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Problem set


1000A+B Problem9332916

1001Reverse Root2852115

1002Phone NumbersCentral European Olympiad in Informatics 19996440218

1003ParityCentral European Olympiad in Informatics 19993696379

1004Sightseeing TripCentral European Olympiad in Informatics 19992491562

1005Stone PileUSU Championship 19971619187

1006Square FramesUSU Championship 19971510923

1007Code WordsUSU Championship 19973684380

1008Image EncodingUSTU PhysTech Cup 20004053345

1009K-based NumbersUSU Championship 19971490594

1010Discrete FunctionUSTU PhysTech Cup 20005101274

1011ConductorsUSU Championship 19975934236

1012K-based Numbers. Version 28099173

1013K-based Numbers. Version 3979189

1014Product of DigitsUSU Local Contest. 19991426798

1015Test the Difference!USU Local Contest. 19993275426

1016Cube on the WalkUSU Local Contest. 19991800773

1017StaircasesUSU Local Contest. 19999060154

1018Binary Apple TreeUSU Local Contest. 19994842288

1019Line PaintingUSU Local Contest. 19993181438

1020RopeAutumn School Contest 200014003100

1021Sacrament of the SumAutumn School Contest 20009823142

1022Genealogical TreeAutumn School Contest 200010153137

1023ButtonsAutumn School Contest 20006814205

1024PermutationsAutumn School Contest 20004600303

1025Democracy in DangerAutumn School Contest 20002072767

1026Questions and AnswersAutumn School Contest 20008936156

1027D++ AgainAutumn School Contest 20002380585

1028StarsUral Championship 19995357260

1029MinistryUral Championship 19993564340

1030TitanicUral Championship 19991657836

1031Railway TicketsUral Championship 19993766369

1032Find a MultipleUral Championship 19994085296

1033LabyrinthUral Championship 19996075229

1034Queens in Peaceful PositionsUral Championship 19991828758

1035Cross-stitchUral Championship 199910451317

1036Lucky Tickets4690296

1037Memory ManagementUSU Championship 20001803761

1038Spell CheckerUSU Championship 20003023455

1039Anniversary PartyUSU Championship 20003667375

1040Airline CompanyUSU Championship 20001411971

1041NikiforUSU Championship 20006442110

1042Central HeatingUSU Championship 20001721797

1043Cover an ArcUSU Championship 20008631581

1044Lucky Tickets. Easy!USU Championship 200011549119

1045Funny GameUSU Local Contest. March 20002692505

1046Geometrical DreamsUSU Local Contest. March 20007421813

1047Simple CalculationsUSU Local Contest. March 20004521301

1048Superlong SumsUSU Local Contest. March 20007133190

1049Brave BalloonistsUSU Local Contest. March 20005702239

1050Preparing an ArticleUSU Local Contest. March 20009951357

1051Simple Game on a GridUSU Local Contest. March 20002738496

1052Rabbit HuntUSU Local Contest. March 20006039226

1053PinocchioNEERC 2000 Central Subregional4278317

1054Hanoi TowerNEERC 2000 Central Subregional2088649

1055CombinationsNEERC 2000 Central Subregional3415397

1056Computer NetNEERC 2000 Central Subregional2567528

1057Amount of DegreesNEERC 2000 Central Subregional1945696

1058ChocolateNEERC 2000 Central Subregional4672846

1059ExpressionNEERC 2000 Central Subregional2138634

1060Flip GameNEERC 20003623355

1061Buffer ManagerNEERC 20002077618

1062TriathlonNEERC 20007071797

1063Domino PuzzleNEERC 20005922139

1064Binary SearchNEERC 20002088615

1065FrontierNEERC 20009321368

1066GarlandNEERC 20002344547

1067Disk TreeNEERC 20002448524


1069Prufer CodeUSU Personal Contest 20012426514

1070Local TimeUSU Personal Contest 20011987627

1071Nikifor 2USU Personal Contest 20012104593

1072RoutingUSU Personal Contest 20012586483

1073Square CountryUSU Personal Contest 20018371150

1074Very Short ProblemUSU Personal Contest 20015992057

1075Thread in a SpaceUSU Personal Contest 20016032044


1077Travelling Tours1124399

1078SegmentsWinter Mathematical Festival Varna 20013334371

1079MaximumWinter Mathematical Festival Varna 200111331109

1080Map ColoringWinter Mathematical Festival Varna 20015126241

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014812257

1082Gaby IvanushkaSpring School Contest 200110284119

1083Factorials!!!Spring School Contest 20011800768

1084Goat in the GardenSpring School Contest 20018388146

1085MeetingSpring School Contest 20012055595

1086CryptographySpring School Contest 200111384108

1087The Time to Take StonesSpring School Contest 20014437276

1088Ilya MurometzSpring School Contest 20011751698

1089Verification with a VocabularySpring School Contest 20012676458

1090In the Army NowUSU Local Contest. March 20013355347

1091Tmutarakan ExamsUSU Local Contest. March 20012342497

1092TransversalUSU Local Contest. March 20015172216

1093DartsUSU Local Contest. March 20015951930

1094E-screenUSU Local Contest. March 20012684434

1095Nikifor 3USU Local Contest. March 20012102553

1096Get the Right Route Plate!USU Local Contest. March 20011709679

1097Square Country 2USU Local Contest. March 20018441367


1099Work Scheduling9061154

1100Final StandingsTetrahedron Team Online Contest May 2001995845

1101Robot in the FieldTetrahedron Team Online Contest May 2001808549

1102Strange DialogTetrahedron Team Online Contest May 20012627170

1103Pencils and CirclesTetrahedron Team Online Contest May 2001897496

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001482493

1105Observers ColoringTetrahedron Team Online Contest May 2001537822

1106Two TeamsTetrahedron Team Online Contest May 2001593776

1107Warehouse ProblemTetrahedron Team Online Contest May 20011071416

1108HeritageBulgarian Online Contest September 20011836245

1109ConferenceBulgarian Online Contest September 20011832245

1110PowerBulgarian Online Contest September 2001861252

1111SquaresBulgarian Online Contest September 20011131396

1112CoverBulgarian Online Contest September 20012275198

