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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem10375316

1001Reverse Root3249614

1002Phone NumbersCentral European Olympiad in Informatics 19996793223

1003ParityCentral European Olympiad in Informatics 19993952384

1004Sightseeing TripCentral European Olympiad in Informatics 19992614580

1005Stone PileUSU Championship 19971933679

1006Square FramesUSU Championship 19971563966

1007Code WordsUSU Championship 19973828396

1008Image EncodingUSTU PhysTech Cup 20004224359

1009K-based NumbersUSU Championship 19971622993

1010Discrete FunctionUSTU PhysTech Cup 20005299286

1011ConductorsUSU Championship 19976215244

1012K-based Numbers. Version 28571177

1013K-based Numbers. Version 31246191

1014Product of DigitsUSU Local Contest. 19991619993

1015Test the Difference!USU Local Contest. 19993385446

1016Cube on the WalkUSU Local Contest. 19991868806

1017StaircasesUSU Local Contest. 19999732156

1018Binary Apple TreeUSU Local Contest. 19995476276

1019Line PaintingUSU Local Contest. 19993302457

1020RopeAutumn School Contest 20001531199

1021Sacrament of the SumAutumn School Contest 200010385146

1022Genealogical TreeAutumn School Contest 200010808140

1023ButtonsAutumn School Contest 20007117212

1024PermutationsAutumn School Contest 20004807314

1025Democracy in DangerAutumn School Contest 20002273467

1026Questions and AnswersAutumn School Contest 20009717156

1027D++ AgainAutumn School Contest 20002422622

1028StarsUral Championship 19995720263

1029MinistryUral Championship 19993759348

1030TitanicUral Championship 19991711876

1031Railway TicketsUral Championship 19993949381

1032Find a MultipleUral Championship 19994384299

1033LabyrinthUral Championship 19996486232

1034Queens in Peaceful PositionsUral Championship 19991883797

1035Cross-stitchUral Championship 199911201332

1036Lucky Tickets5004301

1037Memory ManagementUSU Championship 200012691168

1038Spell CheckerUSU Championship 20003123477

1039Anniversary PartyUSU Championship 20003914381

1040Airline CompanyUSU Championship 20001494993

1041NikiforUSU Championship 20002954899

1042Central HeatingUSU Championship 20001847805

1043Cover an ArcUSU Championship 20009131619

1044Lucky Tickets. Easy!USU Championship 200012407120

1045Funny GameUSU Local Contest. March 20002852516

1046Geometrical DreamsUSU Local Contest. March 20007821863

1047Simple CalculationsUSU Local Contest. March 20004995295

1048Superlong SumsUSU Local Contest. March 20007459197

1049Brave BalloonistsUSU Local Contest. March 20006009245

1050Preparing an ArticleUSU Local Contest. March 200010281422

1051Simple Game on a GridUSU Local Contest. March 20002824521

1052Rabbit HuntUSU Local Contest. March 20006322233

1053PinocchioNEERC 2000 Central Subregional4396334

1054Tower of HanoiNEERC 2000 Central Subregional2284642

1055CombinationsNEERC 2000 Central Subregional3553413

1056Centers of the NetNEERC 2000 Central Subregional2695545

1057Amount of DegreesNEERC 2000 Central Subregional2053714

1058ChocolateNEERC 2000 Central Subregional5182783

1059ExpressionNEERC 2000 Central Subregional2211663

1060Flip GameNEERC 20003791367

1061Buffer ManagerNEERC 20002126653

1062TriathlonNEERC 20007651799

1063Domino PuzzleNEERC 20006272187

1064Binary SearchNEERC 20002159643

1065FrontierNEERC 20009951388

1066GarlandNEERC 20002446567

1067Disk TreeNEERC 20003640382

1068Sum3815037

1069Prufer CodeUSU Personal Contest 20012612517

1070Local TimeUSU Personal Contest 20012063654

1071Nikifor 2USU Personal Contest 20012198614

1072RoutingUSU Personal Contest 20012742493

1073Square CountryUSU Personal Contest 20019604141

1074Very Short ProblemUSU Personal Contest 20016322111

1075Thread in a SpaceUSU Personal Contest 20016602023

1076Trash1911702

1077Travelling Tours1222396

1078SegmentsWinter Mathematical Festival Varna 20013841348

1079MaximumWinter Mathematical Festival Varna 200112203110

1080Map ColoringWinter Mathematical Festival Varna 20016744199

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20015073264

1082Gaby IvanushkaSpring School Contest 200110784123

1083Factorials!!!Spring School Contest 20011978967

1084Goat in the GardenSpring School Contest 20018919149

1085MeetingSpring School Contest 20012146617

1086CryptographySpring School Contest 200112605105

1087The Time to Take StonesSpring School Contest 20014899271

1088Ilya MurometzSpring School Contest 20011803733

1089Verification with the DictionarySpring School Contest 20011589831

1090In the Army NowUSU Local Contest. March 20013500360

1091Tmutarakan ExamsUSU Local Contest. March 20012403523

1092TransversalUSU Local Contest. March 20015412292

1093DartsUSU Local Contest. March 20016351958

1094E-screenUSU Local Contest. March 20012783452

1095Nikifor 3USU Local Contest. March 20012213568

1096Get the Right Route Plate!USU Local Contest. March 20011795700

1097Square Country 2USU Local Contest. March 20019231354

1098Questions2208544

1099Work Scheduling9941138

1100Final StandingsTetrahedron Team Online Contest May 20011107444

1101Robot in the FieldTetrahedron Team Online Contest May 2001876548

1102Strange DialogTetrahedron Team Online Contest May 20012888168

1103Pencils and CirclesTetrahedron Team Online Contest May 2001964499

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001516894

1105Observers ColoringTetrahedron Team Online Contest May 2001584818

1106Two TeamsTetrahedron Team Online Contest May 2001653674

1107Warehouse ProblemTetrahedron Team Online Contest May 20011150419

1108HeritageBulgarian Online Contest September 20011957248

1109ConferenceBulgarian Online Contest September 20011956248

1110PowerBulgarian Online Contest September 2001935452

1111SquaresBulgarian Online Contest September 20011245389

1112CoverBulgarian Online Contest September 20012988163

