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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021792249

1201Which Day Is It?USU Local Contest. March 20021276349

1202Rectangles TravelUSU Local Contest. March 2002988450

1203Scientific ConferenceUSU Local Contest. March 2002514587

1204IdempotentsUSU Local Contest. March 20021969227

1205By the Underground or by Foot?USU Local Contest. March 20021923232

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023717121

1207Median on the PlaneUSU Local Contest. March 20022170206

1208Legendary Teams ContestUSU Local Contest. March 20022122211

12091, 10, 100, 1000...Autumn School Contest 20021229337

1210Kind SpiritsAutumn School Contest 20023062148

1211Collective GuaranteeAutumn School Contest 20021393323

1212BattleshipAutumn School Contest 2002889504

1213Cockroaches!Autumn School Contest 20022681168

1214Strange ProcedureAutumn School Contest 20024487101

1215Exactness of Projectile HitAutumn School Contest 20021508299

1216Two Pawns and One KingUSU Championship 20022122043

1217Unlucky TicketsUSU Championship 20021111405

1218Episode N-th: The Jedi TournamentUSU Championship 20021379326

1219Symbolic SequenceUSU Championship 20023892116

1220StacksUSU Championship 20021642275

1221Malevich Strikes Back!USU Championship 20021075418

1222Chernobyl’ EaglesUSU Championship 20023245139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021410319

1224SpiralNEERC 2002 Central Subregional671867

1225FlagsNEERC 2002 Central Subregional1202238

1226esreveR redrONEERC 2002 Central Subregional4082111

1227Rally ChampionshipNEERC 2002 Central Subregional1451310

1228ArrayNEERC 2002 Central Subregional4343104

1229Strong BrickworkNEERC 2002 Central Subregional1160388

1230Introspective ProgramNEERC 2002 Central Subregional605738

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012150

1232Asteroid LandingNEERC 2002 Central Subregional1862314

1233Amusing NumbersNEERC 2002470946

1234BricksNEERC 2002672666

1235Cricket FieldNEERC 2002591756

1236Decoding TaskNEERC 2002892504

1237Evacuation PlanNEERC 2002464960

1238FoldingNEERC 20021036435

1239Ghost BustersNEERC 20021432969

1240Heroes of Might and MagicNEERC 20023071433

1241Inlay CuttersNEERC 20022621672

1242WerewolfUSU Personal Contest 20032212205

1243Divorce of the Seven DwarfsUSU Personal Contest 2003894551

1244GentlemenUSU Personal Contest 20031736261

1245PicturesUSU Personal Contest 2003482927

1246Tethered DogUSU Personal Contest 20031336339

1247Check a SequenceUSU Personal Contest 20031906238

1248Sequence SumUSU Personal Contest 2003691650

1249Ancient NecropolisUSU Local Contest. March 20032128213

1250Sea BurialUSU Local Contest. March 2003630713

1251Cemetery ManagerUSU Local Contest. March 20032801573

1252Sorting the TombstonesUSU Local Contest. March 20031117405

1253NecrologuesUSU Local Contest. March 2003661680

1254Die HardUSU Local Contest. March 2003692650

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031690268

1256Cemetery GuardUSU Local Contest. March 20031862327

1257HyphenationAutumn School Contest 20032581716

1258PoolAutumn School Contest 20031089419

1259How to Become Star?Autumn School Contest 20031176388

1260Nudnik PhotographerAutumn School Contest 20034094112

1261TipsAutumn School Contest 20031353337

1262Pseudo-Roman NumberAutumn School Contest 20031212376

1263ElectionsAutumn School Contest 20031044144

1264WorkdaysAutumn School Contest 20031974623

1265MirrorUSU Championship 20032971499

1266Kirchhoff's LawUSU Championship 20033031470

1267Yekaterinburg SubwayUSU Championship 20032241967

1268Little ChuUSU Championship 2003600754

1269Obscene Words FilterUSU Championship 2003524862

1270UnicubeUSU Championship 20031792435

1271Sailing DirectionsUSU Championship 2003874744

1272Non-Yekaterinburg SubwayUSU Championship 20033001153

1273TieUSU Championship 2003962473

1274Fractional ArithmeticNEERC 2003 Central Subregional658689

1275Knights of the Round TableNEERC 2003 Central Subregional1612693

1276TrainNEERC 2003 Central Subregional577784

1277Cops and ThievesNEERC 2003 Central Subregional576786

1278“… Connecting People”NEERC 2003 Central Subregional452997

1279WarehouseNEERC 2003 Central Subregional1089419

1280Topological SortingNEERC 2003 Central Subregional3144146

1281River BasinNEERC 2003 Central Subregional3191400

1282Game TreeNEERC 2003 Central Subregional1356337

1283DwarfUSU Personal Contest 20043846120

1284Space PokerUSU Personal Contest 20041862359

1285Thread in a HyperspaceUSU Personal Contest 20042491785

1286Starship TravelUSU Personal Contest 2004670680

1287Mars CanalsUSU Personal Contest 20041224375

1288AstrolocationUSU Personal Contest 20041982223

1289One Way TicketUSU Personal Contest 20041183388

1290SabotageSpring School Contest 2004582879

1291Gear-wheelsSpring School Contest 20041150399

1292Mars Space StationsSpring School Contest 20041256365

1293EniyaSpring School Contest 20042852316

1294Mars SatellitesSpring School Contest 20041491308

1295Crazy NotionsSpring School Contest 20043016153

1296HyperjumpSpring School Contest 2004515390

1297PalindromeSpring School Contest 2004543685

1298KnightSpring School Contest 20041793257

1299PsyloniansSpring School Contest 20043031478