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Problem set


IDTitleSourceAuthorsDifficulty

1000A+B Problem9374516

1001Reverse Root2870015

1002Phone NumbersCentral European Olympiad in Informatics 19996459218

1003ParityCentral European Olympiad in Informatics 19993707380

1004Sightseeing TripCentral European Olympiad in Informatics 19992495563

1005Stone PileUSU Championship 19971626187

1006Square FramesUSU Championship 19971514924

1007Code WordsUSU Championship 19973690381

1008Image EncodingUSTU PhysTech Cup 20004061346

1009K-based NumbersUSU Championship 19971497694

1010Discrete FunctionUSTU PhysTech Cup 20005114275

1011ConductorsUSU Championship 19975950236

1012K-based Numbers. Version 28120173

1013K-based Numbers. Version 3997188

1014Product of DigitsUSU Local Contest. 19991433398

1015Test the Difference!USU Local Contest. 19993286426

1016Cube on the WalkUSU Local Contest. 19991803774

1017StaircasesUSU Local Contest. 19999087154

1018Binary Apple TreeUSU Local Contest. 19994873288

1019Line PaintingUSU Local Contest. 19993185440

1020RopeAutumn School Contest 200014059100

1021Sacrament of the SumAutumn School Contest 20009851142

1022Genealogical TreeAutumn School Contest 200010178138

1023ButtonsAutumn School Contest 20006834205

1024PermutationsAutumn School Contest 20004614303

1025Democracy in DangerAutumn School Contest 20002080167

1026Questions and AnswersAutumn School Contest 20008976156

1027D++ AgainAutumn School Contest 20002384586

1028StarsUral Championship 19995381259

1029MinistryUral Championship 19993582339

1030TitanicUral Championship 19991661837

1031Railway TicketsUral Championship 19993777369

1032Find a MultipleUral Championship 19994101296

1033LabyrinthUral Championship 19996094229

1034Queens in Peaceful PositionsUral Championship 19991834758

1035Cross-stitchUral Championship 199910521314

1036Lucky Tickets4706297

1037Memory ManagementUSU Championship 200011961149

1038Spell CheckerUSU Championship 20003028456

1039Anniversary PartyUSU Championship 20003685375

1040Airline CompanyUSU Championship 20001414973

1041NikiforUSU Championship 20006462113

1042Central HeatingUSU Championship 20001730796

1043Cover an ArcUSU Championship 20008661582

1044Lucky Tickets. Easy!USU Championship 200011595119

1045Funny GameUSU Local Contest. March 20002702505

1046Geometrical DreamsUSU Local Contest. March 20007441816

1047Simple CalculationsUSU Local Contest. March 20004531302

1048Superlong SumsUSU Local Contest. March 20007150191

1049Brave BalloonistsUSU Local Contest. March 20005719239

1050Preparing an ArticleUSU Local Contest. March 20009961361

1051Simple Game on a GridUSU Local Contest. March 20002744497

1052Rabbit HuntUSU Local Contest. March 20006055226

1053PinocchioNEERC 2000 Central Subregional4281318

1054Hanoi TowerNEERC 2000 Central Subregional2094649

1055CombinationsNEERC 2000 Central Subregional3425398

1056Computer NetNEERC 2000 Central Subregional2574529

1057Amount of DegreesNEERC 2000 Central Subregional1947698

1058ChocolateNEERC 2000 Central Subregional4712834

1059ExpressionNEERC 2000 Central Subregional2142635

1060Flip GameNEERC 20003645354

1061Buffer ManagerNEERC 20002078620

1062TriathlonNEERC 20007071804

1063Domino PuzzleNEERC 20005952137

1064Binary SearchNEERC 20002088617

1065FrontierNEERC 20009381365

1066GarlandNEERC 20002347549

1067Disk TreeNEERC 20002454525

1068Sum3425438

1069Prufer CodeUSU Personal Contest 20012437514

1070Local TimeUSU Personal Contest 20011988630

1071Nikifor 2USU Personal Contest 20012108594

1072RoutingUSU Personal Contest 20012591484

1073Square CountryUSU Personal Contest 20018406149

1074Very Short ProblemUSU Personal Contest 20016012059

1075Thread in a SpaceUSU Personal Contest 20016082036

1076Trash1845674

1077Travelling Tours1127399

1078SegmentsWinter Mathematical Festival Varna 20013346371

1079MaximumWinter Mathematical Festival Varna 200111383109

1080Map ColoringWinter Mathematical Festival Varna 20015150241

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014831257

1082Gaby IvanushkaSpring School Contest 200110316119

1083Factorials!!!Spring School Contest 20011809468

1084Goat in the GardenSpring School Contest 20018403147

1085MeetingSpring School Contest 20012059596

1086CryptographySpring School Contest 200111442108

1087The Time to Take StonesSpring School Contest 20014448277

1088Ilya MurometzSpring School Contest 20011753700

1089Verification with a VocabularySpring School Contest 20012683458

1090In the Army NowUSU Local Contest. March 20013364348

1091Tmutarakan ExamsUSU Local Contest. March 20012281512

1092TransversalUSU Local Contest. March 20015192217

1093DartsUSU Local Contest. March 20015971932

1094E-screenUSU Local Contest. March 20012689434

1095Nikifor 3USU Local Contest. March 20012106554

1096Get the Right Route Plate!USU Local Contest. March 20011718679

1097Square Country 2USU Local Contest. March 20018561354

1098Questions2117527

1099Work Scheduling9121151

1100Final StandingsTetrahedron Team Online Contest May 20011000945

1101Robot in the FieldTetrahedron Team Online Contest May 2001811550

1102Strange DialogTetrahedron Team Online Contest May 20012641170

1103Pencils and CirclesTetrahedron Team Online Contest May 2001904494

1104Don’t Ask Woman about Her AgeTetrahedron Team Online Contest May 2001485293

1105Observers ColoringTetrahedron Team Online Contest May 2001540820

1106Two TeamsTetrahedron Team Online Contest May 2001596576

1107Warehouse ProblemTetrahedron Team Online Contest May 20011078415

1108HeritageBulgarian Online Contest September 20011843245

1109ConferenceBulgarian Online Contest September 20011843245

1110PowerBulgarian Online Contest September 2001864652

1111SquaresBulgarian Online Contest September 20011140394

1112CoverBulgarian Online Contest September 20012281198

1113JeepBulgarian Online Contest September 20011737260

1114BoxesBulgarian Online Contest September 20012433186

1115ShipsBulgarian Online Contest September 20011100409

1116Piecewise Constant FunctionAutumn School Contest 20011414319

1117HierarchyAutumn School Contest 20011665271

1118Nontrivial NumbersAutumn School Contest 20014442102

1119MetroAutumn School Contest 2001622373

1120Sum of Sequential NumbersAutumn School Contest 2001522687

1121BranchesAutumn School Contest 20011332338

1122GameAutumn School Contest 20011886239

1123SalaryAutumn School Contest 20013805119

1124MosaicUSU Championship 20011497301

1125HopscotchUSU Championship 20011999226

1126Magnetic StormsUSU Championship 2001455799

1127Colored BricksUSU Championship 20011452311

1128Partition into GroupsUSU Championship 20011104408

1129Door PaintingUSU Championship 20011015443

1130Nikifor's WalkUSU Championship 2001478931

1131CopyingUSU Championship 2001601975

1132Square Root761589

1133Fibonacci SequenceNEERC 2001 Central Subregional2069219

1134CardsNEERC 2001 Central Subregional2515180

1135RecruitsNEERC 2001 Central Subregional2792162

1136ParliamentNEERC 2001 Central Subregional459599

1137Bus RoutesNEERC 2001 Central Subregional1311344

1138Integer PercentageNEERC 2001 Central Subregional2282198

1139City BlocksNEERC 2001 Central Subregional588577

1140Swamp IncidentNEERC 2001 Central Subregional1230366

1141RSA Attack1242363

1142RelationsDSAP Vietnam Online Contest November 20013056148

1143Electric PathDSAP Vietnam Online Contest November 2001795565

1144The Emperor's RiddleDSAP Vietnam Online Contest November 20012381834

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011180382

1146Maximum SumDSAP Vietnam Online Contest November 2001565580

1147Shaping RegionsDSAP Vietnam Online Contest November 2001566789

1148Building TowersDSAP Vietnam Online Contest November 20012481763

1149Sinus Dances744361

1150Page NumbersUral Championship 2001. Round 21888240

1151RadiobeaconsUral Championship 2001. Round 24271041

1152False MirrorsUral Championship 2001. Round 22822161

1153SupercomputerUral Championship 2001. Round 21525296

1154Mages ContestUral Championship 2001. Round 2516865

1155TroubleduonsUral Championship 2001. Round 21161389

1156Two RoundsUral Championship 2001. Round 21385326

1157Young TilerUral Championship 2001. Round 22734166

1158Censored!NEERC 2001 Northern Subregional900500

1159FenceNEERC 2001 Northern Subregional617726

1160NetworkNEERC 2001 Northern Subregional1698270

1161StripiesNEERC 2001 Northern Subregional499991

1162Currency ExchangeNEERC 2001 Northern Subregional1102409

1163ChapaevNEERC 2001 Northern Subregional2261928

1164FillwordNEERC 2001 Northern Subregional2293198

1165SubnumberNEERC 2001 Northern Subregional505884

1166Funny Card GameNEERC 2001 Northern Subregional1213571

1167Bicolored HorsesRomanian Online Contest December 20013353135

1168Radio StationsRomanian Online Contest December 2001626716

1169PairsRomanian Online Contest December 2001628714

1170DesertRomanian Online Contest December 20012981478

1171Lost in SpaceRomanian Online Contest December 20013401301

1172Ship RoutesRomanian Online Contest December 2001811555

1173Lazy SnailRomanian Online Contest December 20014221054

1174Weird PermutationsRomanian Online Contest December 2001654686

1175Strange SequenceUSU Personal Contest 2002475941

1176HyperchannelsUSU Personal Contest 20021268357

1177Like ComparisonsUSU Personal Contest 20023381312

1178Akbardin’s RoadsUSU Personal Contest 20023147145

1179Numbers in TextUSU Personal Contest 20021612281

1180Stone GameUSU Personal Contest 2002530586

1181Cutting a Painted PolygonUSU Personal Contest 20021037436

1182Team Them Up!NEERC 2001892506

1183Brackets SequenceNEERC 20012228204

1184Cable MasterNEERC 20011565290

1185WallNEERC 20011487305

1186Chemical ReactionsNEERC 2001660682

1187Statistical TroubleNEERC 20012172012

1188LibraryNEERC 20012062115

1189Pairs of IntegersNEERC 2001923490

1190Bar of ChocolateSpring School Contest 20021494304

1191Catch the thief!Spring School Contest 20021882241