1113JeepBulgarian Online Contest September 20011864260

1114BoxesBulgarian Online Contest September 20012558190

1115ShipsBulgarian Online Contest September 20011166415

1116Piecewise Constant FunctionAutumn School Contest 20011482327

1117HierarchyAutumn School Contest 20011763275

1118Nontrivial NumbersAutumn School Contest 20014734103

1119MetroAutumn School Contest 2001691271

1120Sum of Sequential NumbersAutumn School Contest 2001560287

1121BranchesAutumn School Contest 20011404345

1122GameAutumn School Contest 20011976246

1123SalaryAutumn School Contest 20014041121

1124MosaicUSU Championship 20011636297

1125HopscotchUSU Championship 20012091233

1126Magnetic StormsUSU Championship 2001533991

1127Colored BricksUSU Championship 20011527318

1128Partition into GroupsUSU Championship 20011183410

1129Door PaintingUSU Championship 20011130429

1130Nikifor's WalkUSU Championship 2001513934

1131CopyingUSU Championship 2001645776

1132Square Root865559

1133Fibonacci SequenceNEERC 2001 Central Subregional2193222

1134CardsNEERC 2001 Central Subregional2513194

1135RecruitsNEERC 2001 Central Subregional3030161

1136ParliamentNEERC 2001 Central Subregional493499

1137Bus RoutesNEERC 2001 Central Subregional1483327

1138Integer PercentageNEERC 2001 Central Subregional2430200

1139City BlocksNEERC 2001 Central Subregional634377

1140Swamp IncidentNEERC 2001 Central Subregional1294375

1141RSA Attack1334364

1142RelationsDSAP Vietnam Online Contest November 20013209152

1143Electric PathDSAP Vietnam Online Contest November 2001837578

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012471903

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011345361

1146Maximum SumDSAP Vietnam Online Contest November 2001618279

1147Shaping RegionsDSAP Vietnam Online Contest November 2001642750

1148Building TowersDSAP Vietnam Online Contest November 20012741722

1149Sinus Dances816760

1150Page NumbersUral Championship 2001. Round 21978246

1151RadiobeaconsUral Championship 2001. Round 24551053

1152False MirrorsUral Championship 2001. Round 23141155

1153SupercomputerUral Championship 2001. Round 21639297

1154Mages ContestUral Championship 2001. Round 2545882

1155TroubleduonsUral Championship 2001. Round 22682182

1156Two RoundsUral Championship 2001. Round 21491326

1157Young TilerUral Championship 2001. Round 22461198

1158Censored!NEERC 2001 Northern Subregional964503

1159FenceNEERC 2001 Northern Subregional644749

1160NetworkNEERC 2001 Northern Subregional3014164

1161StripiesNEERC 2001 Northern Subregional537791

1162Currency ExchangeNEERC 2001 Northern Subregional2129229

1163ChapaevNEERC 2001 Northern Subregional1044294

1164FillwordNEERC 2001 Northern Subregional2397203

1165SubnumberNEERC 2001 Northern Subregional525915

1166Funny Card GameNEERC 2001 Northern Subregional1333506

1167Bicolored HorsesRomanian Online Contest December 20013605135

1168Radio StationsRomanian Online Contest December 2001661730

1169PairsRomanian Online Contest December 2001669721

1170DesertRomanian Online Contest December 20013221475

1171Lost in SpaceRomanian Online Contest December 20013741275

1172Ship RoutesRomanian Online Contest December 2001871556

1173Lazy SnailRomanian Online Contest December 20014491067

1174Weird PermutationsRomanian Online Contest December 2001679711

1175Strange SequenceUSU Personal Contest 2002507949

1176HyperchannelsUSU Personal Contest 20021441338

1177Like ComparisonsUSU Personal Contest 20023861239

1178Akbardin’s RoadsUSU Personal Contest 20023312148

1179Numbers in TextUSU Personal Contest 20021683290

1180Stone GameUSU Personal Contest 2002560787

1181Cutting a Painted PolygonUSU Personal Contest 20021085448

1182Team Them Up!NEERC 2001941516

1183Brackets SequenceNEERC 20012491196

1184Cable MasterNEERC 20012021242

1185WallNEERC 20011618302

1186Chemical ReactionsNEERC 2001697694

1187Statistical TroubleNEERC 20012312038

1188LibraryNEERC 20012192145

1189Pairs of IntegersNEERC 2001973500

1190Bar of ChocolateSpring School Contest 20021591307

1191Catch the thief!Spring School Contest 20021996245

1192Ball in a DreamSpring School Contest 20024531108

1193Queue at the ExamSpring School Contest 20022715180

1194HandshakesSpring School Contest 2002599982

1195Ouths and CrossesSpring School Contest 20021884259

1196History ExamSpring School Contest 2002919153

1197Lonesome KnightSpring School Contest 20021770228

1198Jobbery1038487

1199Mouse1273400

1200Horns and HoofsUSU Local Contest. March 20021926254

1201Which Day Is It?USU Local Contest. March 20021359359

1202Rectangles TravelUSU Local Contest. March 20021108439

1203Scientific ConferenceUSU Local Contest. March 2002599382

1204IdempotentsUSU Local Contest. March 20022149228

1205By the Underground or by Foot?USU Local Contest. March 20022068236

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024006122

1207Median on the PlaneUSU Local Contest. March 20023887126

1208Legendary Teams ContestUSU Local Contest. March 20022306212

12091, 10, 100, 1000...Autumn School Contest 20021441734

1210Kind SpiritsAutumn School Contest 20023031163

1211Collective GuaranteeAutumn School Contest 20021592309

1212BattleshipAutumn School Contest 20021009486

1213Cockroaches!Autumn School Contest 20022931168

1214Strange ProcedureAutumn School Contest 20024888101

1215Exactness of Projectile HitAutumn School Contest 20021647299

1216Two Pawns and One KingUSU Championship 20022312055

1217Unlucky TicketsUSU Championship 20021203408

1218Episode N-th: The Jedi TournamentUSU Championship 20021534321

1219Symbolic SequenceUSU Championship 20024167119

1220StacksUSU Championship 20021792275

1221Malevich Strikes Back!USU Championship 20021165422

1222Chernobyl’ EaglesUSU Championship 20023500141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021669295

