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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021740250

1201Which Day Is It?USU Local Contest. March 20021252347

1202Rectangles TravelUSU Local Contest. March 2002961451

1203Scientific ConferenceUSU Local Contest. March 2002490089

1204IdempotentsUSU Local Contest. March 20021906229

1205By the Underground or by Foot?USU Local Contest. March 20021850235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023609121

1207Median on the PlaneUSU Local Contest. March 20022601168

1208Legendary Teams ContestUSU Local Contest. March 20022023215

12091, 10, 100, 1000...Autumn School Contest 20021161838

1210Kind SpiritsAutumn School Contest 20022938150

1211Collective GuaranteeAutumn School Contest 20021348326

1212BattleshipAutumn School Contest 2002871502

1213Cockroaches!Autumn School Contest 20022606169

1214Strange ProcedureAutumn School Contest 20024349101

1215Exactness of Projectile HitAutumn School Contest 20021447303

1216Two Pawns and One KingUSU Championship 20022082029

1217Unlucky TicketsUSU Championship 20021078407

1218Episode N-th: The Jedi TournamentUSU Championship 20021325331

1219Symbolic SequenceUSU Championship 20023774117

1220StacksUSU Championship 20021544285

1221Malevich Strikes Back!USU Championship 20021048418

1222Chernobyl’ EaglesUSU Championship 20023163139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021347326

1224SpiralNEERC 2002 Central Subregional646768

1225FlagsNEERC 2002 Central Subregional1135839

1226esreveR redrONEERC 2002 Central Subregional3941112

1227Rally ChampionshipNEERC 2002 Central Subregional1397315

1228ArrayNEERC 2002 Central Subregional4232104

1229Strong BrickworkNEERC 2002 Central Subregional1124390

1230Introspective ProgramNEERC 2002 Central Subregional599727

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1962148

1232Asteroid LandingNEERC 2002 Central Subregional1852270

1233Amusing NumbersNEERC 2002460943

1234BricksNEERC 2002648674

1235Cricket FieldNEERC 2002575758

1236Decoding TaskNEERC 2002882497

1237Evacuation PlanNEERC 2002459946

1238FoldingNEERC 2002984446

1239Ghost BustersNEERC 20021412935

1240Heroes of Might and MagicNEERC 20023011425

1241Inlay CuttersNEERC 20022611637

1242WerewolfUSU Personal Contest 20032084212

1243Divorce of the Seven DwarfsUSU Personal Contest 2003852252

1244GentlemenUSU Personal Contest 20031632271

1245PicturesUSU Personal Contest 2003474919

1246Tethered DogUSU Personal Contest 20031279345

1247Check a SequenceUSU Personal Contest 20031842240

1248Sequence SumUSU Personal Contest 2003677648

1249Ancient NecropolisUSU Local Contest. March 20032068214

1250Sea BurialUSU Local Contest. March 2003615712

1251Cemetery ManagerUSU Local Contest. March 20032761556

1252Sorting the TombstonesUSU Local Contest. March 20031078409

1253NecrologuesUSU Local Contest. March 2003656668

1254Die HardUSU Local Contest. March 2003676649

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031652268

1256Cemetery GuardUSU Local Contest. March 20031832306

1257HyphenationAutumn School Contest 20032551694

1258PoolAutumn School Contest 20031043426

1259How to Become Star?Autumn School Contest 20031146388

1260Nudnik PhotographerAutumn School Contest 20033938114

1261TipsAutumn School Contest 20031304342

1262Pseudo-Roman NumberAutumn School Contest 20031189374

1263ElectionsAutumn School Contest 2003992245

1264WorkdaysAutumn School Contest 20031833424

1265MirrorUSU Championship 20032921488

1266Kirchhoff's LawUSU Championship 20032991454

1267Yekaterinburg SubwayUSU Championship 20032201953

1268Little ChuUSU Championship 2003578764

1269Obscene Words FilterUSU Championship 2003506871

1270UnicubeUSU Championship 20031782390

1271Sailing DirectionsUSU Championship 2003854729

1272Non-Yekaterinburg SubwayUSU Championship 20032851157

1273TieUSU Championship 2003935475

1274Fractional ArithmeticNEERC 2003 Central Subregional648683

1275Knights of the Round TableNEERC 2003 Central Subregional1582676

1276TrainNEERC 2003 Central Subregional562786

1277Cops and ThievesNEERC 2003 Central Subregional562786

1278“… Connecting People”NEERC 2003 Central Subregional449979

1279WarehouseNEERC 2003 Central Subregional1066418

1280Topological SortingNEERC 2003 Central Subregional3006149

1281River BasinNEERC 2003 Central Subregional3141387

1282Game TreeNEERC 2003 Central Subregional1302343

1283DwarfUSU Personal Contest 20043714121

1284Space PokerUSU Personal Contest 20041832340

1285Thread in a HyperspaceUSU Personal Contest 20042341851

1286Starship TravelUSU Personal Contest 2004653681

1287Mars CanalsUSU Personal Contest 20041162385

1288AstrolocationUSU Personal Contest 20041942213

1289One Way TicketUSU Personal Contest 20041151389

1290SabotageSpring School Contest 2004559681

1291Gear-wheelsSpring School Contest 20041089411

1292Mars Space StationsSpring School Contest 20041228365

1293EniyaSpring School Contest 20042649917

1294Mars SatellitesSpring School Contest 20041439312

1295Crazy NotionsSpring School Contest 20042919154

1296HyperjumpSpring School Contest 2004476895

1297PalindromeSpring School Contest 2004519387

1298KnightSpring School Contest 20041758256

1299PsyloniansSpring School Contest 20042931491