1192Ball in a DreamSpring School Contest 20024171109

1193Queue at the ExamSpring School Contest 20022547179

1194HandshakesSpring School Contest 2002569780

1195Ouths and CrossesSpring School Contest 20021802252

1196History ExamSpring School Contest 2002816456

1197Lonesome KnightSpring School Contest 20021598829

1198Jobbery924511

1199Mouse1083642

1200Horns and HoofsUSU Local Contest. March 20021820250

1201Which Day Is It?USU Local Contest. March 20021294350

1202Rectangles TravelUSU Local Contest. March 20021026441

1203Scientific ConferenceUSU Local Contest. March 2002530186

1204IdempotentsUSU Local Contest. March 20022015226

1205By the Underground or by Foot?USU Local Contest. March 20021990229

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023817119

1207Median on the PlaneUSU Local Contest. March 20022235204

1208Legendary Teams ContestUSU Local Contest. March 20022164210

12091, 10, 100, 1000...Autumn School Contest 20021273436

1210Kind SpiritsAutumn School Contest 20023141146

1211Collective GuaranteeAutumn School Contest 20021438318

1212BattleshipAutumn School Contest 2002906503

1213Cockroaches!Autumn School Contest 20022745167

1214Strange ProcedureAutumn School Contest 20024606100

1215Exactness of Projectile HitAutumn School Contest 20021537298

1216Two Pawns and One KingUSU Championship 20022162041

1217Unlucky TicketsUSU Championship 20021125406

1218Episode N-th: The Jedi TournamentUSU Championship 20021428321

1219Symbolic SequenceUSU Championship 20023978116

1220StacksUSU Championship 20021693271

1221Malevich Strikes Back!USU Championship 20021094418

1222Chernobyl’ EaglesUSU Championship 20023336138

1223Chernobyl’ Eagle on a RoofUSU Championship 20021443317

1224SpiralNEERC 2002 Central Subregional686067

1225FlagsNEERC 2002 Central Subregional1237337

1226esreveR redrONEERC 2002 Central Subregional4160111

1227Rally ChampionshipNEERC 2002 Central Subregional1502305

1228ArrayNEERC 2002 Central Subregional4440104

1229Strong BrickworkNEERC 2002 Central Subregional1231372

1230Introspective ProgramNEERC 2002 Central Subregional620732

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2072126

1232Asteroid LandingNEERC 2002 Central Subregional1852366

1233Amusing NumbersNEERC 2002481941

1234BricksNEERC 2002685665

1235Cricket FieldNEERC 2002613742

1236Decoding TaskNEERC 2002925494

1237Evacuation PlanNEERC 2002474956

1238FoldingNEERC 20021074427

1239Ghost BustersNEERC 20021472943

1240Heroes of Might and MagicNEERC 20023221392

1241Inlay CuttersNEERC 20022701652

1242WerewolfUSU Personal Contest 20032270203

1243Divorce of the Seven DwarfsUSU Personal Contest 2003918350

1244GentlemenUSU Personal Contest 20031783259

1245PicturesUSU Personal Contest 2003494920

1246Tethered DogUSU Personal Contest 20031384333

1247Check a SequenceUSU Personal Contest 20031960235

1248Sequence SumUSU Personal Contest 2003701652

1249Ancient NecropolisUSU Local Contest. March 20032182212

1250Sea BurialUSU Local Contest. March 2003644709

1251Cemetery ManagerUSU Local Contest. March 20032711651

1252Sorting the TombstonesUSU Local Contest. March 20031157398

1253NecrologuesUSU Local Contest. March 2003672680

1254Die HardUSU Local Contest. March 2003716639

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031714269

1256Cemetery GuardUSU Local Contest. March 20031952263

1257HyphenationAutumn School Contest 20032621719

1258PoolAutumn School Contest 20031115416

1259How to Become Star?Autumn School Contest 20031186391

1260Nudnik PhotographerAutumn School Contest 20034205111

1261TipsAutumn School Contest 20031384335

1262Pseudo-Roman NumberAutumn School Contest 20031225379

1263ElectionsAutumn School Contest 20031069444

1264WorkdaysAutumn School Contest 20032050823

1265MirrorUSU Championship 20033021500

1266Kirchhoff's LawUSU Championship 20033101462

1267Yekaterinburg SubwayUSU Championship 20032311942

1268Little ChuUSU Championship 2003618745

1269Obscene Words FilterUSU Championship 2003543846

1270UnicubeUSU Championship 20031832424

1271Sailing DirectionsUSU Championship 2003924588

1272Non-Yekaterinburg SubwayUSU Championship 20033088151

1273TieUSU Championship 2003983471

1274Fractional ArithmeticNEERC 2003 Central Subregional678680

1275Knights of the Round TableNEERC 2003 Central Subregional1622722

1276TrainNEERC 2003 Central Subregional596773

1277Cops and ThievesNEERC 2003 Central Subregional587784

1278“… Connecting People”NEERC 2003 Central Subregional466984

1279WarehouseNEERC 2003 Central Subregional1113417

1280Topological SortingNEERC 2003 Central Subregional3261143

1281River BasinNEERC 2003 Central Subregional3261393

1282Game TreeNEERC 2003 Central Subregional1392334

1283DwarfUSU Personal Contest 20043937119

1284Space PokerUSU Personal Contest 20041902350

1285Thread in a HyperspaceUSU Personal Contest 20042721667

1286Starship TravelUSU Personal Contest 2004681680

1287Mars CanalsUSU Personal Contest 20041253372

1288AstrolocationUSU Personal Contest 20042022217

1289One Way TicketUSU Personal Contest 20041200389

1290SabotageSpring School Contest 2004595079

1291Gear-wheelsSpring School Contest 20041173398

1292Mars Space StationsSpring School Contest 20041272367

1293EniyaSpring School Contest 20042961916

1294Mars SatellitesSpring School Contest 20041514309

1295Crazy NotionsSpring School Contest 20043099151

1296HyperjumpSpring School Contest 2004536288

1297PalindromeSpring School Contest 2004564283

1298KnightSpring School Contest 20041805259

1299PsyloniansSpring School Contest 20043081479

1300TaxesUral Championship 19981612752

1301Cube in LabyrinthUral Championship 1998630735

1302Delta-waveUral Championship 19981390336

1303Minimal CoverageUral Championship 19982247208

1304ParallelepipedUral Championship 19982341929

1305Convex HullUral Championship 1998659703

1306Sequence MedianUral Championship 19983269144

1307ArchiverUral Championship 2004. Round 13571283

1308Dean's PyramidUral Championship 2004. Round 11592786

1309DisputeUral Championship 2004. Round 1749620

1310ACM DiagnosticsUral Championship 2004. Round 14001148

1311Stable ConstructionUral Championship 2004. Round 13181436

1312TrayUral Championship 2004. Round 11532889

1313Some Words about SportUral Championship 2004. Round 11306436

1314Chase in SubwayUral Championship 2004. Round 1743625

1315MDPAR and MIIARUral Championship 2004. Round 12321946

1316Electronic AuctionUral Championship 2004. Round 11065438

1317HailUral Championship 2004. Round 24251082

1318LogarithmUral Championship 2004. Round 23251406

1319HotelUral Championship 2004. Round 21185840

1320Graph DecompositionUral Championship 2004. Round 21567299

1321Floor IndicatorUral Championship 2004. Round 23431334

1322SpyUral Championship 2004. Round 21082431

1323ClassmatesUral Championship 2004. Round 2566817

1324Extra SpacesUral Championship 2004. Round 2482957

1325DirtUral Championship 2004. Round 2840554

1326Bottle TapsUral Championship 2004. Round 21096426

1327FusesAutumn School Contest 20041002847

1328FireballAutumn School Contest 20043371365

1329Galactic HistoryAutumn School Contest 20041010465

1330IntervalsAutumn School Contest 2004480099

1331VladislavaAutumn School Contest 2004465998

1332Genie BomberAutumn School Contest 2004754620

1333Genie Bomber 2Autumn School Contest 20042183216

1334CheckersAutumn School Contest 2004889527

1335White ThesisAutumn School Contest 20042675176

1336Problem of Ben BetsalelAutumn School Contest 20043918121

1337BureaucracyAutumn School Contest 20042921569

1338AutomobilesUSU Championship 20042601762

1339BabiesUSU Championship 2004518901

1340CucarachaUSU Championship 2004884853

1341DeviceUSU Championship 20044111130

1342EnterpriseUSU Championship 2004609768

1343Fairy TaleUSU Championship 20041090432

1344Gigantic TurnipUSU Championship 2004974445

1345HTMLUSU Championship 20043311395

1346Intervals of MonotonicityUSU Championship 20041593297

1347BlogSpring School Contest 20053331388

1348Goat in the Garden 2Spring School Contest 20052481191

1349FarmSpring School Contest 2005918052

1350CanteenSpring School Contest 20051215389

1351Good Gnusmas – Dead GnusmasSpring School Contest 2005891528

1352Mersenne PrimesSpring School Contest 20053686129

1353Milliard Vasya's FunctionSpring School Contest 20054534105

1354Palindrome. Again PalindromeSpring School Contest 20053258146

1355Bald Spot RevisitedSpring School Contest 20052203215

1356Something EasierSpring School Contest 20051363347

1357Teakettle 1.0 for DummiesSpring School Contest 20053891193

1358CablesSpring School Contest 2005856550

1359ConstructionSpring School Contest 20053781227

1360Philosophical DisputeUral Championship 2005. Round 23451342

1361Spaceology vs. ChronisticsUral Championship 2005. Round 22022247

1362Classmates 2Ural Championship 2005. Round 21007468

1363HalftonesUral Championship 2005. Round 2735740

1364LaraKillerUral Championship 2005. Round 2483966

1365Testing CalculatorUral Championship 2005. Round 2884862

1366PresentsUral Championship 2005. Round 2900524

1367Top SecretUral Championship 2005. Round 21443094

1368Goat in the Garden 3Ural Championship 2005. Round 21842456

1369Cockroach RaceUral Championship 2005. Round 22613235

1370MagicianUral Championship 2005. Round 2517692

1371Cargo AgencyUral Championship 2005. Round 1879538

1372Death StarUral Championship 2005. Round 1735758

1373Pictura ex MachinaUral Championship 2005. Round 1548856

1374MisereUral Championship 2005. Round 13211379

1375Bill CleversUral Championship 2005. Round 1859550

1376Dean's Pyramid 2Ural Championship 2005. Round 1399753

1377Lara CroftUral Championship 2005. Round 11634291

1378Artificial IntelligenceUral Championship 2005. Round 13111489

1379Cups TransportationUral Championship 2005. Round 1681692

1380Ostap's ChessPetrozavodsk Summer 2005. Moscow+Ural Contest1094017

1381Cockroaches in the BuildingPetrozavodsk Summer 2005. Moscow+Ural Contest1253541

