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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021879250

1201Which Day Is It?USU Local Contest. March 20021329353

1202Rectangles TravelUSU Local Contest. March 20021046448

1203Scientific ConferenceUSU Local Contest. March 2002560784

1204IdempotentsUSU Local Contest. March 20022088226

1205By the Underground or by Foot?USU Local Contest. March 20022009234

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20023909121

1207Median on the PlaneUSU Local Contest. March 20022970159

1208Legendary Teams ContestUSU Local Contest. March 20022228211

12091, 10, 100, 1000...Autumn School Contest 20021351735

1210Kind SpiritsAutumn School Contest 20022943162

1211Collective GuaranteeAutumn School Contest 20021495317

1212BattleshipAutumn School Contest 2002941502

1213Cockroaches!Autumn School Contest 20022809169

1214Strange ProcedureAutumn School Contest 20024736101

1215Exactness of Projectile HitAutumn School Contest 20021576301

1216Two Pawns and One KingUSU Championship 20022202075

1217Unlucky TicketsUSU Championship 20021162407

1218Episode N-th: The Jedi TournamentUSU Championship 20021476321

1219Symbolic SequenceUSU Championship 20024059117

1220StacksUSU Championship 20021739273

1221Malevich Strikes Back!USU Championship 20021124421

1222Chernobyl’ EaglesUSU Championship 20023409140

1223Chernobyl’ Eagle on a RoofUSU Championship 20021593298

1224SpiralNEERC 2002 Central Subregional712467

1225FlagsNEERC 2002 Central Subregional1310636

1226esreveR redrONEERC 2002 Central Subregional4282111

1227Rally ChampionshipNEERC 2002 Central Subregional1561304

1228ArrayNEERC 2002 Central Subregional4531105

1229Strong BrickworkNEERC 2002 Central Subregional1263375

1230Introspective ProgramNEERC 2002 Central Subregional630746

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2132141

1232Asteroid LandingNEERC 2002 Central Subregional1902387

1233Amusing NumbersNEERC 2002497943

1234BricksNEERC 2002694679

1235Cricket FieldNEERC 2002624754

1236Decoding TaskNEERC 2002940503

1237Evacuation PlanNEERC 2002489959

1238FoldingNEERC 20021121423

1239Ghost BustersNEERC 20021483026

1240Heroes of Might and MagicNEERC 20023291410

1241Inlay CuttersNEERC 20022801650

1242WerewolfUSU Personal Contest 20032628182

1243Divorce of the Seven DwarfsUSU Personal Contest 2003959250

1244GentlemenUSU Personal Contest 20031872255

1245PicturesUSU Personal Contest 2003504933

1246Tethered DogUSU Personal Contest 20031438331

1247Check a SequenceUSU Personal Contest 20032017237

1248Sequence SumUSU Personal Contest 2003716661

1249Ancient NecropolisUSU Local Contest. March 20032226215

1250Sea BurialUSU Local Contest. March 2003663713

1251Cemetery ManagerUSU Local Contest. March 20033081509

1252Sorting the TombstonesUSU Local Contest. March 20031186401

1253NecrologuesUSU Local Contest. March 2003684691

1254Die HardUSU Local Contest. March 2003741639

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031755272

1256Cemetery GuardUSU Local Contest. March 20032002285

1257HyphenationAutumn School Contest 20032731709

1258PoolAutumn School Contest 20031152416

1259How to Become Star?Autumn School Contest 20031227391

1260Nudnik PhotographerAutumn School Contest 20034369110

1261TipsAutumn School Contest 20031446332

1262Pseudo-Roman NumberAutumn School Contest 20031257382

1263ElectionsAutumn School Contest 20031113843

1264WorkdaysAutumn School Contest 20032202222

1265MirrorUSU Championship 20033091516

1266Kirchhoff's LawUSU Championship 20033201466

1267Yekaterinburg SubwayUSU Championship 20032501861

1268Little ChuUSU Championship 2003653730

1269Obscene Words FilterUSU Championship 2003566840

1270UnicubeUSU Championship 20031932383

1271Sailing DirectionsUSU Championship 2003944651

1272Non-Yekaterinburg SubwayUSU Championship 20033216150

1273TieUSU Championship 20031031465

1274Fractional ArithmeticNEERC 2003 Central Subregional693688

1275Knights of the Round TableNEERC 2003 Central Subregional1892432

1276TrainNEERC 2003 Central Subregional620768

1277Cops and ThievesNEERC 2003 Central Subregional609782

1278“… Connecting People”NEERC 2003 Central Subregional487974

1279WarehouseNEERC 2003 Central Subregional1159414

1280Topological SortingNEERC 2003 Central Subregional3390142

1281River BasinNEERC 2003 Central Subregional3381391

1282Game TreeNEERC 2003 Central Subregional1437334

1283DwarfUSU Personal Contest 20044064119

1284Space PokerUSU Personal Contest 20041962359

1285Thread in a HyperspaceUSU Personal Contest 20042851647

1286Starship TravelUSU Personal Contest 2004715670

1287Mars CanalsUSU Personal Contest 20041288374

1288AstrolocationUSU Personal Contest 20042022292

1289One Way TicketUSU Personal Contest 20041222394

1290SabotageSpring School Contest 2004613379

1291Gear-wheelsSpring School Contest 20041225394

1292Mars Space StationsSpring School Contest 20041298372

1293EniyaSpring School Contest 20043195915

1294Mars SatellitesSpring School Contest 20041560310

1295Crazy NotionsSpring School Contest 20043203151

1296HyperjumpSpring School Contest 2004641576

1297PalindromeSpring School Contest 2004590682

1298KnightSpring School Contest 20042093231

1299PsyloniansSpring School Contest 20043161491