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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021728250

1201Which Day Is It?USU Local Contest. March 20021246345

1202Rectangles TravelUSU Local Contest. March 2002960447

1203Scientific ConferenceUSU Local Contest. March 2002481990

1204IdempotentsUSU Local Contest. March 20021891228

1205By the Underground or by Foot?USU Local Contest. March 20021834235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023574121

1207Median on the PlaneUSU Local Contest. March 20022520171

1208Legendary Teams ContestUSU Local Contest. March 20022268190

12091, 10, 100, 1000...Autumn School Contest 20021137238

1210Kind SpiritsAutumn School Contest 20022902150

1211Collective GuaranteeAutumn School Contest 20021337325

1212BattleshipAutumn School Contest 2002863502

1213Cockroaches!Autumn School Contest 20022583169

1214Strange ProcedureAutumn School Contest 20024302102

1215Exactness of Projectile HitAutumn School Contest 20021431304

1216Two Pawns and One KingUSU Championship 20022072019

1217Unlucky TicketsUSU Championship 20021072405

1218Episode N-th: The Jedi TournamentUSU Championship 20021319330

1219Symbolic SequenceUSU Championship 20023729117

1220StacksUSU Championship 20021535284

1221Malevich Strikes Back!USU Championship 20021045415

1222Chernobyl’ EaglesUSU Championship 20023113140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021338325

1224SpiralNEERC 2002 Central Subregional635969

1225FlagsNEERC 2002 Central Subregional1118539

1226esreveR redrONEERC 2002 Central Subregional3873113

1227Rally ChampionshipNEERC 2002 Central Subregional1387314

1228ArrayNEERC 2002 Central Subregional4191104

1229Strong BrickworkNEERC 2002 Central Subregional1119388

1230Introspective ProgramNEERC 2002 Central Subregional596723

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1962127

1232Asteroid LandingNEERC 2002 Central Subregional1852247

1233Amusing NumbersNEERC 2002459936

1234BricksNEERC 2002647668

1235Cricket FieldNEERC 2002573753

1236Decoding TaskNEERC 2002880493

1237Evacuation PlanNEERC 2002459937

1238FoldingNEERC 2002977445

1239Ghost BustersNEERC 20021412907

1240Heroes of Might and MagicNEERC 20023001416

1241Inlay CuttersNEERC 20022601628

1242WerewolfUSU Personal Contest 20032042215

1243Divorce of the Seven DwarfsUSU Personal Contest 2003837653

1244GentlemenUSU Personal Contest 20031613271

1245PicturesUSU Personal Contest 2003470918

1246Tethered DogUSU Personal Contest 20031267345

1247Check a SequenceUSU Personal Contest 20031815241

1248Sequence SumUSU Personal Contest 2003670648

1249Ancient NecropolisUSU Local Contest. March 20032036215

1250Sea BurialUSU Local Contest. March 2003611710

1251Cemetery ManagerUSU Local Contest. March 20032761541

1252Sorting the TombstonesUSU Local Contest. March 20031065410

1253NecrologuesUSU Local Contest. March 2003655663

1254Die HardUSU Local Contest. March 2003673645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031625270

1256Cemetery GuardUSU Local Contest. March 20031832284

1257HyphenationAutumn School Contest 20032541685

1258PoolAutumn School Contest 20031020432

1259How to Become Star?Autumn School Contest 20031134389

1260Nudnik PhotographerAutumn School Contest 20033852115

1261TipsAutumn School Contest 20031286343

1262Pseudo-Roman NumberAutumn School Contest 20031184373

1263ElectionsAutumn School Contest 2003975346

1264WorkdaysAutumn School Contest 20031796525

1265MirrorUSU Championship 20032901483

1266Kirchhoff's LawUSU Championship 20032961454

1267Yekaterinburg SubwayUSU Championship 20032191943

1268Little ChuUSU Championship 2003572765

1269Obscene Words FilterUSU Championship 2003502869

1270UnicubeUSU Championship 20031752406

1271Sailing DirectionsUSU Championship 2003854685

1272Non-Yekaterinburg SubwayUSU Championship 20032803158

1273TieUSU Championship 2003929474

1274Fractional ArithmeticNEERC 2003 Central Subregional640685

1275Knights of the Round TableNEERC 2003 Central Subregional1582651

1276TrainNEERC 2003 Central Subregional560781

1277Cops and ThievesNEERC 2003 Central Subregional560781

1278“… Connecting People”NEERC 2003 Central Subregional447974

1279WarehouseNEERC 2003 Central Subregional1059417

1280Topological SortingNEERC 2003 Central Subregional2949150

1281River BasinNEERC 2003 Central Subregional3131379

1282Game TreeNEERC 2003 Central Subregional1280345

1283DwarfUSU Personal Contest 20043644122

1284Space PokerUSU Personal Contest 20041832318

1285Thread in a HyperspaceUSU Personal Contest 20042271887

1286Starship TravelUSU Personal Contest 2004647681

1287Mars CanalsUSU Personal Contest 20041157383

1288AstrolocationUSU Personal Contest 20041932203

1289One Way TicketUSU Personal Contest 20041132392

1290SabotageSpring School Contest 2004550281

1291Gear-wheelsSpring School Contest 20041080411

1292Mars Space StationsSpring School Contest 20041207368

1293EniyaSpring School Contest 20042586917

1294Mars SatellitesSpring School Contest 20041410315

1295Crazy NotionsSpring School Contest 20042877155

1296HyperjumpSpring School Contest 2004466496

1297PalindromeSpring School Contest 2004509388

1298KnightSpring School Contest 20041736256

1299PsyloniansSpring School Contest 20042931477