1382Game with CardsPetrozavodsk Summer 2005. Moscow+Ural Contest2571790

1383Flower-garden DesignsPetrozavodsk Summer 2005. Moscow+Ural Contest2414058

1384Goat in the Garden 4Petrozavodsk Summer 2005. Moscow+Ural Contest835140

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest1974241

1386MazePetrozavodsk Summer 2005. Moscow+Ural Contest4041155

1387Vasya's DadPetrozavodsk Summer 2005. Moscow+Ural Contest2981552

1388PhotoPetrozavodsk Summer 2005. Moscow+Ural Contest1916482

1389RoadworksPetrozavodsk Summer 2005. Moscow+Ural Contest809584

1390Shots at WallsPetrozavodsk Summer 2005. Moscow+Ural Contest399755

1391SnakePetrozavodsk Summer 2005. Moscow+Ural Contest805311

1392Dreaming of Stars623755

1393Average Common Prefix3981160

1394Ships. Version 21221727

1395Pascal vs. C++. Version 21662592

1396Maximum. Version 22162013

1397Points Game2391768

1398Bishop and Pawn478881

1399Economical Director3010742

1400Cellular CharactersAutumn School Contest 2005868544

1401GamersAutumn School Contest 20051159409

1402CocktailsAutumn School Contest 20053714128

1403CourierAutumn School Contest 20051306363

1404Easy to Hack!Autumn School Contest 2005588981

1405Goat in the Garden 5Autumn School Contest 2005661712

1406Next NumberAutumn School Contest 20051402338

1407One-two, One-twoAutumn School Contest 20051241382

1408Polynomial MultiplicationAutumn School Contest 20053951180

1409Two GangstersAutumn School Contest 20052827417

1410CrackUSU Championship 20051212390

141140 Islands KnightsUSU Championship 20051443093

1412Autumn TideUSU Championship 20053051512

1413Mars JumperUSU Championship 20052715175

1414Astronomical DatabaseUSU Championship 20051052449

1415Mobile LifeUSU Championship 2005419337

1416ConfidentialUSU Championship 20051151410

1417Space Poker 2USU Championship 20052401905

1418Military StoryUSU Championship 2005516906

1419Maps of the Island WorldsUSU Championship 20053561301

1420Integer-Valued Complex DivisionUSU Championship 20052661726

1421Credit OperationsTimus Top Coders: First Challenge852539

1422FirefliesTimus Top Coders: First Challenge516883

1423String TaleTimus Top Coders: First Challenge2650175

1424MinibusTimus Top Coders: First Challenge633723

1425Queen 2Timus Top Coders: First Challenge2551753

1426RectanglesTimus Top Coders: First Challenge805162

1427SMSTimus Top Coders: First Challenge1265364

1428Jedi RiddleTimus Top Coders: First Challenge945486

1429BiscuitsTimus Top Coders: First Challenge1672625

1430Crime and PunishmentTimus Top Coders: First Challenge997461

1431DiplomasUSU Personal Contest 20061302353

1432Twofold LuckUSU Personal Contest 2006468268

1433DiamondsUSU Personal Contest 20061807255

1434Buses in VasyukiUSU Personal Contest 20064371036

1435Financial ErrorUSU Personal Contest 2006466973

1436BillboardUSU Personal Contest 2006545834

1437Gasoline StationUSU Personal Contest 2006917499

1438Time Limit ExceededUSU Personal Contest 20061403087

1439Battle with You-Know-WhoUral Championship 20061009451

1440Training ScheduleUral Championship 2006657689

1441From the History of Gringotts BankUral Championship 20063811176

1442Floo PowderUral Championship 20061363149

1443RailsUral Championship 2006691656

1444ElephpotamusUral Championship 2006528855

1445Christmas giftsUral Championship 2006783580

1446Sorting HatUral Championship 2006506591

1447Portkey NetworkUral Championship 20064331038

1448Lighting in HogwartsUral Championship 2006793573

1449Credit Operations 2Timus Top Coders: Second Challenge3051450

1450Russian PipelinesTimus Top Coders: Second Challenge1787254

1451Beerhouse TaleTimus Top Coders: Second Challenge450993

1452Pascal vs. C++Timus Top Coders: Second Challenge732616

1453QueenTimus Top Coders: Second Challenge3651218

1454Rectangles 2Timus Top Coders: Second Challenge1722510

1455Freedom of SpeechTimus Top Coders: Second Challenge2182004

1456Jedi Riddle 2Timus Top Coders: Second Challenge594756

1457Heating MainTimus Top Coders: Second Challenge677367

1458War GamesTimus Top Coders: Second Challenge3681209

1459Archer's TravelPetrozavodsk Winter 2006. USU Contest2471731

1460WiresPetrozavodsk Winter 2006. USU Contest964196

1461Christmas GarlandPetrozavodsk Winter 2006. USU Contest4281015

1462Uncle Scrooge's GoldPetrozavodsk Winter 2006. USU Contest519841

1463Happiness to People!Petrozavodsk Winter 2006. USU Contest709619

1464LightPetrozavodsk Winter 2006. USU Contest1442888

1465Pawn GamePetrozavodsk Winter 2006. USU Contest884498

1466Magic SquarePetrozavodsk Winter 2006. USU Contest1313154

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3551219

1468FractionPetrozavodsk Summer 2006. Ural+Orel Contest518834

1469No Smoking!Petrozavodsk Summer 2006. Ural+Orel Contest4051061

1470UFOsPetrozavodsk Summer 2006. Ural+Orel Contest1724254

1471Distance in the TreePetrozavodsk Summer 2006. Ural+Orel Contest2234196

1472Martian ArmyPetrozavodsk Summer 2006. Ural+Orel Contest3971082

1473Farm 2Petrozavodsk Summer 2006. Ural+Orel Contest755179

1474About FrogsPetrozavodsk Summer 2006. Ural+Orel Contest622697

1475Ryaba HenPetrozavodsk Summer 2006. Ural+Orel Contest974114

1476Lunar CodePetrozavodsk Summer 2006. Ural+Orel Contest3101376

1477AirplanesPetrozavodsk Summer 2006. Ural+Orel Contest1372995

1478Spy SatellitesPetrozavodsk Summer 2006. Ural+Orel Contest1033896

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest725368

1480CouponsUSU Championship 2006971447

1481Winning ChancesUSU Championship 20061742385

1482Triangle GameUSU Championship 20061303134

1483Table FootballUSU Championship 20061180369

1484Film RatingUSU Championship 2006639676

1485Football and LieUSU Championship 20062561650

1486Equal SquaresUSU Championship 2006597723

1487Chinese FootballUSU Championship 20063401254

1488ACM PokerUSU Championship 20062741545

1489Points on a ParallelepipedAutumn School Contest 20061109391

1490Fire CircleAutumn School Contest 20062201198

1491Unreal StoryAutumn School Contest 20062051213

1492Vasya's Dad 2Autumn School Contest 20062121973

1493One Step from HappinessAutumn School Contest 2006907248

1494MonobilliardsAutumn School Contest 20062874152

1495One-two, One-two 2Autumn School Contest 20061289337

1496SpammerAutumn School Contest 2006840952

1497Cutting a SquareAutumn School Contest 20061474295

1498Stroke at Full SpeedAutumn School Contest 2006502856

1499KerchiefsAutumn School Contest 20062931446

1500Pass LicensesNEERC 2006 Eastern Subregional682631

1501Sense of BeautyNEERC 2006 Eastern Subregional1638265

1502Domino DotsNEERC 2006 Eastern Subregional589574

1503PolynomialNEERC 2006 Eastern Subregional2291827

1504Good MannersNEERC 2006 Eastern Subregional1742373

1505Oil TransferNEERC 2006 Eastern Subregional1353011

1506Columns of NumbersNEERC 2006 Eastern Subregional2838153

1507Difficult DecisionNEERC 2006 Eastern Subregional1003431

1508Japanese PuzzleNEERC 2006 Eastern Subregional2421733

1509Domino RecognitionNEERC 2006 Eastern Subregional1063764

1510OrderNEERC 2006 Eastern Subregional497488

1511Fiscal OperationsTimus Top Coders: Third Challenge3531189

1512ZiniumTimus Top Coders: Third Challenge515822

1513Lemon TaleTimus Top Coders: Third Challenge1134377

1514National ParkTimus Top Coders: Third Challenge2241844

1515CashmasterTimus Top Coders: Third Challenge2035211

1516NostalgiaTimus Top Coders: Third Challenge2251836

1517Freedom of ChoiceTimus Top Coders: Third Challenge1529280

1518Jedi Riddle 3Timus Top Coders: Third Challenge3961063

1519Formula 1Timus Top Coders: Third Challenge988432

1520Empire Strikes BackTimus Top Coders: Third Challenge1592553

1521War Games 2Timus Top Coders: Third Challenge1855231