1113JeepBulgarian Online Contest September 20011733259

1114BoxesBulgarian Online Contest September 20012421186

1115ShipsBulgarian Online Contest September 20011095409

1116Piecewise Constant FunctionAutumn School Contest 20011408319

1117HierarchyAutumn School Contest 20011660271

1118Nontrivial NumbersAutumn School Contest 20014423102

1119MetroAutumn School Contest 2001618773

1120Sum of Sequential NumbersAutumn School Contest 2001520687

1121BranchesAutumn School Contest 20011330337

1122GameAutumn School Contest 20011881239

1123SalaryAutumn School Contest 20013781119

1124MosaicUSU Championship 20011491301

1125HopscotchUSU Championship 20011993226

1126Magnetic StormsUSU Championship 2001453899

1127Colored BricksUSU Championship 20011445311

1128Partition into GroupsUSU Championship 20011089412

1129Door PaintingUSU Championship 20011009444

1130Nikifor's WalkUSU Championship 2001476931

1131CopyingUSU Championship 2001600275

1132Square Root756591

1133Fibonacci SequenceNEERC 2001 Central Subregional2056219

1134CardsNEERC 2001 Central Subregional2506180

1135RecruitsNEERC 2001 Central Subregional2762163

1136ParliamentNEERC 2001 Central Subregional458099

1137Bus RoutesNEERC 2001 Central Subregional1540292

1138Integer PercentageNEERC 2001 Central Subregional2275198

1139City BlocksNEERC 2001 Central Subregional585677

1140Swamp IncidentNEERC 2001 Central Subregional1226366

1141RSA Attack1233364

1142RelationsDSAP Vietnam Online Contest November 20013044148

1143Electric PathDSAP Vietnam Online Contest November 2001793564

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012381826

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011172383

1146Maximum SumDSAP Vietnam Online Contest November 2001562380

1147Shaping RegionsDSAP Vietnam Online Contest November 2001562792

1148Building TowersDSAP Vietnam Online Contest November 20012471762

1149Sinus Dances739761

1150Page NumbersUral Championship 2001. Round 21872241

1151RadiobeaconsUral Championship 2001. Round 24241044

1152False MirrorsUral Championship 2001. Round 22800161

1153SupercomputerUral Championship 2001. Round 21520296

1154Mages ContestUral Championship 2001. Round 2515863

1155TroubleduonsUral Championship 2001. Round 21156389

1156Two RoundsUral Championship 2001. Round 21373328

1157Young TilerUral Championship 2001. Round 22724166

1158Censored!NEERC 2001 Northern Subregional896500

1159FenceNEERC 2001 Northern Subregional616724

1160NetworkNEERC 2001 Northern Subregional1686271

1161StripiesNEERC 2001 Northern Subregional497291

1162Currency ExchangeNEERC 2001 Northern Subregional1096410

1163ChapaevNEERC 2001 Northern Subregional2261921

1164FillwordNEERC 2001 Northern Subregional2281198

1165SubnumberNEERC 2001 Northern Subregional500889

1166Funny Card GameNEERC 2001 Northern Subregional1213557

1167Bicolored HorsesRomanian Online Contest December 20013325136

1168Radio StationsRomanian Online Contest December 2001619721

1169PairsRomanian Online Contest December 2001624715

1170DesertRomanian Online Contest December 20012961482

1171Lost in SpaceRomanian Online Contest December 20013381303

1172Ship RoutesRomanian Online Contest December 2001807555

1173Lazy SnailRomanian Online Contest December 20014191057

1174Weird PermutationsRomanian Online Contest December 2001651686

1175Strange SequenceUSU Personal Contest 2002475937

1176HyperchannelsUSU Personal Contest 20021258359

1177Like ComparisonsUSU Personal Contest 20023351318

1178Akbardin’s RoadsUSU Personal Contest 20023139144

1179Numbers in TextUSU Personal Contest 20021611280

1180Stone GameUSU Personal Contest 2002527786

1181Cutting a Painted PolygonUSU Personal Contest 20021034436

1182Team Them Up!NEERC 2001888507

1183Brackets SequenceNEERC 20012215204

1184Cable MasterNEERC 20011559290

1185WallNEERC 20011480305

1186Chemical ReactionsNEERC 2001657682

1187Statistical TroubleNEERC 20012172005

1188LibraryNEERC 20012022146

1189Pairs of IntegersNEERC 2001915492

1190Bar of ChocolateSpring School Contest 20021492303

1191Catch the thief!Spring School Contest 20021877241

1192Ball in a DreamSpring School Contest 20024158109

1193Queue at the ExamSpring School Contest 20022540178

1194HandshakesSpring School Contest 2002566580

1195Ouths and CrossesSpring School Contest 20021791253

1196History ExamSpring School Contest 2002809856

1197Lonesome KnightSpring School Contest 20021591429



1200Horns and HoofsUSU Local Contest. March 20021811250

1201Which Day Is It?USU Local Contest. March 20021292350

1202Rectangles TravelUSU Local Contest. March 20021022441

1203Scientific ConferenceUSU Local Contest. March 2002526486

1204IdempotentsUSU Local Contest. March 20022008226

1205By the Underground or by Foot?USU Local Contest. March 20021963231

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023779120

1207Median on the PlaneUSU Local Contest. March 20022224204

1208Legendary Teams ContestUSU Local Contest. March 20022155210

12091, 10, 100, 1000...Autumn School Contest 20021263936

1210Kind SpiritsAutumn School Contest 20023129146

1211Collective GuaranteeAutumn School Contest 20021428319

1212BattleshipAutumn School Contest 2002903503

1213Cockroaches!Autumn School Contest 20022732167

1214Strange ProcedureAutumn School Contest 20024585100

1215Exactness of Projectile HitAutumn School Contest 20021533298

1216Two Pawns and One KingUSU Championship 20022152042

1217Unlucky TicketsUSU Championship 20021122406

1218Episode N-th: The Jedi TournamentUSU Championship 20021409324

1219Symbolic SequenceUSU Championship 20023966116

1220StacksUSU Championship 20021687271

1221Malevich Strikes Back!USU Championship 20021091417

1222Chernobyl’ EaglesUSU Championship 20023296139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021431319

