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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021850250

1201Which Day Is It?USU Local Contest. March 20021308353

1202Rectangles TravelUSU Local Contest. March 20021033446

1203Scientific ConferenceUSU Local Contest. March 2002548385

1204IdempotentsUSU Local Contest. March 20022060225

1205By the Underground or by Foot?USU Local Contest. March 20022026229

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023865120

1207Median on the PlaneUSU Local Contest. March 20022603178

1208Legendary Teams ContestUSU Local Contest. March 20022199211

12091, 10, 100, 1000...Autumn School Contest 20021308336

1210Kind SpiritsAutumn School Contest 20022903161

1211Collective GuaranteeAutumn School Contest 20021464318

1212BattleshipAutumn School Contest 2002927501

1213Cockroaches!Autumn School Contest 20022778168

1214Strange ProcedureAutumn School Contest 20024670100

1215Exactness of Projectile HitAutumn School Contest 20021561299

1216Two Pawns and One KingUSU Championship 20022182060

1217Unlucky TicketsUSU Championship 20021146406

1218Episode N-th: The Jedi TournamentUSU Championship 20021451321

1219Symbolic SequenceUSU Championship 20024016117

1220StacksUSU Championship 20021713273

1221Malevich Strikes Back!USU Championship 20021112419

1222Chernobyl’ EaglesUSU Championship 20023372139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021513308

1224SpiralNEERC 2002 Central Subregional699967

1225FlagsNEERC 2002 Central Subregional1272737

1226esreveR redrONEERC 2002 Central Subregional4218111

1227Rally ChampionshipNEERC 2002 Central Subregional1522307

1228ArrayNEERC 2002 Central Subregional4490104

1229Strong BrickworkNEERC 2002 Central Subregional1250373

1230Introspective ProgramNEERC 2002 Central Subregional625740

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2102135

1232Asteroid LandingNEERC 2002 Central Subregional1862397

1233Amusing NumbersNEERC 2002488945

1234BricksNEERC 2002691671

1235Cricket FieldNEERC 2002619748

1236Decoding TaskNEERC 2002931500

1237Evacuation PlanNEERC 2002485951

1238FoldingNEERC 20021102423

1239Ghost BustersNEERC 20021472996

1240Heroes of Might and MagicNEERC 20023251404

1241Inlay CuttersNEERC 20022731664

1242WerewolfUSU Personal Contest 20032410195

1243Divorce of the Seven DwarfsUSU Personal Contest 2003935950

1244GentlemenUSU Personal Contest 20031826257

1245PicturesUSU Personal Contest 2003499927

1246Tethered DogUSU Personal Contest 20031403334

1247Check a SequenceUSU Personal Contest 20031990236

1248Sequence SumUSU Personal Contest 2003709656

1249Ancient NecropolisUSU Local Contest. March 20032204213

1250Sea BurialUSU Local Contest. March 2003651714

1251Cemetery ManagerUSU Local Contest. March 20032771645

1252Sorting the TombstonesUSU Local Contest. March 20031168401

1253NecrologuesUSU Local Contest. March 2003675689

1254Die HardUSU Local Contest. March 2003728640

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031729272

1256Cemetery GuardUSU Local Contest. March 20031962292

1257HyphenationAutumn School Contest 20032681712

1258PoolAutumn School Contest 20031127419

1259How to Become Star?Autumn School Contest 20031215388

1260Nudnik PhotographerAutumn School Contest 20034302110

1261TipsAutumn School Contest 20031423332

1262Pseudo-Roman NumberAutumn School Contest 20031248378

1263ElectionsAutumn School Contest 20031090044

1264WorkdaysAutumn School Contest 20032122122

1265MirrorUSU Championship 20033061507

1266Kirchhoff's LawUSU Championship 20033131474

1267Yekaterinburg SubwayUSU Championship 20032491838

1268Little ChuUSU Championship 2003642730

1269Obscene Words FilterUSU Championship 2003556841

1270UnicubeUSU Championship 20031902381

1271Sailing DirectionsUSU Championship 2003944578

1272Non-Yekaterinburg SubwayUSU Championship 20033144151

1273TieUSU Championship 20031014465

1274Fractional ArithmeticNEERC 2003 Central Subregional683687

1275Knights of the Round TableNEERC 2003 Central Subregional1682676

1276TrainNEERC 2003 Central Subregional607772

1277Cops and ThievesNEERC 2003 Central Subregional603777

1278“… Connecting People”NEERC 2003 Central Subregional481970

1279WarehouseNEERC 2003 Central Subregional1144413

1280Topological SortingNEERC 2003 Central Subregional3331143

1281River BasinNEERC 2003 Central Subregional3341385

1282Game TreeNEERC 2003 Central Subregional1415334

1283DwarfUSU Personal Contest 20044001119

1284Space PokerUSU Personal Contest 20041922368

1285Thread in a HyperspaceUSU Personal Contest 20042791655

1286Starship TravelUSU Personal Contest 2004708666

1287Mars CanalsUSU Personal Contest 20041276372

1288AstrolocationUSU Personal Contest 20042022256

1289One Way TicketUSU Personal Contest 20041205394

1290SabotageSpring School Contest 2004604779

1291Gear-wheelsSpring School Contest 20041202395

1292Mars Space StationsSpring School Contest 20041281371

1293EniyaSpring School Contest 20043079616

1294Mars SatellitesSpring School Contest 20041540309

1295Crazy NotionsSpring School Contest 20043154151

1296HyperjumpSpring School Contest 2004587681

1297PalindromeSpring School Contest 2004577483

1298KnightSpring School Contest 20041908249

1299PsyloniansSpring School Contest 20043131481