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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021951256

1201Which Day Is It?USU Local Contest. March 20021379361

1202Rectangles TravelUSU Local Contest. March 20021122443

1203Scientific ConferenceUSU Local Contest. March 2002625680

1204IdempotentsUSU Local Contest. March 20022179229

1205By the Underground or by Foot?USU Local Contest. March 20022109237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024053124

1207Median on the PlaneUSU Local Contest. March 20024157120

1208Legendary Teams ContestUSU Local Contest. March 20022347213

12091, 10, 100, 1000...Autumn School Contest 20021473834

1210Kind SpiritsAutumn School Contest 20023100163

1211Collective GuaranteeAutumn School Contest 20021619310

1212BattleshipAutumn School Contest 20021020491

1213Cockroaches!Autumn School Contest 20022964170

1214Strange ProcedureAutumn School Contest 20024958102

1215Exactness of Projectile HitAutumn School Contest 20021675300

1216Two Pawns and One KingUSU Championship 20022332082

1217Unlucky TicketsUSU Championship 20021227409

1218Episode N-th: The Jedi TournamentUSU Championship 20021556323

1219Symbolic SequenceUSU Championship 20024218120

1220StacksUSU Championship 20021816277

1221Malevich Strikes Back!USU Championship 20021189422

1222Chernobyl’ EaglesUSU Championship 20023538143

1223Chernobyl’ Eagle on a RoofUSU Championship 20021713294

1224SpiralNEERC 2002 Central Subregional764066

1225FlagsNEERC 2002 Central Subregional1430535

1226esreveR redrONEERC 2002 Central Subregional4459113

1227Rally ChampionshipNEERC 2002 Central Subregional1670301

1228ArrayNEERC 2002 Central Subregional4679108

1229Strong BrickworkNEERC 2002 Central Subregional1317381

1230Introspective ProgramNEERC 2002 Central Subregional654762

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242162

1232Asteroid LandingNEERC 2002 Central Subregional2042365

1233Amusing NumbersNEERC 2002536928

1234BricksNEERC 2002730685

1235Cricket FieldNEERC 2002652765

1236Decoding TaskNEERC 20021016494

1237Evacuation PlanNEERC 2002504987

1238FoldingNEERC 20021208416

1239Ghost BustersNEERC 20021533108

1240Heroes of Might and MagicNEERC 20023451427

1241Inlay CuttersNEERC 20022871707

1242WerewolfUSU Personal Contest 20032865177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031033649

1244GentlemenUSU Personal Contest 20031984255

1245PicturesUSU Personal Contest 2003521957

1246Tethered DogUSU Personal Contest 20031512334

1247Check a SequenceUSU Personal Contest 20032105240

1248Sequence SumUSU Personal Contest 2003755664

1249Ancient NecropolisUSU Local Contest. March 20032319218

1250Sea BurialUSU Local Contest. March 2003686730

1251Cemetery ManagerUSU Local Contest. March 20033301495

1252Sorting the TombstonesUSU Local Contest. March 20031265399

1253NecrologuesUSU Local Contest. March 2003723693

1254Die HardUSU Local Contest. March 2003782642

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031809279

1256Cemetery GuardUSU Local Contest. March 20032132279

1257HyphenationAutumn School Contest 20032821753

1258PoolAutumn School Contest 20031219416

1259How to Become Star?Autumn School Contest 20031289394

1260Nudnik PhotographerAutumn School Contest 20034619111

1261TipsAutumn School Contest 20031548328

1262Pseudo-Roman NumberAutumn School Contest 20031304389

1263ElectionsAutumn School Contest 20031200043

1264WorkdaysAutumn School Contest 20032430221

1265MirrorUSU Championship 20033221542

1266Kirchhoff's LawUSU Championship 20033411459

1267Yekaterinburg SubwayUSU Championship 20032861730

1268Little ChuUSU Championship 2003688733

1269Obscene Words FilterUSU Championship 2003595846

1270UnicubeUSU Championship 20032032404

1271Sailing DirectionsUSU Championship 20031014612

1272Non-Yekaterinburg SubwayUSU Championship 20033473147

1273TieUSU Championship 20031091465

1274Fractional ArithmeticNEERC 2003 Central Subregional735688

1275Knights of the Round TableNEERC 2003 Central Subregional2052382

1276TrainNEERC 2003 Central Subregional686736

1277Cops and ThievesNEERC 2003 Central Subregional636793

1278“… Connecting People”NEERC 2003 Central Subregional509987

1279WarehouseNEERC 2003 Central Subregional1202423

1280Topological SortingNEERC 2003 Central Subregional3616141

1281River BasinNEERC 2003 Central Subregional3621377

1282Game TreeNEERC 2003 Central Subregional1510337

1283DwarfUSU Personal Contest 20044402116

1284Space PokerUSU Personal Contest 20042082358

1285Thread in a HyperspaceUSU Personal Contest 20043061626

1286Starship TravelUSU Personal Contest 2004768661

1287Mars CanalsUSU Personal Contest 20041344380

1288AstrolocationUSU Personal Contest 20042102336

1289One Way TicketUSU Personal Contest 20041278399

1290SabotageSpring School Contest 2004642880

1291Gear-wheelsSpring School Contest 20041328384

1292Mars Space StationsSpring School Contest 20041345379

1293EniyaSpring School Contest 20043537415

1294Mars SatellitesSpring School Contest 20041624315

1295Crazy NotionsSpring School Contest 20043403151

1296HyperjumpSpring School Contest 2004814763

1297PalindromeSpring School Contest 2004626882

1298KnightSpring School Contest 20042198233

1299PsyloniansSpring School Contest 20043231544