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Problem set. Volume 3


IDTitleSourceAuthorsDifficulty

1200Horns and HoofsUSU Local Contest. March 20021973256

1201Which Day Is It?USU Local Contest. March 20021385364

1202Rectangles TravelUSU Local Contest. March 20021140442

1203Scientific ConferenceUSU Local Contest. March 2002641079

1204IdempotentsUSU Local Contest. March 20022204230

1205By the Underground or by Foot?USU Local Contest. March 20022151235

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024089124

1207Median on the PlaneUSU Local Contest. March 20024212120

1208Legendary Teams ContestUSU Local Contest. March 20022366214

12091, 10, 100, 1000...Autumn School Contest 20021498134

1210Kind SpiritsAutumn School Contest 20023001170

1211Collective GuaranteeAutumn School Contest 20021639310

1212BattleshipAutumn School Contest 20021029493

1213Cockroaches!Autumn School Contest 20022989171

1214Strange ProcedureAutumn School Contest 20024993102

1215Exactness of Projectile HitAutumn School Contest 20021695300

1216Two Pawns and One KingUSU Championship 20022412041

1217Unlucky TicketsUSU Championship 20021245408

1218Episode N-th: The Jedi TournamentUSU Championship 20021577323

1219Symbolic SequenceUSU Championship 20024239121

1220StacksUSU Championship 20021826279

1221Malevich Strikes Back!USU Championship 20021206421

1222Chernobyl’ EaglesUSU Championship 20023555144

1223Chernobyl’ Eagle on a RoofUSU Championship 20021752291

1224SpiralNEERC 2002 Central Subregional775066

1225FlagsNEERC 2002 Central Subregional1464035

1226esreveR redrONEERC 2002 Central Subregional4500114

1227Rally ChampionshipNEERC 2002 Central Subregional1689302

1228ArrayNEERC 2002 Central Subregional4721108

1229Strong BrickworkNEERC 2002 Central Subregional1323384

1230Introspective ProgramNEERC 2002 Central Subregional636793

1231Turing: One, Two, Three, …NEERC 2002 Central Subregional2242190

1232Asteroid LandingNEERC 2002 Central Subregional2052383

1233Amusing NumbersNEERC 2002547921

1234BricksNEERC 2002735689

1235Cricket FieldNEERC 2002654773

1236Decoding TaskNEERC 20021021498

1237Evacuation PlanNEERC 2002508991

1238FoldingNEERC 20021227415

1239Ghost BustersNEERC 20021543128

1240Heroes of Might and MagicNEERC 20023501425

1241Inlay CuttersNEERC 20022911706

1242WerewolfUSU Personal Contest 20032902177

1243Divorce of the Seven DwarfsUSU Personal Contest 20031050549

1244GentlemenUSU Personal Contest 20032016254

1245PicturesUSU Personal Contest 2003531951

1246Tethered DogUSU Personal Contest 20031529334

1247Check a SequenceUSU Personal Contest 20032124241

1248Sequence SumUSU Personal Contest 2003771659

1249Ancient NecropolisUSU Local Contest. March 20032331220

1250Sea BurialUSU Local Contest. March 2003698727

1251Cemetery ManagerUSU Local Contest. March 20033341496

1252Sorting the TombstonesUSU Local Contest. March 20031276400

1253NecrologuesUSU Local Contest. March 2003734692

1254Die HardUSU Local Contest. March 2003787646

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031820281

1256Cemetery GuardUSU Local Contest. March 20032152287

1257HyphenationAutumn School Contest 20032861750

1258PoolAutumn School Contest 20031231417

1259How to Become Star?Autumn School Contest 20031296397

1260Nudnik PhotographerAutumn School Contest 20034647111

1261TipsAutumn School Contest 20031561330

1262Pseudo-Roman NumberAutumn School Contest 20031317390

1263ElectionsAutumn School Contest 20031217143

1264WorkdaysAutumn School Contest 20032470921

1265MirrorUSU Championship 20033271538

1266Kirchhoff's LawUSU Championship 20033511436

1267Yekaterinburg SubwayUSU Championship 20032891733

1268Little ChuUSU Championship 2003701729

1269Obscene Words FilterUSU Championship 2003602847

1270UnicubeUSU Championship 20032142314

1271Sailing DirectionsUSU Championship 20031044546

1272Non-Yekaterinburg SubwayUSU Championship 20033502148

1273TieUSU Championship 20031109463

1274Fractional ArithmeticNEERC 2003 Central Subregional747685

1275Knights of the Round TableNEERC 2003 Central Subregional2062400

1276TrainNEERC 2003 Central Subregional695735

1277Cops and ThievesNEERC 2003 Central Subregional587868

1278“… Connecting People”NEERC 2003 Central Subregional515988

1279WarehouseNEERC 2003 Central Subregional1215423

1280Topological SortingNEERC 2003 Central Subregional3655141

1281River BasinNEERC 2003 Central Subregional2761813

1282Game TreeNEERC 2003 Central Subregional1529337

1283DwarfUSU Personal Contest 20044494115

1284Space PokerUSU Personal Contest 20042132333

1285Thread in a HyperspaceUSU Personal Contest 20043121616

1286Starship TravelUSU Personal Contest 2004783656

1287Mars CanalsUSU Personal Contest 20041354381

1288AstrolocationUSU Personal Contest 20042212252

1289One Way TicketUSU Personal Contest 20041297398

1290SabotageSpring School Contest 2004648080

1291Gear-wheelsSpring School Contest 20041348383

1292Mars Space StationsSpring School Contest 20041360380

1293EniyaSpring School Contest 20043594814

1294Mars SatellitesSpring School Contest 20041635316

1295Crazy NotionsSpring School Contest 20043430151

1296HyperjumpSpring School Contest 2004833062

1297PalindromeSpring School Contest 2004632982

1298KnightSpring School Contest 20042225233

1299PsyloniansSpring School Contest 20043281540