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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem9287016

1001Reverse Root2834515

1002Phone NumbersCentral European Olympiad in Informatics 19996426217

1003ParityCentral European Olympiad in Informatics 19993683379

1004Sightseeing TripCentral European Olympiad in Informatics 19992477563

1005Stone PileUSU Championship 19971613887

1006Square FramesUSU Championship 19971510920

1007Code WordsUSU Championship 19973677379

1008Image EncodingUSTU PhysTech Cup 20004045345

1009K-based NumbersUSU Championship 19971486194

1010Discrete FunctionUSTU PhysTech Cup 20005092274

1011ConductorsUSU Championship 19975916236

1012K-based Numbers. Version 28072173

1013K-based Numbers. Version 3963189

1014Product of DigitsUSU Local Contest. 19991416898

1015Test the Difference!USU Local Contest. 19993269425

1016Cube on the WalkUSU Local Contest. 19991793773

1017StaircasesUSU Local Contest. 19999019154

1018Binary Apple TreeUSU Local Contest. 19994834288

1019Line PaintingUSU Local Contest. 19993176438

1020RopeAutumn School Contest 200013914100

1021Sacrament of the SumAutumn School Contest 20009805142

1022Genealogical TreeAutumn School Contest 200010131137

1023ButtonsAutumn School Contest 20006781205

1024PermutationsAutumn School Contest 20004596302

1025Democracy in DangerAutumn School Contest 20002060068

1026Questions and AnswersAutumn School Contest 20008864157

1027D++ AgainAutumn School Contest 20002376584

1028StarsUral Championship 19995337260

1029MinistryUral Championship 19993560339

1030TitanicUral Championship 19991652835

1031Railway TicketsUral Championship 19993757369

1032Find a MultipleUral Championship 19994074296

1033LabyrinthUral Championship 19996062229

1034Queens in Peaceful PositionsUral Championship 19991824757

1035Cross-stitchUral Championship 199910431316

1036Lucky Tickets4680296

1037Memory ManagementUSU Championship 20001801760

1038Spell CheckerUSU Championship 20003020454

1039Anniversary PartyUSU Championship 20003658375

1040Airline CompanyUSU Championship 20001409969

1041NikiforUSU Championship 20006422110

1042Central HeatingUSU Championship 20001712799

1043Cover an ArcUSU Championship 20008601581

1044Lucky Tickets. Easy!USU Championship 200011519119

1045Funny GameUSU Local Contest. March 20002677506

1046Geometrical DreamsUSU Local Contest. March 20007371819

1047Simple CalculationsUSU Local Contest. March 20004515301

1048Superlong SumsUSU Local Contest. March 20007126190

1049Brave BalloonistsUSU Local Contest. March 20005684239

1050Preparing an ArticleUSU Local Contest. March 20009921356

1051Simple Game on a GridUSU Local Contest. March 20002735495

1052Rabbit HuntUSU Local Contest. March 20006026225

1053PinocchioNEERC 2000 Central Subregional4272317

1054Hanoi TowerNEERC 2000 Central Subregional2082648

1055CombinationsNEERC 2000 Central Subregional3395398

1056Computer NetNEERC 2000 Central Subregional2559528

1057Amount of DegreesNEERC 2000 Central Subregional1939696

1058ChocolateNEERC 2000 Central Subregional4662843

1059ExpressionNEERC 2000 Central Subregional2132633

1060Flip GameNEERC 20003608355

1061Buffer ManagerNEERC 20002074617

1062TriathlonNEERC 20007041799

1063Domino PuzzleNEERC 20005902139

1064Binary SearchNEERC 20002084614

1065FrontierNEERC 20009291368

1066GarlandNEERC 20002340546

1067Disk TreeNEERC 20002443523

1068Sum3388438

1069Prufer CodeUSU Personal Contest 20012414515

1070Local TimeUSU Personal Contest 20011985626

1071Nikifor 2USU Personal Contest 20012095593

1072RoutingUSU Personal Contest 20012582482

1073Square CountryUSU Personal Contest 20018342150

1074Very Short ProblemUSU Personal Contest 20015982054

1075Thread in a SpaceUSU Personal Contest 20016002047

1076Trash1840671

1077Travelling Tours1110402

1078SegmentsWinter Mathematical Festival Varna 20013322371

1079MaximumWinter Mathematical Festival Varna 200111307109

1080Map ColoringWinter Mathematical Festival Varna 20015104242

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014801257

1082Gaby IvanushkaSpring School Contest 200110289119

1083Factorials!!!Spring School Contest 20011792068

1084Goat in the GardenSpring School Contest 20018362146

1085MeetingSpring School Contest 20012052594

1086CryptographySpring School Contest 200111298108

1087The Time to Take StonesSpring School Contest 20014425276

1088Ilya MurometzSpring School Contest 20011743699

1089Verification with a VocabularySpring School Contest 20012673457

1090In the Army NowUSU Local Contest. March 20013346347

1091Tmutarakan ExamsUSU Local Contest. March 20012337496

1092TransversalUSU Local Contest. March 20015142221

1093DartsUSU Local Contest. March 20015941927

1094E-screenUSU Local Contest. March 20012679433

1095Nikifor 3USU Local Contest. March 20012094553

1096Get the Right Route Plate!USU Local Contest. March 20011704679

1097Square Country 2USU Local Contest. March 20018391371

1098Questions2109525

1099Work Scheduling9001158