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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021710249

1201Which Day Is It?USU Local Contest. March 20021235345

1202Rectangles TravelUSU Local Contest. March 2002953446

1203Scientific ConferenceUSU Local Contest. March 2002469191

1204IdempotentsUSU Local Contest. March 20021868228

1205By the Underground or by Foot?USU Local Contest. March 20021813235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023514122

1207Median on the PlaneUSU Local Contest. March 20022459174

1208Legendary Teams ContestUSU Local Contest. March 20022235191

12091, 10, 100, 1000...Autumn School Contest 20021113739

1210Kind SpiritsAutumn School Contest 20022858151

1211Collective GuaranteeAutumn School Contest 20021323325

1212BattleshipAutumn School Contest 2002857500

1213Cockroaches!Autumn School Contest 20022540170

1214Strange ProcedureAutumn School Contest 20024243102

1215Exactness of Projectile HitAutumn School Contest 20021418303

1216Two Pawns and One KingUSU Championship 20022062007

1217Unlucky TicketsUSU Championship 20021061405

1218Episode N-th: The Jedi TournamentUSU Championship 20021304330

1219Symbolic SequenceUSU Championship 20023675118

1220StacksUSU Championship 20021525282

1221Malevich Strikes Back!USU Championship 20021035415

1222Chernobyl’ EaglesUSU Championship 20023071141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021320326

1224SpiralNEERC 2002 Central Subregional626069

1225FlagsNEERC 2002 Central Subregional1092840

1226esreveR redrONEERC 2002 Central Subregional3804114

1227Rally ChampionshipNEERC 2002 Central Subregional1374313

1228ArrayNEERC 2002 Central Subregional4146104

1229Strong BrickworkNEERC 2002 Central Subregional1115386

1230Introspective ProgramNEERC 2002 Central Subregional590723

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional1952116

1232Asteroid LandingNEERC 2002 Central Subregional1852224

1233Amusing NumbersNEERC 2002458928

1234BricksNEERC 2002640668

1235Cricket FieldNEERC 2002567753

1236Decoding TaskNEERC 2002876490

1237Evacuation PlanNEERC 2002457932

1238FoldingNEERC 2002969444

1239Ghost BustersNEERC 20021412877

1240Heroes of Might and MagicNEERC 20022961420

1241Inlay CuttersNEERC 20022601611

1242WerewolfUSU Personal Contest 20032001217

1243Divorce of the Seven DwarfsUSU Personal Contest 2003820553

1244GentlemenUSU Personal Contest 20031595272

1245PicturesUSU Personal Contest 2003461926

1246Tethered DogUSU Personal Contest 20031251346

1247Check a SequenceUSU Personal Contest 20031787243

1248Sequence SumUSU Personal Contest 2003665646

1249Ancient NecropolisUSU Local Contest. March 20032015215

1250Sea BurialUSU Local Contest. March 2003605709

1251Cemetery ManagerUSU Local Contest. March 20032741536

1252Sorting the TombstonesUSU Local Contest. March 20031053410

1253NecrologuesUSU Local Contest. March 2003647664

1254Die HardUSU Local Contest. March 2003668644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031605270

1256Cemetery GuardUSU Local Contest. March 20031832261

1257HyphenationAutumn School Contest 20032511687

1258PoolAutumn School Contest 20031004434

1259How to Become Star?Autumn School Contest 20031126388

1260Nudnik PhotographerAutumn School Contest 20033788116

1261TipsAutumn School Contest 20031266345

1262Pseudo-Roman NumberAutumn School Contest 20031180370

1263ElectionsAutumn School Contest 2003960046

1264WorkdaysAutumn School Contest 20031743125

1265MirrorUSU Championship 20032861488

1266Kirchhoff's LawUSU Championship 20032941449

1267Yekaterinburg SubwayUSU Championship 20032151958

1268Little ChuUSU Championship 2003560773

1269Obscene Words FilterUSU Championship 2003500864

1270UnicubeUSU Championship 20031752381

1271Sailing DirectionsUSU Championship 2003854637

1272Non-Yekaterinburg SubwayUSU Championship 20032741160

1273TieUSU Championship 2003918475

1274Fractional ArithmeticNEERC 2003 Central Subregional636682

1275Knights of the Round TableNEERC 2003 Central Subregional1582624

1276TrainNEERC 2003 Central Subregional552784

1277Cops and ThievesNEERC 2003 Central Subregional544796

1278“… Connecting People”NEERC 2003 Central Subregional445969

1279WarehouseNEERC 2003 Central Subregional1054414

1280Topological SortingNEERC 2003 Central Subregional2867153

1281River BasinNEERC 2003 Central Subregional3111373

1282Game TreeNEERC 2003 Central Subregional1269345

1283DwarfUSU Personal Contest 20043581123

1284Space PokerUSU Personal Contest 20041822306

1285Thread in a HyperspaceUSU Personal Contest 20042181942

1286Starship TravelUSU Personal Contest 2004640681

1287Mars CanalsUSU Personal Contest 20041152381

1288AstrolocationUSU Personal Contest 20041912203

1289One Way TicketUSU Personal Contest 20041117393

1290SabotageSpring School Contest 2004540282

1291Gear-wheelsSpring School Contest 20041071410

1292Mars Space StationsSpring School Contest 20041199366

1293EniyaSpring School Contest 20042507218

1294Mars SatellitesSpring School Contest 20041390316

1295Crazy NotionsSpring School Contest 20042824156

1296HyperjumpSpring School Contest 2004450598

1297PalindromeSpring School Contest 2004499089

1298KnightSpring School Contest 20041712257

1299PsyloniansSpring School Contest 20042911472