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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021986257

1201Which Day Is It?USU Local Contest. March 20021396365

1202Rectangles TravelUSU Local Contest. March 20021147444

1203Scientific ConferenceUSU Local Contest. March 2002659778

1204IdempotentsUSU Local Contest. March 20022222230

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

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024119124

1207Median on the PlaneUSU Local Contest. March 20024386117

1208Legendary Teams ContestUSU Local Contest. March 20022432210

12091, 10, 100, 1000...Autumn School Contest 20021512234

1210Kind SpiritsAutumn School Contest 20023051169

1211Collective GuaranteeAutumn School Contest 20021652311

1212BattleshipAutumn School Contest 20021039493

1213Cockroaches!Autumn School Contest 20023031170

1214Strange ProcedureAutumn School Contest 20025032103

1215Exactness of Projectile HitAutumn School Contest 20021705302

1216Two Pawns and One KingUSU Championship 20022482006

1217Unlucky TicketsUSU Championship 20021257409

1218Episode N-th: The Jedi TournamentUSU Championship 20021590324

1219Symbolic SequenceUSU Championship 20024276121

1220StacksUSU Championship 20021835281

1221Malevich Strikes Back!USU Championship 20021212424

1222Chernobyl’ EaglesUSU Championship 20023582144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021765292

1224SpiralNEERC 2002 Central Subregional779966

1225FlagsNEERC 2002 Central Subregional1478035

1226esreveR redrONEERC 2002 Central Subregional4532114

1227Rally ChampionshipNEERC 2002 Central Subregional1707302

1228ArrayNEERC 2002 Central Subregional4755109

1229Strong BrickworkNEERC 2002 Central Subregional1333386

1230Introspective ProgramNEERC 2002 Central Subregional643793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2302157

1232Asteroid LandingNEERC 2002 Central Subregional2132322

1233Amusing NumbersNEERC 2002561908

1234BricksNEERC 2002742689

1235Cricket FieldNEERC 2002663770

1236Decoding TaskNEERC 20021030498

1237Evacuation PlanNEERC 2002516986

1238FoldingNEERC 20021239415

1239Ghost BustersNEERC 20021613031

1240Heroes of Might and MagicNEERC 20023591405

1241Inlay CuttersNEERC 20022991679

1242WerewolfUSU Personal Contest 20032965175

1243Divorce of the Seven DwarfsUSU Personal Contest 20031058349

1244GentlemenUSU Personal Contest 20032033254

1245PicturesUSU Personal Contest 2003542942

1246Tethered DogUSU Personal Contest 20031545334

1247Check a SequenceUSU Personal Contest 20032154240

1248Sequence SumUSU Personal Contest 2003779659

1249Ancient NecropolisUSU Local Contest. March 20032344221

1250Sea BurialUSU Local Contest. March 2003708724

1251Cemetery ManagerUSU Local Contest. March 20033401486

1252Sorting the TombstonesUSU Local Contest. March 20031300397

1253NecrologuesUSU Local Contest. March 2003743690

1254Die HardUSU Local Contest. March 2003794647

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031832282

1256Cemetery GuardUSU Local Contest. March 20032232232

1257HyphenationAutumn School Contest 20032941721

1258PoolAutumn School Contest 20031244417

1259How to Become Star?Autumn School Contest 20031306398

1260Nudnik PhotographerAutumn School Contest 20034682112

1261TipsAutumn School Contest 20031580329

1262Pseudo-Roman NumberAutumn School Contest 20031330391

1263ElectionsAutumn School Contest 20031231442

1264WorkdaysAutumn School Contest 20032491021

1265MirrorUSU Championship 20033351518

1266Kirchhoff's LawUSU Championship 20033641400

1267Yekaterinburg SubwayUSU Championship 20032971705

1268Little ChuUSU Championship 2003715722

1269Obscene Words FilterUSU Championship 2003615838

1270UnicubeUSU Championship 20032232247

1271Sailing DirectionsUSU Championship 20031134257

1272Non-Yekaterinburg SubwayUSU Championship 20033620144

1273TieUSU Championship 20031120463

1274Fractional ArithmeticNEERC 2003 Central Subregional763678

1275Knights of the Round TableNEERC 2003 Central Subregional2232248

1276TrainNEERC 2003 Central Subregional706732

1277Cops and ThievesNEERC 2003 Central Subregional599860

1278“… Connecting People”NEERC 2003 Central Subregional522985

1279WarehouseNEERC 2003 Central Subregional1225424

1280Topological SortingNEERC 2003 Central Subregional3719140

1281River BasinNEERC 2003 Central Subregional2851775

1282Game TreeNEERC 2003 Central Subregional1539338

1283DwarfUSU Personal Contest 20044538116

1284Space PokerUSU Personal Contest 20042232255

1285Thread in a HyperspaceUSU Personal Contest 20043201592

1286Starship TravelUSU Personal Contest 2004792655

1287Mars CanalsUSU Personal Contest 20041363383

1288AstrolocationUSU Personal Contest 20042282208

1289One Way TicketUSU Personal Contest 20041306399

1290SabotageSpring School Contest 2004652580

1291Gear-wheelsSpring School Contest 20041362383

1292Mars Space StationsSpring School Contest 20041373380

1293EniyaSpring School Contest 20043639414

1294Mars SatellitesSpring School Contest 20041643318

1295Crazy NotionsSpring School Contest 20043467151

1296HyperjumpSpring School Contest 2004868360

1297PalindromeSpring School Contest 2004638682

1298KnightSpring School Contest 20042237234

1299PsyloniansSpring School Contest 20043351524