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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1293EniyaSpring School Contest 20042822816

1264WorkdaysAutumn School Contest 20031957123

12091, 10, 100, 1000...Autumn School Contest 20021219037

1225FlagsNEERC 2002 Central Subregional1193338

1263ElectionsAutumn School Contest 20031038444

1243Divorce of the Seven DwarfsUSU Personal Contest 2003889051

1224SpiralNEERC 2002 Central Subregional666568

1290SabotageSpring School Contest 2004578780

1297PalindromeSpring School Contest 2004536986

1296HyperjumpSpring School Contest 2004511290

1203Scientific ConferenceUSU Local Contest. March 2002510387

1214Strange ProcedureAutumn School Contest 20024474101

1228ArrayNEERC 2002 Central Subregional4328104

1260Nudnik PhotographerAutumn School Contest 20034070112

1226esreveR redrONEERC 2002 Central Subregional4054111

1219Symbolic SequenceUSU Championship 20023870116

1283DwarfUSU Personal Contest 20043821120

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023700121

1222Chernobyl’ EaglesUSU Championship 20023230139

1280Topological SortingNEERC 2003 Central Subregional3118147

1210Kind SpiritsAutumn School Contest 20023045148

1295Crazy NotionsSpring School Contest 20043006153

1272Non-Yekaterinburg SubwayUSU Championship 20032976154

1213Cockroaches!Autumn School Contest 20022672168

1242WerewolfUSU Personal Contest 20032190206

1207Median on the PlaneUSU Local Contest. March 20022132209

1249Ancient NecropolisUSU Local Contest. March 20032121213

1208Legendary Teams ContestUSU Local Contest. March 20022108211

1204IdempotentsUSU Local Contest. March 20021957227

1205By the Underground or by Foot?USU Local Contest. March 20021910233

1247Check a SequenceUSU Personal Contest 20031899238

1298KnightSpring School Contest 20041791256

1200Horns and HoofsUSU Local Contest. March 20021780250

1244GentlemenUSU Personal Contest 20031701265

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031685268

1220StacksUSU Championship 20021635275

1215Exactness of Projectile HitAutumn School Contest 20021504298

1294Mars SatellitesSpring School Contest 20041479310

1227Rally ChampionshipNEERC 2002 Central Subregional1444311

1223Chernobyl’ Eagle on a RoofUSU Championship 20021400320

1211Collective GuaranteeAutumn School Contest 20021386323

1218Episode N-th: The Jedi TournamentUSU Championship 20021372327

1282Game TreeNEERC 2003 Central Subregional1350337

1261TipsAutumn School Contest 20031343339

1246Tethered DogUSU Personal Contest 20031326340

1201Which Day Is It?USU Local Contest. March 20021272349

1292Mars Space StationsSpring School Contest 20041248366

1262Pseudo-Roman NumberAutumn School Contest 20031209376

1287Mars CanalsUSU Personal Contest 20041196382

1289One Way TicketUSU Personal Contest 20041178388

1259How to Become Star?Autumn School Contest 20031172388

1229Strong BrickworkNEERC 2002 Central Subregional1157387

1291Gear-wheelsSpring School Contest 20041141400

1252Sorting the TombstonesUSU Local Contest. March 20031109406

1217Unlucky TicketsUSU Championship 20021106405

1279WarehouseNEERC 2003 Central Subregional1086419

1258PoolAutumn School Contest 20031082420

1221Malevich Strikes Back!USU Championship 20021072417

1238FoldingNEERC 20021031435

1202Rectangles TravelUSU Local Contest. March 2002984450

1273TieUSU Championship 2003957474

1236Decoding TaskNEERC 2002891502

1212BattleshipAutumn School Contest 2002888503

1254Die HardUSU Local Contest. March 2003690649

1248Sequence SumUSU Personal Contest 2003687652

1234BricksNEERC 2002670665

1286Starship TravelUSU Personal Contest 2004666681

1253NecrologuesUSU Local Contest. March 2003661677

1274Fractional ArithmeticNEERC 2003 Central Subregional656689

1250Sea BurialUSU Local Contest. March 2003629711

1230Introspective ProgramNEERC 2002 Central Subregional602738

1268Little ChuUSU Championship 2003595758

1235Cricket FieldNEERC 2002589755

1276TrainNEERC 2003 Central Subregional575784

1277Cops and ThievesNEERC 2003 Central Subregional574785

1269Obscene Words FilterUSU Championship 2003518868

1245PicturesUSU Personal Contest 2003481925

1233Amusing NumbersNEERC 2002469945

1237Evacuation PlanNEERC 2002464956

1278“… Connecting People”NEERC 2003 Central Subregional452993

1281River BasinNEERC 2003 Central Subregional3191394

1240Heroes of Might and MagicNEERC 20023061432

1299PsyloniansSpring School Contest 20043021477

1266Kirchhoff's LawUSU Championship 20033001479

1265MirrorUSU Championship 20032971493

1251Cemetery ManagerUSU Local Contest. March 20032801567

1241Inlay CuttersNEERC 20022621665

1257HyphenationAutumn School Contest 20032581710

1285Thread in a HyperspaceUSU Personal Contest 20042461799

1267Yekaterinburg SubwayUSU Championship 20032241959

1216Two Pawns and One KingUSU Championship 20022122035

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012141

1288AstrolocationUSU Personal Contest 20041982215

1232Asteroid LandingNEERC 2002 Central Subregional1862305

1256Cemetery GuardUSU Local Contest. March 20031862318

1284Space PokerUSU Personal Contest 20041862350

1270UnicubeUSU Championship 20031782439

1275Knights of the Round TableNEERC 2003 Central Subregional1612682

1239Ghost BustersNEERC 20021432958

1271Sailing DirectionsUSU Championship 2003874726