1224SpiralNEERC 2002 Central Subregional749766

1225FlagsNEERC 2002 Central Subregional1395135

1226esreveR redrONEERC 2002 Central Subregional4393113

1227Rally ChampionshipNEERC 2002 Central Subregional1646299

1228ArrayNEERC 2002 Central Subregional4632107

1229Strong BrickworkNEERC 2002 Central Subregional1298379

1230Introspective ProgramNEERC 2002 Central Subregional645756

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2222136

1232Asteroid LandingNEERC 2002 Central Subregional2022337

1233Amusing NumbersNEERC 2002513949

1234BricksNEERC 2002721679

1235Cricket FieldNEERC 2002644759

1236Decoding TaskNEERC 2002997493

1237Evacuation PlanNEERC 2002499976

1238FoldingNEERC 20021174419

1239Ghost BustersNEERC 20021523062

1240Heroes of Might and MagicNEERC 20023411413

1241Inlay CuttersNEERC 20022841689

1242WerewolfUSU Personal Contest 20032778178

1243Divorce of the Seven DwarfsUSU Personal Contest 20031011549

1244GentlemenUSU Personal Contest 20031945254

1245PicturesUSU Personal Contest 2003512953

1246Tethered DogUSU Personal Contest 20031494331

1247Check a SequenceUSU Personal Contest 20032077238

1248Sequence SumUSU Personal Contest 2003740663

1249Ancient NecropolisUSU Local Contest. March 20032294216

1250Sea BurialUSU Local Contest. March 2003677725

1251Cemetery ManagerUSU Local Contest. March 20033231495

1252Sorting the TombstonesUSU Local Contest. March 20031238399

1253NecrologuesUSU Local Contest. March 2003702699

1254Die HardUSU Local Contest. March 2003770638

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031789277

1256Cemetery GuardUSU Local Contest. March 20032102263

1257HyphenationAutumn School Contest 20032791735

1258PoolAutumn School Contest 20031195416

1259How to Become Star?Autumn School Contest 20031264393

1260Nudnik PhotographerAutumn School Contest 20034513111

1261TipsAutumn School Contest 20031506331

1262Pseudo-Roman NumberAutumn School Contest 20031285387

1263ElectionsAutumn School Contest 20031175243

1264WorkdaysAutumn School Contest 20032365521

1265MirrorUSU Championship 20033171534

1266Kirchhoff's LawUSU Championship 20033351454

1267Yekaterinburg SubwayUSU Championship 20032801729

1268Little ChuUSU Championship 2003672735

1269Obscene Words FilterUSU Championship 2003581849

1270UnicubeUSU Championship 20032022366

1271Sailing DirectionsUSU Championship 2003974687

1272Non-Yekaterinburg SubwayUSU Championship 20033366149

1273TieUSU Championship 20031076462

1274Fractional ArithmeticNEERC 2003 Central Subregional710697

1275Knights of the Round TableNEERC 2003 Central Subregional1992401

1276TrainNEERC 2003 Central Subregional675733

1277Cops and ThievesNEERC 2003 Central Subregional626789

1278“… Connecting People”NEERC 2003 Central Subregional501982

1279WarehouseNEERC 2003 Central Subregional1183421

1280Topological SortingNEERC 2003 Central Subregional3515142

1281River BasinNEERC 2003 Central Subregional3491398

1282Game TreeNEERC 2003 Central Subregional1485336

1283DwarfUSU Personal Contest 20044279117

1284Space PokerUSU Personal Contest 20042042353

1285Thread in a HyperspaceUSU Personal Contest 20043001624

1286Starship TravelUSU Personal Contest 2004739672

1287Mars CanalsUSU Personal Contest 20041321378

1288AstrolocationUSU Personal Contest 20042062331

1289One Way TicketUSU Personal Contest 20041261396

1290SabotageSpring School Contest 2004635479

1291Gear-wheelsSpring School Contest 20041298385

1292Mars Space StationsSpring School Contest 20041328377

1293EniyaSpring School Contest 20043447615

1294Mars SatellitesSpring School Contest 20041606312

1295Crazy NotionsSpring School Contest 20043343150

1296HyperjumpSpring School Contest 2004773165

1297PalindromeSpring School Contest 2004617481

1298KnightSpring School Contest 20042167231

1299PsyloniansSpring School Contest 20043201527

1300TaxesUral Championship 19981662864

1301Cube in LabyrinthUral Championship 1998672739

1302Delta-waveUral Championship 19981448346

1303Minimal CoverageUral Championship 19982778181

1304ParallelepipedUral Championship 19982561895

1305Convex HullUral Championship 1998708702

1306Sequence MedianUral Championship 19983488144

1307ArchiverUral Championship 2004. Round 13841280

1308Dean's PyramidUral Championship 2004. Round 11682833

1309DisputeUral Championship 2004. Round 1819608

1310ACM DiagnosticsUral Championship 2004. Round 14541087

1311Stable ConstructionUral Championship 2004. Round 13381449

1312TrayUral Championship 2004. Round 11602966

1313Some Words about SportUral Championship 2004. Round 11482534

1314Chase in SubwayUral Championship 2004. Round 1843591

1315MDPAR and MIIARUral Championship 2004. Round 12561896

1316Electronic AuctionUral Championship 2004. Round 11144437

1317HailUral Championship 2004. Round 24581078

1318LogarithmUral Championship 2004. Round 23461417

1319HotelUral Championship 2004. Round 21300539

1320Graph DecompositionUral Championship 2004. Round 21734289

1321Floor IndicatorUral Championship 2004. Round 23671338

1322SpyUral Championship 2004. Round 22646190

1323ClassmatesUral Championship 2004. Round 2605820

1324Extra SpacesUral Championship 2004. Round 2535925

1325DirtUral Championship 2004. Round 2929537

1326Bottle TapsUral Championship 2004. Round 21265396

1327FusesAutumn School Contest 20041089846

1328FireballAutumn School Contest 20043531397

1329Galactic HistoryAutumn School Contest 20041084463

1330IntervalsAutumn School Contest 2004526396

1331VladislavaAutumn School Contest 2004500994

1332Genie BomberAutumn School Contest 2004805622

1333Genie Bomber 2Autumn School Contest 20042333216

1334CheckersAutumn School Contest 2004934537

1335White ThesisAutumn School Contest 20042816179

1336Problem of Ben BetsalelAutumn School Contest 20044182121

1337BureaucracyAutumn School Contest 20043171551

1338AutomobilesUSU Championship 20042751785

1339BabiesUSU Championship 2004580862

1340CucarachaUSU Championship 2004924988

1341DeviceUSU Championship 20044411128

1342EnterpriseUSU Championship 2004671747

1343Fairy TaleUSU Championship 20041208418

1344Gigantic TurnipUSU Championship 20041044463

1345HTMLUSU Championship 20043461429

1346Intervals of MonotonicityUSU Championship 20041711296

1347BlogSpring School Contest 20053601376

1348Goat in the Garden 2Spring School Contest 20052714187

1349FarmSpring School Contest 20051008250

1350CanteenSpring School Contest 20051288392

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005965522

1352Mersenne PrimesSpring School Contest 20053913130

1353Milliard Vasya's FunctionSpring School Contest 20054904104

1354Palindrome. Again PalindromeSpring School Contest 20053666138

1355Bald Spot RevisitedSpring School Contest 20052406211

1356Something EasierSpring School Contest 20051718295

1357Teakettle 1.0 for DummiesSpring School Contest 20054181190

1358CablesSpring School Contest 2005928543

1359ConstructionSpring School Contest 20054321152

1360Philosophical DisputeUral Championship 2005. Round 23931264

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22551923

1362Classmates 2Ural Championship 2005. Round 21135445

1363HalftonesUral Championship 2005. Round 2865308

1364LaraKillerUral Championship 2005. Round 2522958

1365Testing CalculatorUral Championship 2005. Round 2974762

1366PresentsUral Championship 2005. Round 2961525

1367Top SecretUral Championship 2005. Round 21563070

1368Goat in the Garden 3Ural Championship 2005. Round 21982450

1369Cockroach RaceUral Championship 2005. Round 22813409

1370MagicianUral Championship 2005. Round 2566490

1371Cargo AgencyUral Championship 2005. Round 1963525

1372Death StarUral Championship 2005. Round 1756010

