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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021808249

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

1202Rectangles TravelUSU Local Contest. March 20021002447

1203Scientific ConferenceUSU Local Contest. March 2002521687

1204IdempotentsUSU Local Contest. March 20021996226

1205By the Underground or by Foot?USU Local Contest. March 20021947231

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023758120

1207Median on the PlaneUSU Local Contest. March 20022197205

1208Legendary Teams ContestUSU Local Contest. March 20022144210

12091, 10, 100, 1000...Autumn School Contest 20021251936

1210Kind SpiritsAutumn School Contest 20023103147

1211Collective GuaranteeAutumn School Contest 20021407322

1212BattleshipAutumn School Contest 2002902501

1213Cockroaches!Autumn School Contest 20022710168

1214Strange ProcedureAutumn School Contest 20024537100

1215Exactness of Projectile HitAutumn School Contest 20021522298

1216Two Pawns and One KingUSU Championship 20022142041

1217Unlucky TicketsUSU Championship 20021121404

1218Episode N-th: The Jedi TournamentUSU Championship 20021398325

1219Symbolic SequenceUSU Championship 20023929116

1220StacksUSU Championship 20021667273

1221Malevich Strikes Back!USU Championship 20021088416

1222Chernobyl’ EaglesUSU Championship 20023280139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021426318

1224SpiralNEERC 2002 Central Subregional678767

1225FlagsNEERC 2002 Central Subregional1217538

1226esreveR redrONEERC 2002 Central Subregional4124111

1227Rally ChampionshipNEERC 2002 Central Subregional1472309

1228ArrayNEERC 2002 Central Subregional4387104

1229Strong BrickworkNEERC 2002 Central Subregional1186382

1230Introspective ProgramNEERC 2002 Central Subregional611736

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

1232Asteroid LandingNEERC 2002 Central Subregional1842357

1233Amusing NumbersNEERC 2002478938

1234BricksNEERC 2002674670

1235Cricket FieldNEERC 2002595757

1236Decoding TaskNEERC 2002907499

1237Evacuation PlanNEERC 2002472951

1238FoldingNEERC 20021045435

1239Ghost BustersNEERC 20021462936

1240Heroes of Might and MagicNEERC 20023151409

1241Inlay CuttersNEERC 20022671655

1242WerewolfUSU Personal Contest 20032241204

1243Divorce of the Seven DwarfsUSU Personal Contest 2003904051

1244GentlemenUSU Personal Contest 20031762259

1245PicturesUSU Personal Contest 2003487925

1246Tethered DogUSU Personal Contest 20031349338

1247Check a SequenceUSU Personal Contest 20031929237

1248Sequence SumUSU Personal Contest 2003698649

1249Ancient NecropolisUSU Local Contest. March 20032146213

1250Sea BurialUSU Local Contest. March 2003635713

1251Cemetery ManagerUSU Local Contest. March 20032651672

1252Sorting the TombstonesUSU Local Contest. March 20031132403

1253NecrologuesUSU Local Contest. March 2003667679

1254Die HardUSU Local Contest. March 2003704644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031706268

1256Cemetery GuardUSU Local Contest. March 20031882322

1257HyphenationAutumn School Contest 20032601717

1258PoolAutumn School Contest 20031098418

1259How to Become Star?Autumn School Contest 20031181389

1260Nudnik PhotographerAutumn School Contest 20034152111

1261TipsAutumn School Contest 20031374335

1262Pseudo-Roman NumberAutumn School Contest 20031219377

1263ElectionsAutumn School Contest 20031055244

1264WorkdaysAutumn School Contest 20032006023

1265MirrorUSU Championship 20033011491

1266Kirchhoff's LawUSU Championship 20033061468

1267Yekaterinburg SubwayUSU Championship 20032291941

1268Little ChuUSU Championship 2003610748

1269Obscene Words FilterUSU Championship 2003537848

1270UnicubeUSU Championship 20031782467

1271Sailing DirectionsUSU Championship 2003874782

1272Non-Yekaterinburg SubwayUSU Championship 20033047152

1273TieUSU Championship 2003976470

1274Fractional ArithmeticNEERC 2003 Central Subregional670682

1275Knights of the Round TableNEERC 2003 Central Subregional1622698

1276TrainNEERC 2003 Central Subregional583783

1277Cops and ThievesNEERC 2003 Central Subregional580787

1278“… Connecting People”NEERC 2003 Central Subregional457994

1279WarehouseNEERC 2003 Central Subregional1099418

1280Topological SortingNEERC 2003 Central Subregional3199145

1281River BasinNEERC 2003 Central Subregional3211402

1282Game TreeNEERC 2003 Central Subregional1371336

1283DwarfUSU Personal Contest 20043893119

1284Space PokerUSU Personal Contest 20041892342

1285Thread in a HyperspaceUSU Personal Contest 20042601726

1286Starship TravelUSU Personal Contest 2004674681

1287Mars CanalsUSU Personal Contest 20041235374

1288AstrolocationUSU Personal Contest 20042012209

1289One Way TicketUSU Personal Contest 20041193387

1290SabotageSpring School Contest 2004589379

1291Gear-wheelsSpring School Contest 20041157400

1292Mars Space StationsSpring School Contest 20041266365

1293EniyaSpring School Contest 20042898716

1294Mars SatellitesSpring School Contest 20041503308

1295Crazy NotionsSpring School Contest 20043060152

1296HyperjumpSpring School Contest 2004522389

1297PalindromeSpring School Contest 2004554584

1298KnightSpring School Contest 20041807257

1299PsyloniansSpring School Contest 20043051480