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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1293EniyaSpring School Contest 20042896516

1264WorkdaysAutumn School Contest 20032005323

12091, 10, 100, 1000...Autumn School Contest 20021251736

1225FlagsNEERC 2002 Central Subregional1217538

1263ElectionsAutumn School Contest 20031054844

1243Divorce of the Seven DwarfsUSU Personal Contest 2003903951

1224SpiralNEERC 2002 Central Subregional678767

1290SabotageSpring School Contest 2004589279

1297PalindromeSpring School Contest 2004554184

1296HyperjumpSpring School Contest 2004522389

1203Scientific ConferenceUSU Local Contest. March 2002521587

1214Strange ProcedureAutumn School Contest 20024536100

1228ArrayNEERC 2002 Central Subregional4384104

1260Nudnik PhotographerAutumn School Contest 20034151111

1226esreveR redrONEERC 2002 Central Subregional4122111

1219Symbolic SequenceUSU Championship 20023928116

1283DwarfUSU Personal Contest 20043892119

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023756120

1222Chernobyl’ EaglesUSU Championship 20023278139

1280Topological SortingNEERC 2003 Central Subregional3199145

1210Kind SpiritsAutumn School Contest 20023102147

1295Crazy NotionsSpring School Contest 20043060152

1272Non-Yekaterinburg SubwayUSU Championship 20033047152

1213Cockroaches!Autumn School Contest 20022709168

1242WerewolfUSU Personal Contest 20032237204

1207Median on the PlaneUSU Local Contest. March 20022197205

1249Ancient NecropolisUSU Local Contest. March 20032146213

1208Legendary Teams ContestUSU Local Contest. March 20022142210

1204IdempotentsUSU Local Contest. March 20021995226

1205By the Underground or by Foot?USU Local Contest. March 20021944232

1247Check a SequenceUSU Personal Contest 20031928237

1200Horns and HoofsUSU Local Contest. March 20021808249

1298KnightSpring School Contest 20041807257

1244GentlemenUSU Personal Contest 20031762259

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031706268

1220StacksUSU Championship 20021666273

1215Exactness of Projectile HitAutumn School Contest 20021522298

1294Mars SatellitesSpring School Contest 20041503308

1227Rally ChampionshipNEERC 2002 Central Subregional1472308

1223Chernobyl’ Eagle on a RoofUSU Championship 20021425319

1211Collective GuaranteeAutumn School Contest 20021407322

1218Episode N-th: The Jedi TournamentUSU Championship 20021397325

1261TipsAutumn School Contest 20031373335

1282Game TreeNEERC 2003 Central Subregional1371336

1246Tethered DogUSU Personal Contest 20031348338

1201Which Day Is It?USU Local Contest. March 20021288349

1292Mars Space StationsSpring School Contest 20041266365

1287Mars CanalsUSU Personal Contest 20041235374

1262Pseudo-Roman NumberAutumn School Contest 20031219377

1289One Way TicketUSU Personal Contest 20041193387

1229Strong BrickworkNEERC 2002 Central Subregional1185383

1259How to Become Star?Autumn School Contest 20031181389

1291Gear-wheelsSpring School Contest 20041157399

1252Sorting the TombstonesUSU Local Contest. March 20031132403

1217Unlucky TicketsUSU Championship 20021121404

1279WarehouseNEERC 2003 Central Subregional1099418

1258PoolAutumn School Contest 20031098418

1221Malevich Strikes Back!USU Championship 20021088416

1238FoldingNEERC 20021045434

1202Rectangles TravelUSU Local Contest. March 20021002447

1273TieUSU Championship 2003976470

1236Decoding TaskNEERC 2002907499

1212BattleshipAutumn School Contest 2002902501

1254Die HardUSU Local Contest. March 2003704644

1248Sequence SumUSU Personal Contest 2003698649

1234BricksNEERC 2002674669

1286Starship TravelUSU Personal Contest 2004674681

1274Fractional ArithmeticNEERC 2003 Central Subregional670682

1253NecrologuesUSU Local Contest. March 2003667679

1250Sea BurialUSU Local Contest. March 2003635713

1230Introspective ProgramNEERC 2002 Central Subregional611736

1268Little ChuUSU Championship 2003610748

1235Cricket FieldNEERC 2002595757

1276TrainNEERC 2003 Central Subregional583782

1277Cops and ThievesNEERC 2003 Central Subregional580786

1269Obscene Words FilterUSU Championship 2003536849

1245PicturesUSU Personal Contest 2003487924

1233Amusing NumbersNEERC 2002477940

1237Evacuation PlanNEERC 2002471953

1278“… Connecting People”NEERC 2003 Central Subregional457994

1281River BasinNEERC 2003 Central Subregional3211402

1240Heroes of Might and MagicNEERC 20023151409

1266Kirchhoff's LawUSU Championship 20033061468

1299PsyloniansSpring School Contest 20043051480

1265MirrorUSU Championship 20033011491

1241Inlay CuttersNEERC 20022671655

1251Cemetery ManagerUSU Local Contest. March 20032651672

1257HyphenationAutumn School Contest 20032601717

1285Thread in a HyperspaceUSU Personal Contest 20042601726

1267Yekaterinburg SubwayUSU Championship 20032281948

1216Two Pawns and One KingUSU Championship 20022142040

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2062117

1288AstrolocationUSU Personal Contest 20042012208

1284Space PokerUSU Personal Contest 20041892341

1256Cemetery GuardUSU Local Contest. March 20031882322

1232Asteroid LandingNEERC 2002 Central Subregional1842357

1270UnicubeUSU Championship 20031782467

1275Knights of the Round TableNEERC 2003 Central Subregional1622698

1239Ghost BustersNEERC 20021462935

1271Sailing DirectionsUSU Championship 2003874781