1373Pictura ex MachinaUral Championship 2005. Round 1596843

1374MisereUral Championship 2005. Round 13810643

1375Bill CleversUral Championship 2005. Round 1934541

1376Dean's Pyramid 2Ural Championship 2005. Round 1449461

1377Lara CroftUral Championship 2005. Round 11727294

1378Artificial IntelligenceUral Championship 2005. Round 13371472

1379Cups TransportationUral Championship 2005. Round 1790639

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1134154

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1373476

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2831744

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest439641

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest925009

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2086244

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4291164

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest3571392

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest2116483

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest905558

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest449462

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest865323

1392Dreaming of Stars663759

1393Average Common Prefix4281157

1394Ships. Version 21718925

1395Pascal vs. C++. Version 22002336

1396Maximum. Version 22401957

1397Points Game2721687

1398Bishop and Pawn525871

1399Economical Director3410585

1400Cellular CharactersAutumn School Contest 2005928545

1401GamersAutumn School Contest 20052840179

1402CocktailsAutumn School Contest 20053974128

1403CourierAutumn School Contest 20051449350

1404Easy to Hack!Autumn School Contest 2005634580

1405Goat in the Garden 5Autumn School Contest 2005706714

1406Next NumberAutumn School Contest 20051477344

1407One-two, One-twoAutumn School Contest 20051321384

1408Polynomial MultiplicationAutumn School Contest 20054141205

1409Two GangstersAutumn School Contest 20053302915

1410CrackUSU Championship 20051310386

141140 Islands KnightsUSU Championship 20051553087

1412Autumn TideUSU Championship 20053271512

1413Mars JumperUSU Championship 20052867177

1414Astronomical DatabaseUSU Championship 20051169432

1415Mobile LifeUSU Championship 2005459260

1416ConfidentialUSU Championship 20051276396

1417Space Poker 2USU Championship 20052531937

1418Military StoryUSU Championship 2005551908

1419Maps of the Island WorldsUSU Championship 20054081219

1420Integer-Valued Complex DivisionUSU Championship 20052641859

1421Credit OperationsTimus Top Coders: First Challenge913540

1422FirefliesTimus Top Coders: First Challenge564868

1423String TaleTimus Top Coders: First Challenge2880172

1424MinibusTimus Top Coders: First Challenge689713

1425Queen 2Timus Top Coders: First Challenge2801719

1426RectanglesTimus Top Coders: First Challenge875138

1427SMSTimus Top Coders: First Challenge1355365

1428Jedi RiddleTimus Top Coders: First Challenge995496

1429BiscuitsTimus Top Coders: First Challenge1772665

1430Crime and PunishmentTimus Top Coders: First Challenge1067463

1431DiplomasUSU Personal Contest 20061361362

1432Twofold LuckUSU Personal Contest 2006537888

1433DiamondsUSU Personal Contest 20061896261

1434Buses in VasyukiUSU Personal Contest 2006501973

1435Financial ErrorUSU Personal Contest 2006492990

1436BillboardUSU Personal Contest 2006585835

1437Gasoline StationUSU Personal Contest 2006999493

1438Time Limit ExceededUSU Personal Contest 20061543030

1439Battle with You-Know-WhoUral Championship 20061116439

1440Training ScheduleUral Championship 2006713683

1441From the History of Gringotts BankUral Championship 20064231141

1442Floo PowderUral Championship 20061453187

1443RailsUral Championship 2006720677

1444ElephpotamusUral Championship 20061703288

1445Christmas giftsUral Championship 2006823593

1446Sorting HatUral Championship 2006543891

1447Portkey NetworkUral Championship 2006488992

1448Lighting in HogwartsUral Championship 2006844578

1449Credit Operations 2Timus Top Coders: Second Challenge3241471

1450Russian PipelinesTimus Top Coders: Second Challenge2919168

1451Beerhouse TaleTimus Top Coders: Second Challenge482998

1452Pascal vs. C++Timus Top Coders: Second Challenge796609

1453QueenTimus Top Coders: Second Challenge3961210

1454Rectangles 2Timus Top Coders: Second Challenge1842532

1455Freedom of SpeechTimus Top Coders: Second Challenge2242099

1456Jedi Riddle 2Timus Top Coders: Second Challenge651743

1457Heating MainTimus Top Coders: Second Challenge728267

1458War GamesTimus Top Coders: Second Challenge3911225

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2781666

1460WiresPetrozavodsk Winter 2006. USU Contest1054173

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest472996

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest564836

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest791599

1464LightPetrozavodsk Winter 2006. USU Contest1562891

1465Pawn GamePetrozavodsk Winter 2006. USU Contest961494

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1423157

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3821224

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest559836

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest473985

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1888251

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2858166

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest4341071

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest805284

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest655715

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest1153805

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3581292

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1492991

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1103963

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest964486

1480CouponsUSU Championship 20061014463

1481Winning ChancesUSU Championship 20061932336

1482Triangle GameUSU Championship 20061463040

1483Table FootballUSU Championship 20061236381

1484Film RatingUSU Championship 2006724646

1485Football and LieUSU Championship 20062671712

1486Equal SquaresUSU Championship 2006718651

1487Chinese FootballUSU Championship 20063651265

1488ACM PokerUSU Championship 20062911576

1489Points on a ParallelepipedAutumn School Contest 20061204390

1490Fire CircleAutumn School Contest 20062398197

1491Unreal StoryAutumn School Contest 20062251209

1492Vasya's Dad 2Autumn School Contest 20062281990

1493One Step from HappinessAutumn School Contest 20061006747

1494MonobilliardsAutumn School Contest 2006476399

1495One-two, One-two 2Autumn School Contest 20061392338

1496SpammerAutumn School Contest 2006970749

1497Cutting a SquareAutumn School Contest 20061579298

1498Stroke at Full SpeedAutumn School Contest 2006525885

1499KerchiefsAutumn School Contest 20063111475

1500Pass LicensesNEERC 2006 Eastern Subregional736633

1501Sense of BeautyNEERC 2006 Eastern Subregional1776264

1502Domino DotsNEERC 2006 Eastern Subregional643873

1503PolynomialNEERC 2006 Eastern Subregional2611742

1504Good MannersNEERC 2006 Eastern Subregional2032217

1505Oil TransferNEERC 2006 Eastern Subregional1532897

1506Columns of NumbersNEERC 2006 Eastern Subregional3338141

1507Difficult DecisionNEERC 2006 Eastern Subregional1062440

1508Japanese PuzzleNEERC 2006 Eastern Subregional2781640

1509Domino RecognitionNEERC 2006 Eastern Subregional1253498

1510OrderNEERC 2006 Eastern Subregional544587

1511Fiscal OperationsTimus Top Coders: Third Challenge3791202

1512ZiniumTimus Top Coders: Third Challenge534859

