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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021717250

1201Which Day Is It?USU Local Contest. March 20021240345

1202Rectangles TravelUSU Local Contest. March 2002955447

1203Scientific ConferenceUSU Local Contest. March 2002475891

1204IdempotentsUSU Local Contest. March 20021882228

1205By the Underground or by Foot?USU Local Contest. March 20021825235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023547121

1207Median on the PlaneUSU Local Contest. March 20022474174

1208Legendary Teams ContestUSU Local Contest. March 20022252191

12091, 10, 100, 1000...Autumn School Contest 20021125739

1210Kind SpiritsAutumn School Contest 20022886150

1211Collective GuaranteeAutumn School Contest 20021326326

1212BattleshipAutumn School Contest 2002859501

1213Cockroaches!Autumn School Contest 20022562169

1214Strange ProcedureAutumn School Contest 20024269102

1215Exactness of Projectile HitAutumn School Contest 20021422304

1216Two Pawns and One KingUSU Championship 20022072009

1217Unlucky TicketsUSU Championship 20021068404

1218Episode N-th: The Jedi TournamentUSU Championship 20021312330

1219Symbolic SequenceUSU Championship 20023705117

1220StacksUSU Championship 20021528284

1221Malevich Strikes Back!USU Championship 20021037416

1222Chernobyl’ EaglesUSU Championship 20023093141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021329326

1224SpiralNEERC 2002 Central Subregional631469

1225FlagsNEERC 2002 Central Subregional1107539

1226esreveR redrONEERC 2002 Central Subregional3841113

1227Rally ChampionshipNEERC 2002 Central Subregional1379314

1228ArrayNEERC 2002 Central Subregional4171104

1229Strong BrickworkNEERC 2002 Central Subregional1116387

1230Introspective ProgramNEERC 2002 Central Subregional593723

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1952128

1232Asteroid LandingNEERC 2002 Central Subregional1852237

1233Amusing NumbersNEERC 2002458933

1234BricksNEERC 2002643669

1235Cricket FieldNEERC 2002568756

1236Decoding TaskNEERC 2002877493

1237Evacuation PlanNEERC 2002458935

1238FoldingNEERC 2002972445

1239Ghost BustersNEERC 20021412893

1240Heroes of Might and MagicNEERC 20022971423

1241Inlay CuttersNEERC 20022601620

1242WerewolfUSU Personal Contest 20032027215

1243Divorce of the Seven DwarfsUSU Personal Contest 2003829453

1244GentlemenUSU Personal Contest 20031605272

1245PicturesUSU Personal Contest 2003463927

1246Tethered DogUSU Personal Contest 20031256346

1247Check a SequenceUSU Personal Contest 20031808241

1248Sequence SumUSU Personal Contest 2003665650

1249Ancient NecropolisUSU Local Contest. March 20032024216

1250Sea BurialUSU Local Contest. March 2003610708

1251Cemetery ManagerUSU Local Contest. March 20032751540

1252Sorting the TombstonesUSU Local Contest. March 20031060410

1253NecrologuesUSU Local Contest. March 2003651664

1254Die HardUSU Local Contest. March 2003671644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031613270

1256Cemetery GuardUSU Local Contest. March 20031832273

1257HyphenationAutumn School Contest 20032521690

1258PoolAutumn School Contest 20031007435

1259How to Become Star?Autumn School Contest 20031130388

1260Nudnik PhotographerAutumn School Contest 20033829115

1261TipsAutumn School Contest 20031280343

1262Pseudo-Roman NumberAutumn School Contest 20031183371

1263ElectionsAutumn School Contest 2003968146

1264WorkdaysAutumn School Contest 20031770825

1265MirrorUSU Championship 20032891482

1266Kirchhoff's LawUSU Championship 20032951452

1267Yekaterinburg SubwayUSU Championship 20032181943

1268Little ChuUSU Championship 2003563773

1269Obscene Words FilterUSU Championship 2003502865

1270UnicubeUSU Championship 20031752395

1271Sailing DirectionsUSU Championship 2003854663

1272Non-Yekaterinburg SubwayUSU Championship 20032775159

1273TieUSU Championship 2003927473

1274Fractional ArithmeticNEERC 2003 Central Subregional638684

1275Knights of the Round TableNEERC 2003 Central Subregional1582638

1276TrainNEERC 2003 Central Subregional557782

1277Cops and ThievesNEERC 2003 Central Subregional555785

1278“… Connecting People”NEERC 2003 Central Subregional447970

1279WarehouseNEERC 2003 Central Subregional1056416

1280Topological SortingNEERC 2003 Central Subregional2922151

1281River BasinNEERC 2003 Central Subregional3121377

1282Game TreeNEERC 2003 Central Subregional1276345

1283DwarfUSU Personal Contest 20043615123

1284Space PokerUSU Personal Contest 20041832307

1285Thread in a HyperspaceUSU Personal Contest 20042251895

1286Starship TravelUSU Personal Contest 2004642683

1287Mars CanalsUSU Personal Contest 20041154383

1288AstrolocationUSU Personal Contest 20041932193

1289One Way TicketUSU Personal Contest 20041125392

1290SabotageSpring School Contest 2004545482

1291Gear-wheelsSpring School Contest 20041077410

1292Mars Space StationsSpring School Contest 20041202368

1293EniyaSpring School Contest 20042553517

1294Mars SatellitesSpring School Contest 20041395317

1295Crazy NotionsSpring School Contest 20042853156

1296HyperjumpSpring School Contest 2004455498

1297PalindromeSpring School Contest 2004505488

1298KnightSpring School Contest 20041721257

1299PsyloniansSpring School Contest 20042921475