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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021773249

1201Which Day Is It?USU Local Contest. March 20021270347

1202Rectangles TravelUSU Local Contest. March 2002979450

1203Scientific ConferenceUSU Local Contest. March 2002505588

1204IdempotentsUSU Local Contest. March 20021949227

1205By the Underground or by Foot?USU Local Contest. March 20021895233

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023679121

1207Median on the PlaneUSU Local Contest. March 20022005221

1208Legendary Teams ContestUSU Local Contest. March 20022081213

12091, 10, 100, 1000...Autumn School Contest 20021205837

1210Kind SpiritsAutumn School Contest 20023016148

1211Collective GuaranteeAutumn School Contest 20021377324

1212BattleshipAutumn School Contest 2002884502

1213Cockroaches!Autumn School Contest 20022651169

1214Strange ProcedureAutumn School Contest 20024444101

1215Exactness of Projectile HitAutumn School Contest 20021488300

1216Two Pawns and One KingUSU Championship 20022122023

1217Unlucky TicketsUSU Championship 20021099405

1218Episode N-th: The Jedi TournamentUSU Championship 20021351330

1219Symbolic SequenceUSU Championship 20023850116

1220StacksUSU Championship 20021566285

1221Malevich Strikes Back!USU Championship 20021066417

1222Chernobyl’ EaglesUSU Championship 20023216139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021389321

1224SpiralNEERC 2002 Central Subregional662568

1225FlagsNEERC 2002 Central Subregional1177538

1226esreveR redrONEERC 2002 Central Subregional4023111

1227Rally ChampionshipNEERC 2002 Central Subregional1434311

1228ArrayNEERC 2002 Central Subregional4305104

1229Strong BrickworkNEERC 2002 Central Subregional1152387

1230Introspective ProgramNEERC 2002 Central Subregional600737

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012129

1232Asteroid LandingNEERC 2002 Central Subregional1862292

1233Amusing NumbersNEERC 2002467943

1234BricksNEERC 2002664668

1235Cricket FieldNEERC 2002588752

1236Decoding TaskNEERC 2002890500

1237Evacuation PlanNEERC 2002461957

1238FoldingNEERC 20021007443

1239Ghost BustersNEERC 20021432941

1240Heroes of Might and MagicNEERC 20023041433

1241Inlay CuttersNEERC 20022621656

1242WerewolfUSU Personal Contest 20032160208

1243Divorce of the Seven DwarfsUSU Personal Contest 2003880751

1244GentlemenUSU Personal Contest 20031685266

1245PicturesUSU Personal Contest 2003481920

1246Tethered DogUSU Personal Contest 20031308343

1247Check a SequenceUSU Personal Contest 20031887238

1248Sequence SumUSU Personal Contest 2003681653

1249Ancient NecropolisUSU Local Contest. March 20032107213

1250Sea BurialUSU Local Contest. March 2003625711

1251Cemetery ManagerUSU Local Contest. March 20032801558

1252Sorting the TombstonesUSU Local Contest. March 20031103406

1253NecrologuesUSU Local Contest. March 2003661673

1254Die HardUSU Local Contest. March 2003685650

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031672269

1256Cemetery GuardUSU Local Contest. March 20031852317

1257HyphenationAutumn School Contest 20032571707

1258PoolAutumn School Contest 20031076420

1259How to Become Star?Autumn School Contest 20031167387

1260Nudnik PhotographerAutumn School Contest 20034033113

1261TipsAutumn School Contest 20031334339

1262Pseudo-Roman NumberAutumn School Contest 20031208374

1263ElectionsAutumn School Contest 20031028744

1264WorkdaysAutumn School Contest 20031927124

1265MirrorUSU Championship 20032951495

1266Kirchhoff's LawUSU Championship 20032991475

1267Yekaterinburg SubwayUSU Championship 20032221965

1268Little ChuUSU Championship 2003592757

1269Obscene Words FilterUSU Championship 2003515868

1270UnicubeUSU Championship 20031782425

1271Sailing DirectionsUSU Championship 2003854799

1272Non-Yekaterinburg SubwayUSU Championship 20032949154

1273TieUSU Championship 2003949475

1274Fractional ArithmeticNEERC 2003 Central Subregional654687

1275Knights of the Round TableNEERC 2003 Central Subregional1612668

1276TrainNEERC 2003 Central Subregional569788

1277Cops and ThievesNEERC 2003 Central Subregional570786

1278“… Connecting People”NEERC 2003 Central Subregional452987

1279WarehouseNEERC 2003 Central Subregional1080419

1280Topological SortingNEERC 2003 Central Subregional3092147

1281River BasinNEERC 2003 Central Subregional3181391

1282Game TreeNEERC 2003 Central Subregional1341338

1283DwarfUSU Personal Contest 20043793120

1284Space PokerUSU Personal Contest 20041862337

1285Thread in a HyperspaceUSU Personal Contest 20042451797

1286Starship TravelUSU Personal Contest 2004665679

1287Mars CanalsUSU Personal Contest 20041185383

1288AstrolocationUSU Personal Contest 20041972213

1289One Way TicketUSU Personal Contest 20041173387

1290SabotageSpring School Contest 2004574080

1291Gear-wheelsSpring School Contest 20041131402

1292Mars Space StationsSpring School Contest 20041245365

1293EniyaSpring School Contest 20042775617

1294Mars SatellitesSpring School Contest 20041465311

1295Crazy NotionsSpring School Contest 20042979153

1296HyperjumpSpring School Contest 2004493093

1297PalindromeSpring School Contest 2004531186

1298KnightSpring School Contest 20041780256

1299PsyloniansSpring School Contest 20042991483