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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021984257

1201Which Day Is It?USU Local Contest. March 20021392366

1202Rectangles TravelUSU Local Contest. March 20021145444

1203Scientific ConferenceUSU Local Contest. March 2002658678

1204IdempotentsUSU Local Contest. March 20022221230

1205By the Underground or by Foot?USU Local Contest. March 20022182234

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024113124

1207Median on the PlaneUSU Local Contest. March 20024375117

1208Legendary Teams ContestUSU Local Contest. March 20022431210

12091, 10, 100, 1000...Autumn School Contest 20021508934

1210Kind SpiritsAutumn School Contest 20023047169

1211Collective GuaranteeAutumn School Contest 20021650311

1212BattleshipAutumn School Contest 20021037493

1213Cockroaches!Autumn School Contest 20023023170

1214Strange ProcedureAutumn School Contest 20025022103

1215Exactness of Projectile HitAutumn School Contest 20021704301

1216Two Pawns and One KingUSU Championship 20022462019

1217Unlucky TicketsUSU Championship 20021255409

1218Episode N-th: The Jedi TournamentUSU Championship 20021588323

1219Symbolic SequenceUSU Championship 20024263121

1220StacksUSU Championship 20021831281

1221Malevich Strikes Back!USU Championship 20021210424

1222Chernobyl’ EaglesUSU Championship 20023576144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021764291

1224SpiralNEERC 2002 Central Subregional778766

1225FlagsNEERC 2002 Central Subregional1475635

1226esreveR redrONEERC 2002 Central Subregional4521114

1227Rally ChampionshipNEERC 2002 Central Subregional1706301

1228ArrayNEERC 2002 Central Subregional4746109

1229Strong BrickworkNEERC 2002 Central Subregional1330386

1230Introspective ProgramNEERC 2002 Central Subregional641794

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2292163

1232Asteroid LandingNEERC 2002 Central Subregional2122329

1233Amusing NumbersNEERC 2002561907

1234BricksNEERC 2002742688

1235Cricket FieldNEERC 2002662770

1236Decoding TaskNEERC 20021028499

1237Evacuation PlanNEERC 2002515987

1238FoldingNEERC 20021236416

1239Ghost BustersNEERC 20021613027

1240Heroes of Might and MagicNEERC 20023581407

1241Inlay CuttersNEERC 20022971687

1242WerewolfUSU Personal Contest 20032957175

1243Divorce of the Seven DwarfsUSU Personal Contest 20031056949

1244GentlemenUSU Personal Contest 20032029255

1245PicturesUSU Personal Contest 2003542940

1246Tethered DogUSU Personal Contest 20031543334

1247Check a SequenceUSU Personal Contest 20032149240

1248Sequence SumUSU Personal Contest 2003779658

1249Ancient NecropolisUSU Local Contest. March 20032343221

1250Sea BurialUSU Local Contest. March 2003708723

1251Cemetery ManagerUSU Local Contest. March 20033401484

1252Sorting the TombstonesUSU Local Contest. March 20031297397

1253NecrologuesUSU Local Contest. March 2003743690

1254Die HardUSU Local Contest. March 2003793647

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031829282

1256Cemetery GuardUSU Local Contest. March 20032222238

1257HyphenationAutumn School Contest 20032921731

1258PoolAutumn School Contest 20031242417

1259How to Become Star?Autumn School Contest 20031303398

1260Nudnik PhotographerAutumn School Contest 20034673112

1261TipsAutumn School Contest 20031578329

1262Pseudo-Roman NumberAutumn School Contest 20031327391

1263ElectionsAutumn School Contest 20031224243

1264WorkdaysAutumn School Contest 20032485921

1265MirrorUSU Championship 20033351516

1266Kirchhoff's LawUSU Championship 20033631402

1267Yekaterinburg SubwayUSU Championship 20032961709

1268Little ChuUSU Championship 2003714722

1269Obscene Words FilterUSU Championship 2003615837

1270UnicubeUSU Championship 20032232244

1271Sailing DirectionsUSU Championship 20031124286

1272Non-Yekaterinburg SubwayUSU Championship 20033611144

1273TieUSU Championship 20031118464

1274Fractional ArithmeticNEERC 2003 Central Subregional761678

1275Knights of the Round TableNEERC 2003 Central Subregional2222255

1276TrainNEERC 2003 Central Subregional705732

1277Cops and ThievesNEERC 2003 Central Subregional597862

1278“… Connecting People”NEERC 2003 Central Subregional522983

1279WarehouseNEERC 2003 Central Subregional1223424

1280Topological SortingNEERC 2003 Central Subregional3713140

1281River BasinNEERC 2003 Central Subregional2831785

1282Game TreeNEERC 2003 Central Subregional1536338

1283DwarfUSU Personal Contest 20044528116

1284Space PokerUSU Personal Contest 20042232252

1285Thread in a HyperspaceUSU Personal Contest 20043191595

1286Starship TravelUSU Personal Contest 2004792654

1287Mars CanalsUSU Personal Contest 20041362383

1288AstrolocationUSU Personal Contest 20042282205

1289One Way TicketUSU Personal Contest 20041305399

1290SabotageSpring School Contest 2004651580

1291Gear-wheelsSpring School Contest 20041362383

1292Mars Space StationsSpring School Contest 20041370380

1293EniyaSpring School Contest 20043619814

1294Mars SatellitesSpring School Contest 20041641318

1295Crazy NotionsSpring School Contest 20043459151

1296HyperjumpSpring School Contest 2004866860

1297PalindromeSpring School Contest 2004637382

1298KnightSpring School Contest 20042236234

1299PsyloniansSpring School Contest 20043331531