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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021820250

1201Which Day Is It?USU Local Contest. March 20021294350

1202Rectangles TravelUSU Local Contest. March 20021026441

1203Scientific ConferenceUSU Local Contest. March 2002529686

1204IdempotentsUSU Local Contest. March 20022014226

1205By the Underground or by Foot?USU Local Contest. March 20021989228

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023815119

1207Median on the PlaneUSU Local Contest. March 20022233204

1208Legendary Teams ContestUSU Local Contest. March 20022163210

12091, 10, 100, 1000...Autumn School Contest 20021271536

1210Kind SpiritsAutumn School Contest 20023139146

1211Collective GuaranteeAutumn School Contest 20021438318

1212BattleshipAutumn School Contest 2002905504

1213Cockroaches!Autumn School Contest 20022742167

1214Strange ProcedureAutumn School Contest 20024604100

1215Exactness of Projectile HitAutumn School Contest 20021536298

1216Two Pawns and One KingUSU Championship 20022162040

1217Unlucky TicketsUSU Championship 20021124407

1218Episode N-th: The Jedi TournamentUSU Championship 20021426321

1219Symbolic SequenceUSU Championship 20023978116

1220StacksUSU Championship 20021692271

1221Malevich Strikes Back!USU Championship 20021093418

1222Chernobyl’ EaglesUSU Championship 20023331138

1223Chernobyl’ Eagle on a RoofUSU Championship 20021441318

1224SpiralNEERC 2002 Central Subregional685467

1225FlagsNEERC 2002 Central Subregional1236737

1226esreveR redrONEERC 2002 Central Subregional4160111

1227Rally ChampionshipNEERC 2002 Central Subregional1501305

1228ArrayNEERC 2002 Central Subregional4440104

1229Strong BrickworkNEERC 2002 Central Subregional1222374

1230Introspective ProgramNEERC 2002 Central Subregional620732

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2072125

1232Asteroid LandingNEERC 2002 Central Subregional1852365

1233Amusing NumbersNEERC 2002481940

1234BricksNEERC 2002685664

1235Cricket FieldNEERC 2002613741

1236Decoding TaskNEERC 2002924494

1237Evacuation PlanNEERC 2002474955

1238FoldingNEERC 20021073427

1239Ghost BustersNEERC 20021472941

1240Heroes of Might and MagicNEERC 20023211395

1241Inlay CuttersNEERC 20022701651

1242WerewolfUSU Personal Contest 20032270203

1243Divorce of the Seven DwarfsUSU Personal Contest 2003917850

1244GentlemenUSU Personal Contest 20031782259

1245PicturesUSU Personal Contest 2003493921

1246Tethered DogUSU Personal Contest 20031377334

1247Check a SequenceUSU Personal Contest 20031960235

1248Sequence SumUSU Personal Contest 2003701652

1249Ancient NecropolisUSU Local Contest. March 20032179212

1250Sea BurialUSU Local Contest. March 2003643710

1251Cemetery ManagerUSU Local Contest. March 20032711650

1252Sorting the TombstonesUSU Local Contest. March 20031154398

1253NecrologuesUSU Local Contest. March 2003672680

1254Die HardUSU Local Contest. March 2003716639

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031714269

1256Cemetery GuardUSU Local Contest. March 20031952261

1257HyphenationAutumn School Contest 20032621718

1258PoolAutumn School Contest 20031113416

1259How to Become Star?Autumn School Contest 20031185391

1260Nudnik PhotographerAutumn School Contest 20034203111

1261TipsAutumn School Contest 20031383336

1262Pseudo-Roman NumberAutumn School Contest 20031225378

1263ElectionsAutumn School Contest 20031068644

1264WorkdaysAutumn School Contest 20032048323

1265MirrorUSU Championship 20033021499

1266Kirchhoff's LawUSU Championship 20033101461

1267Yekaterinburg SubwayUSU Championship 20032311940

1268Little ChuUSU Championship 2003617746

1269Obscene Words FilterUSU Championship 2003543846

1270UnicubeUSU Championship 20031822435

1271Sailing DirectionsUSU Championship 2003924584

1272Non-Yekaterinburg SubwayUSU Championship 20033087151

1273TieUSU Championship 2003981472

1274Fractional ArithmeticNEERC 2003 Central Subregional677681

1275Knights of the Round TableNEERC 2003 Central Subregional1622720

1276TrainNEERC 2003 Central Subregional594775

1277Cops and ThievesNEERC 2003 Central Subregional586785

1278“… Connecting People”NEERC 2003 Central Subregional466983

1279WarehouseNEERC 2003 Central Subregional1112417

1280Topological SortingNEERC 2003 Central Subregional3257143

1281River BasinNEERC 2003 Central Subregional3251397

1282Game TreeNEERC 2003 Central Subregional1390334

1283DwarfUSU Personal Contest 20043935119

1284Space PokerUSU Personal Contest 20041902349

1285Thread in a HyperspaceUSU Personal Contest 20042711672

1286Starship TravelUSU Personal Contest 2004681680

1287Mars CanalsUSU Personal Contest 20041251373

1288AstrolocationUSU Personal Contest 20042022216

1289One Way TicketUSU Personal Contest 20041199389

1290SabotageSpring School Contest 2004594879

1291Gear-wheelsSpring School Contest 20041172398

1292Mars Space StationsSpring School Contest 20041272367

1293EniyaSpring School Contest 20042957916

1294Mars SatellitesSpring School Contest 20041514308

1295Crazy NotionsSpring School Contest 20043099151

1296HyperjumpSpring School Contest 2004535888

1297PalindromeSpring School Contest 2004564183

1298KnightSpring School Contest 20041804259

1299PsyloniansSpring School Contest 20043081478