1224SpiralNEERC 2002 Central Subregional683167

1225FlagsNEERC 2002 Central Subregional1230837

1226esreveR redrONEERC 2002 Central Subregional4139111

1227Rally ChampionshipNEERC 2002 Central Subregional1493306

1228ArrayNEERC 2002 Central Subregional4402104

1229Strong BrickworkNEERC 2002 Central Subregional1206378

1230Introspective ProgramNEERC 2002 Central Subregional616734

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2072118

1232Asteroid LandingNEERC 2002 Central Subregional1852357

1233Amusing NumbersNEERC 2002480939

1234BricksNEERC 2002682665

1235Cricket FieldNEERC 2002611741

1236Decoding TaskNEERC 2002912499

1237Evacuation PlanNEERC 2002474952

1238FoldingNEERC 20021065429

1239Ghost BustersNEERC 20021472932

1240Heroes of Might and MagicNEERC 20023201395

1241Inlay CuttersNEERC 20022701646

1242WerewolfUSU Personal Contest 20032259204

1243Divorce of the Seven DwarfsUSU Personal Contest 2003914150

1244GentlemenUSU Personal Contest 20031775259

1245PicturesUSU Personal Contest 2003490924

1246Tethered DogUSU Personal Contest 20031371334

1247Check a SequenceUSU Personal Contest 20031937237

1248Sequence SumUSU Personal Contest 2003701650

1249Ancient NecropolisUSU Local Contest. March 20032157213

1250Sea BurialUSU Local Contest. March 2003641710

1251Cemetery ManagerUSU Local Contest. March 20032691656

1252Sorting the TombstonesUSU Local Contest. March 20031137403

1253NecrologuesUSU Local Contest. March 2003669681

1254Die HardUSU Local Contest. March 2003710642

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031714268

1256Cemetery GuardUSU Local Contest. March 20031942265

1257HyphenationAutumn School Contest 20032611719

1258PoolAutumn School Contest 20031099420

1259How to Become Star?Autumn School Contest 20031184390

1260Nudnik PhotographerAutumn School Contest 20034179111

1261TipsAutumn School Contest 20031380335

1262Pseudo-Roman NumberAutumn School Contest 20031221378

1263ElectionsAutumn School Contest 20031064944

1264WorkdaysAutumn School Contest 20032038523

1265MirrorUSU Championship 20033021494

1266Kirchhoff's LawUSU Championship 20033081466

1267Yekaterinburg SubwayUSU Championship 20032301942

1268Little ChuUSU Championship 2003617743

1269Obscene Words FilterUSU Championship 2003541846

1270UnicubeUSU Championship 20031812441

1271Sailing DirectionsUSU Championship 2003904662

1272Non-Yekaterinburg SubwayUSU Championship 20033074151

1273TieUSU Championship 2003979471

1274Fractional ArithmeticNEERC 2003 Central Subregional675681

1275Knights of the Round TableNEERC 2003 Central Subregional1622712

1276TrainNEERC 2003 Central Subregional591776

1277Cops and ThievesNEERC 2003 Central Subregional585784

1278“… Connecting People”NEERC 2003 Central Subregional465982

1279WarehouseNEERC 2003 Central Subregional1110416

1280Topological SortingNEERC 2003 Central Subregional3245143

1281River BasinNEERC 2003 Central Subregional3251392

1282Game TreeNEERC 2003 Central Subregional1386334

1283DwarfUSU Personal Contest 20043919119

1284Space PokerUSU Personal Contest 20041902342

1285Thread in a HyperspaceUSU Personal Contest 20042651703

1286Starship TravelUSU Personal Contest 2004680679

1287Mars CanalsUSU Personal Contest 20041244373

1288AstrolocationUSU Personal Contest 20042022209

1289One Way TicketUSU Personal Contest 20041198388

1290SabotageSpring School Contest 2004592779

1291Gear-wheelsSpring School Contest 20041166398

1292Mars Space StationsSpring School Contest 20041268367

1293EniyaSpring School Contest 20042943016

1294Mars SatellitesSpring School Contest 20041512308

1295Crazy NotionsSpring School Contest 20043088151

1296HyperjumpSpring School Contest 2004533688

1297PalindromeSpring School Contest 2004561883

1298KnightSpring School Contest 20041819256

1299PsyloniansSpring School Contest 20043071478

1300TaxesUral Championship 19981602758

1301Cube in LabyrinthUral Championship 1998627736

1302Delta-waveUral Championship 19981386336

1303Minimal CoverageUral Championship 19982165216

1304ParallelepipedUral Championship 19982341921

1305Convex HullUral Championship 1998652708

1306Sequence MedianUral Championship 19983256144

1307ArchiverUral Championship 2004. Round 13541289

1308Dean's PyramidUral Championship 2004. Round 11572809

1309DisputeUral Championship 2004. Round 1747620

1310ACM DiagnosticsUral Championship 2004. Round 13961155

1311Stable ConstructionUral Championship 2004. Round 13161439

1312TrayUral Championship 2004. Round 11512914

1313Some Words about SportUral Championship 2004. Round 11301236

1314Chase in SubwayUral Championship 2004. Round 1739626

1315MDPAR and MIIARUral Championship 2004. Round 12281971

1316Electronic AuctionUral Championship 2004. Round 11061438

1317HailUral Championship 2004. Round 24231083

1318LogarithmUral Championship 2004. Round 23241405

1319HotelUral Championship 2004. Round 21180340

1320Graph DecompositionUral Championship 2004. Round 21560299

1321Floor IndicatorUral Championship 2004. Round 23391344

1322SpyUral Championship 2004. Round 21079431

1323ClassmatesUral Championship 2004. Round 2563819

1324Extra SpacesUral Championship 2004. Round 2481955

1325DirtUral Championship 2004. Round 2838553

1326Bottle TapsUral Championship 2004. Round 21090426

1327FusesAutumn School Contest 2004996347

1328FireballAutumn School Contest 20043351368

1329Galactic HistoryAutumn School Contest 20041006465

1330IntervalsAutumn School Contest 2004477899

1331VladislavaAutumn School Contest 2004463998

1332Genie BomberAutumn School Contest 2004751620

1333Genie Bomber 2Autumn School Contest 20042175216

1334CheckersAutumn School Contest 2004887526

1335White ThesisAutumn School Contest 20042664177

1336Problem of Ben BetsalelAutumn School Contest 20043900121

1337BureaucracyAutumn School Contest 20042871589

1338AutomobilesUSU Championship 20042571775

1339BabiesUSU Championship 2004505920

1340CucarachaUSU Championship 2004874886

1341DeviceUSU Championship 20044101128

1342EnterpriseUSU Championship 2004605771

1343Fairy TaleUSU Championship 20041086432

1344Gigantic TurnipUSU Championship 2004954513

1345HTMLUSU Championship 20043281402

1346Intervals of MonotonicityUSU Championship 20041579298

1347BlogSpring School Contest 20053311391

1348Goat in the Garden 2Spring School Contest 20052475191

1349FarmSpring School Contest 2005913452

1350CanteenSpring School Contest 20051209389

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005887529

1352Mersenne PrimesSpring School Contest 20053667129

1353Milliard Vasya's FunctionSpring School Contest 20054503105

1354Palindrome. Again PalindromeSpring School Contest 20053241146

1355Bald Spot RevisitedSpring School Contest 20052189216

1356Something EasierSpring School Contest 20051357347

1357Teakettle 1.0 for DummiesSpring School Contest 20053861198

1358CablesSpring School Contest 2005849552

1359ConstructionSpring School Contest 20053761229

1360Philosophical DisputeUral Championship 2005. Round 23441341

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22002261

1362Classmates 2Ural Championship 2005. Round 2999470

1363HalftonesUral Championship 2005. Round 2715861

1364LaraKillerUral Championship 2005. Round 2480969

1365Testing CalculatorUral Championship 2005. Round 2874894

1366PresentsUral Championship 2005. Round 2897523

1367Top SecretUral Championship 2005. Round 21423123

1368Goat in the Garden 3Ural Championship 2005. Round 21832460

1369Cockroach RaceUral Championship 2005. Round 22513564

1370MagicianUral Championship 2005. Round 2514992

1371Cargo AgencyUral Championship 2005. Round 1873539

