSU Personal Contest 20102031609

1763Expert FleaUral Championship 2010565156

1764TranssibUral Championship 20101891710

1765Error 404Ural Championship 2010754003

1766Humpty DumptyUral Championship 20102501309

1767The House of Doctor DeeUral Championship 2010480695

1768Circular StringsUral Championship 20102891138

1769Old Ural LegendUral Championship 20101745194

1770The Party of Ural ChampionsUral Championship 20101951660

1771A Deputy's MorningUral Championship 2010475970

1772Ski-Trails for RobotsUral Championship 2010473705

1773Metro to Every HomeUral Championship 2010413805

1774Barber of the Army of MagesUral SU Championship 2010672477

1775Space BowlingUral SU Championship 2010359882

1776Anniversary FireworkUral SU Championship 2010724443

1777AnindilyakwaUral SU Championship 20102760117

1778Chinese Hockey 2Ural SU Championship 2010664280

1779The Great TeamUral SU Championship 20101022315

1780Gray CodeUral SU Championship 2010364870

1781Clean CodeUral SU Championship 20101522008

1782Jack's New WordUral SU Championship 20101531996

1783Nuclear Arms RaceUral SU Championship 2010717447

1784RoundersUral SU Championship 20102771133

1785Lost in LocalizationUral Regional School Programming Contest 20102057416

1786Sandro's BiographyUral Regional School Programming Contest 20103166102

1787Turn for MEGAUral Regional School Programming Contest 20101303725

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102139151

1789Searching for the DodecahedronUral Regional School Programming Contest 20101587203

