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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021847250

1201Which Day Is It?USU Local Contest. March 20021306353

1202Rectangles TravelUSU Local Contest. March 20021032446

1203Scientific ConferenceUSU Local Contest. March 2002547185

1204IdempotentsUSU Local Contest. March 20022055225

1205By the Underground or by Foot?USU Local Contest. March 20022018229

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023861120

1207Median on the PlaneUSU Local Contest. March 20022592178

1208Legendary Teams ContestUSU Local Contest. March 20022190211

12091, 10, 100, 1000...Autumn School Contest 20021304636

1210Kind SpiritsAutumn School Contest 20022893161

1211Collective GuaranteeAutumn School Contest 20021462318

1212BattleshipAutumn School Contest 2002926500

1213Cockroaches!Autumn School Contest 20022774168

1214Strange ProcedureAutumn School Contest 20024667100

1215Exactness of Projectile HitAutumn School Contest 20021555299

1216Two Pawns and One KingUSU Championship 20022182055

1217Unlucky TicketsUSU Championship 20021144406

1218Episode N-th: The Jedi TournamentUSU Championship 20021449321

1219Symbolic SequenceUSU Championship 20024014116

1220StacksUSU Championship 20021710272

1221Malevich Strikes Back!USU Championship 20021112418

1222Chernobyl’ EaglesUSU Championship 20023366139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021510308

1224SpiralNEERC 2002 Central Subregional698767

1225FlagsNEERC 2002 Central Subregional1269337

1226esreveR redrONEERC 2002 Central Subregional4210111

1227Rally ChampionshipNEERC 2002 Central Subregional1517307

1228ArrayNEERC 2002 Central Subregional4483104

1229Strong BrickworkNEERC 2002 Central Subregional1250372

1230Introspective ProgramNEERC 2002 Central Subregional624739

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2102131

1232Asteroid LandingNEERC 2002 Central Subregional1862392

1233Amusing NumbersNEERC 2002487945

1234BricksNEERC 2002689672

1235Cricket FieldNEERC 2002619746

1236Decoding TaskNEERC 2002931499

1237Evacuation PlanNEERC 2002483953

1238FoldingNEERC 20021100423

1239Ghost BustersNEERC 20021472990

1240Heroes of Might and MagicNEERC 20023251401

1241Inlay CuttersNEERC 20022731660

1242WerewolfUSU Personal Contest 20032399195

1243Divorce of the Seven DwarfsUSU Personal Contest 2003932750

1244GentlemenUSU Personal Contest 20031822257

1245PicturesUSU Personal Contest 2003499925

1246Tethered DogUSU Personal Contest 20031400334

1247Check a SequenceUSU Personal Contest 20031985236

1248Sequence SumUSU Personal Contest 2003708656

1249Ancient NecropolisUSU Local Contest. March 20032201213

1250Sea BurialUSU Local Contest. March 2003649715

1251Cemetery ManagerUSU Local Contest. March 20032771642

1252Sorting the TombstonesUSU Local Contest. March 20031168400

1253NecrologuesUSU Local Contest. March 2003675688

1254Die HardUSU Local Contest. March 2003725641

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031726271

1256Cemetery GuardUSU Local Contest. March 20031962287

1257HyphenationAutumn School Contest 20032671715

1258PoolAutumn School Contest 20031125418

1259How to Become Star?Autumn School Contest 20031215388

1260Nudnik PhotographerAutumn School Contest 20034295110

1261TipsAutumn School Contest 20031420332

1262Pseudo-Roman NumberAutumn School Contest 20031247378

1263ElectionsAutumn School Contest 20031086844

1264WorkdaysAutumn School Contest 20032104923

1265MirrorUSU Championship 20033061504

1266Kirchhoff's LawUSU Championship 20033131471

1267Yekaterinburg SubwayUSU Championship 20032491835

1268Little ChuUSU Championship 2003640731

1269Obscene Words FilterUSU Championship 2003551847

1270UnicubeUSU Championship 20031882400

1271Sailing DirectionsUSU Championship 2003924659

1272Non-Yekaterinburg SubwayUSU Championship 20033135151

1273TieUSU Championship 20031014464

1274Fractional ArithmeticNEERC 2003 Central Subregional682687

1275Knights of the Round TableNEERC 2003 Central Subregional1672686

1276TrainNEERC 2003 Central Subregional604774

1277Cops and ThievesNEERC 2003 Central Subregional599781

1278“… Connecting People”NEERC 2003 Central Subregional480970

1279WarehouseNEERC 2003 Central Subregional1143412

1280Topological SortingNEERC 2003 Central Subregional3324143

1281River BasinNEERC 2003 Central Subregional3321390

1282Game TreeNEERC 2003 Central Subregional1414334

1283DwarfUSU Personal Contest 20043993119

1284Space PokerUSU Personal Contest 20041922363

1285Thread in a HyperspaceUSU Personal Contest 20042771663

1286Starship TravelUSU Personal Contest 2004706667

1287Mars CanalsUSU Personal Contest 20041273372

1288AstrolocationUSU Personal Contest 20042022252

1289One Way TicketUSU Personal Contest 20041204393

1290SabotageSpring School Contest 2004603879

1291Gear-wheelsSpring School Contest 20041199395

1292Mars Space StationsSpring School Contest 20041279370

1293EniyaSpring School Contest 20043056616

1294Mars SatellitesSpring School Contest 20041535309

1295Crazy NotionsSpring School Contest 20043146151

1296HyperjumpSpring School Contest 2004581682

1297PalindromeSpring School Contest 2004576183

1298KnightSpring School Contest 20041903250

1299PsyloniansSpring School Contest 20043121483