1522FactoryPetrozavodsk Winter 2007. D.Gozman Contest2051976

1523K-inversionsPetrozavodsk Winter 2007. D.Gozman Contest1381305

1524Men in BlackPetrozavodsk Winter 2007. D.Gozman Contest2412494

1525PathPetrozavodsk Winter 2007. D.Gozman Contest902466

1526Martian PlatesPetrozavodsk Winter 2007. D.Gozman Contest3041353

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest3441200

1528SequencePetrozavodsk Winter 2007. D.Gozman Contest1626260

1529Game of SquaresPetrozavodsk Winter 2007. D.Gozman Contest924165

1530Ones and ZeroesPetrozavodsk Winter 2007. D.Gozman Contest467891

1531Zones on a PlanePetrozavodsk Winter 2007. D.Gozman Contest3021362

1532Lost in TranslationUSU Personal Contest 20072012007

1533Fat HobbitsUSU Personal Contest 20073911056

1534Football in GondorUSU Personal Contest 2007744562

1535The Hobbit or There and Back AgainUSU Personal Contest 2007876478

1536Delights of Pipe-weedUSU Personal Contest 2007526831

1537EntsUSU Personal Contest 20071501280

1538Towers of GuardUSU Personal Contest 20073311242

1539Intelligence DataUSU Personal Contest 20073851072

1540Battle for the RingUSU Personal Contest 20073731106

1541ChaseUSU Personal Contest 20071902117

1542AutocompletionUral Championship 2007646638

1543Dance RevolutionUral Championship 20071772238

1544Classmates 3Ural Championship 20073391199

1545HieroglyphsUral Championship 2007812151

1546Japanese SortingUral Championship 2007468875

1547Password SearchUral Championship 2007497825

1548Sakura and StatisticsUral Championship 20071417436

1549Another Japanese PuzzleUral Championship 20071722299

1550Dean's Pyramid 3Ural Championship 2007680606

1551Sumo TournamentUral Championship 20071406296

1552BrainfuckPetrozavodsk Summer 2007. NSU Contest3321178

1553Caves and TunnelsPetrozavodsk Summer 2007. NSU Contest1283312

1554Multiplicative FunctionsPetrozavodsk Summer 2007. NSU Contest626634

1555Find the Treasure!Petrozavodsk Summer 2007. NSU Contest2511513

1556Multishot in the Secret Cow LevelPetrozavodsk Summer 2007. NSU Contest349158

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2201752

1558Periodical NumbersPetrozavodsk Summer 2007. NSU Contest474833

1559TruCoders LinguisticsPetrozavodsk Summer 2007. NSU Contest894070

1560Elementary Symmetric FunctionsPetrozavodsk Summer 2007. NSU Contest402978

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1342798

1562GM-pineappleUSU Championship 2007969410

1563BayanUSU Championship 2007701757

1564Counting OnesUSU Championship 2007595664

1565The Duel for ThreeUSU Championship 20072241716

1566Triangular PostcardsUSU Championship 20071252975

1567SMS-spamUSU Championship 20071001040

1568Train Car SortingUSU Championship 20072391613

1569Networking the “Iset”USU Championship 2007392999

1570Eating HighUSU Championship 2007408961

1571InterpretersUSU Championship 2007919432

1572Yekaterinozavodsk Great WellAutumn School Contest 20072818142

1573AlchemyAutumn School Contest 20073872103

1574Mathematicians and bracketsAutumn School Contest 20071129352

1575Yekaterinburg Subway 2Autumn School Contest 2007431909

1576Telephone TariffsAutumn School Contest 20072796143

1577E-mailAutumn School Contest 2007834475

1578Mammoth HuntAutumn School Contest 2007435901

1579Coat TransportationAutumn School Contest 2007824481

1580Dean's DebtsAutumn School Contest 2007444883

1581TeamworkAutumn School Contest 2007975641

1582BookmakersNEERC 2007 Eastern Subregional3448116

1583CheeseNEERC 2007 Eastern Subregional2081833

1584Pharaohs’ SecretsNEERC 2007 Eastern Subregional3051268

1585PenguinsNEERC 2007 Eastern Subregional998140

1586Threeprime NumbersNEERC 2007 Eastern Subregional2667149

1587Flying PigNEERC 2007 Eastern Subregional494793

1588JamaicaNEERC 2007 Eastern Subregional1264314

1589SokobanNEERC 2007 Eastern Subregional921025

1590Bacon’s CipherNEERC 2007 Eastern Subregional1864213

1591Abstract ThinkingNEERC 2007 Eastern Subregional3811022

1592Chinese WatchesNEERC 2007 Eastern Subregional668589

1593Square Country. Version 2487715

1594Aztec Treasure624786

1595Perfect Sequence2931136

1596Knight Mare198912

1597Chernobyl’ Eagle on a Roof. Version 2632604

1598DSA Attack324481

1599Winding Number502688

1600AirportUSU Personal Contest 2008695549

1601AntiCAPSUSU Personal Contest 2008436489

1602ElevatorUSU Personal Contest 2008889431

1603EruditeUSU Personal Contest 20081544249

1604Country of FoolsUSU Personal Contest 20081429269

1605Devil's SequenceUSU Personal Contest 2008653584

1606SlalomUSU Personal Contest 2008550691

1607TaxiUSU Personal Contest 2008794149

1608Lucky Tickets 2008Ural Championship 2008381983

1609Tram TileUral Championship 20081292765

1610CactusesUral Championship 20081931893

1611DecimationUral Championship 2008534707

1612Tram ForumUral Championship 20082686143

1613For Fans of StatisticsUral Championship 20082545150

1614National Project “Trams”Ural Championship 2008473796

1615Tram SolitaireUral Championship 20081901922

1616Square Country 4Ural Championship 2008903844

1617Flat SpotsUral Championship 2008603964

1618Arrays PrintingPetrozavodsk Winter 2008. ITMO Contest615226

1619Big BrotherPetrozavodsk Winter 2008. ITMO Contest536680

1620Clever HousePetrozavodsk Winter 2008. ITMO Contest2431467

1621Definite IntegralPetrozavodsk Winter 2008. ITMO Contest694697

1622EndspielPetrozavodsk Winter 2008. ITMO Contest1023313

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest1013343

1624Go out of here!Petrozavodsk Winter 2008. ITMO Contest476509

1625Hankel MatrixPetrozavodsk Winter 2008. ITMO Contest366987

1626Interfering SegmentPetrozavodsk Winter 2008. ITMO Contest377894

1627JoinPetrozavodsk Winter 2008. ITMO Contest3391063

1628White StreaksUSU Championship 2008925391

1629TripUSU Championship 2008458782

1630TalismanUSU Championship 2008370963

1631Drunk King 2USU Championship 2008817442

1632LasersUSU Championship 2008794111

1633HippogriffsUSU Championship 2008493727

1634Spider MiteUSU Championship 20081612140

1635Mnemonics and PalindromesUSU Championship 20081897192

1636Penalty TimeUSU Championship 2008627558

1637Triangle Game 2USU Championship 20081083100

1638BookwormUSU Championship 2008537768

1639Chocolate 2Autumn School Contest 20081126832

1640Circle of WinterAutumn School Contest 20082165168

1641DutiesAutumn School Contest 2008760473

16421D MazeAutumn School Contest 2008389693

1643Attack of the Dark FortressAutumn School Contest 2008788457

1644A Whole Lot of WalnutsAutumn School Contest 2008381895

1645Ski RaceAutumn School Contest 20081892192

1646Godzilla Strikes Back!Autumn School Contest 2008434821

1647Divide an Island!Autumn School Contest 2008455784

1648YachtsAutumn School Contest 20081003360

1649Abstractionism to the PeopleNEERC 2008 Eastern Subregional426998

1650BillionairesNEERC 2008 Eastern Subregional848424

1651Shortest SubchainNEERC 2008 Eastern Subregional1053342

1652Banking CrisisNEERC 2008 Eastern Subregional1322563

1653Death ConveyorNEERC 2008 Eastern Subregional446739

1654Cipher MessageNEERC 2008 Eastern Subregional615559

1655Somali PiratesNEERC 2008 Eastern Subregional1781936

1656Far Away Kingdom's ArmyNEERC 2008 Eastern Subregional1831198

1657Cube SnakeNEERC 2008 Eastern Subregional2451427

1658Sum of DigitsNEERC 2008 Eastern Subregional1514239

1659Regular TrianglesNEERC 2008 Eastern Subregional583614

1660The Island of Bad LuckPetrozavodsk Winter 2008. USU Contest476304

1661DodecahedronPetrozavodsk Winter 2008. USU Contest774130

1662Goat in the Garden 6Petrozavodsk Winter 2008. USU Contest684607

1663The Hobbit or There and Back Again 2Petrozavodsk Winter 2008. USU Contest1162852