1513Lemon TaleTimus Top Coders: Third Challenge1230377

1514National ParkTimus Top Coders: Third Challenge2481812

1515CashmasterTimus Top Coders: Third Challenge2193212

1516NostalgiaTimus Top Coders: Third Challenge2521784

1517Freedom of ChoiceTimus Top Coders: Third Challenge1850251

1518Jedi Riddle 3Timus Top Coders: Third Challenge4351050

1519Formula 1Timus Top Coders: Third Challenge1013457

1520Empire Strikes BackTimus Top Coders: Third Challenge1812447

1521War Games 2Timus Top Coders: Third Challenge3476134

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2511767

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1548296

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2513175

1525PathPetrozavodsk Winter 2007. D.Gozman Contest1150398

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3311352

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3881159

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1717267

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest1153689

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest508890

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3151419

1532Lost in TranslationUSU Personal Contest 20072192008

1533Fat HobbitsUSU Personal Contest 20074411020

1534Football in GondorUSU Personal Contest 2007783580

1535The Hobbit or There and Back AgainUSU Personal Contest 2007914498

1536Delights of Pipe-weedUSU Personal Contest 2007547186

1537EntsUSU Personal Contest 20071623282

1538Towers of GuardUSU Personal Contest 20073501278

1539Intelligence DataUSU Personal Contest 20074211067

1540Battle for the RingUSU Personal Contest 20074141085

1541ChaseUSU Personal Contest 20072032159

1542AutocompletionUral Championship 2007706636

1543Dance RevolutionUral Championship 20071972199

1544Classmates 3Ural Championship 20073591234

1545HieroglyphsUral Championship 2007910450

1546Japanese SortingUral Championship 2007507881

1547Password SearchUral Championship 2007522856

1548Sakura and StatisticsUral Championship 20071816258

1549Another Japanese PuzzleUral Championship 20071842346

1550Dean's Pyramid 3Ural Championship 2007758593

1551Sumo TournamentUral Championship 20071666272

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3631181

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1512290

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest687632

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest369580

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest389181

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2361791

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest505856

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest934279

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest464930

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1442862

1562GM-pineappleUSU Championship 20071061410

1563BayanUSU Championship 2007820054

1564Counting OnesUSU Championship 2007630687

1565The Duel for ThreeUSU Championship 20072361786

1566Triangular PostcardsUSU Championship 20071333073

1567SMS-spamUSU Championship 20071094040

1568Train Car SortingUSU Championship 20072591633

1569Networking the “Iset”USU Championship 2007455945

1570Eating HighUSU Championship 2007478900

1571InterpretersUSU Championship 2007972447

1572Yekaterinozavodsk Great WellAutumn School Contest 20073034144

1573AlchemyAutumn School Contest 20074125106

1574Mathematicians and bracketsAutumn School Contest 20071214358

1575Yekaterinburg Subway 2Autumn School Contest 2007500860

1576Telephone TariffsAutumn School Contest 20073020145

1577E-mailAutumn School Contest 2007924470

1578Mammoth HuntAutumn School Contest 2007493872

1579Coat TransportationAutumn School Contest 2007885490

1580Dean's DebtsAutumn School Contest 2007490877

1581TeamworkAutumn School Contest 20071092340

1582BookmakersNEERC 2007 Eastern Subregional3631120

1583CheeseNEERC 2007 Eastern Subregional2231877

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3161342

1585PenguinsNEERC 2007 Eastern Subregional1152438

1586Threeprime NumbersNEERC 2007 Eastern Subregional3027144

1587Flying PigNEERC 2007 Eastern Subregional534804

1588JamaicaNEERC 2007 Eastern Subregional1349322

1589SokobanNEERC 2007 Eastern Subregional1418226

1590Bacon’s CipherNEERC 2007 Eastern Subregional2293190

1591Abstract ThinkingNEERC 2007 Eastern Subregional4051054

1592Chinese WatchesNEERC 2007 Eastern Subregional720599

1593Square Country. Version 2529734

1594Aztec Treasure724707

1595Perfect Sequence3231158

1596Knight Mare239252

1597Chernobyl’ Eagle on a Roof. Version 21092027

1598DSA Attack434519

1599Winding Number1011930

1600AirportUSU Personal Contest 2008760553

1601AntiCAPSUSU Personal Contest 2008470190

1602ElevatorUSU Personal Contest 2008941448

1603EruditeUSU Personal Contest 20081680252

1604Country of FoolsUSU Personal Contest 20082923145

1605Devil's SequenceUSU Personal Contest 2008696603

1606SlalomUSU Personal Contest 2008599699

1607TaxiUSU Personal Contest 2008926846

1608Lucky Tickets 2008Ural Championship 20084041022

1609Tram TileUral Championship 20081382860

1610CactusesUral Championship 20082061960

1611DecimationUral Championship 2008609684

1612Tram ForumUral Championship 20082858148

1613For Fans of StatisticsUral Championship 20083027139

1614National Project “Trams”Ural Championship 2008498833

1615Tram SolitaireUral Championship 20081982035

1616Square Country 4Ural Championship 2008963993

1617Flat SpotsUral Championship 2008662764

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest854324

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest571707

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2621510

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest804564

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1243065

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1223112

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest725009

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest3881032

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest427899

1627JoinPetrozavodsk Winter 2008. ITMO Contest3711078

1628White StreaksUSU Championship 20082174186

1629TripUSU Championship 2008484822

1630TalismanUSU Championship 20083931007

1631Drunk King 2USU Championship 2008846474

1632LasersUSU Championship 2008834365

1633HippogriffsUSU Championship 2008524760

1634Spider MiteUSU Championship 20081742206

1635Mnemonics and PalindromesUSU Championship 20082057196

1636Penalty TimeUSU Championship 2008692759

1637Triangle Game 2USU Championship 20081133300

1638BookwormUSU Championship 2008624965

1639Chocolate 2Autumn School Contest 20081267632

1640Circle of WinterAutumn School Contest 20082337172

1641DutiesAutumn School Contest 2008807495

16421D MazeAutumn School Contest 2008423695

1643Attack of the Dark FortressAutumn School Contest 2008952421

1644A Whole Lot of WalnutsAutumn School Contest 2008411598

1645Ski RaceAutumn School Contest 20082051196

1646Godzilla Strikes Back!Autumn School Contest 2008450880

1647Divide an Island!Autumn School Contest 2008479828

1648YachtsAutumn School Contest 20081063377

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional496849

1650BillionairesNEERC 2008 Eastern Subregional1885213

1651Shortest SubchainNEERC 2008 Eastern Subregional1161345

1652Banking CrisisNEERC 2008 Eastern Subregional1392712

1653Death ConveyorNEERC 2008 Eastern Subregional516624

1654Cipher MessageNEERC 2008 Eastern Subregional691558

1655Somali PiratesNEERC 2008 Eastern Subregional2071862

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1993202

1657Cube SnakeNEERC 2008 Eastern Subregional2601497

