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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021964256

1201Which Day Is It?USU Local Contest. March 20021381364

1202Rectangles TravelUSU Local Contest. March 20021136442

1203Scientific ConferenceUSU Local Contest. March 2002634180

1204IdempotentsUSU Local Contest. March 20022197229

1205By the Underground or by Foot?USU Local Contest. March 20022122237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024078124

1207Median on the PlaneUSU Local Contest. March 20024181121

1208Legendary Teams ContestUSU Local Contest. March 20022361213

12091, 10, 100, 1000...Autumn School Contest 20021485434

1210Kind SpiritsAutumn School Contest 20022983170

1211Collective GuaranteeAutumn School Contest 20021627311

1212BattleshipAutumn School Contest 20021026492

1213Cockroaches!Autumn School Contest 20022976171

1214Strange ProcedureAutumn School Contest 20024980102

1215Exactness of Projectile HitAutumn School Contest 20021688300

1216Two Pawns and One KingUSU Championship 20022342090

1217Unlucky TicketsUSU Championship 20021237409

1218Episode N-th: The Jedi TournamentUSU Championship 20021566324

1219Symbolic SequenceUSU Championship 20024233120

1220StacksUSU Championship 20021824278

1221Malevich Strikes Back!USU Championship 20021202421

1222Chernobyl’ EaglesUSU Championship 20023550143

1223Chernobyl’ Eagle on a RoofUSU Championship 20021735292

1224SpiralNEERC 2002 Central Subregional773466

1225FlagsNEERC 2002 Central Subregional1450535

1226esreveR redrONEERC 2002 Central Subregional4494113

1227Rally ChampionshipNEERC 2002 Central Subregional1680302

1228ArrayNEERC 2002 Central Subregional4709108

1229Strong BrickworkNEERC 2002 Central Subregional1322383

1230Introspective ProgramNEERC 2002 Central Subregional660761

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2262161

1232Asteroid LandingNEERC 2002 Central Subregional2042384

1233Amusing NumbersNEERC 2002543923

1234BricksNEERC 2002734686

1235Cricket FieldNEERC 2002654769

1236Decoding TaskNEERC 20021021495

1237Evacuation PlanNEERC 2002508987

1238FoldingNEERC 20021216417

1239Ghost BustersNEERC 20021543114

1240Heroes of Might and MagicNEERC 20023461434

1241Inlay CuttersNEERC 20022901704

1242WerewolfUSU Personal Contest 20032888177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031040749

1244GentlemenUSU Personal Contest 20031998255

1245PicturesUSU Personal Contest 2003524959

1246Tethered DogUSU Personal Contest 20031516336

1247Check a SequenceUSU Personal Contest 20032115241

1248Sequence SumUSU Personal Contest 2003761664

1249Ancient NecropolisUSU Local Contest. March 20032326219

1250Sea BurialUSU Local Contest. March 2003692730

1251Cemetery ManagerUSU Local Contest. March 20033311502

1252Sorting the TombstonesUSU Local Contest. March 20031272400

1253NecrologuesUSU Local Contest. March 2003729693

1254Die HardUSU Local Contest. March 2003784645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031816281

1256Cemetery GuardUSU Local Contest. March 20032152277

1257HyphenationAutumn School Contest 20032821766

1258PoolAutumn School Contest 20031227417

1259How to Become Star?Autumn School Contest 20031294396

1260Nudnik PhotographerAutumn School Contest 20034632111

1261TipsAutumn School Contest 20031555330

1262Pseudo-Roman NumberAutumn School Contest 20031310391

1263ElectionsAutumn School Contest 20031211843

1264WorkdaysAutumn School Contest 20032458421

1265MirrorUSU Championship 20033241545

1266Kirchhoff's LawUSU Championship 20033421466

1267Yekaterinburg SubwayUSU Championship 20032861743

1268Little ChuUSU Championship 2003695732

1269Obscene Words FilterUSU Championship 2003599847

1270UnicubeUSU Championship 20032052400

1271Sailing DirectionsUSU Championship 20031014649

1272Non-Yekaterinburg SubwayUSU Championship 20033490147

1273TieUSU Championship 20031100465

1274Fractional ArithmeticNEERC 2003 Central Subregional737691

1275Knights of the Round TableNEERC 2003 Central Subregional2052401

1276TrainNEERC 2003 Central Subregional690737

1277Cops and ThievesNEERC 2003 Central Subregional582872

1278“… Connecting People”NEERC 2003 Central Subregional513987

1279WarehouseNEERC 2003 Central Subregional1209423

1280Topological SortingNEERC 2003 Central Subregional3636142

1281River BasinNEERC 2003 Central Subregional2721831

1282Game TreeNEERC 2003 Central Subregional1522337

1283DwarfUSU Personal Contest 20044426117

1284Space PokerUSU Personal Contest 20042102354

1285Thread in a HyperspaceUSU Personal Contest 20043061639

1286Starship TravelUSU Personal Contest 2004774661

1287Mars CanalsUSU Personal Contest 20041349381

1288AstrolocationUSU Personal Contest 20042132323

1289One Way TicketUSU Personal Contest 20041290398

1290SabotageSpring School Contest 2004644680

1291Gear-wheelsSpring School Contest 20041334386

1292Mars Space StationsSpring School Contest 20041351381

1293EniyaSpring School Contest 20043576814

1294Mars SatellitesSpring School Contest 20041630316

1295Crazy NotionsSpring School Contest 20043419151

1296HyperjumpSpring School Contest 2004823263

1297PalindromeSpring School Contest 2004630482

1298KnightSpring School Contest 20042220232

1299PsyloniansSpring School Contest 20043231556