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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8490017

1001Reverse Root2521516

1002Phone NumbersCentral European Olympiad in Informatics 19996123216

1003ParityCentral European Olympiad in Informatics 19993431385

1004Sightseeing TripCentral European Olympiad in Informatics 19992356560

1005Stone PileUSU Championship 19971476590

1006Square FramesUSU Championship 19971455903

1007Code WordsUSU Championship 19973516375

1008Image EncodingUSTU PhysTech Cup 20003918337

1009K-based NumbersUSU Championship 19971382596

1010Discrete FunctionUSTU PhysTech Cup 20004931268

1011ConductorsUSU Championship 19975695232

1012K-based Numbers. Version 27639172

1013K-based Numbers. Version 3682215

1014Product of DigitsUSU Local Contest. 199912925102

1015Test the Difference!USU Local Contest. 19993148418

1016Cube on the WalkUSU Local Contest. 19991697772

1017StaircasesUSU Local Contest. 19998418156

1018Binary Apple TreeUSU Local Contest. 19994550289

1019Line PaintingUSU Local Contest. 19992992439

1020RopeAutumn School Contest 200012740103

1021Sacrament of the SumAutumn School Contest 20009335141

1022Genealogical TreeAutumn School Contest 20009590137

1023ButtonsAutumn School Contest 20006451204

1024PermutationsAutumn School Contest 20004383300

1025Democracy in DangerAutumn School Contest 20001906269

1026Questions and AnswersAutumn School Contest 20008966147

1027D++ AgainAutumn School Contest 20002294572

1028StarsUral Championship 19994941265

1029MinistryUral Championship 19993413334

1030TitanicUral Championship 19991560836

1031Railway TicketsUral Championship 19993622362

1032Find a MultipleUral Championship 19993851297

1033LabyrinthUral Championship 19995731229

1034Queens in Peaceful PositionsUral Championship 19991740750

1035Cross-stitchUral Championship 199910061290

1036Lucky Tickets4400298

1037Memory ManagementUSU Championship 20001722751

1038Spell CheckerUSU Championship 20002933442

1039Anniversary PartyUSU Championship 20003417380

1040Airline CompanyUSU Championship 20001319979

1041NikiforUSU Championship 20006202065

1042Central HeatingUSU Championship 20001612802

1043Cover an ArcUSU Championship 20008221564

1044Lucky Tickets. Easy!USU Championship 200010903119

1045Funny GameUSU Local Contest. March 20002494514

1046Geometrical DreamsUSU Local Contest. March 20006951823

1047Simple CalculationsUSU Local Contest. March 20004383293

1048Superlong SumsUSU Local Contest. March 20006845187

1049Brave BalloonistsUSU Local Contest. March 20005390238

1050Preparing an ArticleUSU Local Contest. March 20009341362

1051Simple Game on a GridUSU Local Contest. March 20002653483

1052Rabbit HuntUSU Local Contest. March 20005721224

1053PinocchioNEERC 2000 Central Subregional4128310

1054Hanoi TowerNEERC 2000 Central Subregional1969648

1055CombinationsNEERC 2000 Central Subregional3267392

1056Computer NetNEERC 2000 Central Subregional2425527

1057Amount of DegreesNEERC 2000 Central Subregional1814703

1058ChocolateNEERC 2000 Central Subregional4352877

1059ExpressionNEERC 2000 Central Subregional2051623

1060Flip GameNEERC 20003425354

1061Buffer ManagerNEERC 20002017600

1062TriathlonNEERC 20006751774

1063Domino PuzzleNEERC 20005682101

1064Binary SearchNEERC 20002024598

1065FrontierNEERC 20008741375

1066GarlandNEERC 20002266534

1067Disk TreeNEERC 20002145564

1068Sum3058040

1069Prufer CodeUSU Personal Contest 20012251523

1070Local TimeUSU Personal Contest 20011904618

1071Nikifor 2USU Personal Contest 20011987592

1072RoutingUSU Personal Contest 20012487473

1073Square CountryUSU Personal Contest 20017669154

1074Very Short ProblemUSU Personal Contest 20015642059

1075Thread in a SpaceUSU Personal Contest 20014872378

1076Trash1781656

1077Travelling Tours1037408

1078SegmentsWinter Mathematical Festival Varna 20013149370

1079MaximumWinter Mathematical Festival Varna 200110459112

1080Map ColoringWinter Mathematical Festival Varna 20014614253

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014588254

1082Gaby IvanushkaSpring School Contest 20019822118

1083Factorials!!!Spring School Contest 20011618372

1084Goat in the GardenSpring School Contest 20017905146

1085MeetingSpring School Contest 20011977583

1086CryptographySpring School Contest 200110332112

1087The Time to Take StonesSpring School Contest 20014206275

1088Ilya MurometzSpring School Contest 20011645700

1089Verification with a VocabularySpring School Contest 20012583447

1090In the Army NowUSU Local Contest. March 20013077357

1091Tmutarakan ExamsUSU Local Contest. March 20012217495

1092TransversalUSU Local Contest. March 20014772262

1093DartsUSU Local Contest. March 20015661913

1094E-screenUSU Local Contest. March 20012599422

1095Nikifor 3USU Local Contest. March 20012031540

1096Get the Right Route Plate!USU Local Contest. March 20011623675

1097Square Country 2USU Local Contest. March 20017881381

1098Questions2040514

1099Work Scheduling8241196