1790Searching for the TruthUral Regional School Programming Contest 20102421289

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102291359

1792Hamming CodeUral Regional School Programming Contest 2010411579

1793Tray 2Ural Regional School Programming Contest 2010857375

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101723187

1795Husband in a ShopUral Regional School Programming Contest 20101334242

1796Amusement ParkUral Regional School Programming Contest 20103149103

1797Summit Online Judge. Version 2405380

1798Fire Circle. Version 2523130

1799Sasha and swag strings334423

1800Murphy's LawNEERC 2010 Eastern Subregional1792180

1801The Revolution CupNEERC 2010 Eastern Subregional505393

1802Cube PuzzleNEERC 2010 Eastern Subregional1541973

1803The Czechs' RiflesNEERC 2010 Eastern Subregional456694

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional845378

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional339927

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1009318

1807Cartridges for MaximNEERC 2010 Eastern Subregional2241383

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1641860

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional564564

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest694002

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2201374

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1072702

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1951542

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest933069

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest634330

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1252342

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest313979

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1511963

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest357025

1820Ural SteaksUSU Personal Contest 20111237225

1821BiathlonUSU Personal Contest 20111883165

1822Hugo II's WarUSU Personal Contest 2011465657

1823Ideal GasUSU Personal Contest 2011961322

1824Ifrit BomberUSU Personal Contest 20112981014

1825Ifrit Bomber 2USU Personal Contest 2011351865

1826MinefieldUSU Personal Contest 20111045296

1827Indigenous WarsUSU Personal Contest 20112701115

1828Approximation by a ProgressionUSU Personal Contest 2011691445

1829Routing TablesUSU Personal Contest 2011883186

1830Help in the RNOSUral Championship 2011342878

1831Tsyfirkin's LessonUral Championship 20111302206

1832Arirang ShowUral Championship 2011340883

1833Hopes of RowingUral Championship 20111332160

1834Tennis RacketUral Championship 2011584542

1835Swamp DoctorUral Championship 2011942970

1836Babel FishUral Championship 20112721095

1837Isenbaev's NumberUral Championship 2011532658

1838Samurai's StrokeUral Championship 2011447676

1839The MentaculusUral Championship 20111162451

1840Victim of AdvertisingUral Championship 2011258825

1841CablewaysPetrozavodsk Summer 2010. USU Contest1382011

1842Local RootsPetrozavodsk Summer 2010. USU Contest366472

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest663917

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1891496

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest584378

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1963151

1847ZamkadyePetrozavodsk Summer 2010. USU Contest564510

1848Fly HuntPetrozavodsk Summer 2010. USU Contest465316

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1182326

1850Space TourismPetrozavodsk Summer 2010. USU Contest992731

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1751607

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1152378

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest317249

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest718408

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2331223

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest703715

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2261259

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest693762

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest614186

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest661443

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest306941

1862Very Wealthy MoleUral FU Championship 20112431168

1863Peaceful AtomUral FU Championship 20112841005

1864Get-Together at Den'sUral FU Championship 20111823161

1865The Island of MärketUral FU Championship 2011833178

1866Poetic FootUral FU Championship 2011405712

1867NanotechnologiesUral FU Championship 20111112443

1868Prediction ContestUral FU Championship 20112017146

1869New Year CruiseUral FU Championship 20111337219

1870Zinium 2Ural FU Championship 2011449644

1871Seismic WavesUral FU Championship 2011494586

1872Spacious OfficeUral FU Championship 2011395730

1873GOV ChroniclesUral Regional School Programming Contest 2011850343

1874Football GoalUral Regional School Programming Contest 20111598183

1875Angry BirdsUral Regional School Programming Contest 2011314911

1876Centipede's MorningUral Regional School Programming Contest 2011569452

1877Bicycle CodesUral Regional School Programming Contest 20111557419

1878Rubinchik's CubeUral Regional School Programming Contest 20111485197

1879GOV-internship 2Ural Regional School Programming Contest 20112101341

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011977330

1881Long problem statementUral Regional School Programming Contest 2011497059

1882Old NokiaUral Regional School Programming Contest 20111022634

1883Ent's BirthdayUral Regional School Programming Contest 20112491139

1884Way to the UniversityUral Regional School Programming Contest 2011445648

1885Passenger ComfortNEERC 2011 Eastern Subregional1506194

1886Trip 2NEERC 2011 Eastern Subregional1401963

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2811012

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional657441

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1027284

1890Money out of Thin AirNEERC 2011 Eastern Subregional672432

1891Language OceanNEERC 2011 Eastern Subregional445647

1892Morning in KoltsovoNEERC 2011 Eastern Subregional348823

1893A380NEERC 2011 Eastern Subregional521156

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1631702

1895Steaks on BoardNEERC 2011 Eastern Subregional1312088

1896War Games 2.1194862

1897Alice and Bob and a string144944

1900Brainwashing DeviceUral Championship 2012539487

1901Space ElevatorsUral Championship 2012552476

1902Neo-VeniceUral Championship 20122543105

1903Unidentified ShipsUral Championship 2012304852

1904The Lessons of the PastUral Championship 2012605435

1905Travel in TimeUral Championship 20122431058

1906The Lost CivilizationUral Championship 2012277231

1907Coffee and BunsUral Championship 20122071233

1908Brute-force SearchUral Championship 20121281939

1909Space ReconUral Championship 2012524316

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional812533

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional534239

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2211156

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1431745

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional524307

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1318201

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional773069

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1231215

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional301859

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1261963

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

1921Chaos and OrderUral Regional School Programming Contest 20122201159

1922Superhero TeamUral Regional School Programming Contest 2012912289

1923Scary PoliticsUral Regional School Programming Contest 2012522501

1924Four ImpsUral Regional School Programming Contest 2012738336

1925British Scientists Save the WorldUral Regional School Programming Contest 2012417164

