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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021951256

1201Which Day Is It?USU Local Contest. March 20021378361

1202Rectangles TravelUSU Local Contest. March 20021122443

1203Scientific ConferenceUSU Local Contest. March 2002621980

1204IdempotentsUSU Local Contest. March 20022178229

1205By the Underground or by Foot?USU Local Contest. March 20022103237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024052123

1207Median on the PlaneUSU Local Contest. March 20024148121

1208Legendary Teams ContestUSU Local Contest. March 20022343213

12091, 10, 100, 1000...Autumn School Contest 20021472734

1210Kind SpiritsAutumn School Contest 20023097163

1211Collective GuaranteeAutumn School Contest 20021618310

1212BattleshipAutumn School Contest 20021020490

1213Cockroaches!Autumn School Contest 20022962170

1214Strange ProcedureAutumn School Contest 20024957102

1215Exactness of Projectile HitAutumn School Contest 20021674300

1216Two Pawns and One KingUSU Championship 20022322088

1217Unlucky TicketsUSU Championship 20021226409

1218Episode N-th: The Jedi TournamentUSU Championship 20021555323

1219Symbolic SequenceUSU Championship 20024217120

1220StacksUSU Championship 20021816277

1221Malevich Strikes Back!USU Championship 20021188422

1222Chernobyl’ EaglesUSU Championship 20023536143

1223Chernobyl’ Eagle on a RoofUSU Championship 20021708294

1224SpiralNEERC 2002 Central Subregional763466

1225FlagsNEERC 2002 Central Subregional1429335

1226esreveR redrONEERC 2002 Central Subregional4459113

1227Rally ChampionshipNEERC 2002 Central Subregional1664302

1228ArrayNEERC 2002 Central Subregional4677108

1229Strong BrickworkNEERC 2002 Central Subregional1316381

1230Introspective ProgramNEERC 2002 Central Subregional654761

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242160

1232Asteroid LandingNEERC 2002 Central Subregional2042362

1233Amusing NumbersNEERC 2002536927

1234BricksNEERC 2002730684

1235Cricket FieldNEERC 2002652764

1236Decoding TaskNEERC 20021016493

1237Evacuation PlanNEERC 2002504986

1238FoldingNEERC 20021207416

1239Ghost BustersNEERC 20021533105

1240Heroes of Might and MagicNEERC 20023451425

1241Inlay CuttersNEERC 20022871705

1242WerewolfUSU Personal Contest 20032863177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031032049

1244GentlemenUSU Personal Contest 20031983255

1245PicturesUSU Personal Contest 2003521956

1246Tethered DogUSU Personal Contest 20031511334

1247Check a SequenceUSU Personal Contest 20032104240

1248Sequence SumUSU Personal Contest 2003755663

1249Ancient NecropolisUSU Local Contest. March 20032319218

1250Sea BurialUSU Local Contest. March 2003686729

1251Cemetery ManagerUSU Local Contest. March 20033291498

1252Sorting the TombstonesUSU Local Contest. March 20031264399

1253NecrologuesUSU Local Contest. March 2003723693

1254Die HardUSU Local Contest. March 2003782641

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031808279

1256Cemetery GuardUSU Local Contest. March 20032132277

1257HyphenationAutumn School Contest 20032821751

1258PoolAutumn School Contest 20031218416

1259How to Become Star?Autumn School Contest 20031288394

1260Nudnik PhotographerAutumn School Contest 20034617110

1261TipsAutumn School Contest 20031547328

1262Pseudo-Roman NumberAutumn School Contest 20031303389

1263ElectionsAutumn School Contest 20031199043

1264WorkdaysAutumn School Contest 20032427821

1265MirrorUSU Championship 20033221540

1266Kirchhoff's LawUSU Championship 20033411457

1267Yekaterinburg SubwayUSU Championship 20032861728

1268Little ChuUSU Championship 2003688733

1269Obscene Words FilterUSU Championship 2003594847

1270UnicubeUSU Championship 20032032401

1271Sailing DirectionsUSU Championship 20031014607

1272Non-Yekaterinburg SubwayUSU Championship 20033430149

1273TieUSU Championship 20031091464

1274Fractional ArithmeticNEERC 2003 Central Subregional735687

1275Knights of the Round TableNEERC 2003 Central Subregional2052380

1276TrainNEERC 2003 Central Subregional686735

1277Cops and ThievesNEERC 2003 Central Subregional636792

1278“… Connecting People”NEERC 2003 Central Subregional509986

1279WarehouseNEERC 2003 Central Subregional1201422

1280Topological SortingNEERC 2003 Central Subregional3613141

1281River BasinNEERC 2003 Central Subregional3621375

1282Game TreeNEERC 2003 Central Subregional1509337

1283DwarfUSU Personal Contest 20044402116

1284Space PokerUSU Personal Contest 20042072366

1285Thread in a HyperspaceUSU Personal Contest 20043061625

1286Starship TravelUSU Personal Contest 2004768660

1287Mars CanalsUSU Personal Contest 20041343379

1288AstrolocationUSU Personal Contest 20042102334

1289One Way TicketUSU Personal Contest 20041277399

1290SabotageSpring School Contest 2004642480

1291Gear-wheelsSpring School Contest 20041327384

1292Mars Space StationsSpring School Contest 20041344379

1293EniyaSpring School Contest 20043534615

1294Mars SatellitesSpring School Contest 20041623315

1295Crazy NotionsSpring School Contest 20043401151

1296HyperjumpSpring School Contest 2004813663

1297PalindromeSpring School Contest 2004626482

1298KnightSpring School Contest 20042197233

1299PsyloniansSpring School Contest 20043231542