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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021703249

1201Which Day Is It?USU Local Contest. March 20021231344

1202Rectangles TravelUSU Local Contest. March 2002950445

1203Scientific ConferenceUSU Local Contest. March 2002461992

1204IdempotentsUSU Local Contest. March 20021861228

1205By the Underground or by Foot?USU Local Contest. March 20021803236

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023494122

1207Median on the PlaneUSU Local Contest. March 20022448174

1208Legendary Teams ContestUSU Local Contest. March 20022225191

12091, 10, 100, 1000...Autumn School Contest 20021100039

1210Kind SpiritsAutumn School Contest 20022843151

1211Collective GuaranteeAutumn School Contest 20021321324

1212BattleshipAutumn School Contest 2002852500

1213Cockroaches!Autumn School Contest 20022530170

1214Strange ProcedureAutumn School Contest 20024220102

1215Exactness of Projectile HitAutumn School Contest 20021411303

1216Two Pawns and One KingUSU Championship 20022052007

1217Unlucky TicketsUSU Championship 20021058404

1218Episode N-th: The Jedi TournamentUSU Championship 20021293331

1219Symbolic SequenceUSU Championship 20023661118

1220StacksUSU Championship 20021523281

1221Malevich Strikes Back!USU Championship 20021030415

1222Chernobyl’ EaglesUSU Championship 20023062140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021307328

1224SpiralNEERC 2002 Central Subregional620869

1225FlagsNEERC 2002 Central Subregional1077040

1226esreveR redrONEERC 2002 Central Subregional3772114

1227Rally ChampionshipNEERC 2002 Central Subregional1367313

1228ArrayNEERC 2002 Central Subregional4125104

1229Strong BrickworkNEERC 2002 Central Subregional1114384

1230Introspective ProgramNEERC 2002 Central Subregional589721

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1942116

1232Asteroid LandingNEERC 2002 Central Subregional1842225

1233Amusing NumbersNEERC 2002456928

1234BricksNEERC 2002640665

1235Cricket FieldNEERC 2002563755

1236Decoding TaskNEERC 2002874489

1237Evacuation PlanNEERC 2002457927

1238FoldingNEERC 2002968443

1239Ghost BustersNEERC 20021412863

1240Heroes of Might and MagicNEERC 20022921432

1241Inlay CuttersNEERC 20022601603

1242WerewolfUSU Personal Contest 20031988217

1243Divorce of the Seven DwarfsUSU Personal Contest 2003812853

1244GentlemenUSU Personal Contest 20031586272

1245PicturesUSU Personal Contest 2003458927

1246Tethered DogUSU Personal Contest 20031246346

1247Check a SequenceUSU Personal Contest 20031785242

1248Sequence SumUSU Personal Contest 2003660648

1249Ancient NecropolisUSU Local Contest. March 20032010215

1250Sea BurialUSU Local Contest. March 2003599713

1251Cemetery ManagerUSU Local Contest. March 20032731534

1252Sorting the TombstonesUSU Local Contest. March 20031050410

1253NecrologuesUSU Local Contest. March 2003644664

1254Die HardUSU Local Contest. March 2003658650

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031601270

1256Cemetery GuardUSU Local Contest. March 20031822262

1257HyphenationAutumn School Contest 20032501686

1258PoolAutumn School Contest 20031003433

1259How to Become Star?Autumn School Contest 20031120388

1260Nudnik PhotographerAutumn School Contest 20033750117

1261TipsAutumn School Contest 20031258346

1262Pseudo-Roman NumberAutumn School Contest 20031179369

1263ElectionsAutumn School Contest 2003951046

1264WorkdaysAutumn School Contest 20031706826

1265MirrorUSU Championship 20032861481

1266Kirchhoff's LawUSU Championship 20032901462

1267Yekaterinburg SubwayUSU Championship 20032141958

1268Little ChuUSU Championship 2003554778

1269Obscene Words FilterUSU Championship 2003538800

1270UnicubeUSU Championship 20031732396

1271Sailing DirectionsUSU Championship 2003854616

1272Non-Yekaterinburg SubwayUSU Championship 20032723160

1273TieUSU Championship 2003910477

1274Fractional ArithmeticNEERC 2003 Central Subregional635680

1275Knights of the Round TableNEERC 2003 Central Subregional1582612

1276TrainNEERC 2003 Central Subregional548786

1277Cops and ThievesNEERC 2003 Central Subregional541796

1278“… Connecting People”NEERC 2003 Central Subregional444966

1279WarehouseNEERC 2003 Central Subregional1050414

1280Topological SortingNEERC 2003 Central Subregional2848154

1281River BasinNEERC 2003 Central Subregional3111367

1282Game TreeNEERC 2003 Central Subregional1262345

1283DwarfUSU Personal Contest 20043559124

1284Space PokerUSU Personal Contest 20041812308

1285Thread in a HyperspaceUSU Personal Contest 20042141968

1286Starship TravelUSU Personal Contest 2004637681

1287Mars CanalsUSU Personal Contest 20041144382

1288AstrolocationUSU Personal Contest 20041902204

1289One Way TicketUSU Personal Contest 20041114392

1290SabotageSpring School Contest 2004536382

1291Gear-wheelsSpring School Contest 20041064411

1292Mars Space StationsSpring School Contest 20041196366

1293EniyaSpring School Contest 20042460518

1294Mars SatellitesSpring School Contest 20041383317

1295Crazy NotionsSpring School Contest 20042809156

1296HyperjumpSpring School Contest 2004442699

1297PalindromeSpring School Contest 2004494989

1298KnightSpring School Contest 20041708257

1299PsyloniansSpring School Contest 20042911465