1658Sum of DigitsNEERC 2008 Eastern Subregional2037197

1659Regular TrianglesNEERC 2008 Eastern Subregional620641

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest526449

1661DodecahedronPetrozavodsk Winter 2008. USU Contest983702

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest774596

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1223029

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1951950

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest912434

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest3011286

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1921979

1668Death Star 2Petrozavodsk Winter 2008. USU Contest605712

1669Universal WordPetrozavodsk Winter 2008. USU Contest2801379

1670AsteriskPetrozavodsk Summer 2008. USU Contest2061843

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest3430116

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2710756

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest3001284

1674Drunk KingPetrozavodsk Summer 2008. USU Contest566030

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest2091817

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest2201730

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2461555

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest575940

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3851008

1680The First NonqualifyingUSU Personal Contest 20091804217

1681Brother Bear's GardenUSU Personal Contest 2009973680

1682Crazy ProfessorUSU Personal Contest 2009727534

1683FridgeUSU Personal Contest 20092971132

1684Jack's Last WordUSU Personal Contest 20091483264

1685OrthographyUSU Personal Contest 20092202178

1686Photovoltaic SpaceshipUSU Personal Contest 20092571475

1687Numismatics for FunUSU Personal Contest 20093041254

1688Team.GOV!USU Personal Contest 20093021130

1689Fisherman and BarbellUSU Personal Contest 2009422912

1690Army of MagesPetrozavodsk Winter 2009. USU Contest624619

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1143166

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest1053369

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2610905

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1312784

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1262887

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest436880

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest625452

1698Square Country 5Petrozavodsk Winter 2009. USU Contest611632

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3551076

1700AwakeningUral Championship 2009814474

1701Ostap and PartnersUral Championship 2009610630

1702CrossroadUral Championship 20091662220

1703Robotic ArmUral Championship 20092801348

1704DemodulationUral Championship 20091123203

1705Gangster HaresUral Championship 2009418913

1706Cipher Message 2Ural Championship 2009582660

1707Hypnotoad's SecretUral Championship 20091931925

1708Sum of Digits 2Ural Championship 20092411492

1709Penguin-AviaUral Championship 20092543153

1710Boris, You Are Wrong!Ural Championship 2009597644

1711Code NamesNEERC 2009 Eastern Subregional2880130

1712Cipher GrilleNEERC 2009 Eastern Subregional451883

1713Key SubstringsNEERC 2009 Eastern Subregional597618

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1103124

1715Another Ball KillerNEERC 2009 Eastern Subregional3651000

1716Alternative SolutionNEERC 2009 Eastern Subregional485757

1717Eligibility RulesNEERC 2009 Eastern Subregional1642154

1718RejudgeNEERC 2009 Eastern Subregional1244299

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2421487

1720Summit Online JudgeNEERC 2009 Eastern Subregional374976

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional649569

1722Observation DeckUral Regional School Programming Contest 20092751313

1723Sandro's BookUral Regional School Programming Contest 2009610761

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009571644

1725Sold Out!Ural Regional School Programming Contest 20092716137

1726VisitsUral Regional School Programming Contest 20092866130

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091908195

1728Curse on Team.GOVUral Regional School Programming Contest 2009711519

1729Dead Man's ChestUral Regional School Programming Contest 2009597617

1730ManBearPigUral Regional School Programming Contest 20093281107

1731DillUral Regional School Programming Contest 20093663102

1732Ministry of TruthUSU Championship 2009827446

1733Forgotten TechnologyUSU Championship 2009704662

1734Endgame DatabaseUSU Championship 20091632156

1735Theft of the CenturyUSU Championship 20091212847

1736Chinese HockeyUSU Championship 20093161144

1737Mnemonics and Palindromes 3USU Championship 20091507246

1738Computer SecurityUSU Championship 2009371979

1739FaryuksUSU Championship 20091861903

1740Deer is Better!USU Championship 20092708137

1741Communication FiendUSU Championship 20091320280

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1198303

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest375951

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1702034

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest437819

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2151627

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2641336

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1391261

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1692046

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2901221

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest903661

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1444252

1753BookshelfUSU Personal Contest 20101112323

1754Explosion in a PyramidUSU Personal Contest 2010560635

1755CakeUSU Personal Contest 2010438808

1756One and a Half DiggersUSU Personal Contest 20102089173

1757Gold BarsUSU Personal Contest 20101512249

1758Bald Spot Revisited 2USU Personal Contest 20101242703

1759Long-LiversUSU Personal Contest 2010793451

1760Infernal WorkUSU Personal Contest 2010537662

1761Binary PalindromeUSU Personal Contest 20103251081

1762Search for a Hiding-PlaceUSU Personal Contest 20102111639

1763Expert FleaUral Championship 2010595214

1764TranssibUral Championship 20101941764

1765Error 404Ural Championship 2010784088

1766Humpty DumptyUral Championship 20102581342

1767The House of Doctor DeeUral Championship 2010494714

1768Circular StringsUral Championship 20102991164

1769Old Ural LegendUral Championship 20101790200

1770The Party of Ural ChampionsUral Championship 20102041681

1771A Deputy's MorningUral Championship 2010486203

1772Ski-Trails for RobotsUral Championship 2010490720

1773Metro to Every HomeUral Championship 2010424829

1774Barber of the Army of MagesUral SU Championship 2010684497

1775Space BowlingUral SU Championship 2010368913

1776Anniversary FireworkUral SU Championship 2010751454

1777AnindilyakwaUral SU Championship 20102836121

1778Chinese Hockey 2Ural SU Championship 2010714262

1779The Great TeamUral SU Championship 20101052325

1780Gray CodeUral SU Championship 2010375897

1781Clean CodeUral SU Championship 20101582055

1782Jack's New WordUral SU Championship 20101592043

1783Nuclear Arms RaceUral SU Championship 2010738462

1784RoundersUral SU Championship 20102841174

1785Lost in LocalizationUral Regional School Programming Contest 20102187816

1786Sandro's BiographyUral Regional School Programming Contest 20103272105

1787Turn for MEGAUral Regional School Programming Contest 20101400925

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102227154

1789Searching for the DodecahedronUral Regional School Programming Contest 20101633210

