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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021973256

1201Which Day Is It?USU Local Contest. March 20021385364

1202Rectangles TravelUSU Local Contest. March 20021140442

1203Scientific ConferenceUSU Local Contest. March 2002640779

1204IdempotentsUSU Local Contest. March 20022204230

1205By the Underground or by Foot?USU Local Contest. March 20022151235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024088124

1207Median on the PlaneUSU Local Contest. March 20024210120

1208Legendary Teams ContestUSU Local Contest. March 20022366214

12091, 10, 100, 1000...Autumn School Contest 20021497834

1210Kind SpiritsAutumn School Contest 20023001170

1211Collective GuaranteeAutumn School Contest 20021638311

1212BattleshipAutumn School Contest 20021028493

1213Cockroaches!Autumn School Contest 20022986171

1214Strange ProcedureAutumn School Contest 20024992102

1215Exactness of Projectile HitAutumn School Contest 20021694300

1216Two Pawns and One KingUSU Championship 20022412040

1217Unlucky TicketsUSU Championship 20021245408

1218Episode N-th: The Jedi TournamentUSU Championship 20021577323

1219Symbolic SequenceUSU Championship 20024237121

1220StacksUSU Championship 20021826279

1221Malevich Strikes Back!USU Championship 20021205421

1222Chernobyl’ EaglesUSU Championship 20023555144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021752291

1224SpiralNEERC 2002 Central Subregional774966

1225FlagsNEERC 2002 Central Subregional1461235

1226esreveR redrONEERC 2002 Central Subregional4498114

1227Rally ChampionshipNEERC 2002 Central Subregional1689301

1228ArrayNEERC 2002 Central Subregional4720108

1229Strong BrickworkNEERC 2002 Central Subregional1323384

1230Introspective ProgramNEERC 2002 Central Subregional636793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242189

1232Asteroid LandingNEERC 2002 Central Subregional2052382

1233Amusing NumbersNEERC 2002547921

1234BricksNEERC 2002735688

1235Cricket FieldNEERC 2002654772

1236Decoding TaskNEERC 20021021497

1237Evacuation PlanNEERC 2002508991

1238FoldingNEERC 20021227415

1239Ghost BustersNEERC 20021543127

1240Heroes of Might and MagicNEERC 20023501424

1241Inlay CuttersNEERC 20022911705

1242WerewolfUSU Personal Contest 20032900177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031050249

1244GentlemenUSU Personal Contest 20032015254

1245PicturesUSU Personal Contest 2003531950

1246Tethered DogUSU Personal Contest 20031529334

1247Check a SequenceUSU Personal Contest 20032123241

1248Sequence SumUSU Personal Contest 2003771658

1249Ancient NecropolisUSU Local Contest. March 20032330220

1250Sea BurialUSU Local Contest. March 2003698727

1251Cemetery ManagerUSU Local Contest. March 20033341495

1252Sorting the TombstonesUSU Local Contest. March 20031276400

1253NecrologuesUSU Local Contest. March 2003734691

1254Die HardUSU Local Contest. March 2003787645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031820281

1256Cemetery GuardUSU Local Contest. March 20032152286

1257HyphenationAutumn School Contest 20032851755

1258PoolAutumn School Contest 20031230418

1259How to Become Star?Autumn School Contest 20031296397

1260Nudnik PhotographerAutumn School Contest 20034647111

1261TipsAutumn School Contest 20031561330

1262Pseudo-Roman NumberAutumn School Contest 20031317390

1263ElectionsAutumn School Contest 20031216943

1264WorkdaysAutumn School Contest 20032469821

1265MirrorUSU Championship 20033271537

1266Kirchhoff's LawUSU Championship 20033511435

1267Yekaterinburg SubwayUSU Championship 20032891733

1268Little ChuUSU Championship 2003701729

1269Obscene Words FilterUSU Championship 2003602847

1270UnicubeUSU Championship 20032142313

1271Sailing DirectionsUSU Championship 20031034585

1272Non-Yekaterinburg SubwayUSU Championship 20033502148

1273TieUSU Championship 20031109463

1274Fractional ArithmeticNEERC 2003 Central Subregional747685

1275Knights of the Round TableNEERC 2003 Central Subregional2062400

1276TrainNEERC 2003 Central Subregional695735

1277Cops and ThievesNEERC 2003 Central Subregional587868

1278“… Connecting People”NEERC 2003 Central Subregional515987

1279WarehouseNEERC 2003 Central Subregional1214423

1280Topological SortingNEERC 2003 Central Subregional3655141

1281River BasinNEERC 2003 Central Subregional2761812

1282Game TreeNEERC 2003 Central Subregional1529337

1283DwarfUSU Personal Contest 20044493115

1284Space PokerUSU Personal Contest 20042132332

1285Thread in a HyperspaceUSU Personal Contest 20043121615

1286Starship TravelUSU Personal Contest 2004783656

1287Mars CanalsUSU Personal Contest 20041354381

1288AstrolocationUSU Personal Contest 20042212251

1289One Way TicketUSU Personal Contest 20041297398

1290SabotageSpring School Contest 2004647980

1291Gear-wheelsSpring School Contest 20041348383

1292Mars Space StationsSpring School Contest 20041360380

1293EniyaSpring School Contest 20043593114

1294Mars SatellitesSpring School Contest 20041635316

1295Crazy NotionsSpring School Contest 20043430151

1296HyperjumpSpring School Contest 2004831962

1297PalindromeSpring School Contest 2004632682

1298KnightSpring School Contest 20042225233

1299PsyloniansSpring School Contest 20043281539