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1791901

1665Dean's Financial PyramidPetrozavodsk Winter 2008. USU Contest853416

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest2801239

1667Square Country 3Petrozavodsk Winter 2008. USU Contest1801891

1668Death Star 2Petrozavodsk Winter 2008. USU Contest476304

1669Universal WordPetrozavodsk Winter 2008. USU Contest2671297

1670AsteriskPetrozavodsk Summer 2008. USU Contest1921769

1671Anansi's CobwebPetrozavodsk Summer 2008. USU Contest2724131

1672Droid fliesPetrozavodsk Summer 2008. USU Contest2211168

1673Admission to ExamPetrozavodsk Summer 2008. USU Contest2431413

1674Drunk KingPetrozavodsk Summer 2008. USU Contest486162

1675Lunar Code 2Petrozavodsk Summer 2008. USU Contest1951743

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1971727

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2161581

1678Space Poker 3Petrozavodsk Summer 2008. USU Contest308935

1679Scrooge's TowerPetrozavodsk Summer 2008. USU Contest3461004

1680The First NonqualifyingUSU Personal Contest 20091714205

1681Brother Bear's GardenUSU Personal Contest 2009923460

1682Crazy ProfessorUSU Personal Contest 2009658528

1683FridgeUSU Personal Contest 20092739128

1684Jack's Last WordUSU Personal Contest 20091345260

1685OrthographyUSU Personal Contest 20092005175

1686Photovoltaic SpaceshipUSU Personal Contest 20092441389

1687Numismatics for FunUSU Personal Contest 20092881184

1688Team.GOV!USU Personal Contest 20092803125

1689Fisherman and BarbellUSU Personal Contest 2009402857

1690Army of MagesPetrozavodsk Winter 2009. USU Contest572604

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest1013168

1692Flags for ProvincesPetrozavodsk Winter 2009. USU Contest986353

1693Loyd's ProblemPetrozavodsk Winter 2009. USU Contest2210988

1694Killer WordsPetrozavodsk Winter 2009. USU Contest1122882

1695Work for RobotsPetrozavodsk Winter 2009. USU Contest1142836

1696Salary for RobotsPetrozavodsk Winter 2009. USU Contest394870

1697Sniper ShotPetrozavodsk Winter 2009. USU Contest565327

1698Square Country 5Petrozavodsk Winter 2009. USU Contest574602

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3261046

1700AwakeningUral Championship 2009751460

1701Ostap and PartnersUral Championship 2009565608

1702CrossroadUral Championship 20091592069

1703Robotic ArmUral Championship 20091831812

1704DemodulationUral Championship 20091063015

1705Gangster HaresUral Championship 2009396861

1706Cipher Message 2Ural Championship 2009553621

1707Hypnotoad's SecretUral Championship 20091791850

1708Sum of Digits 2Ural Championship 20091812487

1709Penguin-AviaUral Championship 20092277153

1710Boris, You Are Wrong!Ural Championship 2009569604

1711Code NamesNEERC 2009 Eastern Subregional2664124

1712Cipher GrilleNEERC 2009 Eastern Subregional421379

1713Key SubstringsNEERC 2009 Eastern Subregional556588

1714Mnemonics and Palindromes 2NEERC 2009 Eastern Subregional1062868

1715Another Ball KillerNEERC 2009 Eastern Subregional332973

1716Alternative SolutionNEERC 2009 Eastern Subregional425765

1717Eligibility RulesNEERC 2009 Eastern Subregional1252464

1718RejudgeNEERC 2009 Eastern Subregional1171282

1719Kill the Shaitan-BossNEERC 2009 Eastern Subregional2291392

1720Summit Online JudgeNEERC 2009 Eastern Subregional351922

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional601544

1722Observation DeckUral Regional School Programming Contest 20092581239

1723Sandro's BookUral Regional School Programming Contest 2009542561

1724Origin of Man ClarifiedUral Regional School Programming Contest 2009515632

1725Sold Out!Ural Regional School Programming Contest 20092521131

1726VisitsUral Regional School Programming Contest 20091463225

1727Znaika's Magic NumbersUral Regional School Programming Contest 20091789185

1728Curse on Team.GOVUral Regional School Programming Contest 2009666491

1729Dead Man's ChestUral Regional School Programming Contest 2009560583

1730ManBearPigUral Regional School Programming Contest 20093021064

1731DillUral Regional School Programming Contest 2009337198

1732Ministry of TruthUSU Championship 2009758431

1733Forgotten TechnologyUSU Championship 2009644469

1734Endgame DatabaseUSU Championship 20091552004

1735Theft of the CenturyUSU Championship 20091082803

1736Chinese HockeyUSU Championship 20092791144

1737Mnemonics and Palindromes 3USU Championship 20091408233

1738Computer SecurityUSU Championship 2009358899

1739FaryuksUSU Championship 20091522041

1740Deer is Better!USU Championship 20092414136

1741Communication FiendUSU Championship 20091209271

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1076298

1743Domino SortingPetrozavodsk Summer 2009. Ufa SATU Contest353891

1744The Captain's SquadPetrozavodsk Summer 2009. Ufa SATU Contest1551960

1745Yet Another AnswerPetrozavodsk Summer 2009. Ufa SATU Contest360874

1746HyperrookPetrozavodsk Summer 2009. Ufa SATU Contest2001540

1747Kingdom InspectionPetrozavodsk Summer 2009. Ufa SATU Contest2431278

1748The Most Complex NumberPetrozavodsk Summer 2009. Ufa SATU Contest1254256

1749Periodic SumPetrozavodsk Summer 2009. Ufa SATU Contest1561948

1750Pakhom and the GullyPetrozavodsk Summer 2009. Ufa SATU Contest2651176

1751Improbability TheoryPetrozavodsk Summer 2009. Ufa SATU Contest833477

1752Tree 2Petrozavodsk Summer 2009. Ufa SATU Contest1028312

1753BookshelfUSU Personal Contest 20101025308

1754Explosion in a PyramidUSU Personal Contest 2010528593

1755CakeUSU Personal Contest 2010409762

1756One and a Half DiggersUSU Personal Contest 20101937164

1757Gold BarsUSU Personal Contest 20101402127

1758Bald Spot Revisited 2USU Personal Contest 20101112637

1759Long-LiversUSU Personal Contest 2010741425

1760Infernal WorkUSU Personal Contest 2010504621

1761Binary PalindromeUSU Personal Contest 20103041016

1762Search for a Hiding-PlaceUSU Personal Contest 20101951557

1763Expert FleaUral Championship 2010525106