1790Searching for the TruthUral Regional School Programming Contest 20102471341

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102341413

1792Hamming CodeUral Regional School Programming Contest 2010426981

1793Tray 2Ural Regional School Programming Contest 2010885385

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101785192

1795Husband in a ShopUral Regional School Programming Contest 20101413242

1796Amusement ParkUral Regional School Programming Contest 20103256106

1797Summit Online Judge. Version 2445381

1798Fire Circle. Version 2652904

1799Sasha and swag strings354757

1800Murphy's LawNEERC 2010 Eastern Subregional2029168

1801The Revolution CupNEERC 2010 Eastern Subregional525541

1802Cube PuzzleNEERC 2010 Eastern Subregional1572057

1803The Czechs' RiflesNEERC 2010 Eastern Subregional465723

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional865393

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional343973

1806Mobile TelegraphsNEERC 2010 Eastern Subregional1512226

1807Cartridges for MaximNEERC 2010 Eastern Subregional2311426

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1711898

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional585577

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest744004

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2261425

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1122757

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest2031579

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest1013030

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest674368

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1322368

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest3251004

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1611967

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest377155

1820Ural SteaksUSU Personal Contest 20111331225

1821BiathlonUSU Personal Contest 20111947170

1822Hugo II's WarUSU Personal Contest 2011485672

1823Ideal GasUSU Personal Contest 2011992332

1824Ifrit BomberUSU Personal Contest 20113081046

1825Ifrit Bomber 2USU Personal Contest 2011361896

1826MinefieldUSU Personal Contest 20111107298

1827Indigenous WarsUSU Personal Contest 20112771159

1828Approximation by a ProgressionUSU Personal Contest 2011714459

1829Routing TablesUSU Personal Contest 2011943198

1830Help in the RNOSUral Championship 2011356900

1831Tsyfirkin's LessonUral Championship 20111342287

1832Arirang ShowUral Championship 2011348920

1833Hopes of RowingUral Championship 20111522033

1834Tennis RacketUral Championship 2011624573

1835Swamp DoctorUral Championship 2011963106

1836Babel FishUral Championship 20112801135

1837Isenbaev's NumberUral Championship 2011558759

1838Samurai's StrokeUral Championship 2011458704

1839The MentaculusUral Championship 20111232476

1840Victim of AdvertisingUral Championship 2011298443

1841CablewaysPetrozavodsk Summer 2010. USU Contest1452054

1842Local RootsPetrozavodsk Summer 2010. USU Contest386634

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest694031

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1971538

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest604549

1846GCD 2010Petrozavodsk Summer 2010. USU Contest2098151

1847ZamkadyePetrozavodsk Summer 2010. USU Contest634362

1848Fly HuntPetrozavodsk Summer 2010. USU Contest535054

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1212431

1850Space TourismPetrozavodsk Summer 2010. USU Contest1042793

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1801673

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1212427

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest337394

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest760413

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2391277

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest753741

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2331308

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest763697

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest664184

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest692453

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest315978

1862Very Wealthy MoleUral FU Championship 20112481226

1863Peaceful AtomUral FU Championship 20112891058

1864Get-Together at Den'sUral FU Championship 20111880167

1865The Island of MärketUral FU Championship 2011873261

1866Poetic FootUral FU Championship 2011420736

1867NanotechnologiesUral FU Championship 20111192452

1868Prediction ContestUral FU Championship 20112105150

1869New Year CruiseUral FU Championship 20111383227

1870Zinium 2Ural FU Championship 2011459675

1871Seismic WavesUral FU Championship 2011511607

1872Spacious OfficeUral FU Championship 2011402768

1873GOV ChroniclesUral Regional School Programming Contest 2011884353

1874Football GoalUral Regional School Programming Contest 20111656190

1875Angry BirdsUral Regional School Programming Contest 2011323948

1876Centipede's MorningUral Regional School Programming Contest 2011598453

1877Bicycle CodesUral Regional School Programming Contest 20111678419

1878Rubinchik's CubeUral Regional School Programming Contest 20111526206

1879GOV-internship 2Ural Regional School Programming Contest 20112151404

1880Psych Up's EigenvaluesUral Regional School Programming Contest 20111058630

1881Long problem statementUral Regional School Programming Contest 2011532859

1882Old NokiaUral Regional School Programming Contest 20111082676

1883Ent's BirthdayUral Regional School Programming Contest 20112581178

1884Way to the UniversityUral Regional School Programming Contest 2011481643

1885Passenger ComfortNEERC 2011 Eastern Subregional1599196

1886Trip 2NEERC 2011 Eastern Subregional1452034

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2921044

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional698445

1889Airport AnnouncementsNEERC 2011 Eastern Subregional1070292

1890Money out of Thin AirNEERC 2011 Eastern Subregional695447

1891Language OceanNEERC 2011 Eastern Subregional457675

1892Morning in KoltsovoNEERC 2011 Eastern Subregional357859

1893A380NEERC 2011 Eastern Subregional550557

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1991509

1895Steaks on BoardNEERC 2011 Eastern Subregional1402102

1896War Games 2.1214893

1897Alice and Bob and a string165564

1900Brainwashing DeviceUral Championship 2012563505

1901Space ElevatorsUral Championship 2012573496

1902Neo-VeniceUral Championship 20122627110

1903Unidentified ShipsUral Championship 2012310904

1904The Lessons of the PastUral Championship 2012628453

1905Travel in TimeUral Championship 20122531100

1906The Lost CivilizationUral Championship 2012297415

1907Coffee and BunsUral Championship 20122121303

1908Brute-force SearchUral Championship 20121322036

1909Space ReconUral Championship 2012574316

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional876933

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional554441

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional2281213

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1491815

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional574308

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1368209

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional803207

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1269226

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional309905

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1351991

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional406694

1921Chaos and OrderUral Regional School Programming Contest 20122291206

1922Superhero TeamUral Regional School Programming Contest 2012944302

1923Scary PoliticsUral Regional School Programming Contest 2012537527

1924Four ImpsUral Regional School Programming Contest 2012781437

1925British Scientists Save the WorldUral Regional School Programming Contest 2012437966

1926The Tournament of IntelligencesUral Regional School Programming Contest 20122781001

1927Herbs and MagicUral Regional School Programming Contest 20122661044

1928Another Ecology ProblemUral Regional School Programming Contest 2012375748

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012776367

1930Ivan's CarUral Regional School Programming Contest 20121736165

1931Excellent TeamUral FU Championship 20121805158

1932The Secret of IdentifierUral FU Championship 2012294945

1933Guns for Battle!Ural FU Championship 2012732387

1934Black SpotUral FU Championship 2012831341

1935Tears of DrownedUral FU Championship 2012379875

1936RoshamboUral FU Championship 20122451126

1937Davy Jones’s OrganUral FU Championship 20122311191

1938Caribbean TriangleUral FU Championship 2012494866

1939First SealUral FU Championship 2012344811

1940Not So Simple YearsUral FU Championship 2012347804

1941Scary Martian WordUral FU Personal Contest 2012670416

1942Attack at the OrbitUral FU Personal Contest 2012447619

1943Space RummyUral FU Personal Contest 2012315871

1944Record of the Attack at the OrbitUral FU Personal Contest 20121246225

1945Many-armed BrothersUral FU Personal Contest 2012783216

1946Chinese Hockey 3Ural FU Personal Contest 20121491780

1947MeanderUral FU Personal Contest 20121621646

1948The Robot on the LineUral FU Personal Contest 20122241210

1949The Best Picture in the GalaxyUral FU Personal Contest 20121911408

1950Martian FarmlandsUral FU Personal Contest 20121321993

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1361859

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1311801

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1032402

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection613823

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection803016

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1062340

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection385655

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection643668

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection2511040

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection628425

1961Cantonese DialectUral FU Personal Contest 2013308852

1962In Chinese RestaurantUral FU Personal Contest 2013339776

1963KiteUral FU Personal Contest 2013570467

1964Chinese DialectsUral FU Personal Contest 20131677161

1965Pear TreesUral FU Personal Contest 2013266982

1966Cycling RoadsUral FU Personal Contest 2013387682

1967Programmer CasinoUral FU Personal Contest 2013375765

1968Glass PyramidUral FU Personal Contest 20131631566

1969Hong Kong TramUral FU Personal Contest 2013872793

1970皇后像廣場Ural FU Personal Contest 20132151204

1971Graphics SettingsUral Championship 2013400654

1972Game TestingUral Championship 2013703349

1973Location GeneratorUral Championship 2013375701

1974Similar TunesUral Championship 20132291121

1975Model of the EarthUral Championship 2013474701

1976Game OptimizationUral Championship 20132011270

1977Energy WallUral Championship 20131022392

1978E-LiteUral Championship 2013763116

1979Resources DistributionUral Championship 20131981288

1980Road to InvestorUral Championship 2013423619

1981Parallel and PerpendicularUral FU Championship 2013618418

1982Electrification PlanUral FU Championship 20131994131

1983Nectar GatheringUral FU Championship 20131581563

1984Dummy GuyUral FU Championship 20131318198

1985Prime SquareUral FU Championship 20131291889

1986Paul’s SaladsUral FU Championship 20132201141

1987Nested SegmentsUral FU Championship 20131634160

1988Planet Ocean LandingUral FU Championship 20132261112

1989SubpalindromesUral FU Championship 2013801324

1990PodracingNEERC 2013 Eastern Subregional2491012

1991The battle near the swampNEERC 2013 Eastern Subregional575345

1992CVSNEERC 2013 Eastern Subregional695372

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1353192

1994The Emperor's planNEERC 2013 Eastern Subregional2471019

1995Illegal spicesNEERC 2013 Eastern Subregional444577

1996Cipher Message 3NEERC 2013 Eastern Subregional2091196

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional487527

1998The old PadawanNEERC 2013 Eastern Subregional737351

1999The secret moduleNEERC 2013 Eastern Subregional296718

2000Grand Theft Array VUral Regional School Programming Contest 20131744149

2001Mathematicians and BerriesUral Regional School Programming Contest 20131228521

