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Problem set. Volume 3


1293EniyaSpring School Contest 20042927316

1264WorkdaysAutumn School Contest 20032028623

12091, 10, 100, 1000...Autumn School Contest 20021259336

1225FlagsNEERC 2002 Central Subregional1224437

1263ElectionsAutumn School Contest 20031061644

1243Divorce of the Seven DwarfsUSU Personal Contest 2003910551

1224SpiralNEERC 2002 Central Subregional680767

1290SabotageSpring School Contest 2004590779

1297PalindromeSpring School Contest 2004556884

1296HyperjumpSpring School Contest 2004528688

1203Scientific ConferenceUSU Local Contest. March 2002524186

1214Strange ProcedureAutumn School Contest 20024555100

1228ArrayNEERC 2002 Central Subregional4394104

1260Nudnik PhotographerAutumn School Contest 20034168111

1226esreveR redrONEERC 2002 Central Subregional4133111

1219Symbolic SequenceUSU Championship 20023954116

1283DwarfUSU Personal Contest 20043910119

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023768120

1222Chernobyl’ EaglesUSU Championship 20023287139

1280Topological SortingNEERC 2003 Central Subregional3215144

1210Kind SpiritsAutumn School Contest 20023120146

1295Crazy NotionsSpring School Contest 20043071152

1272Non-Yekaterinburg SubwayUSU Championship 20033059152

1213Cockroaches!Autumn School Contest 20022713168

1242WerewolfUSU Personal Contest 20032249204

1207Median on the PlaneUSU Local Contest. March 20022220204

1249Ancient NecropolisUSU Local Contest. March 20032152213

1208Legendary Teams ContestUSU Local Contest. March 20022151210

1204IdempotentsUSU Local Contest. March 20022003226

1205By the Underground or by Foot?USU Local Contest. March 20021953231

1247Check a SequenceUSU Personal Contest 20031933237

1298KnightSpring School Contest 20041812257

1200Horns and HoofsUSU Local Contest. March 20021810250

1244GentlemenUSU Personal Contest 20031768259

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031709268

1220StacksUSU Championship 20021678272

1215Exactness of Projectile HitAutumn School Contest 20021532297

1294Mars SatellitesSpring School Contest 20041507308

1227Rally ChampionshipNEERC 2002 Central Subregional1477308

1223Chernobyl’ Eagle on a RoofUSU Championship 20021430318

1211Collective GuaranteeAutumn School Contest 20021415322

1218Episode N-th: The Jedi TournamentUSU Championship 20021402325

1261TipsAutumn School Contest 20031378335

1282Game TreeNEERC 2003 Central Subregional1374336

1246Tethered DogUSU Personal Contest 20031367335

1201Which Day Is It?USU Local Contest. March 20021290349

1292Mars Space StationsSpring School Contest 20041267366

1287Mars CanalsUSU Personal Contest 20041242373

1262Pseudo-Roman NumberAutumn School Contest 20031219378

1289One Way TicketUSU Personal Contest 20041197387

1229Strong BrickworkNEERC 2002 Central Subregional1189382

1259How to Become Star?Autumn School Contest 20031183390

1291Gear-wheelsSpring School Contest 20041161399

1252Sorting the TombstonesUSU Local Contest. March 20031137402

1217Unlucky TicketsUSU Championship 20021121405

1279WarehouseNEERC 2003 Central Subregional1100419

1258PoolAutumn School Contest 20031099419

1221Malevich Strikes Back!USU Championship 20021090417

1238FoldingNEERC 20021049434

1202Rectangles TravelUSU Local Contest. March 20021020441

1273TieUSU Championship 2003978471

1236Decoding TaskNEERC 2002910499

1212BattleshipAutumn School Contest 2002903502

1254Die HardUSU Local Contest. March 2003707643

1248Sequence SumUSU Personal Contest 2003700649

1234BricksNEERC 2002680666

1286Starship TravelUSU Personal Contest 2004677680

1274Fractional ArithmeticNEERC 2003 Central Subregional671683

1253NecrologuesUSU Local Contest. March 2003669679

1250Sea BurialUSU Local Contest. March 2003637713

1230Introspective ProgramNEERC 2002 Central Subregional614735

1268Little ChuUSU Championship 2003614745

1235Cricket FieldNEERC 2002608743

1276TrainNEERC 2003 Central Subregional587779

1277Cops and ThievesNEERC 2003 Central Subregional583785

1269Obscene Words FilterUSU Championship 2003540846

1245PicturesUSU Personal Contest 2003487927

1233Amusing NumbersNEERC 2002478941

1237Evacuation PlanNEERC 2002473952

1278“… Connecting People”NEERC 2003 Central Subregional457996

1281River BasinNEERC 2003 Central Subregional3231397

1240Heroes of Might and MagicNEERC 20023201392

1266Kirchhoff's LawUSU Championship 20033071467

1299PsyloniansSpring School Contest 20043061479

1265MirrorUSU Championship 20033021491

1241Inlay CuttersNEERC 20022701642

1251Cemetery ManagerUSU Local Contest. March 20032671664

1285Thread in a HyperspaceUSU Personal Contest 20042631712

1257HyphenationAutumn School Contest 20032601722

1267Yekaterinburg SubwayUSU Championship 20032291946

1216Two Pawns and One KingUSU Championship 20022152037

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2062123

1288AstrolocationUSU Personal Contest 20042022204

1256Cemetery GuardUSU Local Contest. March 20031922282

1284Space PokerUSU Personal Contest 20041902336

1232Asteroid LandingNEERC 2002 Central Subregional1842364

1270UnicubeUSU Championship 20031782474

1275Knights of the Round TableNEERC 2003 Central Subregional1632690

1239Ghost BustersNEERC 20021462944

1271Sailing DirectionsUSU Championship 2003884746