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012271948

1927Herbs and MagicUral Regional School Programming Contest 20122511021

1928Another Ecology ProblemUral Regional School Programming Contest 2012363714

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012756348

1930Ivan's CarUral Regional School Programming Contest 20121584167

1931Excellent TeamUral FU Championship 20121718154

1932The Secret of IdentifierUral FU Championship 2012285900

1933Guns for Battle!Ural FU Championship 2012706371

1934Black SpotUral FU Championship 2012796329

1935Tears of DrownedUral FU Championship 2012360174

1936RoshamboUral FU Championship 20122381070

1937Davy Jones’s OrganUral FU Championship 20122211149

1938Caribbean TriangleUral FU Championship 2012464740

1939First SealUral FU Championship 2012332776

1940Not So Simple YearsUral FU Championship 2012334772

1941Scary Martian WordUral FU Personal Contest 2012641401

1942Attack at the OrbitUral FU Personal Contest 2012428596

1943Space RummyUral FU Personal Contest 2012308822

1944Record of the Attack at the OrbitUral FU Personal Contest 20121213214

1945Many-armed BrothersUral FU Personal Contest 2012753074

1946Chinese Hockey 3Ural FU Personal Contest 20121421719

1947MeanderUral FU Personal Contest 20121551583

1948The Robot on the LineUral FU Personal Contest 20122131172

1949The Best Picture in the GalaxyUral FU Personal Contest 20121851340

1950Martian FarmlandsUral FU Personal Contest 20121281893

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1301781

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1211330

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection982308

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection593613

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection693156

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection972330

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385194

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection603561

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection244981

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection572428

1961Cantonese DialectUral FU Personal Contest 2013295816

1962In Chinese RestaurantUral FU Personal Contest 2013329734

1963KiteUral FU Personal Contest 2013544449

1964Chinese DialectsUral FU Personal Contest 20131592155

1965Pear TreesUral FU Personal Contest 2013245976

1966Cycling RoadsUral FU Personal Contest 2013370655

1967Programmer CasinoUral FU Personal Contest 2013365408

1968Glass PyramidUral FU Personal Contest 20131571490

1969Hong Kong TramUral FU Personal Contest 2013832675

1970皇后像廣場Ural FU Personal Contest 20132111126

1971Graphics SettingsUral Championship 2013384624

1972Game TestingUral Championship 2013673191

1973Location GeneratorUral Championship 2013335714

1974Similar TunesUral Championship 20132211064

1975Model of the EarthUral Championship 2013454467

1976Game OptimizationUral Championship 20131951199

1977Energy WallUral Championship 2013972296

1978E-LiteUral Championship 2013732960

1979Resources DistributionUral Championship 20131901228

1980Road to InvestorUral Championship 2013396605

1981Parallel and PerpendicularUral FU Championship 2013595397

1982Electrification PlanUral FU Championship 20131856129

1983Nectar GatheringUral FU Championship 20131491510

1984Dummy GuyUral FU Championship 20131268188

1985Prime SquareUral FU Championship 20131251778

1986Paul’s SaladsUral FU Championship 20132151067

1987Nested SegmentsUral FU Championship 20131550154

1988Planet Ocean LandingUral FU Championship 20132171058

1989SubpalindromesUral FU Championship 2013762311

1990PodracingNEERC 2013 Eastern Subregional241954

1991The battle near the swampNEERC 2013 Eastern Subregional539344

1992CVSNEERC 2013 Eastern Subregional649364

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1281186

1994The Emperor's planNEERC 2013 Eastern Subregional240958

1995Illegal spicesNEERC 2013 Eastern Subregional432542

1996Cipher Message 3NEERC 2013 Eastern Subregional2021130

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional468501

1998The old PadawanNEERC 2013 Eastern Subregional712332

1999The secret moduleNEERC 2013 Eastern Subregional266654

2000Grand Theft Array VUral Regional School Programming Contest 20131674142

2001Mathematicians and BerriesUral Regional School Programming Contest 20131103122

