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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1293EniyaSpring School Contest 20042817416

1264WorkdaysAutumn School Contest 20031953123

12091, 10, 100, 1000...Autumn School Contest 20021217237

1225FlagsNEERC 2002 Central Subregional1191138

1263ElectionsAutumn School Contest 20031036944

1243Divorce of the Seven DwarfsUSU Personal Contest 2003888151

1224SpiralNEERC 2002 Central Subregional666168

1290SabotageSpring School Contest 2004577380

1297PalindromeSpring School Contest 2004536186

1203Scientific ConferenceUSU Local Contest. March 2002509488

1296HyperjumpSpring School Contest 2004510790

1214Strange ProcedureAutumn School Contest 20024467101

1228ArrayNEERC 2002 Central Subregional4324104

1226esreveR redrONEERC 2002 Central Subregional4046111

1260Nudnik PhotographerAutumn School Contest 20034061112

1219Symbolic SequenceUSU Championship 20023865116

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023699120

1283DwarfUSU Personal Contest 20043816120

1222Chernobyl’ EaglesUSU Championship 20023228139

1280Topological SortingNEERC 2003 Central Subregional3115147

1210Kind SpiritsAutumn School Contest 20023040148

1295Crazy NotionsSpring School Contest 20043004153

1272Non-Yekaterinburg SubwayUSU Championship 20032971154

1213Cockroaches!Autumn School Contest 20022669168

1242WerewolfUSU Personal Contest 20032177207

1207Median on the PlaneUSU Local Contest. March 20022124209

1208Legendary Teams ContestUSU Local Contest. March 20022104211

1249Ancient NecropolisUSU Local Contest. March 20032120213

1204IdempotentsUSU Local Contest. March 20021956227

1205By the Underground or by Foot?USU Local Contest. March 20021905233

1247Check a SequenceUSU Personal Contest 20031896238

1200Horns and HoofsUSU Local Contest. March 20021779250

1298KnightSpring School Contest 20041789256

1244GentlemenUSU Personal Contest 20031700265

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031683268

1220StacksUSU Championship 20021586283

1215Exactness of Projectile HitAutumn School Contest 20021501298

1294Mars SatellitesSpring School Contest 20041475310

1227Rally ChampionshipNEERC 2002 Central Subregional1443311

1223Chernobyl’ Eagle on a RoofUSU Championship 20021397321

1211Collective GuaranteeAutumn School Contest 20021383324

1218Episode N-th: The Jedi TournamentUSU Championship 20021370327

1282Game TreeNEERC 2003 Central Subregional1346338

1261TipsAutumn School Contest 20031341339

1246Tethered DogUSU Personal Contest 20031323340

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 20041195382

1229Strong BrickworkNEERC 2002 Central Subregional1156387

1289One Way TicketUSU Personal Contest 20041178387

1259How to Become Star?Autumn School Contest 20031169388

1291Gear-wheelsSpring School Contest 20041138401

1217Unlucky TicketsUSU Championship 20021105405

1252Sorting the TombstonesUSU Local Contest. March 20031108406

1221Malevich Strikes Back!USU Championship 20021071417

1279WarehouseNEERC 2003 Central Subregional1086418

1258PoolAutumn School Contest 20031080420

1238FoldingNEERC 20021027436

1202Rectangles TravelUSU Local Contest. March 2002982451

1273TieUSU Championship 2003956474

1236Decoding TaskNEERC 2002891502

1212BattleshipAutumn School Contest 2002887503

1254Die HardUSU Local Contest. March 2003690648

1248Sequence SumUSU Personal Contest 2003686652

1234BricksNEERC 2002670665

1253NecrologuesUSU Local Contest. March 2003661676

1286Starship TravelUSU Personal Contest 2004666681

1274Fractional ArithmeticNEERC 2003 Central Subregional656688

1250Sea BurialUSU Local Contest. March 2003629710

1230Introspective ProgramNEERC 2002 Central Subregional602738

1235Cricket FieldNEERC 2002589755

1268Little ChuUSU Championship 2003595757

1277Cops and ThievesNEERC 2003 Central Subregional574785

1276TrainNEERC 2003 Central Subregional573786

1269Obscene Words FilterUSU Championship 2003517869

1245PicturesUSU Personal Contest 2003481924

1233Amusing NumbersNEERC 2002468946

1237Evacuation PlanNEERC 2002463957

1278“… Connecting People”NEERC 2003 Central Subregional452992

1281River BasinNEERC 2003 Central Subregional3191393

1240Heroes of Might and MagicNEERC 20023061431

1299PsyloniansSpring School Contest 20043021476

1266Kirchhoff's LawUSU Championship 20033001478

1265MirrorUSU Championship 20032971492

1251Cemetery ManagerUSU Local Contest. March 20032801565

1241Inlay CuttersNEERC 20022621664

1257HyphenationAutumn School Contest 20032581708

1285Thread in a HyperspaceUSU Personal Contest 20042461798

1267Yekaterinburg SubwayUSU Championship 20032231966

1216Two Pawns and One KingUSU Championship 20022122033

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012139

1288AstrolocationUSU Personal Contest 20041982213

1232Asteroid LandingNEERC 2002 Central Subregional1862303

1256Cemetery GuardUSU Local Contest. March 20031862316

1284Space PokerUSU Personal Contest 20041862348

1270UnicubeUSU Championship 20031782436

1275Knights of the Round TableNEERC 2003 Central Subregional1612680

1239Ghost BustersNEERC 20021432955

1271Sailing DirectionsUSU Championship 2003874722