1764TranssibUral Championship 20101771693

1765Error 404Ural Championship 2010743769

1766Humpty DumptyUral Championship 20102311314

1767The House of Doctor DeeUral Championship 2010467664

1768Circular StringsUral Championship 20102741115

1769Old Ural LegendUral Championship 20101692186

1770The Party of Ural ChampionsUral Championship 20101851624

1771A Deputy's MorningUral Championship 2010465653

1772Ski-Trails for RobotsUral Championship 2010439705

1773Metro to Every HomeUral Championship 2010406761

1774Barber of the Army of MagesUral SU Championship 2010658451

1775Space BowlingUral SU Championship 2010351834

1776Anniversary FireworkUral SU Championship 2010688431

1777AnindilyakwaUral SU Championship 20102643113

1778Chinese Hockey 2Ural SU Championship 2010654014

1779The Great TeamUral SU Championship 2010983303

1780Gray CodeUral SU Championship 2010353829

1781Clean CodeUral SU Championship 20101431968

1782Jack's New WordUral SU Championship 20101491893

1783Nuclear Arms RaceUral SU Championship 2010699425

1784RoundersUral SU Championship 20102611111

1785Lost in LocalizationUral Regional School Programming Contest 20101871416

1786Sandro's BiographyUral Regional School Programming Contest 20103002100

1787Turn for MEGAUral Regional School Programming Contest 20101174626

1788On the Benefits of UmbrellasUral Regional School Programming Contest 20102029147

1789Searching for the DodecahedronUral Regional School Programming Contest 20101524196

1790Searching for the TruthUral Regional School Programming Contest 20102351226

1791Uncle Styopa and BusesUral Regional School Programming Contest 20102241284

1792Hamming CodeUral Regional School Programming Contest 2010391677

1793Tray 2Ural Regional School Programming Contest 2010837355

1794Masterpieces of World ArchitectureUral Regional School Programming Contest 20101652181

1795Husband in a ShopUral Regional School Programming Contest 20101261236

1796Amusement ParkUral Regional School Programming Contest 2010301999

1797Summit Online Judge. Version 2375165

1798Fire Circle. Version 2363589

1799Sasha and swag strings284239

1800Murphy's LawNEERC 2010 Eastern Subregional1647181

1801The Revolution CupNEERC 2010 Eastern Subregional475251

1802Cube PuzzleNEERC 2010 Eastern Subregional1481894

1803The Czechs' RiflesNEERC 2010 Eastern Subregional443661

1804The Machinegunners in a PlayoffNEERC 2010 Eastern Subregional821360

1805Chapaev and a Cipher GrilleNEERC 2010 Eastern Subregional327888

1806Mobile TelegraphsNEERC 2010 Eastern Subregional563522

1807Cartridges for MaximNEERC 2010 Eastern Subregional2121348

1808Chapaev at the Planet OceanNEERC 2010 Eastern Subregional1611750

1809Chapaev and PotatoesNEERC 2010 Eastern Subregional543541

1810AntiequationsPetrozavodsk Summer 2010. Tavrida NU Contest683738

1811Dual-SIM PhonePetrozavodsk Summer 2010. Tavrida NU Contest2121313

1812The Island of Bad Luck 2Petrozavodsk Summer 2010. Tavrida NU Contest1032580

1813Random ShufflerPetrozavodsk Summer 2010. Tavrida NU Contest1901458

1814Continued FractionPetrozavodsk Summer 2010. Tavrida NU Contest863037

1815Farm in San AndreasPetrozavodsk Summer 2010. Tavrida NU Contest604165

1816Troubles with PollardPetrozavodsk Summer 2010. Tavrida NU Contest1162314

1817Merry-go-roundPetrozavodsk Summer 2010. Tavrida NU Contest294959

1818Fair FishermenPetrozavodsk Summer 2010. Tavrida NU Contest1431905

1819Professional ApproachPetrozavodsk Summer 2010. Tavrida NU Contest356479

1820Ural SteaksUSU Personal Contest 20111115826

1821BiathlonUSU Personal Contest 20111802159

1822Hugo II's WarUSU Personal Contest 2011444633

1823Ideal GasUSU Personal Contest 2011922309

1824Ifrit BomberUSU Personal Contest 2011285975

1825Ifrit Bomber 2USU Personal Contest 2011343815

1826MinefieldUSU Personal Contest 20111015281

1827Indigenous WarsUSU Personal Contest 20112621057

1828Approximation by a ProgressionUSU Personal Contest 2011672422

1829Routing TablesUSU Personal Contest 2011862995

1830Help in the RNOSUral Championship 2011329838

1831Tsyfirkin's LessonUral Championship 20111262088

1832Arirang ShowUral Championship 2011330835

1833Hopes of RowingUral Championship 20111052470

1834Tennis RacketUral Championship 2011564303

1835Swamp DoctorUral Championship 2011912812

1836Babel FishUral Championship 20112601052

1837Isenbaev's NumberUral Championship 2011495757

1838Samurai's StrokeUral Championship 2011419662

1839The MentaculusUral Championship 20111112347

1840Victim of AdvertisingUral Championship 2011238607

1841CablewaysPetrozavodsk Summer 2010. USU Contest1192112

1842Local RootsPetrozavodsk Summer 2010. USU Contest346192

1843Cutting a ParallelepipedPetrozavodsk Summer 2010. USU Contest643682

1844Warlord of the Army of MagesPetrozavodsk Summer 2010. USU Contest1811426

1845Integer-valued Complex DeterminantPetrozavodsk Summer 2010. USU Contest554191

1846GCD 2010Petrozavodsk Summer 2010. USU Contest1855146

1847ZamkadyePetrozavodsk Summer 2010. USU Contest524394

1848Fly HuntPetrozavodsk Summer 2010. USU Contest405449

1849Rabbit Hunt 2Petrozavodsk Summer 2010. USU Contest1122233

1850Space TourismPetrozavodsk Summer 2010. USU Contest942620

1851GOV-internshipPetrozavodsk Summer 2011. Ural SU Team.GOV Contest1641563

1852Cube in a Cube in a CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest1102266

1853Laser TechnologiesPetrozavodsk Summer 2011. Ural SU Team.GOV Contest296973

1854Negotiations with ParthiansPetrozavodsk Summer 2011. Ural SU Team.GOV Contest678395

1855Trade Guilds of ErathiaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2211177

1856War and PeacePetrozavodsk Summer 2011. Ural SU Team.GOV Contest673532

1857Alice and BandersnatchPetrozavodsk Summer 2011. Ural SU Team.GOV Contest2191188

1858Magic CubePetrozavodsk Summer 2011. Ural SU Team.GOV Contest603885

1859Last Season of Team.GOVPetrozavodsk Summer 2011. Ural SU Team.GOV Contest564121

