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Problem set. Volume 3


1293EniyaSpring School Contest 20042851316

1264WorkdaysAutumn School Contest 20031974123

12091, 10, 100, 1000...Autumn School Contest 20021228637

1225FlagsNEERC 2002 Central Subregional1201738

1263ElectionsAutumn School Contest 20031043844

1243Divorce of the Seven DwarfsUSU Personal Contest 2003894451

1224SpiralNEERC 2002 Central Subregional671567

1290SabotageSpring School Contest 2004582579

1297PalindromeSpring School Contest 2004542785

1296HyperjumpSpring School Contest 2004515290

1203Scientific ConferenceUSU Local Contest. March 2002514287

1214Strange ProcedureAutumn School Contest 20024486101

1228ArrayNEERC 2002 Central Subregional4341104

1260Nudnik PhotographerAutumn School Contest 20034093112

1226esreveR redrONEERC 2002 Central Subregional4079111

1219Symbolic SequenceUSU Championship 20023890116

1283DwarfUSU Personal Contest 20043843120

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023716121

1222Chernobyl’ EaglesUSU Championship 20023243139

1280Topological SortingNEERC 2003 Central Subregional3144146

1210Kind SpiritsAutumn School Contest 20023061148

1295Crazy NotionsSpring School Contest 20043014153

1272Non-Yekaterinburg SubwayUSU Championship 20033000153

1213Cockroaches!Autumn School Contest 20022681168

1242WerewolfUSU Personal Contest 20032211205

1207Median on the PlaneUSU Local Contest. March 20022167206

1249Ancient NecropolisUSU Local Contest. March 20032128213

1208Legendary Teams ContestUSU Local Contest. March 20022120211

1204IdempotentsUSU Local Contest. March 20021966227

1205By the Underground or by Foot?USU Local Contest. March 20021922232

1247Check a SequenceUSU Personal Contest 20031904238

1298KnightSpring School Contest 20041793257

1200Horns and HoofsUSU Local Contest. March 20021791249

1244GentlemenUSU Personal Contest 20031736261

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031690268

1220StacksUSU Championship 20021641275

1215Exactness of Projectile HitAutumn School Contest 20021506299

1294Mars SatellitesSpring School Contest 20041489309

1227Rally ChampionshipNEERC 2002 Central Subregional1449311

1223Chernobyl’ Eagle on a RoofUSU Championship 20021410319

1211Collective GuaranteeAutumn School Contest 20021392323

1218Episode N-th: The Jedi TournamentUSU Championship 20021378327

1282Game TreeNEERC 2003 Central Subregional1356337

1261TipsAutumn School Contest 20031353337

1246Tethered DogUSU Personal Contest 20031335339

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

1292Mars Space StationsSpring School Contest 20041256365

1287Mars CanalsUSU Personal Contest 20041224375

1262Pseudo-Roman NumberAutumn School Contest 20031212376

1289One Way TicketUSU Personal Contest 20041183388

1259How to Become Star?Autumn School Contest 20031176388

1229Strong BrickworkNEERC 2002 Central Subregional1160388

1291Gear-wheelsSpring School Contest 20041150399

1252Sorting the TombstonesUSU Local Contest. March 20031117405

1217Unlucky TicketsUSU Championship 20021111404

1258PoolAutumn School Contest 20031089418

1279WarehouseNEERC 2003 Central Subregional1089419

1221Malevich Strikes Back!USU Championship 20021075418

1238FoldingNEERC 20021036435

1202Rectangles TravelUSU Local Contest. March 2002986451

1273TieUSU Championship 2003962473

1236Decoding TaskNEERC 2002892504

1212BattleshipAutumn School Contest 2002889504

1254Die HardUSU Local Contest. March 2003692650

1248Sequence SumUSU Personal Contest 2003689652

1234BricksNEERC 2002672666

1286Starship TravelUSU Personal Contest 2004670680

1253NecrologuesUSU Local Contest. March 2003661680

1274Fractional ArithmeticNEERC 2003 Central Subregional658689

1250Sea BurialUSU Local Contest. March 2003630713

1230Introspective ProgramNEERC 2002 Central Subregional605737

1268Little ChuUSU Championship 2003600754

1235Cricket FieldNEERC 2002591756

1276TrainNEERC 2003 Central Subregional577784

1277Cops and ThievesNEERC 2003 Central Subregional576786

1269Obscene Words FilterUSU Championship 2003524862

1245PicturesUSU Personal Contest 2003482926

1233Amusing NumbersNEERC 2002470946

1237Evacuation PlanNEERC 2002464959

1278“… Connecting People”NEERC 2003 Central Subregional452996

1281River BasinNEERC 2003 Central Subregional3191399

1240Heroes of Might and MagicNEERC 20023071433

1266Kirchhoff's LawUSU Championship 20033031470

1299PsyloniansSpring School Contest 20043031478

1265MirrorUSU Championship 20032971499

1251Cemetery ManagerUSU Local Contest. March 20032801572

1241Inlay CuttersNEERC 20022621672

1257HyphenationAutumn School Contest 20032581716

1285Thread in a HyperspaceUSU Personal Contest 20042491785

1267Yekaterinburg SubwayUSU Championship 20032241966

1216Two Pawns and One KingUSU Championship 20022122042

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

1288AstrolocationUSU Personal Contest 20041982223

1232Asteroid LandingNEERC 2002 Central Subregional1862314

1256Cemetery GuardUSU Local Contest. March 20031862327

1284Space PokerUSU Personal Contest 20041862359

1270UnicubeUSU Championship 20031792434

1275Knights of the Round TableNEERC 2003 Central Subregional1612692

1239Ghost BustersNEERC 20021432968

1271Sailing DirectionsUSU Championship 2003874743