2002Test TaskUral Regional School Programming Contest 2013349668

2003Simple MagicUral Regional School Programming Contest 2013723325

2004Scientists from SpilkovoUral Regional School Programming Contest 2013337687

2005Taxi for ProgrammersUral Regional School Programming Contest 2013283984

2006Kirill the GardenerUral Regional School Programming Contest 2013543727

2007Mutants versus MachinesUral Regional School Programming Contest 20131271741

2008SwiftyUral Regional School Programming Contest 2013238962

2009Canteen LineUral Regional School Programming Contest 2013304760

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131986120

2011Long StatementUral Regional School Programming Contest 2013257592

2012About Grisha N.NEERC 2014 Eastern Subregional1317016

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional240858

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional420499

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional791268

2016Magic and ScienceNEERC 2014 Eastern Subregional177945

2017Best of a bad lotNEERC 2014 Eastern Subregional1641233

2018The Debut AlbumNEERC 2014 Eastern Subregional2130100

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional838253

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1504142

2021Scarily interesting!NEERC 2014 Eastern Subregional526400

2022Riding a ToadNEERC 2014 Eastern Subregional523460

2023Donald is a postmanNEERC 2014 Eastern Subregional587236

2024Adventure TimeUral Regional School Programming Contest 2014715295

2025Line FightingUral Regional School Programming Contest 2014298071

2026Dean and ScheduleUral Regional School Programming Contest 2014397525

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014444470

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014268768

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014347598

2030Awesome Backup SystemUral Regional School Programming Contest 2014447467

2031Overturned NumbersUral Regional School Programming Contest 2014275577

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014299691

2033DevicesUral Regional School Programming Contest 20142012106

2034CaravansUral Regional School Programming Contest 2014740285

2035Another Dress RehearsalUral Regional School Programming Contest 2014304970

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1371443

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1891066

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest802356

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest236426

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest261783

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest892142

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest404241

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest384418

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest802356

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest470442

2046The First Day at SchoolUral Championship 2015434451

2047MathsUral Championship 2015451435

2048HistoryUral Championship 2015246782

2049ChemistryUral Championship 2015543130

20503D-modelingUral Championship 2015612821

2051PhysicsUral Championship 2015433779

2052Physical EducationUral Championship 20151381353

2053BiologyUral Championship 2015523231

2054AstronomyUral Championship 2015187153

2055Urban GeographyUral Championship 20151351381

2056ScholarshipUral Championship 2015464743

2057Non-palidromic cuttingPalindromic Contest 473431

2058100500 palidnromesPalindromic Contest 1121603

2059Not common palindromesPalindromic Contest 1381321

2060Subpalindrome pairsPalindromic Contest 317598

2061OEIS A216264Palindromic Contest 523154

2062Ambitious ExperimentUral Regional School Programming Contest 2015740252

2063Black and WhiteUral Regional School Programming Contest 2015425434

2064CaterpillarsUral Regional School Programming Contest 2015211854

2065Different SumsUral Regional School Programming Contest 2015690270

2066Simple ExpressionUral Regional School Programming Contest 2015697127

2067Friends and BerriesUral Regional School Programming Contest 2015653285

2068Game of NutsUral Regional School Programming Contest 2015198994

2069Hard RockUral Regional School Programming Contest 2015972192

2070Interesting NumbersUral Regional School Programming Contest 2015886211

2071Juice CocktailsUral Regional School Programming Contest 2015318576

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151008186

2073Log FilesUral Regional School Programming Contest 2015910205

2074Timus problems classifierQualification of Eastern Subregional 2015199863

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015552774

2076VasianaQualification of Eastern Subregional 2015166935

2077ReductionsQualification of Eastern Subregional 2015176678

2078Bowling gameUral Championship 2016548310

2079Memory leaksUral Championship 2016254950

2080WalletUral Championship 2016252661

2081Faulty dialUral Championship 2016270619

2082PokerUral Championship 2016127856

2083The Guardian of TraditionsUral Championship 2016592511

2084Technical debtUral Championship 2016423332

2085Magic ProgrammerUral Championship 2016921698

2086Find DenisUral Championship 2016245095

2087TrainsUral Championship 2016373686

2088Nostalgic EveningUral Championship 2016195935

2089Experienced coachUral Championship 2016196841

2090Crossroads of DestinyUral FU Personal Contest 2014235179

2091Natural SelectionUral FU Personal Contest 2014740228

2092BoleroUral FU Personal Contest 20141541042

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141251266

2094Thousand ImpsUral FU Personal Contest 2014176330

2095ScrumUral FU Personal Contest 2014684246

2096All InclusiveUral FU Personal Contest 2014482947

2097Snowboarding on SpilnayaUral FU Personal Contest 2014682191

2098Lada PrioraUral FU Personal Contest 2014627268

2099Space InvaderUral FU Personal Contest 2014273604

2100Wedding DinnerUral FU Junior Championship 2016572128

2101Knight's ShieldUral FU Junior Championship 2016931574

2102Michael and CryptographyUral FU Junior Championship 20161232131

2103Corporate MailUral FU Junior Championship 20161421066

2104Game with a StripUral FU Junior Championship 2016495321

2105Alice and Bob are on BikesUral FU Junior Championship 2016687233

2106DeserializationUral FU Junior Championship 2016168911

2107Oppa Funcan StyleUral FU Junior Championship 20161051409

2108Oleg and Little PoniesUral FU Junior Championship 2016397398

2109Tourism on MarsUral FU Junior Championship 2016346455

2110Remove or MaximizeUral FU Junior Championship 2016171896

2111PlatoUniversity academic school olympiad in informatics 2019163664

2112Battle logUniversity academic school olympiad in informatics 2019153651

2113Survive the floodUniversity academic school olympiad in informatics 2019283362

2114My craftUniversity academic school olympiad in informatics 2019120817

2115The Knowledge DayUniversity academic school olympiad in informatics 2019572182

2116He is not a knight for youUniversity academic school olympiad in informatics 2019136727

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019188536

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest801156

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest129748

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest611465

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest144675

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest144333

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest99954

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest791168

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest262889

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest701300

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest203467

2128Rubina's SolitaireLater is better than never101894

2129Mortgage in Far Away KingdomLater is better than never104871

2130Alice + BobLater is better than never115794

2131Open CupLater is better than never104963

2132Graph Decomposition. Version 2Later is better than never541551

2133Terms of referenceLater is better than never342256

2134StampmanLater is better than never681273

2135Pauline and commitsLater is better than never103878

2136John vs SantaLater is better than never392026

2137Dynamic string complexityLater is better than never85514

2138The Good, the Bad and the UglyUral School Programming Contest 2019930100

2139Experiment with JuiceUral School Programming Contest 2019114482

2140BitMazeCraftUral School Programming Contest 201989951

2141Sasha VilkinUral School Programming Contest 2019424217

2142MagicUral School Programming Contest 2019803116

2143Victoria!Ural School Programming Contest 2019147599

2144Cleaning the RoomUral School Programming Contest 2019409225

2145Olympiad for EveryoneUral School Programming Contest 2019291313

2146Quiz ShowUral School Programming Contest 2019158560

2147City BuildingUral School Programming Contest 2019471651

2148Insane ShotUral School Programming Contest 2019190471

2149Pigeonhole PrincipleUral School Programming Contest 2019710131

21504B and ZooUral School Programming Contest 2020521070

2151MahjongUral School Programming Contest 202085698

2152Tax FeesUral School Programming Contest 202067862

2153Perfect SquadUral School Programming Contest 202079746

2154Flight on a CannonballUral School Programming Contest 2020212140

2155QuadrocopterUral School Programming Contest 202068851

2156Interesting ConversationsUral School Programming Contest 2020123499

2157SkydivingUral School Programming Contest 2020471164