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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021981256

1201Which Day Is It?USU Local Contest. March 20021386365

1202Rectangles TravelUSU Local Contest. March 20021141442

1203Scientific ConferenceUSU Local Contest. March 2002643279

1204IdempotentsUSU Local Contest. March 20022209229

1205By the Underground or by Foot?USU Local Contest. March 20022156235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024094124

1207Median on the PlaneUSU Local Contest. March 20024250119

1208Legendary Teams ContestUSU Local Contest. March 20022374213

12091, 10, 100, 1000...Autumn School Contest 20021500834

1210Kind SpiritsAutumn School Contest 20023003170

1211Collective GuaranteeAutumn School Contest 20021642310

1212BattleshipAutumn School Contest 20021031492

1213Cockroaches!Autumn School Contest 20022992171

1214Strange ProcedureAutumn School Contest 20025000102

1215Exactness of Projectile HitAutumn School Contest 20021696300

1216Two Pawns and One KingUSU Championship 20022412043

1217Unlucky TicketsUSU Championship 20021247408

1218Episode N-th: The Jedi TournamentUSU Championship 20021580322

1219Symbolic SequenceUSU Championship 20024243121

1220StacksUSU Championship 20021826279

1221Malevich Strikes Back!USU Championship 20021207421

1222Chernobyl’ EaglesUSU Championship 20023559144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021757290

1224SpiralNEERC 2002 Central Subregional775266

1225FlagsNEERC 2002 Central Subregional1465535

1226esreveR redrONEERC 2002 Central Subregional4505114

1227Rally ChampionshipNEERC 2002 Central Subregional1693301

1228ArrayNEERC 2002 Central Subregional4726108

1229Strong BrickworkNEERC 2002 Central Subregional1325384

1230Introspective ProgramNEERC 2002 Central Subregional637793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242192

1232Asteroid LandingNEERC 2002 Central Subregional2062374

1233Amusing NumbersNEERC 2002554910

1234BricksNEERC 2002737687

1235Cricket FieldNEERC 2002656771

1236Decoding TaskNEERC 20021023497

1237Evacuation PlanNEERC 2002511987

1238FoldingNEERC 20021229415

1239Ghost BustersNEERC 20021553112

1240Heroes of Might and MagicNEERC 20023541411

1241Inlay CuttersNEERC 20022911707

1242WerewolfUSU Personal Contest 20032911176

1243Divorce of the Seven DwarfsUSU Personal Contest 20031051549

1244GentlemenUSU Personal Contest 20032020254

1245PicturesUSU Personal Contest 2003534946

1246Tethered DogUSU Personal Contest 20031534333

1247Check a SequenceUSU Personal Contest 20032133240

1248Sequence SumUSU Personal Contest 2003775656

1249Ancient NecropolisUSU Local Contest. March 20032332220

1250Sea BurialUSU Local Contest. March 2003701724

1251Cemetery ManagerUSU Local Contest. March 20033361489

1252Sorting the TombstonesUSU Local Contest. March 20031284398

1253NecrologuesUSU Local Contest. March 2003736690

1254Die HardUSU Local Contest. March 2003789645

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031821281

1256Cemetery GuardUSU Local Contest. March 20032152289

1257HyphenationAutumn School Contest 20032881740

1258PoolAutumn School Contest 20031233417

1259How to Become Star?Autumn School Contest 20031298396

1260Nudnik PhotographerAutumn School Contest 20034652111

1261TipsAutumn School Contest 20031566329

1262Pseudo-Roman NumberAutumn School Contest 20031322389

1263ElectionsAutumn School Contest 20031218743

1264WorkdaysAutumn School Contest 20032474821

1265MirrorUSU Championship 20033281535

1266Kirchhoff's LawUSU Championship 20033561417

1267Yekaterinburg SubwayUSU Championship 20032901729

1268Little ChuUSU Championship 2003709721

1269Obscene Words FilterUSU Championship 2003603846

1270UnicubeUSU Championship 20032172285

1271Sailing DirectionsUSU Championship 20031044550

1272Non-Yekaterinburg SubwayUSU Championship 20033513147

1273TieUSU Championship 20031114462

1274Fractional ArithmeticNEERC 2003 Central Subregional754679

1275Knights of the Round TableNEERC 2003 Central Subregional2062403

1276TrainNEERC 2003 Central Subregional696735

1277Cops and ThievesNEERC 2003 Central Subregional589866

1278“… Connecting People”NEERC 2003 Central Subregional516987

1279WarehouseNEERC 2003 Central Subregional1218423

1280Topological SortingNEERC 2003 Central Subregional3661141

1281River BasinNEERC 2003 Central Subregional2761815

1282Game TreeNEERC 2003 Central Subregional1530337

1283DwarfUSU Personal Contest 20044502115

1284Space PokerUSU Personal Contest 20042182284

1285Thread in a HyperspaceUSU Personal Contest 20043171592

1286Starship TravelUSU Personal Contest 2004785655

1287Mars CanalsUSU Personal Contest 20041358381

1288AstrolocationUSU Personal Contest 20042222244

1289One Way TicketUSU Personal Contest 20041301397

1290SabotageSpring School Contest 2004648480

1291Gear-wheelsSpring School Contest 20041354382

1292Mars Space StationsSpring School Contest 20041365379

1293EniyaSpring School Contest 20043598614

1294Mars SatellitesSpring School Contest 20041636316

1295Crazy NotionsSpring School Contest 20043435151

1296HyperjumpSpring School Contest 2004838062

1297PalindromeSpring School Contest 2004633582

1298KnightSpring School Contest 20042226233

1299PsyloniansSpring School Contest 20043301532