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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021956256

1201Which Day Is It?USU Local Contest. March 20021381362

1202Rectangles TravelUSU Local Contest. March 20021126443

1203Scientific ConferenceUSU Local Contest. March 2002626380

1204IdempotentsUSU Local Contest. March 20022186229

1205By the Underground or by Foot?USU Local Contest. March 20022113237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024056124

1207Median on the PlaneUSU Local Contest. March 20024161121

1208Legendary Teams ContestUSU Local Contest. March 20022352213

12091, 10, 100, 1000...Autumn School Contest 20021476934

1210Kind SpiritsAutumn School Contest 20023103163

1211Collective GuaranteeAutumn School Contest 20021620311

1212BattleshipAutumn School Contest 20021023491

1213Cockroaches!Autumn School Contest 20022965170

1214Strange ProcedureAutumn School Contest 20024965102

1215Exactness of Projectile HitAutumn School Contest 20021675301

1216Two Pawns and One KingUSU Championship 20022332087

1217Unlucky TicketsUSU Championship 20021228410

1218Episode N-th: The Jedi TournamentUSU Championship 20021557324

1219Symbolic SequenceUSU Championship 20024223120

1220StacksUSU Championship 20021816278

1221Malevich Strikes Back!USU Championship 20021196421

1222Chernobyl’ EaglesUSU Championship 20023541143

1223Chernobyl’ Eagle on a RoofUSU Championship 20021715294

1224SpiralNEERC 2002 Central Subregional764966

1225FlagsNEERC 2002 Central Subregional1432335

1226esreveR redrONEERC 2002 Central Subregional4461113

1227Rally ChampionshipNEERC 2002 Central Subregional1671302

1228ArrayNEERC 2002 Central Subregional4680108

1229Strong BrickworkNEERC 2002 Central Subregional1320381

1230Introspective ProgramNEERC 2002 Central Subregional656762

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2252159

1232Asteroid LandingNEERC 2002 Central Subregional2042371

1233Amusing NumbersNEERC 2002539925

1234BricksNEERC 2002730686

1235Cricket FieldNEERC 2002653766

1236Decoding TaskNEERC 20021018494

1237Evacuation PlanNEERC 2002505987

1238FoldingNEERC 20021210417

1239Ghost BustersNEERC 20021533116

1240Heroes of Might and MagicNEERC 20023451431

1241Inlay CuttersNEERC 20022881706

1242WerewolfUSU Personal Contest 20032875177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031034749

1244GentlemenUSU Personal Contest 20031989255

1245PicturesUSU Personal Contest 2003521959

1246Tethered DogUSU Personal Contest 20031513334

1247Check a SequenceUSU Personal Contest 20032109240

1248Sequence SumUSU Personal Contest 2003757664

1249Ancient NecropolisUSU Local Contest. March 20032321219

1250Sea BurialUSU Local Contest. March 2003689729

1251Cemetery ManagerUSU Local Contest. March 20033301499

1252Sorting the TombstonesUSU Local Contest. March 20031267399

1253NecrologuesUSU Local Contest. March 2003726692

1254Die HardUSU Local Contest. March 2003783643

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031811280

1256Cemetery GuardUSU Local Contest. March 20032142275

1257HyphenationAutumn School Contest 20032821757

1258PoolAutumn School Contest 20031220417

1259How to Become Star?Autumn School Contest 20031290395

1260Nudnik PhotographerAutumn School Contest 20034621111

1261TipsAutumn School Contest 20031548329

1262Pseudo-Roman NumberAutumn School Contest 20031305390

1263ElectionsAutumn School Contest 20031201143

1264WorkdaysAutumn School Contest 20032435521

1265MirrorUSU Championship 20033221546

1266Kirchhoff's LawUSU Championship 20033421458

1267Yekaterinburg SubwayUSU Championship 20032861734

1268Little ChuUSU Championship 2003690733

1269Obscene Words FilterUSU Championship 2003598844

1270UnicubeUSU Championship 20032042398

1271Sailing DirectionsUSU Championship 20031014624

1272Non-Yekaterinburg SubwayUSU Championship 20033482147

1273TieUSU Championship 20031093465

1274Fractional ArithmeticNEERC 2003 Central Subregional736688

1275Knights of the Round TableNEERC 2003 Central Subregional2052388

1276TrainNEERC 2003 Central Subregional687737

1277Cops and ThievesNEERC 2003 Central Subregional639791

1278“… Connecting People”NEERC 2003 Central Subregional509989

1279WarehouseNEERC 2003 Central Subregional1202424

1280Topological SortingNEERC 2003 Central Subregional3621141

1281River BasinNEERC 2003 Central Subregional3621380

1282Game TreeNEERC 2003 Central Subregional1512337

1283DwarfUSU Personal Contest 20044406117

1284Space PokerUSU Personal Contest 20042092353

1285Thread in a HyperspaceUSU Personal Contest 20043061631

1286Starship TravelUSU Personal Contest 2004771660

1287Mars CanalsUSU Personal Contest 20041347380

1288AstrolocationUSU Personal Contest 20042112331

1289One Way TicketUSU Personal Contest 20041281399

1290SabotageSpring School Contest 2004643180

1291Gear-wheelsSpring School Contest 20041330385

1292Mars Space StationsSpring School Contest 20041346380

1293EniyaSpring School Contest 20043543815

1294Mars SatellitesSpring School Contest 20041625315

1295Crazy NotionsSpring School Contest 20043405151

1296HyperjumpSpring School Contest 2004815563

1297PalindromeSpring School Contest 2004627482

1298KnightSpring School Contest 20042204233

1299PsyloniansSpring School Contest 20043231548