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Problem set. Volume 3


1200Horns and HoofsUSU Local Contest. March 20021791249

1201Which Day Is It?USU Local Contest. March 20021275349

1202Rectangles TravelUSU Local Contest. March 2002986451

1203Scientific ConferenceUSU Local Contest. March 2002514087

1204IdempotentsUSU Local Contest. March 20021966227

1205By the Underground or by Foot?USU Local Contest. March 20021918233

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023716120

1207Median on the PlaneUSU Local Contest. March 20022165206

1208Legendary Teams ContestUSU Local Contest. March 20022118211

12091, 10, 100, 1000...Autumn School Contest 20021227837

1210Kind SpiritsAutumn School Contest 20023061147

1211Collective GuaranteeAutumn School Contest 20021392323

1212BattleshipAutumn School Contest 2002888504

1213Cockroaches!Autumn School Contest 20022680168

1214Strange ProcedureAutumn School Contest 20024485101

1215Exactness of Projectile HitAutumn School Contest 20021506299

1216Two Pawns and One KingUSU Championship 20022122042

1217Unlucky TicketsUSU Championship 20021110405

1218Episode N-th: The Jedi TournamentUSU Championship 20021377327

1219Symbolic SequenceUSU Championship 20023888116

1220StacksUSU Championship 20021641275

1221Malevich Strikes Back!USU Championship 20021075418

1222Chernobyl’ EaglesUSU Championship 20023242139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021410319

1224SpiralNEERC 2002 Central Subregional671067

1225FlagsNEERC 2002 Central Subregional1201038

1226esreveR redrONEERC 2002 Central Subregional4079111

1227Rally ChampionshipNEERC 2002 Central Subregional1449311

1228ArrayNEERC 2002 Central Subregional4341104

1229Strong BrickworkNEERC 2002 Central Subregional1160387

1230Introspective ProgramNEERC 2002 Central Subregional605737

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2012149

1232Asteroid LandingNEERC 2002 Central Subregional1862313

1233Amusing NumbersNEERC 2002470946

1234BricksNEERC 2002672666

1235Cricket FieldNEERC 2002591755

1236Decoding TaskNEERC 2002892503

1237Evacuation PlanNEERC 2002464959

1238FoldingNEERC 20021036435

1239Ghost BustersNEERC 20021432968

1240Heroes of Might and MagicNEERC 20023071432

1241Inlay CuttersNEERC 20022621671

1242WerewolfUSU Personal Contest 20032209205

1243Divorce of the Seven DwarfsUSU Personal Contest 2003893851

1244GentlemenUSU Personal Contest 20031735261

1245PicturesUSU Personal Contest 2003482926

1246Tethered DogUSU Personal Contest 20031334339

1247Check a SequenceUSU Personal Contest 20031903238

1248Sequence SumUSU Personal Contest 2003689652

1249Ancient NecropolisUSU Local Contest. March 20032125214

1250Sea BurialUSU Local Contest. March 2003630712

1251Cemetery ManagerUSU Local Contest. March 20032801572

1252Sorting the TombstonesUSU Local Contest. March 20031117404

1253NecrologuesUSU Local Contest. March 2003661679

1254Die HardUSU Local Contest. March 2003691650

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031690268

1256Cemetery GuardUSU Local Contest. March 20031862326

1257HyphenationAutumn School Contest 20032581715

1258PoolAutumn School Contest 20031089418

1259How to Become Star?Autumn School Contest 20031175388

1260Nudnik PhotographerAutumn School Contest 20034092112

1261TipsAutumn School Contest 20031353337

1262Pseudo-Roman NumberAutumn School Contest 20031212376

1263ElectionsAutumn School Contest 20031043544

1264WorkdaysAutumn School Contest 20031972923

1265MirrorUSU Championship 20032971498

1266Kirchhoff's LawUSU Championship 20033031470

1267Yekaterinburg SubwayUSU Championship 20032241966

1268Little ChuUSU Championship 2003599755

1269Obscene Words FilterUSU Championship 2003523863

1270UnicubeUSU Championship 20031792434

1271Sailing DirectionsUSU Championship 2003874742

1272Non-Yekaterinburg SubwayUSU Championship 20032999153

1273TieUSU Championship 2003962473

1274Fractional ArithmeticNEERC 2003 Central Subregional658689

1275Knights of the Round TableNEERC 2003 Central Subregional1612691

1276TrainNEERC 2003 Central Subregional577784

1277Cops and ThievesNEERC 2003 Central Subregional576785

1278“… Connecting People”NEERC 2003 Central Subregional452996

1279WarehouseNEERC 2003 Central Subregional1089419

1280Topological SortingNEERC 2003 Central Subregional3143146

1281River BasinNEERC 2003 Central Subregional3191399

1282Game TreeNEERC 2003 Central Subregional1356337

1283DwarfUSU Personal Contest 20043839120

1284Space PokerUSU Personal Contest 20041862358

1285Thread in a HyperspaceUSU Personal Contest 20042491784

1286Starship TravelUSU Personal Contest 2004670680

1287Mars CanalsUSU Personal Contest 20041224375

1288AstrolocationUSU Personal Contest 20041982222

1289One Way TicketUSU Personal Contest 20041183387

1290SabotageSpring School Contest 2004582379

1291Gear-wheelsSpring School Contest 20041150399

1292Mars Space StationsSpring School Contest 20041253366

1293EniyaSpring School Contest 20042850016

1294Mars SatellitesSpring School Contest 20041486309

1295Crazy NotionsSpring School Contest 20043013153

1296HyperjumpSpring School Contest 2004515190

1297PalindromeSpring School Contest 2004541985

1298KnightSpring School Contest 20041793256

1299PsyloniansSpring School Contest 20043031477