1372Death StarUral Championship 2005. Round 1735737

1373Pictura ex MachinaUral Championship 2005. Round 1545858

1374MisereUral Championship 2005. Round 12912209

1375Bill CleversUral Championship 2005. Round 1857549

1376Dean's Pyramid 2Ural Championship 2005. Round 1399718

1377Lara CroftUral Championship 2005. Round 11631290

1378Artificial IntelligenceUral Championship 2005. Round 13101488

1379Cups TransportationUral Championship 2005. Round 1676694

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1084036

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1253528

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2551797

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2414007

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest825177

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1970241

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4001162

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2961556

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1817009

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest801587

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest389922

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest805292

1392Dreaming of Stars621755

1393Average Common Prefix3931170

1394Ships. Version 21122679

1395Pascal vs. C++. Version 21632627

1396Maximum. Version 22132032

1397Points Game2381768

1398Bishop and Pawn474884

1399Economical Director2910969

1400Cellular CharactersAutumn School Contest 2005865544

1401GamersAutumn School Contest 20051145412

1402CocktailsAutumn School Contest 20053696128

1403CourierAutumn School Contest 20051301363

1404Easy to Hack!Autumn School Contest 2005587281

1405Goat in the Garden 5Autumn School Contest 2005658713

1406Next NumberAutumn School Contest 20051397338

1407One-two, One-twoAutumn School Contest 20051235382

1408Polynomial MultiplicationAutumn School Contest 20053941179

1409Two GangstersAutumn School Contest 20052808517

1410CrackUSU Championship 20051200392

141140 Islands KnightsUSU Championship 20051443082

1412Autumn TideUSU Championship 20053041511

1413Mars JumperUSU Championship 20052702175

1414Astronomical DatabaseUSU Championship 20051050448

1415Mobile LifeUSU Championship 2005419303

1416ConfidentialUSU Championship 20051142412

1417Space Poker 2USU Championship 20052381914

1418Military StoryUSU Championship 2005516902

1419Maps of the Island WorldsUSU Championship 20053541304

1420Integer-Valued Complex DivisionUSU Championship 20052651726

1421Credit OperationsTimus Top Coders: First Challenge847540

1422FirefliesTimus Top Coders: First Challenge512887

1423String TaleTimus Top Coders: First Challenge2633175

1424MinibusTimus Top Coders: First Challenge628725

1425Queen 2Timus Top Coders: First Challenge2531760

1426RectanglesTimus Top Coders: First Challenge805142

1427SMSTimus Top Coders: First Challenge1260364

1428Jedi RiddleTimus Top Coders: First Challenge941487

1429BiscuitsTimus Top Coders: First Challenge1642660

1430Crime and PunishmentTimus Top Coders: First Challenge992462

1431DiplomasUSU Personal Contest 20061298353

1432Twofold LuckUSU Personal Contest 2006468237

1433DiamondsUSU Personal Contest 20061805254

1434Buses in VasyukiUSU Personal Contest 20064341039

1435Financial ErrorUSU Personal Contest 2006465971

1436BillboardUSU Personal Contest 2006543834

1437Gasoline StationUSU Personal Contest 2006910501

1438Time Limit ExceededUSU Personal Contest 20061403075

1439Battle with You-Know-WhoUral Championship 20061003452

1440Training ScheduleUral Championship 2006653691

1441From the History of Gringotts BankUral Championship 20063781181

1442Floo PowderUral Championship 20061363137

1443RailsUral Championship 2006686658

1444ElephpotamusUral Championship 2006525856

1445Christmas giftsUral Championship 2006781579

1446Sorting HatUral Championship 2006504191

1447Portkey NetworkUral Championship 20064321036

1448Lighting in HogwartsUral Championship 2006792571

1449Credit Operations 2Timus Top Coders: Second Challenge3041449

1450Russian PipelinesTimus Top Coders: Second Challenge1775255

1451Beerhouse TaleTimus Top Coders: Second Challenge449991

1452Pascal vs. C++Timus Top Coders: Second Challenge729616

1453QueenTimus Top Coders: Second Challenge3621223

1454Rectangles 2Timus Top Coders: Second Challenge1712514

1455Freedom of SpeechTimus Top Coders: Second Challenge2162014

1456Jedi Riddle 2Timus Top Coders: Second Challenge591757

1457Heating MainTimus Top Coders: Second Challenge674867

1458War GamesTimus Top Coders: Second Challenge3651214

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2461730

1460WiresPetrozavodsk Winter 2006. USU Contest964179

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4271014

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest504862

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest694629

1464LightPetrozavodsk Winter 2006. USU Contest1442876

1465Pawn GamePetrozavodsk Winter 2006. USU Contest876500

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1313141

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3521224

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest516833

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest4001069

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1714254

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2222196

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3961080

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest755157

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest619697

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest974097

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3031400

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1363002

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1033879

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest725345

1480CouponsUSU Championship 2006965448

1481Winning ChancesUSU Championship 20061742375

1482Triangle GameUSU Championship 20061303121

1483Table FootballUSU Championship 20061175369

1484Film RatingUSU Championship 2006635677

1485Football and LieUSU Championship 20062541655

1486Equal SquaresUSU Championship 2006591727

1487Chinese FootballUSU Championship 20063361263

1488ACM PokerUSU Championship 20062711555

1489Points on a ParallelepipedAutumn School Contest 20061103392

1490Fire CircleAutumn School Contest 20062189198

1491Unreal StoryAutumn School Contest 20062041213

1492Vasya's Dad 2Autumn School Contest 20062121965

1493One Step from HappinessAutumn School Contest 2006903248

1494MonobilliardsAutumn School Contest 20062858152

1495One-two, One-two 2Autumn School Contest 20061281338

1496SpammerAutumn School Contest 2006832352

1497Cutting a SquareAutumn School Contest 20061471295

1498Stroke at Full SpeedAutumn School Contest 2006498859

1499KerchiefsAutumn School Contest 20062931440

1500Pass LicensesNEERC 2006 Eastern Subregional680630

1501Sense of BeautyNEERC 2006 Eastern Subregional1629265

1502Domino DotsNEERC 2006 Eastern Subregional587274

1503PolynomialNEERC 2006 Eastern Subregional2281827

1504Good MannersNEERC 2006 Eastern Subregional1742363

1505Oil TransferNEERC 2006 Eastern Subregional1343019

1506Columns of NumbersNEERC 2006 Eastern Subregional2828153

1507Difficult DecisionNEERC 2006 Eastern Subregional1001430

1508Japanese PuzzleNEERC 2006 Eastern Subregional2421725

1509Domino RecognitionNEERC 2006 Eastern Subregional1063748

1510OrderNEERC 2006 Eastern Subregional495488

1511Fiscal OperationsTimus Top Coders: Third Challenge3511190

1512ZiniumTimus Top Coders: Third Challenge514820

