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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021918253

1201Which Day Is It?USU Local Contest. March 20021354358

1202Rectangles TravelUSU Local Contest. March 20021098440

1203Scientific ConferenceUSU Local Contest. March 2002590982

1204IdempotentsUSU Local Contest. March 20022136227

1205By the Underground or by Foot?USU Local Contest. March 20022059236

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023986122

1207Median on the PlaneUSU Local Contest. March 20023627134

1208Legendary Teams ContestUSU Local Contest. March 20022295212

12091, 10, 100, 1000...Autumn School Contest 20021426234

1210Kind SpiritsAutumn School Contest 20023014163

1211Collective GuaranteeAutumn School Contest 20021583309

1212BattleshipAutumn School Contest 20021003485

1213Cockroaches!Autumn School Contest 20022913168

1214Strange ProcedureAutumn School Contest 20024861101

1215Exactness of Projectile HitAutumn School Contest 20021638298

1216Two Pawns and One KingUSU Championship 20022292058

1217Unlucky TicketsUSU Championship 20021197408

1218Episode N-th: The Jedi TournamentUSU Championship 20021526320

1219Symbolic SequenceUSU Championship 20024143118

1220StacksUSU Championship 20021782275

1221Malevich Strikes Back!USU Championship 20021155422

1222Chernobyl’ EaglesUSU Championship 20023482141

1223Chernobyl’ Eagle on a RoofUSU Championship 20021654296

1224SpiralNEERC 2002 Central Subregional744766

1225FlagsNEERC 2002 Central Subregional1383236

1226esreveR redrONEERC 2002 Central Subregional4380112

1227Rally ChampionshipNEERC 2002 Central Subregional1633300

1228ArrayNEERC 2002 Central Subregional4611106

1229Strong BrickworkNEERC 2002 Central Subregional1293378

1230Introspective ProgramNEERC 2002 Central Subregional642755

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2192149

1232Asteroid LandingNEERC 2002 Central Subregional2002343

1233Amusing NumbersNEERC 2002512944

1234BricksNEERC 2002711683

1235Cricket FieldNEERC 2002639759

1236Decoding TaskNEERC 2002993491

1237Evacuation PlanNEERC 2002498971

1238FoldingNEERC 20021163420

1239Ghost BustersNEERC 20021513060

1240Heroes of Might and MagicNEERC 20023401408

1241Inlay CuttersNEERC 20022831683

1242WerewolfUSU Personal Contest 20032746179

1243Divorce of the Seven DwarfsUSU Personal Contest 20031004749

1244GentlemenUSU Personal Contest 20031930255

1245PicturesUSU Personal Contest 2003511949

1246Tethered DogUSU Personal Contest 20031482331

1247Check a SequenceUSU Personal Contest 20032064238

1248Sequence SumUSU Personal Contest 2003736662

1249Ancient NecropolisUSU Local Contest. March 20032281216

1250Sea BurialUSU Local Contest. March 2003671726

1251Cemetery ManagerUSU Local Contest. March 20033171512

1252Sorting the TombstonesUSU Local Contest. March 20031229399

1253NecrologuesUSU Local Contest. March 2003697699

1254Die HardUSU Local Contest. March 2003761641

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031782276

1256Cemetery GuardUSU Local Contest. March 20032082268

1257HyphenationAutumn School Contest 20032771735

1258PoolAutumn School Contest 20031187416

1259How to Become Star?Autumn School Contest 20031257393

1260Nudnik PhotographerAutumn School Contest 20034483111

1261TipsAutumn School Contest 20031499330

1262Pseudo-Roman NumberAutumn School Contest 20031277387

1263ElectionsAutumn School Contest 20031167943

1264WorkdaysAutumn School Contest 20032340521

1265MirrorUSU Championship 20033141538

1266Kirchhoff's LawUSU Championship 20033311461

1267Yekaterinburg SubwayUSU Championship 20032571866

1268Little ChuUSU Championship 2003665738

1269Obscene Words FilterUSU Championship 2003577849

1270UnicubeUSU Championship 20031992384

1271Sailing DirectionsUSU Championship 2003964700

1272Non-Yekaterinburg SubwayUSU Championship 20033337149

1273TieUSU Championship 20031069462

1274Fractional ArithmeticNEERC 2003 Central Subregional706696

1275Knights of the Round TableNEERC 2003 Central Subregional1982396

1276TrainNEERC 2003 Central Subregional672731

1277Cops and ThievesNEERC 2003 Central Subregional622789

1278“… Connecting People”NEERC 2003 Central Subregional499979

1279WarehouseNEERC 2003 Central Subregional1180419

1280Topological SortingNEERC 2003 Central Subregional3494142

1281River BasinNEERC 2003 Central Subregional3471396

1282Game TreeNEERC 2003 Central Subregional1477335

1283DwarfUSU Personal Contest 20044253117

1284Space PokerUSU Personal Contest 20042032349

1285Thread in a HyperspaceUSU Personal Contest 20042971630

1286Starship TravelUSU Personal Contest 2004730676

1287Mars CanalsUSU Personal Contest 20041316377

1288AstrolocationUSU Personal Contest 20042052327

1289One Way TicketUSU Personal Contest 20041251397

1290SabotageSpring School Contest 2004631379

1291Gear-wheelsSpring School Contest 20041284387

1292Mars Space StationsSpring School Contest 20041322376

1293EniyaSpring School Contest 20043405015

1294Mars SatellitesSpring School Contest 20041600311

1295Crazy NotionsSpring School Contest 20043312151

1296HyperjumpSpring School Contest 2004739368

1297PalindromeSpring School Contest 2004613981

1298KnightSpring School Contest 20042161231

1299PsyloniansSpring School Contest 20043191521