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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021983256

1201Which Day Is It?USU Local Contest. March 20021389365

1202Rectangles TravelUSU Local Contest. March 20021143443

1203Scientific ConferenceUSU Local Contest. March 2002655978

1204IdempotentsUSU Local Contest. March 20022211230

1205By the Underground or by Foot?USU Local Contest. March 20022174234

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024102124

1207Median on the PlaneUSU Local Contest. March 20024356117

1208Legendary Teams ContestUSU Local Contest. March 20022422210

12091, 10, 100, 1000...Autumn School Contest 20021504934

1210Kind SpiritsAutumn School Contest 20023040169

1211Collective GuaranteeAutumn School Contest 20021646311

1212BattleshipAutumn School Contest 20021035492

1213Cockroaches!Autumn School Contest 20023001171

1214Strange ProcedureAutumn School Contest 20025011102

1215Exactness of Projectile HitAutumn School Contest 20021699301

1216Two Pawns and One KingUSU Championship 20022452019

1217Unlucky TicketsUSU Championship 20021252408

1218Episode N-th: The Jedi TournamentUSU Championship 20021583323

1219Symbolic SequenceUSU Championship 20024253121

1220StacksUSU Championship 20021826280

1221Malevich Strikes Back!USU Championship 20021208423

1222Chernobyl’ EaglesUSU Championship 20023564144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021761291

1224SpiralNEERC 2002 Central Subregional777066

1225FlagsNEERC 2002 Central Subregional1470435

1226esreveR redrONEERC 2002 Central Subregional4514114

1227Rally ChampionshipNEERC 2002 Central Subregional1701301

1228ArrayNEERC 2002 Central Subregional4735109

1229Strong BrickworkNEERC 2002 Central Subregional1328385

1230Introspective ProgramNEERC 2002 Central Subregional640792

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2282163

1232Asteroid LandingNEERC 2002 Central Subregional2102340

1233Amusing NumbersNEERC 2002561903

1234BricksNEERC 2002742685

1235Cricket FieldNEERC 2002661768

1236Decoding TaskNEERC 20021024499

1237Evacuation PlanNEERC 2002514985

1238FoldingNEERC 20021233415

1239Ghost BustersNEERC 20021593050

1240Heroes of Might and MagicNEERC 20023581401

1241Inlay CuttersNEERC 20022961686

1242WerewolfUSU Personal Contest 20032947175

1243Divorce of the Seven DwarfsUSU Personal Contest 20031054849

1244GentlemenUSU Personal Contest 20032025254

1245PicturesUSU Personal Contest 2003538943

1246Tethered DogUSU Personal Contest 20031540333

1247Check a SequenceUSU Personal Contest 20032134241

1248Sequence SumUSU Personal Contest 2003778656

1249Ancient NecropolisUSU Local Contest. March 20032334221

1250Sea BurialUSU Local Contest. March 2003704724

1251Cemetery ManagerUSU Local Contest. March 20033381486

1252Sorting the TombstonesUSU Local Contest. March 20031296396

1253NecrologuesUSU Local Contest. March 2003741689

1254Die HardUSU Local Contest. March 2003791646

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031825282

1256Cemetery GuardUSU Local Contest. March 20032202248

1257HyphenationAutumn School Contest 20032921724

1258PoolAutumn School Contest 20031238417

1259How to Become Star?Autumn School Contest 20031302397

1260Nudnik PhotographerAutumn School Contest 20034665111

1261TipsAutumn School Contest 20031572329

1262Pseudo-Roman NumberAutumn School Contest 20031325390

1263ElectionsAutumn School Contest 20031221443

1264WorkdaysAutumn School Contest 20032480421

1265MirrorUSU Championship 20033321523

1266Kirchhoff's LawUSU Championship 20033601407

1267Yekaterinburg SubwayUSU Championship 20032941713

1268Little ChuUSU Championship 2003709724

1269Obscene Words FilterUSU Championship 2003606845

1270UnicubeUSU Championship 20032212254

1271Sailing DirectionsUSU Championship 20031084413

1272Non-Yekaterinburg SubwayUSU Championship 20033599144

1273TieUSU Championship 20031116462

1274Fractional ArithmeticNEERC 2003 Central Subregional759677

1275Knights of the Round TableNEERC 2003 Central Subregional2202265

1276TrainNEERC 2003 Central Subregional700734

1277Cops and ThievesNEERC 2003 Central Subregional594863

1278“… Connecting People”NEERC 2003 Central Subregional521981

1279WarehouseNEERC 2003 Central Subregional1220424

1280Topological SortingNEERC 2003 Central Subregional3700140

1281River BasinNEERC 2003 Central Subregional2821784

1282Game TreeNEERC 2003 Central Subregional1534337

1283DwarfUSU Personal Contest 20044515116

1284Space PokerUSU Personal Contest 20042222253

1285Thread in a HyperspaceUSU Personal Contest 20043191589

1286Starship TravelUSU Personal Contest 2004790653

1287Mars CanalsUSU Personal Contest 20041358382

1288AstrolocationUSU Personal Contest 20042272205

1289One Way TicketUSU Personal Contest 20041304398

1290SabotageSpring School Contest 2004649980

1291Gear-wheelsSpring School Contest 20041358382

1292Mars Space StationsSpring School Contest 20041367380

1293EniyaSpring School Contest 20043608714

1294Mars SatellitesSpring School Contest 20041640317

1295Crazy NotionsSpring School Contest 20043444151

1296HyperjumpSpring School Contest 2004854861

1297PalindromeSpring School Contest 2004635582

1298KnightSpring School Contest 20042229234

1299PsyloniansSpring School Contest 20043321529