1513Lemon TaleTimus Top Coders: Third Challenge1126378

1514National ParkTimus Top Coders: Third Challenge2211860

1515CashmasterTimus Top Coders: Third Challenge2025211

1516NostalgiaTimus Top Coders: Third Challenge2231844

1517Freedom of ChoiceTimus Top Coders: Third Challenge1520281

1518Jedi Riddle 3Timus Top Coders: Third Challenge3931066

1519Formula 1Timus Top Coders: Third Challenge982433

1520Empire Strikes BackTimus Top Coders: Third Challenge1592542

1521War Games 2Timus Top Coders: Third Challenge1839232

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2051967

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1369307

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2412438

1525PathPetrozavodsk Winter 2007. D.Gozman Contest890470

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3011360

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3041347

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1619260

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest924146

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest467887

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3011360

1532Lost in TranslationUSU Personal Contest 20072011998

1533Fat HobbitsUSU Personal Contest 20073871062

1534Football in GondorUSU Personal Contest 2007744559

1535The Hobbit or There and Back AgainUSU Personal Contest 2007871479

1536Delights of Pipe-weedUSU Personal Contest 2007516911

1537EntsUSU Personal Contest 20071500279

1538Towers of GuardUSU Personal Contest 20073291244

1539Intelligence DataUSU Personal Contest 20073851067

1540Battle for the RingUSU Personal Contest 20073711107

1541ChaseUSU Personal Contest 20071902108

1542AutocompletionUral Championship 2007644637

1543Dance RevolutionUral Championship 20071762239

1544Classmates 3Ural Championship 20073371200

1545HieroglyphsUral Championship 2007804652

1546Japanese SortingUral Championship 2007467873

1547Password SearchUral Championship 2007496823

1548Sakura and StatisticsUral Championship 20071417356

1549Another Japanese PuzzleUral Championship 20071722289

1550Dean's Pyramid 3Ural Championship 2007677606

1551Sumo TournamentUral Championship 20071398296

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3251197

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1270313

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest623633

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2511456

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest349113

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201743

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest474828

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894050

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest402973

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1342785

1562GM-pineappleUSU Championship 2007965410

1563BayanUSU Championship 2007695357

1564Counting OnesUSU Championship 2007594662

1565The Duel for ThreeUSU Championship 20072231715

1566Triangular PostcardsUSU Championship 20071252960

1567SMS-spamUSU Championship 2007997040

1568Train Car SortingUSU Championship 20072381611

1569Networking the “Iset”USU Championship 20073891001

1570Eating HighUSU Championship 2007408956

1571InterpretersUSU Championship 2007917431

1572Yekaterinozavodsk Great WellAutumn School Contest 20072804142

1573AlchemyAutumn School Contest 20073848103

1574Mathematicians and bracketsAutumn School Contest 20071123352

1575Yekaterinburg Subway 2Autumn School Contest 2007429909

1576Telephone TariffsAutumn School Contest 20072781143

1577E-mailAutumn School Contest 2007830475

1578Mammoth HuntAutumn School Contest 2007434898

1579Coat TransportationAutumn School Contest 2007820481

1580Dean's DebtsAutumn School Contest 2007442883

1581TeamworkAutumn School Contest 2007971541

1582BookmakersNEERC 2007 Eastern Subregional3424116

1583CheeseNEERC 2007 Eastern Subregional2071832

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3031270

1585PenguinsNEERC 2007 Eastern Subregional992040

1586Threeprime NumbersNEERC 2007 Eastern Subregional2651149

1587Flying PigNEERC 2007 Eastern Subregional492792

1588JamaicaNEERC 2007 Eastern Subregional1259313

1589SokobanNEERC 2007 Eastern Subregional822083

1590Bacon’s CipherNEERC 2007 Eastern Subregional1859213

1591Abstract ThinkingNEERC 2007 Eastern Subregional3811017

1592Chinese WatchesNEERC 2007 Eastern Subregional667587

1593Square Country. Version 2480720

1594Aztec Treasure614823

1595Perfect Sequence2911137

1596Knight Mare198827

1597Chernobyl’ Eagle on a Roof. Version 2622603

1598DSA Attack314524

1599Winding Number502642

1600AirportUSU Personal Contest 2008690550

1601AntiCAPSUSU Personal Contest 2008433889

1602ElevatorUSU Personal Contest 2008881432

1603EruditeUSU Personal Contest 20081540248

1604Country of FoolsUSU Personal Contest 20081425268

1605Devil's SequenceUSU Personal Contest 2008649584

1606SlalomUSU Personal Contest 2008548690

1607TaxiUSU Personal Contest 2008786649

1608Lucky Tickets 2008Ural Championship 2008379983

1609Tram TileUral Championship 20081292751

1610CactusesUral Championship 20081931883

1611DecimationUral Championship 2008530708

1612Tram ForumUral Championship 20082671143

1613For Fans of StatisticsUral Championship 20082525151

1614National Project “Trams”Ural Championship 2008471795

1615Tram SolitaireUral Championship 20081901912

1616Square Country 4Ural Championship 2008893862

1617Flat SpotsUral Championship 2008601064

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest605271

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest532681

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2421464

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest684730

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1013324

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013324

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest466588

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest366981

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest377850

1627JoinPetrozavodsk Winter 2008. ITMO Contest3371063

1628White StreaksUSU Championship 2008917392

1629TripUSU Championship 2008456781

1630TalismanUSU Championship 2008370957

1631Drunk King 2USU Championship 2008816440

1632LasersUSU Championship 2008794087

1633HippogriffsUSU Championship 2008491726

1634Spider MiteUSU Championship 20081612127

1635Mnemonics and PalindromesUSU Championship 20081884192

1636Penalty TimeUSU Championship 2008624058

1637Triangle Game 2USU Championship 20081083083

1638BookwormUSU Championship 2008532968

1639Chocolate 2Autumn School Contest 20081120932

1640Circle of WinterAutumn School Contest 20082156167

1641DutiesAutumn School Contest 2008756473

16421D MazeAutumn School Contest 2008386793

1643Attack of the Dark FortressAutumn School Contest 2008781458

1644A Whole Lot of WalnutsAutumn School Contest 2008379595

1645Ski RaceAutumn School Contest 20081885191

1646Godzilla Strikes Back!Autumn School Contest 2008433818

1647Divide an Island!Autumn School Contest 2008454781

1648YachtsAutumn School Contest 20081000359

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional417094

1650BillionairesNEERC 2008 Eastern Subregional837427

1651Shortest SubchainNEERC 2008 Eastern Subregional1039345

1652Banking CrisisNEERC 2008 Eastern Subregional1322548

1653Death ConveyorNEERC 2008 Eastern Subregional426957

1654Cipher MessageNEERC 2008 Eastern Subregional611659

1655Somali PiratesNEERC 2008 Eastern Subregional1771935

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1824197

1657Cube SnakeNEERC 2008 Eastern Subregional2451419

