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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021824250

1201Which Day Is It?USU Local Contest. March 20021296351

1202Rectangles TravelUSU Local Contest. March 20021029441

1203Scientific ConferenceUSU Local Contest. March 2002531886

1204IdempotentsUSU Local Contest. March 20022023225

1205By the Underground or by Foot?USU Local Contest. March 20021997228

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023823120

1207Median on the PlaneUSU Local Contest. March 20022244203

1208Legendary Teams ContestUSU Local Contest. March 20022168210

12091, 10, 100, 1000...Autumn School Contest 20021278136

1210Kind SpiritsAutumn School Contest 20023147146

1211Collective GuaranteeAutumn School Contest 20021442318

1212BattleshipAutumn School Contest 2002907504

1213Cockroaches!Autumn School Contest 20022752167

1214Strange ProcedureAutumn School Contest 20024616100

1215Exactness of Projectile HitAutumn School Contest 20021541298

1216Two Pawns and One KingUSU Championship 20022162046

1217Unlucky TicketsUSU Championship 20021126407

1218Episode N-th: The Jedi TournamentUSU Championship 20021430321

1219Symbolic SequenceUSU Championship 20023980116

1220StacksUSU Championship 20021696271

1221Malevich Strikes Back!USU Championship 20021098417

1222Chernobyl’ EaglesUSU Championship 20023340138

1223Chernobyl’ Eagle on a RoofUSU Championship 20021448317

1224SpiralNEERC 2002 Central Subregional687567

1225FlagsNEERC 2002 Central Subregional1242337

1226esreveR redrONEERC 2002 Central Subregional4167111

1227Rally ChampionshipNEERC 2002 Central Subregional1506305

1228ArrayNEERC 2002 Central Subregional4447104

1229Strong BrickworkNEERC 2002 Central Subregional1234372

1230Introspective ProgramNEERC 2002 Central Subregional621733

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2072131

1232Asteroid LandingNEERC 2002 Central Subregional1862359

1233Amusing NumbersNEERC 2002483939

1234BricksNEERC 2002686665

1235Cricket FieldNEERC 2002614742

1236Decoding TaskNEERC 2002927494

1237Evacuation PlanNEERC 2002475956

1238FoldingNEERC 20021076427

1239Ghost BustersNEERC 20021472950

1240Heroes of Might and MagicNEERC 20023241387

1241Inlay CuttersNEERC 20022701656

1242WerewolfUSU Personal Contest 20032279203

1243Divorce of the Seven DwarfsUSU Personal Contest 2003920250

1244GentlemenUSU Personal Contest 20031792258

1245PicturesUSU Personal Contest 2003497917

1246Tethered DogUSU Personal Contest 20031387333

1247Check a SequenceUSU Personal Contest 20031964235

1248Sequence SumUSU Personal Contest 2003703652

1249Ancient NecropolisUSU Local Contest. March 20032185212

1250Sea BurialUSU Local Contest. March 2003644711

1251Cemetery ManagerUSU Local Contest. March 20032721649

1252Sorting the TombstonesUSU Local Contest. March 20031161397

1253NecrologuesUSU Local Contest. March 2003672682

1254Die HardUSU Local Contest. March 2003721636

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031717269

1256Cemetery GuardUSU Local Contest. March 20031962257

1257HyphenationAutumn School Contest 20032631717

1258PoolAutumn School Contest 20031118416

1259How to Become Star?Autumn School Contest 20031189391

1260Nudnik PhotographerAutumn School Contest 20034214111

1261TipsAutumn School Contest 20031386336

1262Pseudo-Roman NumberAutumn School Contest 20031227379

1263ElectionsAutumn School Contest 20031071344

1264WorkdaysAutumn School Contest 20032060923

1265MirrorUSU Championship 20033031498

1266Kirchhoff's LawUSU Championship 20033111461

1267Yekaterinburg SubwayUSU Championship 20032311946

1268Little ChuUSU Championship 2003621743

1269Obscene Words FilterUSU Championship 2003544846

1270UnicubeUSU Championship 20031832430

1271Sailing DirectionsUSU Championship 2003924597

1272Non-Yekaterinburg SubwayUSU Championship 20033093151

1273TieUSU Championship 2003986471

1274Fractional ArithmeticNEERC 2003 Central Subregional678682

1275Knights of the Round TableNEERC 2003 Central Subregional1622728

1276TrainNEERC 2003 Central Subregional597773

1277Cops and ThievesNEERC 2003 Central Subregional589783

1278“… Connecting People”NEERC 2003 Central Subregional467984

1279WarehouseNEERC 2003 Central Subregional1117416

1280Topological SortingNEERC 2003 Central Subregional3270143

1281River BasinNEERC 2003 Central Subregional3271392

1282Game TreeNEERC 2003 Central Subregional1392335

1283DwarfUSU Personal Contest 20043941119

1284Space PokerUSU Personal Contest 20041902356

1285Thread in a HyperspaceUSU Personal Contest 20042721671

1286Starship TravelUSU Personal Contest 2004681682

1287Mars CanalsUSU Personal Contest 20041257372

1288AstrolocationUSU Personal Contest 20042022222

1289One Way TicketUSU Personal Contest 20041200389

1290SabotageSpring School Contest 2004596779

1291Gear-wheelsSpring School Contest 20041177397

1292Mars Space StationsSpring School Contest 20041273367

1293EniyaSpring School Contest 20042975816

1294Mars SatellitesSpring School Contest 20041519308

1295Crazy NotionsSpring School Contest 20043104151

1296HyperjumpSpring School Contest 2004541087

1297PalindromeSpring School Contest 2004565883

1298KnightSpring School Contest 20041810259

1299PsyloniansSpring School Contest 20043091478