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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021941256

1201Which Day Is It?USU Local Contest. March 20021372361

1202Rectangles TravelUSU Local Contest. March 20021115443

1203Scientific ConferenceUSU Local Contest. March 2002615181

1204IdempotentsUSU Local Contest. March 20022170229

1205By the Underground or by Foot?USU Local Contest. March 20022091237

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024041123

1207Median on the PlaneUSU Local Contest. March 20023990125

1208Legendary Teams ContestUSU Local Contest. March 20022332213

12091, 10, 100, 1000...Autumn School Contest 20021462234

1210Kind SpiritsAutumn School Contest 20023070163

1211Collective GuaranteeAutumn School Contest 20021609310

1212BattleshipAutumn School Contest 20021017489

1213Cockroaches!Autumn School Contest 20022955169

1214Strange ProcedureAutumn School Contest 20024944101

1215Exactness of Projectile HitAutumn School Contest 20021667300

1216Two Pawns and One KingUSU Championship 20022322077

1217Unlucky TicketsUSU Championship 20021218409

1218Episode N-th: The Jedi TournamentUSU Championship 20021551322

1219Symbolic SequenceUSU Championship 20024209119

1220StacksUSU Championship 20021808277

1221Malevich Strikes Back!USU Championship 20021181422

1222Chernobyl’ EaglesUSU Championship 20023529142

1223Chernobyl’ Eagle on a RoofUSU Championship 20021692295

1224SpiralNEERC 2002 Central Subregional760766

1225FlagsNEERC 2002 Central Subregional1419735

1226esreveR redrONEERC 2002 Central Subregional4450113

1227Rally ChampionshipNEERC 2002 Central Subregional1661301

1228ArrayNEERC 2002 Central Subregional4668107

1229Strong BrickworkNEERC 2002 Central Subregional1310381

1230Introspective ProgramNEERC 2002 Central Subregional653758

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242149

1232Asteroid LandingNEERC 2002 Central Subregional2022372

1233Amusing NumbersNEERC 2002534925

1234BricksNEERC 2002726684

1235Cricket FieldNEERC 2002651762

1236Decoding TaskNEERC 20021009494

1237Evacuation PlanNEERC 2002503982

1238FoldingNEERC 20021197417

1239Ghost BustersNEERC 20021533089

1240Heroes of Might and MagicNEERC 20023451418

1241Inlay CuttersNEERC 20022871697

1242WerewolfUSU Personal Contest 20032829178

1243Divorce of the Seven DwarfsUSU Personal Contest 20031028149

1244GentlemenUSU Personal Contest 20031969255

1245PicturesUSU Personal Contest 2003520953

1246Tethered DogUSU Personal Contest 20031508333

1247Check a SequenceUSU Personal Contest 20032096240

1248Sequence SumUSU Personal Contest 2003752663

1249Ancient NecropolisUSU Local Contest. March 20032311218

1250Sea BurialUSU Local Contest. March 2003684728

1251Cemetery ManagerUSU Local Contest. March 20033251508

1252Sorting the TombstonesUSU Local Contest. March 20031251401

1253NecrologuesUSU Local Contest. March 2003717695

1254Die HardUSU Local Contest. March 2003779640

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031802279

1256Cemetery GuardUSU Local Contest. March 20032112286

1257HyphenationAutumn School Contest 20032801754

1258PoolAutumn School Contest 20031207418

1259How to Become Star?Autumn School Contest 20031279395

1260Nudnik PhotographerAutumn School Contest 20034599110

1261TipsAutumn School Contest 20031541328

1262Pseudo-Roman NumberAutumn School Contest 20031298389

1263ElectionsAutumn School Contest 20031194543

1264WorkdaysAutumn School Contest 20032415021

1265MirrorUSU Championship 20033211537

1266Kirchhoff's LawUSU Championship 20033391458

1267Yekaterinburg SubwayUSU Championship 20032851725

1268Little ChuUSU Championship 2003685732

1269Obscene Words FilterUSU Championship 2003587852

1270UnicubeUSU Championship 20032022400

1271Sailing DirectionsUSU Championship 20031004626

1272Non-Yekaterinburg SubwayUSU Championship 20033419148

1273TieUSU Championship 20031085465

1274Fractional ArithmeticNEERC 2003 Central Subregional731687

1275Knights of the Round TableNEERC 2003 Central Subregional2042379

1276TrainNEERC 2003 Central Subregional683735

1277Cops and ThievesNEERC 2003 Central Subregional632793

1278“… Connecting People”NEERC 2003 Central Subregional508983

1279WarehouseNEERC 2003 Central Subregional1194423

1280Topological SortingNEERC 2003 Central Subregional3580142

1281River BasinNEERC 2003 Central Subregional3601376

1282Game TreeNEERC 2003 Central Subregional1505336

1283DwarfUSU Personal Contest 20044378116

1284Space PokerUSU Personal Contest 20042062365

1285Thread in a HyperspaceUSU Personal Contest 20043041627

1286Starship TravelUSU Personal Contest 2004763661

1287Mars CanalsUSU Personal Contest 20041337379

1288AstrolocationUSU Personal Contest 20042082343

1289One Way TicketUSU Personal Contest 20041269399

1290SabotageSpring School Contest 2004640480

1291Gear-wheelsSpring School Contest 20041322384

1292Mars Space StationsSpring School Contest 20041342378

1293EniyaSpring School Contest 20043516515

1294Mars SatellitesSpring School Contest 20041618314

1295Crazy NotionsSpring School Contest 20043387150

1296HyperjumpSpring School Contest 2004792664

1297PalindromeSpring School Contest 2004624582

1298KnightSpring School Contest 20042186233

1299PsyloniansSpring School Contest 20043231535