1658Sum of DigitsNEERC 2008 Eastern Subregional1501239

1659Regular TrianglesNEERC 2008 Eastern Subregional577616

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest476267

1661DodecahedronPetrozavodsk Winter 2008. USU Contest764154

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest674639

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1162835

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1761921

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest852414

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2761249

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1791890

1668Death Star 2Petrozavodsk Winter 2008. USU Contest466379

1669Universal WordPetrozavodsk Winter 2008. USU Contest2661294

1670AsteriskPetrozavodsk Summer 2008. USU Contest1921759

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest2693131

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2211102

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2411415

1674Drunk KingPetrozavodsk Summer 2008. USU Contest486125

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1941742

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1961725

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2141586

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest308882

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3451001

1680The First NonqualifyingUSU Personal Contest 20091707204

1681Brother Bear's GardenUSU Personal Contest 2009923439

1682Crazy ProfessorUSU Personal Contest 2009644536

1683FridgeUSU Personal Contest 20092724128

1684Jack's Last WordUSU Personal Contest 20091341260

1685OrthographyUSU Personal Contest 20091993175

1686Photovoltaic SpaceshipUSU Personal Contest 20092421392

1687Numismatics for FunUSU Personal Contest 20092861185

1688Team.GOV!USU Personal Contest 20092784126

1689Fisherman and BarbellUSU Personal Contest 2009399858

1690Army of MagesPetrozavodsk Winter 2009. USU Contest567606

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013148

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest984352

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2210921

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1112888

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1132841

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest392869

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest565295

1698Square Country 5Petrozavodsk Winter 2009. USU Contest572600

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3261040

1700AwakeningUral Championship 2009750457

1701Ostap and PartnersUral Championship 2009563607

1702CrossroadUral Championship 20091592056

1703Robotic ArmUral Championship 20091801829

1704DemodulationUral Championship 20091062996

1705Gangster HaresUral Championship 2009394860

1706Cipher Message 2Ural Championship 2009553617

1707Hypnotoad's SecretUral Championship 20091781849

1708Sum of Digits 2Ural Championship 20091712869

1709Penguin-AviaUral Championship 20092260153

1710Boris, You Are Wrong!Ural Championship 2009567602

1711Code NamesNEERC 2009 Eastern Subregional2646124

1712Cipher GrilleNEERC 2009 Eastern Subregional419079

1713Key SubstringsNEERC 2009 Eastern Subregional556584

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1052874

1715Another Ball KillerNEERC 2009 Eastern Subregional332966

1716Alternative SolutionNEERC 2009 Eastern Subregional419770

1717Eligibility RulesNEERC 2009 Eastern Subregional1252448

1718RejudgeNEERC 2009 Eastern Subregional1171280

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2261400

1720Summit Online JudgeNEERC 2009 Eastern Subregional351915

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional597544

1722Observation DeckUral Regional School Programming Contest 20092571235

1723Sandro's BookUral Regional School Programming Contest 2009539261

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009514629

1725Sold Out!Ural Regional School Programming Contest 20092506131

1726VisitsUral Regional School Programming Contest 20091458225

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091779184

1728Curse on Team.GOVUral Regional School Programming Contest 2009660492

1729Dead Man's ChestUral Regional School Programming Contest 2009558581

1730ManBearPigUral Regional School Programming Contest 20093011061

1731DillUral Regional School Programming Contest 2009334598

1732Ministry of TruthUSU Championship 2009755429

1733Forgotten TechnologyUSU Championship 2009644439

1734Endgame DatabaseUSU Championship 20091542003

1735Theft of the CenturyUSU Championship 20091072808

1736Chinese HockeyUSU Championship 20092741157

1737Mnemonics and Palindromes 3USU Championship 20091399233

1738Computer SecurityUSU Championship 2009357895

1739FaryuksUSU Championship 20091502053

1740Deer is Better!USU Championship 20092368138

1741Communication FiendUSU Championship 20091203271

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1071297

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest352887

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1551946

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest355880

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2001529

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2421274

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1249255

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1561935

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2601189

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest833453

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1022311

1753BookshelfUSU Personal Contest 20101025306

1754Explosion in a PyramidUSU Personal Contest 2010525592

1755CakeUSU Personal Contest 2010405764

1756One and a Half DiggersUSU Personal Contest 20101931163

1757Gold BarsUSU Personal Contest 20101392127

1758Bald Spot Revisited 2USU Personal Contest 20101092663

1759Long-LiversUSU Personal Contest 2010736425

1760Infernal WorkUSU Personal Contest 2010502619

1761Binary PalindromeUSU Personal Contest 20103021016

1762Search for a Hiding-PlaceUSU Personal Contest 20101931561

1763Expert FleaUral Championship 2010515153

1764TranssibUral Championship 20101771681

1765Error 404Ural Championship 2010743742

1766Humpty DumptyUral Championship 20102291315

1767The House of Doctor DeeUral Championship 2010465662

1768Circular StringsUral Championship 20102731111

1769Old Ural LegendUral Championship 20101686185

1770The Party of Ural ChampionsUral Championship 20101851612

1771A Deputy's MorningUral Championship 2010465613

1772Ski-Trails for RobotsUral Championship 2010439700

1773Metro to Every HomeUral Championship 2010404759

1774Barber of the Army of MagesUral SU Championship 2010657448

1775Space BowlingUral SU Championship 2010350830

1776Anniversary FireworkUral SU Championship 2010685430

1777AnindilyakwaUral SU Championship 20102617114

1778Chinese Hockey 2Ural SU Championship 2010644037

1779The Great TeamUral SU Championship 2010982301

1780Gray CodeUral SU Championship 2010352825

1781Clean CodeUral SU Championship 20101421965

1782Jack's New WordUral SU Championship 20101481891

1783Nuclear Arms RaceUral SU Championship 2010694424

1784RoundersUral SU Championship 20102561123

1785Lost in LocalizationUral Regional School Programming Contest 20101859916

1786Sandro's BiographyUral Regional School Programming Contest 20102984100

1787Turn for MEGAUral Regional School Programming Contest 20101167026

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102018147

1789Searching for the DodecahedronUral Regional School Programming Contest 20101513196

