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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem8733216

1001Reverse Root2619316

1002Phone NumbersCentral European Olympiad in Informatics 19996225216

1003ParityCentral European Olympiad in Informatics 19993491386

1004Sightseeing TripCentral European Olympiad in Informatics 19992387563

1005Stone PileUSU Championship 19971521189

1006Square FramesUSU Championship 19971470911

1007Code WordsUSU Championship 19973543380

1008Image EncodingUSTU PhysTech Cup 20003953340

1009K-based NumbersUSU Championship 19971413295

1010Discrete FunctionUSTU PhysTech Cup 20004980270

1011ConductorsUSU Championship 19975770233

1012K-based Numbers. Version 27778173

1013K-based Numbers. Version 3756210

1014Product of DigitsUSU Local Contest. 199913246101

1015Test the Difference!USU Local Contest. 19993173422

1016Cube on the WalkUSU Local Contest. 19991721776

1017StaircasesUSU Local Contest. 19998603156

1018Binary Apple TreeUSU Local Contest. 19994622290

1019Line PaintingUSU Local Contest. 19993030442

1020RopeAutumn School Contest 200013001103

1021Sacrament of the SumAutumn School Contest 20009478141

1022Genealogical TreeAutumn School Contest 20009796137

1023ButtonsAutumn School Contest 20006563204

1024PermutationsAutumn School Contest 20004449301

1025Democracy in DangerAutumn School Contest 20001955269

1026Questions and AnswersAutumn School Contest 20009124147

1027D++ AgainAutumn School Contest 20002310579

1028StarsUral Championship 19995013267

1029MinistryUral Championship 19993454337

1030TitanicUral Championship 19991584840

1031Railway TicketsUral Championship 19993653365

1032Find a MultipleUral Championship 19993901298

1033LabyrinthUral Championship 19995851228

1034Queens in Peaceful PositionsUral Championship 19991749761

1035Cross-stitchUral Championship 199910121307

1036Lucky Tickets4477298

1037Memory ManagementUSU Championship 20001740758

1038Spell CheckerUSU Championship 20002954448

1039Anniversary PartyUSU Championship 20003496378

1040Airline CompanyUSU Championship 20001341982

1041NikiforUSU Championship 20006252089

1042Central HeatingUSU Championship 20001640804

1043Cover an ArcUSU Championship 20008271585

1044Lucky Tickets. Easy!USU Championship 200011105119

1045Funny GameUSU Local Contest. March 20002539514

1046Geometrical DreamsUSU Local Contest. March 20007001846

1047Simple CalculationsUSU Local Contest. March 20004426296

1048Superlong SumsUSU Local Contest. March 20006938188

1049Brave BalloonistsUSU Local Contest. March 20005471239

1050Preparing an ArticleUSU Local Contest. March 20009511364

1051Simple Game on a GridUSU Local Contest. March 20002686486

1052Rabbit HuntUSU Local Contest. March 20005813225

1053PinocchioNEERC 2000 Central Subregional4157314

1054Hanoi TowerNEERC 2000 Central Subregional1987655

1055CombinationsNEERC 2000 Central Subregional3310394

1056Computer NetNEERC 2000 Central Subregional2449532

1057Amount of DegreesNEERC 2000 Central Subregional1842706

1058ChocolateNEERC 2000 Central Subregional4392906

1059ExpressionNEERC 2000 Central Subregional2085624

1060Flip GameNEERC 20003485355

1061Buffer ManagerNEERC 20002027608

1062TriathlonNEERC 20006811792

1063Domino PuzzleNEERC 20005722127

1064Binary SearchNEERC 20002036606

1065FrontierNEERC 20008871381

1066GarlandNEERC 20002284540

1067Disk TreeNEERC 20002246549

1068Sum3159439

1069Prufer CodeUSU Personal Contest 20012293523

1070Local TimeUSU Personal Contest 20011932620

1071Nikifor 2USU Personal Contest 20012002599

1072RoutingUSU Personal Contest 20012507479

1073Square CountryUSU Personal Contest 20017851153

1074Very Short ProblemUSU Personal Contest 20015752059

1075Thread in a SpaceUSU Personal Contest 20015142299

1076Trash1790666

1077Travelling Tours1050410

1078SegmentsWinter Mathematical Festival Varna 20013181373

1079MaximumWinter Mathematical Festival Varna 200110717111

1080Map ColoringWinter Mathematical Festival Varna 20014791248

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014639256

1082Gaby IvanushkaSpring School Contest 20019980118

1083Factorials!!!Spring School Contest 20011672171

1084Goat in the GardenSpring School Contest 20018056146

1085MeetingSpring School Contest 20011997589

1086CryptographySpring School Contest 200110629111

1087The Time to Take StonesSpring School Contest 20014258277

1088Ilya MurometzSpring School Contest 20011666705

1089Verification with a VocabularySpring School Contest 20012611451

1090In the Army NowUSU Local Contest. March 20013136357

1091Tmutarakan ExamsUSU Local Contest. March 20012241499

1092TransversalUSU Local Contest. March 20014822282

1093DartsUSU Local Contest. March 20015721929

1094E-screenUSU Local Contest. March 20012619427

1095Nikifor 3USU Local Contest. March 20012041548

1096Get the Right Route Plate!USU Local Contest. March 20011630685

1097Square Country 2USU Local Contest. March 20017961393

1098Questions2063518

1099Work Scheduling8491183