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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021767249

1201Which Day Is It?USU Local Contest. March 20021266347

1202Rectangles TravelUSU Local Contest. March 2002974450

1203Scientific ConferenceUSU Local Contest. March 2002502588

1204IdempotentsUSU Local Contest. March 20021938227

1205By the Underground or by Foot?USU Local Contest. March 20021890233

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023665121

1207Median on the PlaneUSU Local Contest. March 20022642167

1208Legendary Teams ContestUSU Local Contest. March 20022070213

12091, 10, 100, 1000...Autumn School Contest 20021198837

1210Kind SpiritsAutumn School Contest 20022998149

1211Collective GuaranteeAutumn School Contest 20021370324

1212BattleshipAutumn School Contest 2002882501

1213Cockroaches!Autumn School Contest 20022647168

1214Strange ProcedureAutumn School Contest 20024428101

1215Exactness of Projectile HitAutumn School Contest 20021481300

1216Two Pawns and One KingUSU Championship 20022102034

1217Unlucky TicketsUSU Championship 20021094405

1218Episode N-th: The Jedi TournamentUSU Championship 20021341331

1219Symbolic SequenceUSU Championship 20023840116

1220StacksUSU Championship 20021561285

1221Malevich Strikes Back!USU Championship 20021063417

1222Chernobyl’ EaglesUSU Championship 20023210139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021382322

1224SpiralNEERC 2002 Central Subregional659068

1225FlagsNEERC 2002 Central Subregional1171538

1226esreveR redrONEERC 2002 Central Subregional4003112

1227Rally ChampionshipNEERC 2002 Central Subregional1424312

1228ArrayNEERC 2002 Central Subregional4298104

1229Strong BrickworkNEERC 2002 Central Subregional1143388

1230Introspective ProgramNEERC 2002 Central Subregional600734

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012122

1232Asteroid LandingNEERC 2002 Central Subregional1852296

1233Amusing NumbersNEERC 2002467940

1234BricksNEERC 2002658671

1235Cricket FieldNEERC 2002584755

1236Decoding TaskNEERC 2002887500

1237Evacuation PlanNEERC 2002461953

1238FoldingNEERC 20021000444

1239Ghost BustersNEERC 20021432930

1240Heroes of Might and MagicNEERC 20023031432

1241Inlay CuttersNEERC 20022621650

1242WerewolfUSU Personal Contest 20032140209

1243Divorce of the Seven DwarfsUSU Personal Contest 2003875851

1244GentlemenUSU Personal Contest 20031674267

1245PicturesUSU Personal Contest 2003481916

1246Tethered DogUSU Personal Contest 20031301343

1247Check a SequenceUSU Personal Contest 20031879238

1248Sequence SumUSU Personal Contest 2003681651

1249Ancient NecropolisUSU Local Contest. March 20032096214

1250Sea BurialUSU Local Contest. March 2003619716

1251Cemetery ManagerUSU Local Contest. March 20032781563

1252Sorting the TombstonesUSU Local Contest. March 20031094408

1253NecrologuesUSU Local Contest. March 2003659673

1254Die HardUSU Local Contest. March 2003681652

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031669268

1256Cemetery GuardUSU Local Contest. March 20031842321

1257HyphenationAutumn School Contest 20032561707

1258PoolAutumn School Contest 20031068421

1259How to Become Star?Autumn School Contest 20031164387

1260Nudnik PhotographerAutumn School Contest 20034015113

1261TipsAutumn School Contest 20031330339

1262Pseudo-Roman NumberAutumn School Contest 20031202375

1263ElectionsAutumn School Contest 20031019045

1264WorkdaysAutumn School Contest 20031914124

1265MirrorUSU Championship 20032941495

1266Kirchhoff's LawUSU Championship 20032991470

1267Yekaterinburg SubwayUSU Championship 20032211967

1268Little ChuUSU Championship 2003589758

1269Obscene Words FilterUSU Championship 2003515865

1270UnicubeUSU Championship 20031782417

1271Sailing DirectionsUSU Championship 2003854783

1272Non-Yekaterinburg SubwayUSU Championship 20032931154

1273TieUSU Championship 2003947475

1274Fractional ArithmeticNEERC 2003 Central Subregional652687

1275Knights of the Round TableNEERC 2003 Central Subregional1592690

1276TrainNEERC 2003 Central Subregional565791

1277Cops and ThievesNEERC 2003 Central Subregional565791

1278“… Connecting People”NEERC 2003 Central Subregional451986

1279WarehouseNEERC 2003 Central Subregional1076419

1280Topological SortingNEERC 2003 Central Subregional3079147

1281River BasinNEERC 2003 Central Subregional3171390

1282Game TreeNEERC 2003 Central Subregional1334338

1283DwarfUSU Personal Contest 20043777121

1284Space PokerUSU Personal Contest 20041862329

1285Thread in a HyperspaceUSU Personal Contest 20042431805

1286Starship TravelUSU Personal Contest 2004660681

1287Mars CanalsUSU Personal Contest 20041178384

1288AstrolocationUSU Personal Contest 20041972206

1289One Way TicketUSU Personal Contest 20041162390

1290SabotageSpring School Contest 2004572080

1291Gear-wheelsSpring School Contest 20041122404

1292Mars Space StationsSpring School Contest 20041237366

1293EniyaSpring School Contest 20042757717

1294Mars SatellitesSpring School Contest 20041461311

1295Crazy NotionsSpring School Contest 20042969153

1296HyperjumpSpring School Contest 2004490893

1297PalindromeSpring School Contest 2004529286

1298KnightSpring School Contest 20041775256

1299PsyloniansSpring School Contest 20042991478