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Problem set. Volume 3


1293EniyaSpring School Contest 20042852516

1264WorkdaysAutumn School Contest 20031975023

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

1225FlagsNEERC 2002 Central Subregional1202338

1263ElectionsAutumn School Contest 20031044244

1243Divorce of the Seven DwarfsUSU Personal Contest 2003894551

1224SpiralNEERC 2002 Central Subregional671867

1290SabotageSpring School Contest 2004582879

1297PalindromeSpring School Contest 2004543685

1296HyperjumpSpring School Contest 2004515390

1203Scientific ConferenceUSU Local Contest. March 2002514587

1214Strange ProcedureAutumn School Contest 20024487101

1228ArrayNEERC 2002 Central Subregional4343104

1260Nudnik PhotographerAutumn School Contest 20034094112

1226esreveR redrONEERC 2002 Central Subregional4082111

1219Symbolic SequenceUSU Championship 20023892116

1283DwarfUSU Personal Contest 20043846120

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

1222Chernobyl’ EaglesUSU Championship 20023245139

1280Topological SortingNEERC 2003 Central Subregional3144146

1210Kind SpiritsAutumn School Contest 20023062148

1295Crazy NotionsSpring School Contest 20043016153

1272Non-Yekaterinburg SubwayUSU Championship 20033001153

1213Cockroaches!Autumn School Contest 20022681168

1242WerewolfUSU Personal Contest 20032212205

1207Median on the PlaneUSU Local Contest. March 20022170206

1249Ancient NecropolisUSU Local Contest. March 20032128213

1208Legendary Teams ContestUSU Local Contest. March 20022122211

1204IdempotentsUSU Local Contest. March 20021969227

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

1247Check a SequenceUSU Personal Contest 20031906238

1298KnightSpring School Contest 20041793257

1200Horns and HoofsUSU Local Contest. March 20021792249

1244GentlemenUSU Personal Contest 20031737261

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031690268

1220StacksUSU Championship 20021642275

1215Exactness of Projectile HitAutumn School Contest 20021508299

1294Mars SatellitesSpring School Contest 20041491308

1227Rally ChampionshipNEERC 2002 Central Subregional1451310

1223Chernobyl’ Eagle on a RoofUSU Championship 20021410319

1211Collective GuaranteeAutumn School Contest 20021393323

1218Episode N-th: The Jedi TournamentUSU Championship 20021379326

1282Game TreeNEERC 2003 Central Subregional1356337

1261TipsAutumn School Contest 20031353337

1246Tethered DogUSU Personal Contest 20031336339

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

1292Mars Space StationsSpring School Contest 20041256365

1287Mars CanalsUSU Personal Contest 20041225374

1262Pseudo-Roman NumberAutumn School Contest 20031212376

1289One Way TicketUSU Personal Contest 20041183388

1259How to Become Star?Autumn School Contest 20031176388

1229Strong BrickworkNEERC 2002 Central Subregional1160388

1291Gear-wheelsSpring School Contest 20041150399

1252Sorting the TombstonesUSU Local Contest. March 20031117405

1217Unlucky TicketsUSU Championship 20021111405

1258PoolAutumn School Contest 20031089419

1279WarehouseNEERC 2003 Central Subregional1089419

1221Malevich Strikes Back!USU Championship 20021075418

1238FoldingNEERC 20021036435

1202Rectangles TravelUSU Local Contest. March 2002988450

1273TieUSU Championship 2003962473

1236Decoding TaskNEERC 2002892504

1212BattleshipAutumn School Contest 2002889504

1254Die HardUSU Local Contest. March 2003692650

1248Sequence SumUSU Personal Contest 2003691650

1234BricksNEERC 2002672666

1286Starship TravelUSU Personal Contest 2004670680

1253NecrologuesUSU Local Contest. March 2003661680

1274Fractional ArithmeticNEERC 2003 Central Subregional658689

1250Sea BurialUSU Local Contest. March 2003630713

1230Introspective ProgramNEERC 2002 Central Subregional605738

1268Little ChuUSU Championship 2003600754

1235Cricket FieldNEERC 2002591756

1276TrainNEERC 2003 Central Subregional577784

1277Cops and ThievesNEERC 2003 Central Subregional576786

1269Obscene Words FilterUSU Championship 2003524862

1245PicturesUSU Personal Contest 2003482927

1233Amusing NumbersNEERC 2002470946

1237Evacuation PlanNEERC 2002464960

1278“… Connecting People”NEERC 2003 Central Subregional452997

1281River BasinNEERC 2003 Central Subregional3191400

1240Heroes of Might and MagicNEERC 20023071433

1266Kirchhoff's LawUSU Championship 20033031470

1299PsyloniansSpring School Contest 20043031478

1265MirrorUSU Championship 20032971499

1251Cemetery ManagerUSU Local Contest. March 20032801573

1241Inlay CuttersNEERC 20022621672

1257HyphenationAutumn School Contest 20032581716

1285Thread in a HyperspaceUSU Personal Contest 20042491785

1267Yekaterinburg SubwayUSU Championship 20032241967

1216Two Pawns and One KingUSU Championship 20022122043

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

1288AstrolocationUSU Personal Contest 20041982223

1232Asteroid LandingNEERC 2002 Central Subregional1862314

1256Cemetery GuardUSU Local Contest. March 20031862327

1284Space PokerUSU Personal Contest 20041862359

1270UnicubeUSU Championship 20031792435

1275Knights of the Round TableNEERC 2003 Central Subregional1612693

1239Ghost BustersNEERC 20021432969

1271Sailing DirectionsUSU Championship 2003874745