2002Test TaskUral Regional School Programming Contest 2013381568

2003Simple MagicUral Regional School Programming Contest 2013752343

2004Scientists from SpilkovoUral Regional School Programming Contest 2013347731

2005Taxi for ProgrammersUral Regional School Programming Contest 2013296888

2006Kirill the GardenerUral Regional School Programming Contest 2013583839

2007Mutants versus MachinesUral Regional School Programming Contest 20131291878

2008SwiftyUral Regional School Programming Contest 20132451024

2009Canteen LineUral Regional School Programming Contest 2013313808

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20132077125

2011Long StatementUral Regional School Programming Contest 2013269796

2012About Grisha N.NEERC 2014 Eastern Subregional1459916

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional251911

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional445522

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional821286

2016Magic and ScienceNEERC 2014 Eastern Subregional188489

2017Best of a bad lotNEERC 2014 Eastern Subregional1741292

2018The Debut AlbumNEERC 2014 Eastern Subregional2341101

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional867271

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1594148

2021Scarily interesting!NEERC 2014 Eastern Subregional547427

2022Riding a ToadNEERC 2014 Eastern Subregional573548

2023Donald is a postmanNEERC 2014 Eastern Subregional638137

2024Adventure TimeUral Regional School Programming Contest 2014741315

2025Line FightingUral Regional School Programming Contest 2014401459

2026Dean and ScheduleUral Regional School Programming Contest 2014409565

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014459505

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014281814

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014398580

2030Awesome Backup SystemUral Regional School Programming Contest 2014478485

2031Overturned NumbersUral Regional School Programming Contest 2014292681

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014305752

2033DevicesUral Regional School Programming Contest 20142342101

2034CaravansUral Regional School Programming Contest 2014813288

2035Another Dress RehearsalUral Regional School Programming Contest 2014329372

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1351623

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest1951148

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest832530

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest237131

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest269843

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest922307

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest493989

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest444358

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest832530

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest510453

2046The First Day at SchoolUral Championship 2015456480

2047MathsUral Championship 2015478459

2048HistoryUral Championship 2015255845

2049ChemistryUral Championship 2015593245

20503D-modelingUral Championship 2015643026

2051PhysicsUral Championship 2015473928

2052Physical EducationUral Championship 20151421473

2053BiologyUral Championship 2015553445

2054AstronomyUral Championship 2015207463

2055Urban GeographyUral Championship 20151421473

2056ScholarshipUral Championship 2015543141

2057Non-palidromic cuttingPalindromic Contest 503655

2058100500 palidnromesPalindromic Contest 1171727

2059Not common palindromesPalindromic Contest 1431433

2060Subpalindrome pairsPalindromic Contest 338630

2061OEIS A216264Palindromic Contest 553374

2062Ambitious ExperimentUral Regional School Programming Contest 2015782269

2063Black and WhiteUral Regional School Programming Contest 2015488427

2064CaterpillarsUral Regional School Programming Contest 2015221921

2065Different SumsUral Regional School Programming Contest 2015726289

2066Simple ExpressionUral Regional School Programming Contest 2015785227

2067Friends and BerriesUral Regional School Programming Contest 2015693303

2068Game of NutsUral Regional School Programming Contest 20152122100

2069Hard RockUral Regional School Programming Contest 20151028205

2070Interesting NumbersUral Regional School Programming Contest 2015964218

2071Juice CocktailsUral Regional School Programming Contest 2015335617

2072Kirill the Gardener 3Ural Regional School Programming Contest 20151074196

2073Log FilesUral Regional School Programming Contest 2015962219

2074Timus problems classifierQualification of Eastern Subregional 2015206947

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015642763

2076VasianaQualification of Eastern Subregional 2015167865

2077ReductionsQualification of Eastern Subregional 2015187303

2078Bowling gameUral Championship 2016680286

2079Memory leaksUral Championship 2016265490

2080WalletUral Championship 2016272701

2081Faulty dialUral Championship 2016286668

2082PokerUral Championship 2016167586

2083The Guardian of TraditionsUral Championship 2016642671

2084Technical debtUral Championship 2016463529

2085Magic ProgrammerUral Championship 2016971847

2086Find DenisUral Championship 2016255647

2087TrainsUral Championship 2016374205

2088Nostalgic EveningUral Championship 2016206551

2089Experienced coachUral Championship 2016205919

2090Crossroads of DestinyUral FU Personal Contest 2014265427

2091Natural SelectionUral FU Personal Contest 2014783246

2092BoleroUral FU Personal Contest 20141631129

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141391311

2094Thousand ImpsUral FU Personal Contest 2014196737

2095ScrumUral FU Personal Contest 2014729264

2096All InclusiveUral FU Personal Contest 2014533101

2097Snowboarding on SpilnayaUral FU Personal Contest 2014752299

2098Lada PrioraUral FU Personal Contest 2014655294

2099Space InvaderUral FU Personal Contest 2014306618

2100Wedding DinnerUral FU Junior Championship 2016670228

2101Knight's ShieldUral FU Junior Championship 2016991714

2102Michael and CryptographyUral FU Junior Championship 20161375135

2103Corporate MailUral FU Junior Championship 20161531146

2104Game with a StripUral FU Junior Championship 2016534343

2105Alice and Bob are on BikesUral FU Junior Championship 2016882209

2106DeserializationUral FU Junior Championship 20161761004

2107Oppa Funcan StyleUral FU Junior Championship 20161181459

2108Oleg and Little PoniesUral FU Junior Championship 2016431424

2109Tourism on MarsUral FU Junior Championship 2016364500

2110Remove or MaximizeUral FU Junior Championship 2016179988

2111PlatoUniversity academic school olympiad in informatics 2019200166

2112Battle logUniversity academic school olympiad in informatics 2019168745

2113Survive the floodUniversity academic school olympiad in informatics 2019330390

2114My craftUniversity academic school olympiad in informatics 2019135914

2115The Knowledge DayUniversity academic school olympiad in informatics 2019651201

2116He is not a knight for youUniversity academic school olympiad in informatics 2019147844

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019247516

2118Cipher Message 4Petrozavodsk Summer 2018. umnik_team Contest841388

2119Tree HullPetrozavodsk Summer 2018. umnik_team Contest148826

2120Tree Average WeightPetrozavodsk Summer 2018. umnik_team Contest631787

2121Intersection of ParabolasPetrozavodsk Summer 2018. umnik_team Contest175705

2122HammingPetrozavodsk Summer 2018. umnik_team Contest174831

2123KnapsackPetrozavodsk Summer 2018. umnik_team Contest124973

2124Algebra on SegmentPetrozavodsk Summer 2018. umnik_team Contest931266

2125Continue the SequencePetrozavodsk Summer 2018. umnik_team Contest293345

2126Partition into TeamsPetrozavodsk Summer 2018. umnik_team Contest751535

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest273525

2128Rubina's SolitaireLater is better than never131893

2129Mortgage in Far Away KingdomLater is better than never126925

2130Alice + BobLater is better than never131893

2131Open CupLater is better than never106292

2132Graph Decomposition. Version 2Later is better than never641701

2133Terms of referenceLater is better than never452288

2134StampmanLater is better than never731516

2135Pauline and commitsLater is better than never126925

2136John vs SantaLater is better than never482170

2137Dynamic string complexityLater is better than never96623

2138The Good, the Bad and the UglyUral School Programming Contest 20191192101

2139Experiment with JuiceUral School Programming Contest 2019204028

2140BitMazeCraftUral School Programming Contest 20191031069

2141Sasha VilkinUral School Programming Contest 2019502236

2142MagicUral School Programming Contest 20191023117

2143Victoria!Ural School Programming Contest 2019182629

2144Cleaning the RoomUral School Programming Contest 2019526225

2145Olympiad for EveryoneUral School Programming Contest 2019343342

2146Quiz ShowUral School Programming Contest 2019188610

2147City BuildingUral School Programming Contest 2019571804

2148Insane ShotUral School Programming Contest 2019231501

2149Pigeonhole PrincipleUral School Programming Contest 2019880136

21504B and ZooUral School Programming Contest 2020751105

2151MahjongUral School Programming Contest 2020102838

2152Tax FeesUral School Programming Contest 202085988

2153Perfect SquadUral School Programming Contest 202092921

2154Flight on a CannonballUral School Programming Contest 2020312290

2155QuadrocopterUral School Programming Contest 202095894

2156Interesting ConversationsUral School Programming Contest 2020155569

2157SkydivingUral School Programming Contest 2020691189

2158Two progressionsUral School Programming Contest 2021201435

2159EssayUral School Programming Contest 2021221350

2160Meta-statementUral School Programming Contest 2021311053

2161Mount & BladeUral School Programming Contest 202145785

2162GraphmaniaUral School Programming Contest 2021291105

2163InterviewUral School Programming Contest 2021221346

2164BookmakerUral School Programming Contest 2021191489

2165Cake CutterUral School Programming Contest 2021161659

2166Two RoadsUral School Programming Contest 2022171596

2167Cipher Message 5Ural School Programming Contest 202273520

2168Runes in the FieldUral School Programming Contest 202262694

2169City Building 2Ural School Programming Contest 2022121959

2170Experiment with Juice 2Ural School Programming Contest 2022171596

2171Two Progressions 2Ural School Programming Contest 2022231306

2172Meta-statement 2Ural School Programming Contest 202251707

2173Meta-statement 3Ural School Programming Contest 202245784