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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021832250

1201Which Day Is It?USU Local Contest. March 20021298352

1202Rectangles TravelUSU Local Contest. March 20021030443

1203Scientific ConferenceUSU Local Contest. March 2002538885

1204IdempotentsUSU Local Contest. March 20022046224

1205By the Underground or by Foot?USU Local Contest. March 20022008228

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023834120

1207Median on the PlaneUSU Local Contest. March 20022562179

1208Legendary Teams ContestUSU Local Contest. March 20022178210

12091, 10, 100, 1000...Autumn School Contest 20021288236

1210Kind SpiritsAutumn School Contest 20023158147

1211Collective GuaranteeAutumn School Contest 20021452318

1212BattleshipAutumn School Contest 2002918500

1213Cockroaches!Autumn School Contest 20022759168

1214Strange ProcedureAutumn School Contest 20024639100

1215Exactness of Projectile HitAutumn School Contest 20021546298

1216Two Pawns and One KingUSU Championship 20022162056

1217Unlucky TicketsUSU Championship 20021140404

1218Episode N-th: The Jedi TournamentUSU Championship 20021436321

1219Symbolic SequenceUSU Championship 20023992116

1220StacksUSU Championship 20021702271

1221Malevich Strikes Back!USU Championship 20021106416

1222Chernobyl’ EaglesUSU Championship 20023347138

1223Chernobyl’ Eagle on a RoofUSU Championship 20021470314

1224SpiralNEERC 2002 Central Subregional693767

1225FlagsNEERC 2002 Central Subregional1257237

1226esreveR redrONEERC 2002 Central Subregional4188111

1227Rally ChampionshipNEERC 2002 Central Subregional1507306

1228ArrayNEERC 2002 Central Subregional4458104

1229Strong BrickworkNEERC 2002 Central Subregional1236373

1230Introspective ProgramNEERC 2002 Central Subregional622735

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2092122

1232Asteroid LandingNEERC 2002 Central Subregional1862371

1233Amusing NumbersNEERC 2002484942

1234BricksNEERC 2002688667

1235Cricket FieldNEERC 2002616743

1236Decoding TaskNEERC 2002930495

1237Evacuation PlanNEERC 2002477957

1238FoldingNEERC 20021082427

1239Ghost BustersNEERC 20021472964

1240Heroes of Might and MagicNEERC 20023241393

1241Inlay CuttersNEERC 20022711658

1242WerewolfUSU Personal Contest 20032294203

1243Divorce of the Seven DwarfsUSU Personal Contest 2003924750

1244GentlemenUSU Personal Contest 20031802258

1245PicturesUSU Personal Contest 2003498919

1246Tethered DogUSU Personal Contest 20031391333

1247Check a SequenceUSU Personal Contest 20031971236

1248Sequence SumUSU Personal Contest 2003703655

1249Ancient NecropolisUSU Local Contest. March 20032193212

1250Sea BurialUSU Local Contest. March 2003647711

1251Cemetery ManagerUSU Local Contest. March 20032731651

1252Sorting the TombstonesUSU Local Contest. March 20031166397

1253NecrologuesUSU Local Contest. March 2003673684

1254Die HardUSU Local Contest. March 2003722638

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031719270

1256Cemetery GuardUSU Local Contest. March 20031962268

1257HyphenationAutumn School Contest 20032641719

1258PoolAutumn School Contest 20031123416

1259How to Become Star?Autumn School Contest 20031212385

1260Nudnik PhotographerAutumn School Contest 20034246111

1261TipsAutumn School Contest 20031414331

1262Pseudo-Roman NumberAutumn School Contest 20031242376

1263ElectionsAutumn School Contest 20031078744

1264WorkdaysAutumn School Contest 20032080923

1265MirrorUSU Championship 20033031505

1266Kirchhoff's LawUSU Championship 20033111468

1267Yekaterinburg SubwayUSU Championship 20032311955

1268Little ChuUSU Championship 2003634732

1269Obscene Words FilterUSU Championship 2003549843

1270UnicubeUSU Championship 20031842429

1271Sailing DirectionsUSU Championship 2003924620

1272Non-Yekaterinburg SubwayUSU Championship 20033110151

1273TieUSU Championship 20031012461

1274Fractional ArithmeticNEERC 2003 Central Subregional679684

1275Knights of the Round TableNEERC 2003 Central Subregional1672664

1276TrainNEERC 2003 Central Subregional600773

1277Cops and ThievesNEERC 2003 Central Subregional595779

1278“… Connecting People”NEERC 2003 Central Subregional476970

1279WarehouseNEERC 2003 Central Subregional1136411

1280Topological SortingNEERC 2003 Central Subregional3289143

1281River BasinNEERC 2003 Central Subregional3281395

1282Game TreeNEERC 2003 Central Subregional1400334

1283DwarfUSU Personal Contest 20043960119

1284Space PokerUSU Personal Contest 20041902367

1285Thread in a HyperspaceUSU Personal Contest 20042731673

1286Starship TravelUSU Personal Contest 2004700667

1287Mars CanalsUSU Personal Contest 20041263372

1288AstrolocationUSU Personal Contest 20042022233

1289One Way TicketUSU Personal Contest 20041203390

1290SabotageSpring School Contest 2004599179

1291Gear-wheelsSpring School Contest 20041189395

1292Mars Space StationsSpring School Contest 20041274369

1293EniyaSpring School Contest 20043008416

1294Mars SatellitesSpring School Contest 20041528308

1295Crazy NotionsSpring School Contest 20043122151

1296HyperjumpSpring School Contest 2004576182

1297PalindromeSpring School Contest 2004571783

1298KnightSpring School Contest 20041819259

1299PsyloniansSpring School Contest 20043091485