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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021892252

1201Which Day Is It?USU Local Contest. March 20021336356

1202Rectangles TravelUSU Local Contest. March 20021054450

1203Scientific ConferenceUSU Local Contest. March 2002573583

1204IdempotentsUSU Local Contest. March 20022109226

1205By the Underground or by Foot?USU Local Contest. March 20022029235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023942121

1207Median on the PlaneUSU Local Contest. March 20023021158

1208Legendary Teams ContestUSU Local Contest. March 20022255212

12091, 10, 100, 1000...Autumn School Contest 20021385435

1210Kind SpiritsAutumn School Contest 20022973162

1211Collective GuaranteeAutumn School Contest 20021547310

1212BattleshipAutumn School Contest 2002964496

1213Cockroaches!Autumn School Contest 20022852169

1214Strange ProcedureAutumn School Contest 20024788101

1215Exactness of Projectile HitAutumn School Contest 20021602300

1216Two Pawns and One KingUSU Championship 20022242065

1217Unlucky TicketsUSU Championship 20021169410

1218Episode N-th: The Jedi TournamentUSU Championship 20021492322

1219Symbolic SequenceUSU Championship 20024098118

1220StacksUSU Championship 20021755274

1221Malevich Strikes Back!USU Championship 20021130424

1222Chernobyl’ EaglesUSU Championship 20023450140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021621296

1224SpiralNEERC 2002 Central Subregional724367

1225FlagsNEERC 2002 Central Subregional1340136

1226esreveR redrONEERC 2002 Central Subregional4325112

1227Rally ChampionshipNEERC 2002 Central Subregional1578304

1228ArrayNEERC 2002 Central Subregional4566106

1229Strong BrickworkNEERC 2002 Central Subregional1274376

1230Introspective ProgramNEERC 2002 Central Subregional634751

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2172130

1232Asteroid LandingNEERC 2002 Central Subregional1922393

1233Amusing NumbersNEERC 2002500949

1234BricksNEERC 2002700682

1235Cricket FieldNEERC 2002628759

1236Decoding TaskNEERC 2002948505

1237Evacuation PlanNEERC 2002486977

1238FoldingNEERC 20021138422

1239Ghost BustersNEERC 20021493044

1240Heroes of Might and MagicNEERC 20023341407

1241Inlay CuttersNEERC 20022821659

1242WerewolfUSU Personal Contest 20032681180

1243Divorce of the Seven DwarfsUSU Personal Contest 2003974150

1244GentlemenUSU Personal Contest 20031894255

1245PicturesUSU Personal Contest 2003507939

1246Tethered DogUSU Personal Contest 20031460330

1247Check a SequenceUSU Personal Contest 20032031238

1248Sequence SumUSU Personal Contest 2003722663

1249Ancient NecropolisUSU Local Contest. March 20032257214

1250Sea BurialUSU Local Contest. March 2003666719

1251Cemetery ManagerUSU Local Contest. March 20033111513

1252Sorting the TombstonesUSU Local Contest. March 20031204400

1253NecrologuesUSU Local Contest. March 2003688696

1254Die HardUSU Local Contest. March 2003743645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031767273

1256Cemetery GuardUSU Local Contest. March 20032022291

1257HyphenationAutumn School Contest 20032741723

1258PoolAutumn School Contest 20031169415

1259How to Become Star?Autumn School Contest 20031237392

1260Nudnik PhotographerAutumn School Contest 20034414111

1261TipsAutumn School Contest 20031462332

1262Pseudo-Roman NumberAutumn School Contest 20031265384

1263ElectionsAutumn School Contest 20031130243

1264WorkdaysAutumn School Contest 20032266422

1265MirrorUSU Championship 20033101530

1266Kirchhoff's LawUSU Championship 20033221475

1267Yekaterinburg SubwayUSU Championship 20032501883

1268Little ChuUSU Championship 2003658733

1269Obscene Words FilterUSU Championship 2003576836

1270UnicubeUSU Championship 20031952389

1271Sailing DirectionsUSU Championship 2003954663

1272Non-Yekaterinburg SubwayUSU Championship 20033255150

1273TieUSU Championship 20031037468

1274Fractional ArithmeticNEERC 2003 Central Subregional699691

1275Knights of the Round TableNEERC 2003 Central Subregional1902449

1276TrainNEERC 2003 Central Subregional646747

1277Cops and ThievesNEERC 2003 Central Subregional611789

1278“… Connecting People”NEERC 2003 Central Subregional492976

1279WarehouseNEERC 2003 Central Subregional1165417

1280Topological SortingNEERC 2003 Central Subregional3433142

1281River BasinNEERC 2003 Central Subregional3431388

1282Game TreeNEERC 2003 Central Subregional1453335

1283DwarfUSU Personal Contest 20044107119

1284Space PokerUSU Personal Contest 20041982364

1285Thread in a HyperspaceUSU Personal Contest 20042911634

1286Starship TravelUSU Personal Contest 2004721673

1287Mars CanalsUSU Personal Contest 20041303375

1288AstrolocationUSU Personal Contest 20042032309

1289One Way TicketUSU Personal Contest 20041231396

1290SabotageSpring School Contest 2004621179

1291Gear-wheelsSpring School Contest 20041238394

1292Mars Space StationsSpring School Contest 20041308373

1293EniyaSpring School Contest 20043287415

1294Mars SatellitesSpring School Contest 20041580309

1295Crazy NotionsSpring School Contest 20043250151

1296HyperjumpSpring School Contest 2004654575

1297PalindromeSpring School Contest 2004599582

1298KnightSpring School Contest 20042142229

1299PsyloniansSpring School Contest 20043191495