1790Searching for the TruthUral Regional School Programming Contest 20102331227

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102211291

1792Hamming CodeUral Regional School Programming Contest 2010390276

1793Tray 2Ural Regional School Programming Contest 2010834353

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101640181

1795Husband in a ShopUral Regional School Programming Contest 20101257235

1796Amusement ParkUral Regional School Programming Contest 2010299999

1797Summit Online Judge. Version 2375111

1798Fire Circle. Version 2343689

1799Sasha and swag strings284166

1800Murphy's LawNEERC 2010 Eastern Subregional1639180

1801The Revolution CupNEERC 2010 Eastern Subregional465303

1802Cube PuzzleNEERC 2010 Eastern Subregional1481879

1803The Czechs' RiflesNEERC 2010 Eastern Subregional441658

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional819358

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional324889

1806Mobile TelegraphsNEERC 2010 Eastern Subregional559522

1807Cartridges for MaximNEERC 2010 Eastern Subregional2111344

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1601747

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional542538

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest673756

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2111309

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1012605

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1891453

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest863012

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest604131

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1162295

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest293954

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1421903

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest356426

1820Ural SteaksUSU Personal Contest 20111109026

1821BiathlonUSU Personal Contest 20111789159

1822Hugo II's WarUSU Personal Contest 2011444628

1823Ideal GasUSU Personal Contest 2011918307

1824Ifrit BomberUSU Personal Contest 2011284970

1825Ifrit Bomber 2USU Personal Contest 2011338819

1826MinefieldUSU Personal Contest 20111009280

1827Indigenous WarsUSU Personal Contest 20112611052

1828Approximation by a ProgressionUSU Personal Contest 2011664423

1829Routing TablesUSU Personal Contest 2011862970

1830Help in the RNOSUral Championship 2011326838

1831Tsyfirkin's LessonUral Championship 20111262071

1832Arirang ShowUral Championship 2011329831

1833Hopes of RowingUral Championship 20111052449

1834Tennis RacketUral Championship 2011564267

1835Swamp DoctorUral Championship 2011902817

1836Babel FishUral Championship 20112601043

1837Isenbaev's NumberUral Championship 2011492457

1838Samurai's StrokeUral Championship 2011412667

1839The MentaculusUral Championship 20111102347

1840Victim of AdvertisingUral Championship 2011238535

1841CablewaysPetrozavodsk Summer 2010. USU Contest1192093

1842Local RootsPetrozavodsk Summer 2010. USU Contest336280

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest643649

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1801421

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest554154

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1843146

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524355

1848Fly HuntPetrozavodsk Summer 2010. USU Contest405401

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1122213

1850Space TourismPetrozavodsk Summer 2010. USU Contest932622

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1641549

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1092265

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest296911

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest674394

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2171187

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest673501

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2171187

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest603850

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest564084

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest621427

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest287908

1862Very Wealthy MoleUral FU Championship 20112281125

1863Peaceful AtomUral FU Championship 2011270957

1864Get-Together at Den'sUral FU Championship 20111717155

1865The Island of MärketUral FU Championship 2011783043

1866Poetic FootUral FU Championship 2011384680

1867NanotechnologiesUral FU Championship 20111072289

1868Prediction ContestUral FU Championship 20111918139

1869New Year CruiseUral FU Championship 20111278208

1870Zinium 2Ural FU Championship 2011437599

1871Seismic WavesUral FU Championship 2011470558

1872Spacious OfficeUral FU Championship 2011374697

1873GOV ChroniclesUral Regional School Programming Contest 2011792333

1874Football GoalUral Regional School Programming Contest 20111524174

1875Angry BirdsUral Regional School Programming Contest 2011298868

1876Centipede's MorningUral Regional School Programming Contest 2011526151

1877Bicycle CodesUral Regional School Programming Contest 20111380219

1878Rubinchik's CubeUral Regional School Programming Contest 20111417187

1879GOV-internship 2Ural Regional School Programming Contest 20111991279

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011879930

1881Long problem statementUral Regional School Programming Contest 2011468257

1882Old NokiaUral Regional School Programming Contest 2011922620

1883Ent's BirthdayUral Regional School Programming Contest 20112391073

1884Way to the UniversityUral Regional School Programming Contest 2011427612

1885Passenger ComfortNEERC 2011 Eastern Subregional1354196

1886Trip 2NEERC 2011 Eastern Subregional1341852

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2481034

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional625420

1889Airport AnnouncementsNEERC 2011 Eastern Subregional973271

1890Money out of Thin AirNEERC 2011 Eastern Subregional587447

1891Language OceanNEERC 2011 Eastern Subregional429607

1892Morning in KoltsovoNEERC 2011 Eastern Subregional335773

1893A380NEERC 2011 Eastern Subregional486455

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1401778

1895Steaks on BoardNEERC 2011 Eastern Subregional1082260

1896War Games 2.1145925

1897Alice and Bob and a string84664

1900Brainwashing DeviceUral Championship 2012485482

1901Space ElevatorsUral Championship 2012537436

1902Neo-VeniceUral Championship 20122389100

1903Unidentified ShipsUral Championship 2012292790

1904The Lessons of the PastUral Championship 2012585401

1905Travel in TimeUral Championship 20122281003

1906The Lost CivilizationUral Championship 2012266631

1907Coffee and BunsUral Championship 20121991142

1908Brute-force SearchUral Championship 20121231795

1909Space ReconUral Championship 2012494046

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional725433

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional533780

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional253906

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1381609

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional474178

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1239191

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional732869

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1169202

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional285807

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1201832

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional385603

1921Chaos and OrderUral Regional School Programming Contest 20122021121

1922Superhero TeamUral Regional School Programming Contest 2012859273

1923Scary PoliticsUral Regional School Programming Contest 2012504462

1924Four ImpsUral Regional School Programming Contest 2012675835

1925British Scientists Save the WorldUral Regional School Programming Contest 2012383362

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012254900

1927Herbs and MagicUral Regional School Programming Contest 2012233978

1928Another Ecology ProblemUral Regional School Programming Contest 2012348664

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012723324

1930Ivan's CarUral Regional School Programming Contest 20121361173

1931Excellent TeamUral FU Championship 20121605146

1932The Secret of IdentifierUral FU Championship 2012270845

1933Guns for Battle!Ural FU Championship 2012667349

1934Black SpotUral FU Championship 2012741315

1935Tears of DrownedUral FU Championship 2012328372

1936RoshamboUral FU Championship 20122191033

1937Davy Jones’s OrganUral FU Championship 20122031110

1938Caribbean TriangleUral FU Championship 2012434463

1939First SealUral FU Championship 2012317723

1940Not So Simple YearsUral FU Championship 2012313732

1941Scary Martian WordUral FU Personal Contest 2012610374

1942Attack at the OrbitUral FU Personal Contest 2012409554

1943Space RummyUral FU Personal Contest 2012295761

1944Record of the Attack at the OrbitUral FU Personal Contest 20121154199

1945Many-armed BrothersUral FU Personal Contest 2012722831

1946Chinese Hockey 3Ural FU Personal Contest 20121351601

1947MeanderUral FU Personal Contest 20121471479

1948The Robot on the LineUral FU Personal Contest 20122011100

1949The Best Picture in the GalaxyUral FU Personal Contest 20121791228

1950Martian FarmlandsUral FU Personal Contest 20121191800

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1241640

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1010985

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection892220

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection543433

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection662891

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection902197

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection364777

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection563329

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection234901

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection501430

1961Cantonese DialectUral FU Personal Contest 2013276766

1962In Chinese RestaurantUral FU Personal Contest 2013303700

1963KiteUral FU Personal Contest 2013484444

1964Chinese DialectsUral FU Personal Contest 20131483147

1965Pear TreesUral FU Personal Contest 2013221949

1966Cycling RoadsUral FU Personal Contest 2013340626

1967Programmer CasinoUral FU Personal Contest 2013354871

1968Glass PyramidUral FU Personal Contest 20131471396

1969Hong Kong TramUral FU Personal Contest 2013812409

1970皇后像廣場Ural FU Personal Contest 20131991049

1971Graphics SettingsUral Championship 2013364578

1972Game TestingUral Championship 2013662842

1973Location GeneratorUral Championship 2013325143

1974Similar TunesUral Championship 2013213969

1975Model of the EarthUral Championship 2013453927

1976Game OptimizationUral Championship 20131841113

1977Energy WallUral Championship 2013822348

1978E-LiteUral Championship 2013702700

1979Resources DistributionUral Championship 20131791143

1980Road to InvestorUral Championship 2013362581

1981Parallel and PerpendicularUral FU Championship 2013577358

1982Electrification PlanUral FU Championship 20131698123

1983Nectar GatheringUral FU Championship 20131421383

1984Dummy GuyUral FU Championship 20131190175

1985Prime SquareUral FU Championship 20131201617

1986Paul’s SaladsUral FU Championship 2013205977

1987Nested SegmentsUral FU Championship 20131109188

1988Planet Ocean LandingUral FU Championship 2013205977

1989SubpalindromesUral FU Championship 2013696298

1990PodracingNEERC 2013 Eastern Subregional235856

1991The battle near the swampNEERC 2013 Eastern Subregional475744

1992CVSNEERC 2013 Eastern Subregional626330

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1182176

1994The Emperor's planNEERC 2013 Eastern Subregional226888

1995Illegal spicesNEERC 2013 Eastern Subregional415493

1996Cipher Message 3NEERC 2013 Eastern Subregional1951023

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional449457

1998The old PadawanNEERC 2013 Eastern Subregional676306

1999The secret moduleNEERC 2013 Eastern Subregional265822

2000Grand Theft Array VUral Regional School Programming Contest 20131540135

2001Mathematicians and BerriesUral Regional School Programming Contest 2013947422

