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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021864250

1201Which Day Is It?USU Local Contest. March 20021316353

1202Rectangles TravelUSU Local Contest. March 20021039447

1203Scientific ConferenceUSU Local Contest. March 2002553784

1204IdempotentsUSU Local Contest. March 20022074225

1205By the Underground or by Foot?USU Local Contest. March 20022041228

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023882120

1207Median on the PlaneUSU Local Contest. March 20022617178

1208Legendary Teams ContestUSU Local Contest. March 20022216210

12091, 10, 100, 1000...Autumn School Contest 20021319736

1210Kind SpiritsAutumn School Contest 20022919161

1211Collective GuaranteeAutumn School Contest 20021472319

1212BattleshipAutumn School Contest 2002936499

1213Cockroaches!Autumn School Contest 20022796168

1214Strange ProcedureAutumn School Contest 20024701100

1215Exactness of Projectile HitAutumn School Contest 20021570299

1216Two Pawns and One KingUSU Championship 20022202055

1217Unlucky TicketsUSU Championship 20021151407

1218Episode N-th: The Jedi TournamentUSU Championship 20021458322

1219Symbolic SequenceUSU Championship 20024030117

1220StacksUSU Championship 20021727272

1221Malevich Strikes Back!USU Championship 20021116420

1222Chernobyl’ EaglesUSU Championship 20023387139

1223Chernobyl’ Eagle on a RoofUSU Championship 20021572299

1224SpiralNEERC 2002 Central Subregional703667

1225FlagsNEERC 2002 Central Subregional1290137

1226esreveR redrONEERC 2002 Central Subregional4248111

1227Rally ChampionshipNEERC 2002 Central Subregional1535306

1228ArrayNEERC 2002 Central Subregional4503105

1229Strong BrickworkNEERC 2002 Central Subregional1255374

1230Introspective ProgramNEERC 2002 Central Subregional628741

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2102149

1232Asteroid LandingNEERC 2002 Central Subregional1882387

1233Amusing NumbersNEERC 2002492943

1234BricksNEERC 2002691675

1235Cricket FieldNEERC 2002621750

1236Decoding TaskNEERC 2002934501

1237Evacuation PlanNEERC 2002485957

1238FoldingNEERC 20021109423

1239Ghost BustersNEERC 20021482996

1240Heroes of Might and MagicNEERC 20023271405

1241Inlay CuttersNEERC 20022761657

1242WerewolfUSU Personal Contest 20032435194

1243Divorce of the Seven DwarfsUSU Personal Contest 2003944950

1244GentlemenUSU Personal Contest 20031847256

1245PicturesUSU Personal Contest 2003501929

1246Tethered DogUSU Personal Contest 20031427330

1247Check a SequenceUSU Personal Contest 20032003236

1248Sequence SumUSU Personal Contest 2003712658

1249Ancient NecropolisUSU Local Contest. March 20032215214

1250Sea BurialUSU Local Contest. March 2003652718

1251Cemetery ManagerUSU Local Contest. March 20032821627

1252Sorting the TombstonesUSU Local Contest. March 20031175401

1253NecrologuesUSU Local Contest. March 2003677692

1254Die HardUSU Local Contest. March 2003728644

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031742271

1256Cemetery GuardUSU Local Contest. March 20032002262

1257HyphenationAutumn School Contest 20032721698

1258PoolAutumn School Contest 20031129420

1259How to Become Star?Autumn School Contest 20031220389

1260Nudnik PhotographerAutumn School Contest 20034327110

1261TipsAutumn School Contest 20031437331

1262Pseudo-Roman NumberAutumn School Contest 20031251380

1263ElectionsAutumn School Contest 20031098844

1264WorkdaysAutumn School Contest 20032151622

1265MirrorUSU Championship 20033091502

1266Kirchhoff's LawUSU Championship 20033181461

1267Yekaterinburg SubwayUSU Championship 20032501843

1268Little ChuUSU Championship 2003647729

1269Obscene Words FilterUSU Championship 2003561839

1270UnicubeUSU Championship 20031922372

1271Sailing DirectionsUSU Championship 2003944606

1272Non-Yekaterinburg SubwayUSU Championship 20033174150

1273TieUSU Championship 20031022464

1274Fractional ArithmeticNEERC 2003 Central Subregional687688

1275Knights of the Round TableNEERC 2003 Central Subregional1722634

1276TrainNEERC 2003 Central Subregional612771

1277Cops and ThievesNEERC 2003 Central Subregional603782

1278“… Connecting People”NEERC 2003 Central Subregional483972

1279WarehouseNEERC 2003 Central Subregional1149414

1280Topological SortingNEERC 2003 Central Subregional3353143

1281River BasinNEERC 2003 Central Subregional3361385

1282Game TreeNEERC 2003 Central Subregional1424334

1283DwarfUSU Personal Contest 20044022119

1284Space PokerUSU Personal Contest 20041962336

1285Thread in a HyperspaceUSU Personal Contest 20042801659

1286Starship TravelUSU Personal Contest 2004712666

1287Mars CanalsUSU Personal Contest 20041277374

1288AstrolocationUSU Personal Contest 20042022270

1289One Way TicketUSU Personal Contest 20041209395

1290SabotageSpring School Contest 2004608079

1291Gear-wheelsSpring School Contest 20041209395

1292Mars Space StationsSpring School Contest 20041287371

1293EniyaSpring School Contest 20043124315

1294Mars SatellitesSpring School Contest 20041546309

1295Crazy NotionsSpring School Contest 20043172151

1296HyperjumpSpring School Contest 2004592481

1297PalindromeSpring School Contest 2004583282

1298KnightSpring School Contest 20041928248

1299PsyloniansSpring School Contest 20043151481