1860FiborialPetrozavodsk Summer 2011. Ural SU Team.GOV Contest622430

1861Graveyard in DeyjaPetrozavodsk Summer 2011. Ural SU Team.GOV Contest288913

1862Very Wealthy MoleUral FU Championship 20112281136

1863Peaceful AtomUral FU Championship 2011271962

1864Get-Together at Den'sUral FU Championship 20111726156

1865The Island of MärketUral FU Championship 2011783071

1866Poetic FootUral FU Championship 2011390676

1867NanotechnologiesUral FU Championship 20111072310

1868Prediction ContestUral FU Championship 20111930139

1869New Year CruiseUral FU Championship 20111286209

1870Zinium 2Ural FU Championship 2011439602

1871Seismic WavesUral FU Championship 2011472561

1872Spacious OfficeUral FU Championship 2011375702

1873GOV ChroniclesUral Regional School Programming Contest 2011794335

1874Football GoalUral Regional School Programming Contest 20111534175

1875Angry BirdsUral Regional School Programming Contest 2011300870

1876Centipede's MorningUral Regional School Programming Contest 2011528751

1877Bicycle CodesUral Regional School Programming Contest 20111391419

1878Rubinchik's CubeUral Regional School Programming Contest 20111430187

1879GOV-internship 2Ural Regional School Programming Contest 20112001284

1880Psych Up's EigenvaluesUral Regional School Programming Contest 2011886330

1881Long problem statementUral Regional School Programming Contest 2011470857

1882Old NokiaUral Regional School Programming Contest 2011932618

1883Ent's BirthdayUral Regional School Programming Contest 20112391083

1884Way to the UniversityUral Regional School Programming Contest 2011429614

1885Passenger ComfortNEERC 2011 Eastern Subregional1360196

1886Trip 2NEERC 2011 Eastern Subregional1341869

1887Frequent Flyer CardNEERC 2011 Eastern Subregional2521027

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional631420

1889Airport AnnouncementsNEERC 2011 Eastern Subregional975273

1890Money out of Thin AirNEERC 2011 Eastern Subregional591448

1891Language OceanNEERC 2011 Eastern Subregional430612

1892Morning in KoltsovoNEERC 2011 Eastern Subregional335780

1893A380NEERC 2011 Eastern Subregional489555

1894Non-Flying WeatherNEERC 2011 Eastern Subregional1421770

1895Steaks on BoardNEERC 2011 Eastern Subregional1122206

1896War Games 2.1149919

1897Alice and Bob and a string84833

1900Brainwashing DeviceUral Championship 2012487485

1901Space ElevatorsUral Championship 2012537441

1902Neo-VeniceUral Championship 20122411100

1903Unidentified ShipsUral Championship 2012292799

1904The Lessons of the PastUral Championship 2012587404

1905Travel in TimeUral Championship 20122291009

1906The Lost CivilizationUral Championship 2012266701

1907Coffee and BunsUral Championship 20121991154

1908Brute-force SearchUral Championship 20121241800

1909Space ReconUral Championship 2012494089

1910Titan Ruins: Hidden EntranceNEERC 2012 Eastern Subregional729733

1911Titan Ruins: Overtaking FireNEERC 2012 Eastern Subregional533820

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional253915

1913Titan Ruins: Alignment of ForcesNEERC 2012 Eastern Subregional1391615

1914Titan Ruins: Serial ControlNEERC 2012 Eastern Subregional474223

1915Titan Ruins: Reconstruction of BygonesNEERC 2012 Eastern Subregional1251191

1916Titan Ruins: Waiting for StabilityNEERC 2012 Eastern Subregional732900

1917Titan Ruins: Deadly AccuracyNEERC 2012 Eastern Subregional1180202

1918Titan Ruins: Artful ManipulationsNEERC 2012 Eastern Subregional287810

1919Titan Ruins: Transformation of CylindersNEERC 2012 Eastern Subregional1211837

1920Titan Ruins: the Infinite Power of MagicNEERC 2012 Eastern Subregional387606

1921Chaos and OrderUral Regional School Programming Contest 20122021133

1922Superhero TeamUral Regional School Programming Contest 2012862275

1923Scary PoliticsUral Regional School Programming Contest 2012505466

1924Four ImpsUral Regional School Programming Contest 2012680735

1925British Scientists Save the WorldUral Regional School Programming Contest 2012386362

1926The Tournament of IntelligencesUral Regional School Programming Contest 2012254910

1927Herbs and MagicUral Regional School Programming Contest 2012234984

1928Another Ecology ProblemUral Regional School Programming Contest 2012349669

1929Teddybears are not for EveryoneUral Regional School Programming Contest 2012724327

1930Ivan's CarUral Regional School Programming Contest 20121388172

1931Excellent TeamUral FU Championship 20121613147

1932The Secret of IdentifierUral FU Championship 2012272848

1933Guns for Battle!Ural FU Championship 2012672351

1934Black SpotUral FU Championship 2012746316

1935Tears of DrownedUral FU Championship 2012330872

1936RoshamboUral FU Championship 20122191044

1937Davy Jones’s OrganUral FU Championship 20122051112

1938Caribbean TriangleUral FU Championship 2012434510

1939First SealUral FU Championship 2012319727

1940Not So Simple YearsUral FU Championship 2012314738

1941Scary Martian WordUral FU Personal Contest 2012612377

1942Attack at the OrbitUral FU Personal Contest 2012411557

1943Space RummyUral FU Personal Contest 2012296767

1944Record of the Attack at the OrbitUral FU Personal Contest 20121160201

1945Many-armed BrothersUral FU Personal Contest 2012722862

1946Chinese Hockey 3Ural FU Personal Contest 20121351619

1947MeanderUral FU Personal Contest 20121471495

1948The Robot on the LineUral FU Personal Contest 20122011112

1949The Best Picture in the GalaxyUral FU Personal Contest 20121811229

1950Martian FarmlandsUral FU Personal Contest 20121201805

1951Complex RootPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1251647

1952To Kill the DragonPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection1011114

1953Biggest Inscribed EllipsePetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection902223

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection543474

1955Boss, I Can See You!Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection662925

1956Fire SignalsPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection922180

1957MundialPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection364833

1958Algorithm of Professor IvanovPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection563368

1959GOV-internship 3Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection234911

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection508429

1961Cantonese DialectUral FU Personal Contest 2013280765

1962In Chinese RestaurantUral FU Personal Contest 2013305704

1963KiteUral FU Personal Contest 2013494440

1964Chinese DialectsUral FU Personal Contest 20131489148

1965Pear TreesUral FU Personal Contest 2013228932

1966Cycling RoadsUral FU Personal Contest 2013343628

1967Programmer CasinoUral FU Personal Contest 2013354928

1968Glass PyramidUral FU Personal Contest 20131471413

1969Hong Kong TramUral FU Personal Contest 2013812437

1970皇后像廣場Ural FU Personal Contest 20132001056

1971Graphics SettingsUral Championship 2013364584

1972Game TestingUral Championship 2013662876

1973Location GeneratorUral Championship 2013325204

1974Similar TunesUral Championship 2013213980

1975Model of the EarthUral Championship 2013453974

1976Game OptimizationUral Championship 20131851121

1977Energy WallUral Championship 2013822376

1978E-LiteUral Championship 2013702732

1979Resources DistributionUral Championship 20131811144

1980Road to InvestorUral Championship 2013365583

1981Parallel and PerpendicularUral FU Championship 2013578362

1982Electrification PlanUral FU Championship 20131715123

1983Nectar GatheringUral FU Championship 20131431391

1984Dummy GuyUral FU Championship 20131200176

1985Prime SquareUral FU Championship 20131201637

1986Paul’s SaladsUral FU Championship 2013206985

1987Nested SegmentsUral FU Championship 20131121188

1988Planet Ocean LandingUral FU Championship 2013205990

1989SubpalindromesUral FU Championship 2013700300

1990PodracingNEERC 2013 Eastern Subregional235866

1991The battle near the swampNEERC 2013 Eastern Subregional478844

1992CVSNEERC 2013 Eastern Subregional628333

1993This cheeseburger you don't needNEERC 2013 Eastern Subregional1189177

1994The Emperor's planNEERC 2013 Eastern Subregional226899

1995Illegal spicesNEERC 2013 Eastern Subregional415499

1996Cipher Message 3NEERC 2013 Eastern Subregional1961030

1997Those are not the droids you're looking forNEERC 2013 Eastern Subregional451460

1998The old PadawanNEERC 2013 Eastern Subregional679308

1999The secret moduleNEERC 2013 Eastern Subregional265895

2000Grand Theft Array VUral Regional School Programming Contest 20131555135

2001Mathematicians and BerriesUral Regional School Programming Contest 2013958622

2002Test TaskUral Regional School Programming Contest 2013314067

2003Simple MagicUral Regional School Programming Contest 2013686303

2004Scientists from SpilkovoUral Regional School Programming Contest 2013321638

2005Taxi for ProgrammersUral Regional School Programming Contest 2013266479

2006Kirill the GardenerUral Regional School Programming Contest 2013513462

2007Mutants versus MachinesUral Regional School Programming Contest 20131211612

2008SwiftyUral Regional School Programming Contest 2013227891

2009Canteen LineUral Regional School Programming Contest 2013288709

2010Sasha the Young GrandmasterUral Regional School Programming Contest 20131852113