2002Test TaskUral Regional School Programming Contest 2013311767

2003Simple MagicUral Regional School Programming Contest 2013683301

2004Scientists from SpilkovoUral Regional School Programming Contest 2013320632

2005Taxi for ProgrammersUral Regional School Programming Contest 2013264679

2006Kirill the GardenerUral Regional School Programming Contest 2013503476

2007Mutants versus MachinesUral Regional School Programming Contest 20131211592

2008SwiftyUral Regional School Programming Contest 2013227880

2009Canteen LineUral Regional School Programming Contest 2013288700

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131831113

2011Long StatementUral Regional School Programming Contest 2013241886

2012About Grisha N.NEERC 2014 Eastern Subregional1098617

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional226778

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional387462

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional736246

2016Magic and ScienceNEERC 2014 Eastern Subregional176800

2017Best of a bad lotNEERC 2014 Eastern Subregional1541119

2018The Debut AlbumNEERC 2014 Eastern Subregional189696

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional778233

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1382132

2021Scarily interesting!NEERC 2014 Eastern Subregional490367

2022Riding a ToadNEERC 2014 Eastern Subregional493112

2023Donald is a postmanNEERC 2014 Eastern Subregional515336

2024Adventure TimeUral Regional School Programming Contest 2014659273

2025Line FightingUral Regional School Programming Contest 2014211686

2026Dean and ScheduleUral Regional School Programming Contest 2014373477

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014416429

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014250702

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014310571

2030Awesome Backup SystemUral Regional School Programming Contest 2014412433

2031Overturned NumbersUral Regional School Programming Contest 2014250573

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014278634

2033DevicesUral Regional School Programming Contest 2014184099

2034CaravansUral Regional School Programming Contest 2014631285

2035Another Dress RehearsalUral Regional School Programming Contest 2014273866

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1271321

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest175979

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest702263

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest225657

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest246707

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest841926

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest274893

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest354023

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest742155

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest369478

2046The First Day at SchoolUral Championship 2015405407

2047MathsUral Championship 2015404408

2048HistoryUral Championship 2015227712

2049ChemistryUral Championship 2015512767

20503D-modelingUral Championship 2015592446

2051PhysicsUral Championship 2015393445

2052Physical EducationUral Championship 20151271232

2053BiologyUral Championship 2015443126

2054AstronomyUral Championship 2015166492

2055Urban GeographyUral Championship 20151171329

2056ScholarshipUral Championship 2015367346

2057Non-palidromic cuttingPalindromic Contest 373487

2058100500 palidnromesPalindromic Contest 991503

2059Not common palindromesPalindromic Contest 1291179

2060Subpalindrome pairsPalindromic Contest 283559

2061OEIS A216264Palindromic Contest 433092

2062Ambitious ExperimentUral Regional School Programming Contest 2015491313

2063Black and WhiteUral Regional School Programming Contest 2015391391

2064CaterpillarsUral Regional School Programming Contest 2015195765

2065Different SumsUral Regional School Programming Contest 2015636243

2066Simple ExpressionUral Regional School Programming Contest 2015580027

2067Friends and BerriesUral Regional School Programming Contest 2015595259

2068Game of NutsUral Regional School Programming Contest 2015181686

2069Hard RockUral Regional School Programming Contest 2015893174

2070Interesting NumbersUral Regional School Programming Contest 2015783198

2071Juice CocktailsUral Regional School Programming Contest 2015301504

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015891174

2073Log FilesUral Regional School Programming Contest 2015847183

2074Timus problems classifierQualification of Eastern Subregional 2015185759

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015462643

2076VasianaQualification of Eastern Subregional 2015126728

2077ReductionsQualification of Eastern Subregional 2015175482

2078Bowling gameUral Championship 2016437315

2079Memory leaksUral Championship 2016234263

2080WalletUral Championship 2016234577

2081Faulty dialUral Championship 2016248545

2082PokerUral Championship 2016126375

2083The Guardian of TraditionsUral Championship 2016452558

2084Technical debtUral Championship 2016402814

2085Magic ProgrammerUral Championship 2016851481

2086Find DenisUral Championship 2016204689

2087TrainsUral Championship 2016343197

2088Nostalgic EveningUral Championship 2016175167

2089Experienced coachUral Championship 2016172773

2090Crossroads of DestinyUral FU Personal Contest 2014214460

2091Natural SelectionUral FU Personal Contest 2014677201

2092BoleroUral FU Personal Contest 2014142910

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141061192

2094Thousand ImpsUral FU Personal Contest 2014165318

2095ScrumUral FU Personal Contest 2014613222

2096All InclusiveUral FU Personal Contest 2014402765

2097Snowboarding on SpilnayaUral FU Personal Contest 2014651843

2098Lada PrioraUral FU Personal Contest 2014560243

2099Space InvaderUral FU Personal Contest 2014236562

2100Wedding DinnerUral FU Junior Championship 2016450029

2101Knight's ShieldUral FU Junior Championship 2016771484

2102Michael and CryptographyUral FU Junior Championship 20161037123

2103Corporate MailUral FU Junior Championship 20161141041

2104Game with a StripUral FU Junior Championship 2016441286

2105Alice and Bob are on BikesUral FU Junior Championship 2016562226

2106DeserializationUral FU Junior Championship 2016150807

2107Oppa Funcan StyleUral FU Junior Championship 2016851359

2108Oleg and Little PoniesUral FU Junior Championship 2016352357

2109Tourism on MarsUral FU Junior Championship 2016309405

2110Remove or MaximizeUral FU Junior Championship 2016148817

2111PlatoUniversity academic school olympiad in informatics 2019106966

2112Battle logUniversity academic school olympiad in informatics 2019121542

2113Survive the floodUniversity academic school olympiad in informatics 2019206329

2114My craftUniversity academic school olympiad in informatics 201987732

2115The Knowledge DayUniversity academic school olympiad in informatics 2019421165

2116He is not a knight for youUniversity academic school olympiad in informatics 2019108601

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019145458

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest222147

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest60982

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest351527

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest88701

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest132987

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest531091

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest331598

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest172545

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest411347

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142863

2128Rubina's SolitaireLater is better than never69807

2129Mortgage in Far Away KingdomLater is better than never58938

2130Alice + BobLater is better than never86664

2131Open CupLater is better than never73752

2132Graph Decomposition. Version 2Later is better than never281679

2133Terms of referenceLater is better than never212058

2134StampmanLater is better than never441181

2135Pauline and commitsLater is better than never66839

2136John vs SantaLater is better than never271724

2137Dynamic string complexityLater is better than never83543

2138The Good, the Bad and the UglyUral School Programming Contest 2019556103

2139Experiment with JuiceUral School Programming Contest 2019102922

2140BitMazeCraftUral School Programming Contest 201957872

2141Sasha VilkinUral School Programming Contest 2019249226

2142MagicUral School Programming Contest 2019448128

2143Victoria!Ural School Programming Contest 201999536

2144Cleaning the RoomUral School Programming Contest 2019215260

2145Olympiad for EveryoneUral School Programming Contest 2019185300

2146Quiz ShowUral School Programming Contest 2019108495

2147City BuildingUral School Programming Contest 2019311425

2148Insane ShotUral School Programming Contest 2019120450

2149Pigeonhole PrincipleUral School Programming Contest 2019420136