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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021689249

1201Which Day Is It?USU Local Contest. March 20021220343

1202Rectangles TravelUSU Local Contest. March 2002944443

1203Scientific ConferenceUSU Local Contest. March 2002452893

1204IdempotentsUSU Local Contest. March 20021833229

1205By the Underground or by Foot?USU Local Contest. March 20021775237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023439122

1207Median on the PlaneUSU Local Contest. March 20022416174

1208Legendary Teams ContestUSU Local Contest. March 20022198191

12091, 10, 100, 1000...Autumn School Contest 20021073940

1210Kind SpiritsAutumn School Contest 20022804152

1211Collective GuaranteeAutumn School Contest 20021309323

1212BattleshipAutumn School Contest 2002843500

1213Cockroaches!Autumn School Contest 20022502170

1214Strange ProcedureAutumn School Contest 20024167102

1215Exactness of Projectile HitAutumn School Contest 20021393304

1216Two Pawns and One KingUSU Championship 20022041995

1217Unlucky TicketsUSU Championship 20021045405

1218Episode N-th: The Jedi TournamentUSU Championship 20021277332

1219Symbolic SequenceUSU Championship 20023609118

1220StacksUSU Championship 20021511281

1221Malevich Strikes Back!USU Championship 20021031410

1222Chernobyl’ EaglesUSU Championship 20023026141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021283330

1224SpiralNEERC 2002 Central Subregional608470

1225FlagsNEERC 2002 Central Subregional1052441

1226esreveR redrONEERC 2002 Central Subregional3721114

1227Rally ChampionshipNEERC 2002 Central Subregional1351314

1228ArrayNEERC 2002 Central Subregional4072105

1229Strong BrickworkNEERC 2002 Central Subregional1103384

1230Introspective ProgramNEERC 2002 Central Subregional584719

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1942093

1232Asteroid LandingNEERC 2002 Central Subregional1842201

1233Amusing NumbersNEERC 2002454922

1234BricksNEERC 2002635663

1235Cricket FieldNEERC 2002557754

1236Decoding TaskNEERC 2002867488

1237Evacuation PlanNEERC 2002452927

1238FoldingNEERC 2002953445

1239Ghost BustersNEERC 20021412832

1240Heroes of Might and MagicNEERC 20022911421

1241Inlay CuttersNEERC 20022591592

1242WerewolfUSU Personal Contest 20031954219

1243Divorce of the Seven DwarfsUSU Personal Contest 2003798454

1244GentlemenUSU Personal Contest 20031560273

1245PicturesUSU Personal Contest 2003455923

1246Tethered DogUSU Personal Contest 20031229347

1247Check a SequenceUSU Personal Contest 20031767242

1248Sequence SumUSU Personal Contest 2003654647

1249Ancient NecropolisUSU Local Contest. March 20031997214

1250Sea BurialUSU Local Contest. March 2003596709

1251Cemetery ManagerUSU Local Contest. March 20032731518

1252Sorting the TombstonesUSU Local Contest. March 20031038410

1253NecrologuesUSU Local Contest. March 2003636665

1254Die HardUSU Local Contest. March 2003648653

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031583270

1256Cemetery GuardUSU Local Contest. March 20031812249

1257HyphenationAutumn School Contest 20032501668

1258PoolAutumn School Contest 2003988435

1259How to Become Star?Autumn School Contest 20031111387

1260Nudnik PhotographerAutumn School Contest 20033677118

1261TipsAutumn School Contest 20031239347

1262Pseudo-Roman NumberAutumn School Contest 20031172367

1263ElectionsAutumn School Contest 2003933946

1264WorkdaysAutumn School Contest 20031664026

1265MirrorUSU Championship 20032841476

1266Kirchhoff's LawUSU Championship 20032881456

1267Yekaterinburg SubwayUSU Championship 20032081990

1268Little ChuUSU Championship 2003546780

1269Obscene Words FilterUSU Championship 2003525811

1270UnicubeUSU Championship 20031732371

1271Sailing DirectionsUSU Championship 2003854567

1272Non-Yekaterinburg SubwayUSU Championship 20032687161

1273TieUSU Championship 2003903475

1274Fractional ArithmeticNEERC 2003 Central Subregional629679

1275Knights of the Round TableNEERC 2003 Central Subregional1572600

1276TrainNEERC 2003 Central Subregional538792

1277Cops and ThievesNEERC 2003 Central Subregional531803

1278“… Connecting People”NEERC 2003 Central Subregional443958

1279WarehouseNEERC 2003 Central Subregional1040413

1280Topological SortingNEERC 2003 Central Subregional2763157

1281River BasinNEERC 2003 Central Subregional3091361

1282Game TreeNEERC 2003 Central Subregional1250345

1283DwarfUSU Personal Contest 20043503124

1284Space PokerUSU Personal Contest 20041802296

1285Thread in a HyperspaceUSU Personal Contest 20042072010

1286Starship TravelUSU Personal Contest 2004630682

1287Mars CanalsUSU Personal Contest 20041128383

1288AstrolocationUSU Personal Contest 20041902181

1289One Way TicketUSU Personal Contest 20041108390

1290SabotageSpring School Contest 2004528982

1291Gear-wheelsSpring School Contest 20041051411

1292Mars Space StationsSpring School Contest 20041185365

1293EniyaSpring School Contest 20042391518

1294Mars SatellitesSpring School Contest 20041368317

1295Crazy NotionsSpring School Contest 20042762157

1296HyperjumpSpring School Contest 20044321101

1297PalindromeSpring School Contest 2004486390

1298KnightSpring School Contest 20041690257

1299PsyloniansSpring School Contest 20042881465