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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1293EniyaSpring School Contest 20042742117

1264WorkdaysAutumn School Contest 20031899524

12091, 10, 100, 1000...Autumn School Contest 20021192537

1225FlagsNEERC 2002 Central Subregional1166038

1263ElectionsAutumn School Contest 20031013945

1243Divorce of the Seven DwarfsUSU Personal Contest 2003870552

1224SpiralNEERC 2002 Central Subregional656468

1290SabotageSpring School Contest 2004570380

1297PalindromeSpring School Contest 2004528686

1203Scientific ConferenceUSU Local Contest. March 2002500588

1296HyperjumpSpring School Contest 2004488793

1214Strange ProcedureAutumn School Contest 20024419101

1228ArrayNEERC 2002 Central Subregional4292104

1226esreveR redrONEERC 2002 Central Subregional3999111

1260Nudnik PhotographerAutumn School Contest 20034010113

1219Symbolic SequenceUSU Championship 20023827116

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023662120

1283DwarfUSU Personal Contest 20043774120

1222Chernobyl’ EaglesUSU Championship 20023204139

1280Topological SortingNEERC 2003 Central Subregional3074147

1210Kind SpiritsAutumn School Contest 20022994149

1295Crazy NotionsSpring School Contest 20042965153

1272Non-Yekaterinburg SubwayUSU Championship 20032926154

1207Median on the PlaneUSU Local Contest. March 20022639167

1213Cockroaches!Autumn School Contest 20022640169

1242WerewolfUSU Personal Contest 20032134210

1208Legendary Teams ContestUSU Local Contest. March 20022068213

1249Ancient NecropolisUSU Local Contest. March 20032095214

1204IdempotentsUSU Local Contest. March 20021936227

1205By the Underground or by Foot?USU Local Contest. March 20021885233

1247Check a SequenceUSU Personal Contest 20031875238

1200Horns and HoofsUSU Local Contest. March 20021763250

1298KnightSpring School Contest 20041775256

1244GentlemenUSU Personal Contest 20031672267

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031668268

1220StacksUSU Championship 20021560285

1215Exactness of Projectile HitAutumn School Contest 20021473301

1294Mars SatellitesSpring School Contest 20041459310

1227Rally ChampionshipNEERC 2002 Central Subregional1419313

1223Chernobyl’ Eagle on a RoofUSU Championship 20021375323

1211Collective GuaranteeAutumn School Contest 20021365325

1218Episode N-th: The Jedi TournamentUSU Championship 20021333333

1282Game TreeNEERC 2003 Central Subregional1329339

1261TipsAutumn School Contest 20031325340

1246Tethered DogUSU Personal Contest 20031298343

1201Which Day Is It?USU Local Contest. March 20021264347

1292Mars Space StationsSpring School Contest 20041235366

1262Pseudo-Roman NumberAutumn School Contest 20031200375

1287Mars CanalsUSU Personal Contest 20041173385

1259How to Become Star?Autumn School Contest 20031163386

1229Strong BrickworkNEERC 2002 Central Subregional1142388

1289One Way TicketUSU Personal Contest 20041161389

1291Gear-wheelsSpring School Contest 20041115405

1217Unlucky TicketsUSU Championship 20021091406

1252Sorting the TombstonesUSU Local Contest. March 20031089409

1221Malevich Strikes Back!USU Championship 20021060418

1279WarehouseNEERC 2003 Central Subregional1073419

1258PoolAutumn School Contest 20031064422

1238FoldingNEERC 2002997445

1202Rectangles TravelUSU Local Contest. March 2002972451

1273TieUSU Championship 2003945475

1236Decoding TaskNEERC 2002886500

1212BattleshipAutumn School Contest 2002880502

1248Sequence SumUSU Personal Contest 2003681650

1254Die HardUSU Local Contest. March 2003681650

1253NecrologuesUSU Local Contest. March 2003659672

1234BricksNEERC 2002654674

1286Starship TravelUSU Personal Contest 2004657683

1274Fractional ArithmeticNEERC 2003 Central Subregional652686

1250Sea BurialUSU Local Contest. March 2003618716

1230Introspective ProgramNEERC 2002 Central Subregional600733

1235Cricket FieldNEERC 2002584754

1268Little ChuUSU Championship 2003588759

1276TrainNEERC 2003 Central Subregional564791

1277Cops and ThievesNEERC 2003 Central Subregional564791

1269Obscene Words FilterUSU Championship 2003515864

1245PicturesUSU Personal Contest 2003478921

1233Amusing NumbersNEERC 2002466940

1237Evacuation PlanNEERC 2002460954

1278“… Connecting People”NEERC 2003 Central Subregional451985

1281River BasinNEERC 2003 Central Subregional3171388

1240Heroes of Might and MagicNEERC 20023031430

1266Kirchhoff's LawUSU Championship 20032991468

1299PsyloniansSpring School Contest 20042991476

1265MirrorUSU Championship 20032941492

1251Cemetery ManagerUSU Local Contest. March 20032781561

1241Inlay CuttersNEERC 20022621647

1257HyphenationAutumn School Contest 20032561704

1285Thread in a HyperspaceUSU Personal Contest 20042411816

1267Yekaterinburg SubwayUSU Championship 20032211964

1216Two Pawns and One KingUSU Championship 20022102031

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2002128

1288AstrolocationUSU Personal Contest 20041972202

1232Asteroid LandingNEERC 2002 Central Subregional1852292

1256Cemetery GuardUSU Local Contest. March 20031832329

1284Space PokerUSU Personal Contest 20041852338

1270UnicubeUSU Championship 20031782413

1275Knights of the Round TableNEERC 2003 Central Subregional1592686

1239Ghost BustersNEERC 20021422945

1271Sailing DirectionsUSU Championship 2003854775