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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8408617

1001Reverse Root2491616

1002Phone NumbersCentral European Olympiad in Informatics 19996107215

1003ParityCentral European Olympiad in Informatics 19993415385

1004Sightseeing TripCentral European Olympiad in Informatics 19992349559

1005Stone PileUSU Championship 19971465290

1006Square FramesUSU Championship 19971453900

1007Code WordsUSU Championship 19973507374

1008Image EncodingUSTU PhysTech Cup 20003908336

1009K-based NumbersUSU Championship 19971371796

1010Discrete FunctionUSTU PhysTech Cup 20004920267

1011ConductorsUSU Championship 19975683231

1012K-based Numbers. Version 27612172

1013K-based Numbers. Version 3674214

1014Product of DigitsUSU Local Contest. 199912841102

1015Test the Difference!USU Local Contest. 19993145416

1016Cube on the WalkUSU Local Contest. 19991694770

1017StaircasesUSU Local Contest. 19998362157

1018Binary Apple TreeUSU Local Contest. 19994533289

1019Line PaintingUSU Local Contest. 19992987438

1020RopeAutumn School Contest 200012665103

1021Sacrament of the SumAutumn School Contest 20009292141

1022Genealogical TreeAutumn School Contest 20009552137

1023ButtonsAutumn School Contest 20006435203

1024PermutationsAutumn School Contest 20004371299

1025Democracy in DangerAutumn School Contest 20001887969

1026Questions and AnswersAutumn School Contest 20008878147

1027D++ AgainAutumn School Contest 20002291570

1028StarsUral Championship 19994922265

1029MinistryUral Championship 19993399334

1030TitanicUral Championship 19991555835

1031Railway TicketsUral Championship 19993610361

1032Find a MultipleUral Championship 19993841296

1033LabyrinthUral Championship 19995630232

1034Queens in Peaceful PositionsUral Championship 19991737748

1035Cross-stitchUral Championship 199910051285

1036Lucky Tickets4389297

1037Memory ManagementUSU Championship 20001720749

1038Spell CheckerUSU Championship 20002929441

1039Anniversary PartyUSU Championship 20003405379

1040Airline CompanyUSU Championship 20001313979

1041NikiforUSU Championship 20006152072

1042Central HeatingUSU Championship 20001606801

1043Cover an ArcUSU Championship 20008201560

1044Lucky Tickets. Easy!USU Championship 200010865119

1045Funny GameUSU Local Contest. March 20002482514

1046Geometrical DreamsUSU Local Contest. March 20006931820

1047Simple CalculationsUSU Local Contest. March 20004375292

1048Superlong SumsUSU Local Contest. March 20006821187

1049Brave BalloonistsUSU Local Contest. March 20005374238

1050Preparing an ArticleUSU Local Contest. March 20009311360

1051Simple Game on a GridUSU Local Contest. March 20002650481

1052Rabbit HuntUSU Local Contest. March 20005713224

1053PinocchioNEERC 2000 Central Subregional4121309

1054Hanoi TowerNEERC 2000 Central Subregional1955650

1055CombinationsNEERC 2000 Central Subregional3266390

1056Computer NetNEERC 2000 Central Subregional2421525

1057Amount of DegreesNEERC 2000 Central Subregional1810702

1058ChocolateNEERC 2000 Central Subregional4332876

1059ExpressionNEERC 2000 Central Subregional2048621

1060Flip GameNEERC 20003417353

1061Buffer ManagerNEERC 20002010599

1062TriathlonNEERC 20006731771

1063Domino PuzzleNEERC 20005682091

1064Binary SearchNEERC 20002019596

1065FrontierNEERC 20008741369

1066GarlandNEERC 20002259533

1067Disk TreeNEERC 20002138563

1068Sum3024940

1069Prufer CodeUSU Personal Contest 20012242522

1070Local TimeUSU Personal Contest 20011902615

1071Nikifor 2USU Personal Contest 20011983590

1072RoutingUSU Personal Contest 20012408486

1073Square CountryUSU Personal Contest 20017624154

1074Very Short ProblemUSU Personal Contest 20015572075

1075Thread in a SpaceUSU Personal Contest 20014792406

1076Trash1769658

1077Travelling Tours1031408

1078SegmentsWinter Mathematical Festival Varna 20013142369

1079MaximumWinter Mathematical Festival Varna 200110395112

1080Map ColoringWinter Mathematical Festival Varna 20014599253

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014574254

1082Gaby IvanushkaSpring School Contest 20019801118

1083Factorials!!!Spring School Contest 20011602172

1084Goat in the GardenSpring School Contest 20017872146

1085MeetingSpring School Contest 20011972582

1086CryptographySpring School Contest 200110244113

1087The Time to Take StonesSpring School Contest 20014194274

1088Ilya MurometzSpring School Contest 20011645697

1089Verification with a VocabularySpring School Contest 20012581445

1090In the Army NowUSU Local Contest. March 20013072356

1091Tmutarakan ExamsUSU Local Contest. March 20012209494

1092TransversalUSU Local Contest. March 20014772252

1093DartsUSU Local Contest. March 20015661904

1094E-screenUSU Local Contest. March 20012593421

1095Nikifor 3USU Local Contest. March 20012026539

1096Get the Right Route Plate!USU Local Contest. March 20011619673

1097Square Country 2USU Local Contest. March 20017881374

1098Questions2038512

1099Work Scheduling8151203