2011Long StatementUral Regional School Programming Contest 2013243386

2012About Grisha N.NEERC 2014 Eastern Subregional1111817

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional228783

2014Zhenya moves from parentsNEERC 2014 Eastern Subregional389467

2015Zhenya moves from the dormitoryNEERC 2014 Eastern Subregional740248

2016Magic and ScienceNEERC 2014 Eastern Subregional176900

2017Best of a bad lotNEERC 2014 Eastern Subregional1541136

2018The Debut AlbumNEERC 2014 Eastern Subregional192796

2019Pair: normal and paranormalNEERC 2014 Eastern Subregional780236

2020Traffic Jam in Flower TownNEERC 2014 Eastern Subregional1399132

2021Scarily interesting!NEERC 2014 Eastern Subregional491372

2022Riding a ToadNEERC 2014 Eastern Subregional493158

2023Donald is a postmanNEERC 2014 Eastern Subregional520136

2024Adventure TimeUral Regional School Programming Contest 2014660277

2025Line FightingUral Regional School Programming Contest 2014213886

2026Dean and ScheduleUral Regional School Programming Contest 2014374483

2027URCAPL, Episode 1Ural Regional School Programming Contest 2014418433

2028URCAPL, Episode 2Ural Regional School Programming Contest 2014251710

2029Towers of Hanoi Strike BackUral Regional School Programming Contest 2014310579

2030Awesome Backup SystemUral Regional School Programming Contest 2014413438

2031Overturned NumbersUral Regional School Programming Contest 2014252673

2032Conspiracy Theory and RebrandingUral Regional School Programming Contest 2014282635

2033DevicesUral Regional School Programming Contest 2014186199

2034CaravansUral Regional School Programming Contest 2014644283

2035Another Dress RehearsalUral Regional School Programming Contest 2014276767

2036Intersect Until You're Sick of ItPetrozavodsk Summer 2014. Ural FU Dandelion Contest1281332

2037Richness of binary wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest177983

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest712269

2039Striped SquarePetrozavodsk Summer 2014. Ural FU Dandelion Contest225742

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest247715

2041NanomatryoshkasPetrozavodsk Summer 2014. Ural FU Dandelion Contest841955

2042NikitaPetrozavodsk Summer 2014. Ural FU Dandelion Contest274966

2043Kirill the Gardener 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest363995

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest752162

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest369485

2046The First Day at SchoolUral Championship 2015407411

2047MathsUral Championship 2015408410

2048HistoryUral Championship 2015228721

2049ChemistryUral Championship 2015512812

20503D-modelingUral Championship 2015592486

2051PhysicsUral Championship 2015393501

2052Physical EducationUral Championship 20151271252

2053BiologyUral Championship 2015443177

2054AstronomyUral Championship 2015166597

2055Urban GeographyUral Championship 20151191330

2056ScholarshipUral Championship 2015373246

2057Non-palidromic cuttingPalindromic Contest 373545

2058100500 palidnromesPalindromic Contest 1001515

2059Not common palindromesPalindromic Contest 1301190

2060Subpalindrome pairsPalindromic Contest 288559

2061OEIS A216264Palindromic Contest 443086

2062Ambitious ExperimentUral Regional School Programming Contest 2015496316

2063Black and WhiteUral Regional School Programming Contest 2015395394

2064CaterpillarsUral Regional School Programming Contest 2015197771

2065Different SumsUral Regional School Programming Contest 2015640246

2066Simple ExpressionUral Regional School Programming Contest 2015589327

2067Friends and BerriesUral Regional School Programming Contest 2015601261

2068Game of NutsUral Regional School Programming Contest 2015183687

2069Hard RockUral Regional School Programming Contest 2015901175

2070Interesting NumbersUral Regional School Programming Contest 2015793199

2071Juice CocktailsUral Regional School Programming Contest 2015302512

2072Kirill the Gardener 3Ural Regional School Programming Contest 2015904175

2073Log FilesUral Regional School Programming Contest 2015853185

2074Timus problems classifierQualification of Eastern Subregional 2015186770

2075Take care of your eyebrows!Qualification of Eastern Subregional 2015462693

2076VasianaQualification of Eastern Subregional 2015136558

2077ReductionsQualification of Eastern Subregional 2015175587

2078Bowling gameUral Championship 2016439320

2079Memory leaksUral Championship 2016234349

2080WalletUral Championship 2016236583

2081Faulty dialUral Championship 2016249554

2082PokerUral Championship 2016126504

2083The Guardian of TraditionsUral Championship 2016552208

2084Technical debtUral Championship 2016402871

2085Magic ProgrammerUral Championship 2016851511

2086Find DenisUral Championship 2016204784

2087TrainsUral Championship 2016343262

2088Nostalgic EveningUral Championship 2016175272

2089Experienced coachUral Championship 2016175776

2090Crossroads of DestinyUral FU Personal Contest 2014214552

2091Natural SelectionUral FU Personal Contest 2014683204

2092BoleroUral FU Personal Contest 2014142928

2093All Roads Lead to SnowdriftUral FU Personal Contest 20141081196

2094Thousand ImpsUral FU Personal Contest 2014165427

2095ScrumUral FU Personal Contest 2014622223

2096All InclusiveUral FU Personal Contest 2014402822

2097Snowboarding on SpilnayaUral FU Personal Contest 2014651881

2098Lada PrioraUral FU Personal Contest 2014568244

2099Space InvaderUral FU Personal Contest 2014238569

2100Wedding DinnerUral FU Junior Championship 2016457829

2101Knight's ShieldUral FU Junior Championship 2016801466

2102Michael and CryptographyUral FU Junior Championship 20161057124

2103Corporate MailUral FU Junior Championship 20161151056

2104Game with a StripUral FU Junior Championship 2016445290

2105Alice and Bob are on BikesUral FU Junior Championship 2016600216

2106DeserializationUral FU Junior Championship 2016152815

2107Oppa Funcan StyleUral FU Junior Championship 2016871360

2108Oleg and Little PoniesUral FU Junior Championship 2016353364

2109Tourism on MarsUral FU Junior Championship 2016311411

2110Remove or MaximizeUral FU Junior Championship 2016151820

2111PlatoUniversity academic school olympiad in informatics 2019111266

2112Battle logUniversity academic school olympiad in informatics 2019122561

2113Survive the floodUniversity academic school olympiad in informatics 2019212333

2114My craftUniversity academic school olympiad in informatics 201988755

2115The Knowledge DayUniversity academic school olympiad in informatics 2019439165

2116He is not a knight for youUniversity academic school olympiad in informatics 2019111612

2117Polyphemus' triplesUniversity academic school olympiad in informatics 2019148469

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest222243

2119Tree HullPetrozavodsk Summer 2018. t.me/umnik_team Contest77825

2120Tree Average WeightPetrozavodsk Summer 2018. t.me/umnik_team Contest451305

2121Intersection of ParabolasPetrozavodsk Summer 2018. t.me/umnik_team Contest100653

2122HammingPetrozavodsk Summer 2018. t.me/umnik_team Contest133121

2123KnapsackPetrozavodsk Summer 2018. t.me/umnik_team Contest67932

2124Algebra on SegmentPetrozavodsk Summer 2018. t.me/umnik_team Contest491217

2125Continue the SequencePetrozavodsk Summer 2018. t.me/umnik_team Contest202393

2126Partition into TeamsPetrozavodsk Summer 2018. t.me/umnik_team Contest521158

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest142991

2128Rubina's SolitaireLater is better than never71826

2129Mortgage in Far Away KingdomLater is better than never63916

2130Alice + BobLater is better than never90669

2131Open CupLater is better than never73934

2132Graph Decomposition. Version 2Later is better than never301672

2133Terms of referenceLater is better than never232027

2134StampmanLater is better than never441239

2135Pauline and commitsLater is better than never72816

2136John vs SantaLater is better than never281760

2137Dynamic string complexityLater is better than never83715

2138The Good, the Bad and the UglyUral School Programming Contest 2019590103

2139Experiment with JuiceUral School Programming Contest 2019103078

2140BitMazeCraftUral School Programming Contest 201959892

2141Sasha VilkinUral School Programming Contest 2019276215

2142MagicUral School Programming Contest 2019484125

2143Victoria!Ural School Programming Contest 2019102550

2144Cleaning the RoomUral School Programming Contest 2019225262

2145Olympiad for EveryoneUral School Programming Contest 2019190308

2146Quiz ShowUral School Programming Contest 2019112505

2147City BuildingUral School Programming Contest 2019311501

2148Insane ShotUral School Programming Contest 2019127449

2149Pigeonhole PrincipleUral School Programming Contest 2019443136