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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021977256

1201Which Day Is It?USU Local Contest. March 20021385365

1202Rectangles TravelUSU Local Contest. March 20021140442

1203Scientific ConferenceUSU Local Contest. March 2002641579

1204IdempotentsUSU Local Contest. March 20022207229

1205By the Underground or by Foot?USU Local Contest. March 20022153235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024092124

1207Median on the PlaneUSU Local Contest. March 20024233120

1208Legendary Teams ContestUSU Local Contest. March 20022371214

12091, 10, 100, 1000...Autumn School Contest 20021500034

1210Kind SpiritsAutumn School Contest 20023002170

1211Collective GuaranteeAutumn School Contest 20021642310

1212BattleshipAutumn School Contest 20021030493

1213Cockroaches!Autumn School Contest 20022991171

1214Strange ProcedureAutumn School Contest 20024996102

1215Exactness of Projectile HitAutumn School Contest 20021695300

1216Two Pawns and One KingUSU Championship 20022412042

1217Unlucky TicketsUSU Championship 20021246408

1218Episode N-th: The Jedi TournamentUSU Championship 20021578323

1219Symbolic SequenceUSU Championship 20024241121

1220StacksUSU Championship 20021826279

1221Malevich Strikes Back!USU Championship 20021206421

1222Chernobyl’ EaglesUSU Championship 20023557144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021754291

1224SpiralNEERC 2002 Central Subregional775066

1225FlagsNEERC 2002 Central Subregional1465135

1226esreveR redrONEERC 2002 Central Subregional4503114

1227Rally ChampionshipNEERC 2002 Central Subregional1691301

1228ArrayNEERC 2002 Central Subregional4724108

1229Strong BrickworkNEERC 2002 Central Subregional1324384

1230Introspective ProgramNEERC 2002 Central Subregional637792

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242191

1232Asteroid LandingNEERC 2002 Central Subregional2052384

1233Amusing NumbersNEERC 2002550916

1234BricksNEERC 2002737687

1235Cricket FieldNEERC 2002656771

1236Decoding TaskNEERC 20021022497

1237Evacuation PlanNEERC 2002510988

1238FoldingNEERC 20021227415

1239Ghost BustersNEERC 20021553110

1240Heroes of Might and MagicNEERC 20023521418

1241Inlay CuttersNEERC 20022911706

1242WerewolfUSU Personal Contest 20032909176

1243Divorce of the Seven DwarfsUSU Personal Contest 20031051149

1244GentlemenUSU Personal Contest 20032019254

1245PicturesUSU Personal Contest 2003533948

1246Tethered DogUSU Personal Contest 20031531334

1247Check a SequenceUSU Personal Contest 20032131240

1248Sequence SumUSU Personal Contest 2003774656

1249Ancient NecropolisUSU Local Contest. March 20032332220

1250Sea BurialUSU Local Contest. March 2003700725

1251Cemetery ManagerUSU Local Contest. March 20033351492

1252Sorting the TombstonesUSU Local Contest. March 20031283398

1253NecrologuesUSU Local Contest. March 2003735691

1254Die HardUSU Local Contest. March 2003789644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031821281

1256Cemetery GuardUSU Local Contest. March 20032152288

1257HyphenationAutumn School Contest 20032881739

1258PoolAutumn School Contest 20031231418

1259How to Become Star?Autumn School Contest 20031297397

1260Nudnik PhotographerAutumn School Contest 20034650111

1261TipsAutumn School Contest 20031563329

1262Pseudo-Roman NumberAutumn School Contest 20031318390

1263ElectionsAutumn School Contest 20031218343

1264WorkdaysAutumn School Contest 20032473421

1265MirrorUSU Championship 20033271538

1266Kirchhoff's LawUSU Championship 20033551420

1267Yekaterinburg SubwayUSU Championship 20032891734

1268Little ChuUSU Championship 2003706724

1269Obscene Words FilterUSU Championship 2003602847

1270UnicubeUSU Championship 20032162294

1271Sailing DirectionsUSU Championship 20031044548

1272Non-Yekaterinburg SubwayUSU Championship 20033508147

1273TieUSU Championship 20031112462

1274Fractional ArithmeticNEERC 2003 Central Subregional752681

1275Knights of the Round TableNEERC 2003 Central Subregional2062401

1276TrainNEERC 2003 Central Subregional696735

1277Cops and ThievesNEERC 2003 Central Subregional588867

1278“… Connecting People”NEERC 2003 Central Subregional515988

1279WarehouseNEERC 2003 Central Subregional1216423

1280Topological SortingNEERC 2003 Central Subregional3661141

1281River BasinNEERC 2003 Central Subregional2761814

1282Game TreeNEERC 2003 Central Subregional1529337

1283DwarfUSU Personal Contest 20044496115

1284Space PokerUSU Personal Contest 20042162303

1285Thread in a HyperspaceUSU Personal Contest 20043141606

1286Starship TravelUSU Personal Contest 2004784655

1287Mars CanalsUSU Personal Contest 20041357381

1288AstrolocationUSU Personal Contest 20042222243

1289One Way TicketUSU Personal Contest 20041299398

1290SabotageSpring School Contest 2004648480

1291Gear-wheelsSpring School Contest 20041351383

1292Mars Space StationsSpring School Contest 20041361380

1293EniyaSpring School Contest 20043597214

1294Mars SatellitesSpring School Contest 20041635317

1295Crazy NotionsSpring School Contest 20043433151

1296HyperjumpSpring School Contest 2004836362

1297PalindromeSpring School Contest 2004633282

1298KnightSpring School Contest 20042225233

1299PsyloniansSpring School Contest 20043291536