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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021664249

1201Which Day Is It?USU Local Contest. March 20021208343

1202Rectangles TravelUSU Local Contest. March 2002938440

1203Scientific ConferenceUSU Local Contest. March 2002442694

1204IdempotentsUSU Local Contest. March 20021801231

1205By the Underground or by Foot?USU Local Contest. March 20021754237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023389123

1207Median on the PlaneUSU Local Contest. March 20022315180

1208Legendary Teams ContestUSU Local Contest. March 20022167192

12091, 10, 100, 1000...Autumn School Contest 20021047540

1210Kind SpiritsAutumn School Contest 20022759152

1211Collective GuaranteeAutumn School Contest 20021293324

1212BattleshipAutumn School Contest 2002830502

1213Cockroaches!Autumn School Contest 20022463171

1214Strange ProcedureAutumn School Contest 20024111102

1215Exactness of Projectile HitAutumn School Contest 20021374305

1216Two Pawns and One KingUSU Championship 20022031982

1217Unlucky TicketsUSU Championship 20021035404

1218Episode N-th: The Jedi TournamentUSU Championship 20021269330

1219Symbolic SequenceUSU Championship 20023551119

1220StacksUSU Championship 20021499280

1221Malevich Strikes Back!USU Championship 20021019410

1222Chernobyl’ EaglesUSU Championship 20022988141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021268330

1224SpiralNEERC 2002 Central Subregional598970

1225FlagsNEERC 2002 Central Subregional1025641

1226esreveR redrONEERC 2002 Central Subregional3669115

1227Rally ChampionshipNEERC 2002 Central Subregional1335314

1228ArrayNEERC 2002 Central Subregional4026105

1229Strong BrickworkNEERC 2002 Central Subregional1089384

1230Introspective ProgramNEERC 2002 Central Subregional577719

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1932080

1232Asteroid LandingNEERC 2002 Central Subregional1842176

1233Amusing NumbersNEERC 2002452915

1234BricksNEERC 2002632659

1235Cricket FieldNEERC 2002554750

1236Decoding TaskNEERC 2002854489

1237Evacuation PlanNEERC 2002452917

1238FoldingNEERC 2002939446

1239Ghost BustersNEERC 20021412801

1240Heroes of Might and MagicNEERC 20022891414

1241Inlay CuttersNEERC 20022591574

1242WerewolfUSU Personal Contest 20031921220

1243Divorce of the Seven DwarfsUSU Personal Contest 2003782254

1244GentlemenUSU Personal Contest 20031538274

1245PicturesUSU Personal Contest 2003453917

1246Tethered DogUSU Personal Contest 20031217346

1247Check a SequenceUSU Personal Contest 20031743242

1248Sequence SumUSU Personal Contest 2003649644

1249Ancient NecropolisUSU Local Contest. March 20031972214

1250Sea BurialUSU Local Contest. March 2003590708

1251Cemetery ManagerUSU Local Contest. March 20032711512

1252Sorting the TombstonesUSU Local Contest. March 20031023411

1253NecrologuesUSU Local Contest. March 2003635659

1254Die HardUSU Local Contest. March 2003641653

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031574268

1256Cemetery GuardUSU Local Contest. March 20031812224

1257HyphenationAutumn School Contest 20032481662

1258PoolAutumn School Contest 2003983432

1259How to Become Star?Autumn School Contest 20031100386

1260Nudnik PhotographerAutumn School Contest 20033609119

1261TipsAutumn School Contest 20031213351

1262Pseudo-Roman NumberAutumn School Contest 20031165365

1263ElectionsAutumn School Contest 2003916147

1264WorkdaysAutumn School Contest 20031614127

1265MirrorUSU Championship 20032831465

1266Kirchhoff's LawUSU Championship 20032821470

1267Yekaterinburg SubwayUSU Championship 20032051996

1268Little ChuUSU Championship 2003530795

1269Obscene Words FilterUSU Championship 2003518813

1270UnicubeUSU Championship 20031712371

1271Sailing DirectionsUSU Championship 2003844566

1272Non-Yekaterinburg SubwayUSU Championship 20032641162

1273TieUSU Championship 2003892476

1274Fractional ArithmeticNEERC 2003 Central Subregional620682

1275Knights of the Round TableNEERC 2003 Central Subregional1572572

1276TrainNEERC 2003 Central Subregional528798

1277Cops and ThievesNEERC 2003 Central Subregional522807

1278“… Connecting People”NEERC 2003 Central Subregional437961

1279WarehouseNEERC 2003 Central Subregional1116381

1280Topological SortingNEERC 2003 Central Subregional2713158

1281River BasinNEERC 2003 Central Subregional3081350

1282Game TreeNEERC 2003 Central Subregional1226347

1283DwarfUSU Personal Contest 20043437125

1284Space PokerUSU Personal Contest 20041792283

1285Thread in a HyperspaceUSU Personal Contest 2004461916

1286Starship TravelUSU Personal Contest 2004626678

1287Mars CanalsUSU Personal Contest 20041114384

1288AstrolocationUSU Personal Contest 20041902158

1289One Way TicketUSU Personal Contest 20041093391

1290SabotageSpring School Contest 2004521083

1291Gear-wheelsSpring School Contest 20041044410

1292Mars Space StationsSpring School Contest 20041172365

1293EniyaSpring School Contest 20042321519

1294Mars SatellitesSpring School Contest 20041365314

1295Crazy NotionsSpring School Contest 20042709159

1296HyperjumpSpring School Contest 20044172103

1297PalindromeSpring School Contest 2004477690

1298KnightSpring School Contest 20041670257

1299PsyloniansSpring School Contest 20042871454