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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021961256

1201Which Day Is It?USU Local Contest. March 20021381363

1202Rectangles TravelUSU Local Contest. March 20021130443

1203Scientific ConferenceUSU Local Contest. March 2002628080

1204IdempotentsUSU Local Contest. March 20022193229

1205By the Underground or by Foot?USU Local Contest. March 20022117237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024066124

1207Median on the PlaneUSU Local Contest. March 20024171121

1208Legendary Teams ContestUSU Local Contest. March 20022355213

12091, 10, 100, 1000...Autumn School Contest 20021479834

1210Kind SpiritsAutumn School Contest 20023105163

1211Collective GuaranteeAutumn School Contest 20021625311

1212BattleshipAutumn School Contest 20021023492

1213Cockroaches!Autumn School Contest 20022970171

1214Strange ProcedureAutumn School Contest 20024973102

1215Exactness of Projectile HitAutumn School Contest 20021679301

1216Two Pawns and One KingUSU Championship 20022332092

1217Unlucky TicketsUSU Championship 20021229410

1218Episode N-th: The Jedi TournamentUSU Championship 20021561324

1219Symbolic SequenceUSU Championship 20024228120

1220StacksUSU Championship 20021819278

1221Malevich Strikes Back!USU Championship 20021198421

1222Chernobyl’ EaglesUSU Championship 20023549143

1223Chernobyl’ Eagle on a RoofUSU Championship 20021722294

1224SpiralNEERC 2002 Central Subregional765766

1225FlagsNEERC 2002 Central Subregional1441235

1226esreveR redrONEERC 2002 Central Subregional4469114

1227Rally ChampionshipNEERC 2002 Central Subregional1675302

1228ArrayNEERC 2002 Central Subregional4694108

1229Strong BrickworkNEERC 2002 Central Subregional1321382

1230Introspective ProgramNEERC 2002 Central Subregional659760

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2252164

1232Asteroid LandingNEERC 2002 Central Subregional2042376

1233Amusing NumbersNEERC 2002539927

1234BricksNEERC 2002730688

1235Cricket FieldNEERC 2002653768

1236Decoding TaskNEERC 20021018495

1237Evacuation PlanNEERC 2002507986

1238FoldingNEERC 20021213417

1239Ghost BustersNEERC 20021533124

1240Heroes of Might and MagicNEERC 20023461430

1241Inlay CuttersNEERC 20022881710

1242WerewolfUSU Personal Contest 20032882177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031035549

1244GentlemenUSU Personal Contest 20031995255

1245PicturesUSU Personal Contest 2003522960

1246Tethered DogUSU Personal Contest 20031515335

1247Check a SequenceUSU Personal Contest 20032113240

1248Sequence SumUSU Personal Contest 2003758665

1249Ancient NecropolisUSU Local Contest. March 20032323219

1250Sea BurialUSU Local Contest. March 2003690730

1251Cemetery ManagerUSU Local Contest. March 20033301502

1252Sorting the TombstonesUSU Local Contest. March 20031269399

1253NecrologuesUSU Local Contest. March 2003727693

1254Die HardUSU Local Contest. March 2003783644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031811281

1256Cemetery GuardUSU Local Contest. March 20032142280

1257HyphenationAutumn School Contest 20032821761

1258PoolAutumn School Contest 20031224417

1259How to Become Star?Autumn School Contest 20031292395

1260Nudnik PhotographerAutumn School Contest 20034629111

1261TipsAutumn School Contest 20031551329

1262Pseudo-Roman NumberAutumn School Contest 20031307390

1263ElectionsAutumn School Contest 20031203143

1264WorkdaysAutumn School Contest 20032440021

1265MirrorUSU Championship 20033221550

1266Kirchhoff's LawUSU Championship 20033421462

1267Yekaterinburg SubwayUSU Championship 20032861738

1268Little ChuUSU Championship 2003691734

1269Obscene Words FilterUSU Championship 2003599845

1270UnicubeUSU Championship 20032052393

1271Sailing DirectionsUSU Championship 20031014635

1272Non-Yekaterinburg SubwayUSU Championship 20033488147

1273TieUSU Championship 20031097465

1274Fractional ArithmeticNEERC 2003 Central Subregional736690

1275Knights of the Round TableNEERC 2003 Central Subregional2052394

1276TrainNEERC 2003 Central Subregional690735

1277Cops and ThievesNEERC 2003 Central Subregional642789

1278“… Connecting People”NEERC 2003 Central Subregional509992

1279WarehouseNEERC 2003 Central Subregional1204424

1280Topological SortingNEERC 2003 Central Subregional3629141

1281River BasinNEERC 2003 Central Subregional3631380

1282Game TreeNEERC 2003 Central Subregional1518337

1283DwarfUSU Personal Contest 20044416117

1284Space PokerUSU Personal Contest 20042102348

1285Thread in a HyperspaceUSU Personal Contest 20043061634

1286Starship TravelUSU Personal Contest 2004772660

1287Mars CanalsUSU Personal Contest 20041348380

1288AstrolocationUSU Personal Contest 20042112337

1289One Way TicketUSU Personal Contest 20041283399

1290SabotageSpring School Contest 2004644080

1291Gear-wheelsSpring School Contest 20041332385

1292Mars Space StationsSpring School Contest 20041349380

1293EniyaSpring School Contest 20043551415

1294Mars SatellitesSpring School Contest 20041627316

1295Crazy NotionsSpring School Contest 20043413151

1296HyperjumpSpring School Contest 2004817163

1297PalindromeSpring School Contest 2004628382

1298KnightSpring School Contest 20042209233

1299PsyloniansSpring School Contest 20043231552