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Problem set. Volume 1


IDTitleSourceAuthorsDifficulty

1000A+B Problem7523117

1001Reverse Root2163617

1002Phone NumbersCentral European Olympiad in Informatics 19995815212

1003ParityCentral European Olympiad in Informatics 19993217383

1004Sightseeing TripCentral European Olympiad in Informatics 19992235550

1005Stone PileUSU Championship 19971334492

1006Square FramesUSU Championship 19971399875

1007Code WordsUSU Championship 19973370365

1008Image EncodingUSTU PhysTech Cup 20003757327

1009K-based NumbersUSU Championship 19971268997

1010Discrete FunctionUSTU PhysTech Cup 20004747259

1011ConductorsUSU Championship 19975446226

1012K-based Numbers. Version 27110173

1013K-based Numbers. Version 3405259

1014Product of DigitsUSU Local Contest. 199911653105

1015Test the Difference!USU Local Contest. 19993036404

1016Cube on the WalkUSU Local Contest. 19991624752

1017StaircasesUSU Local Contest. 19997628161

1018Binary Apple TreeUSU Local Contest. 19994223290

1019Line PaintingUSU Local Contest. 19992799438

1020RopeAutumn School Contest 200011745105

1021Sacrament of the SumAutumn School Contest 20008784140

1022Genealogical TreeAutumn School Contest 20009020136

1023ButtonsAutumn School Contest 20006090201

1024PermutationsAutumn School Contest 20004184293

1025Democracy in DangerAutumn School Contest 20001738871

1026Questions and AnswersAutumn School Contest 20008434145

1027D++ AgainAutumn School Contest 20002189559

1028StarsUral Championship 19994598266

1029MinistryUral Championship 19993203333

1030TitanicUral Championship 19991514804

1031Railway TicketsUral Championship 19993445354

1032Find a MultipleUral Championship 19993676290

1033LabyrinthUral Championship 19995347229

1034Queens in Peaceful PositionsUral Championship 19991681724

1035Cross-stitchUral Championship 19999751241

1036Lucky Tickets4086299

1037Memory ManagementUSU Championship 20001644734

1038Spell CheckerUSU Championship 20002844425

1039Anniversary PartyUSU Championship 20003193379

1040Airline CompanyUSU Championship 20001237973

1041NikiforUSU Championship 20005802057

1042Central HeatingUSU Championship 20001532787

1043Cover an ArcUSU Championship 20007951508

1044Lucky Tickets. Easy!USU Championship 200010286118

1045Funny GameUSU Local Contest. March 20002306518

1046Geometrical DreamsUSU Local Contest. March 20006731756

1047Simple CalculationsUSU Local Contest. March 20004256281

1048Superlong SumsUSU Local Contest. March 20006508184

1049Brave BalloonistsUSU Local Contest. March 20005100235

1050Preparing an ArticleUSU Local Contest. March 20008901333

1051Simple Game on a GridUSU Local Contest. March 20002570465

1052Rabbit HuntUSU Local Contest. March 20005412221

1053PinocchioNEERC 2000 Central Subregional3989299

1054Hanoi TowerNEERC 2000 Central Subregional1898627

1055CombinationsNEERC 2000 Central Subregional3168377

1056Computer NetNEERC 2000 Central Subregional2307517

1057Amount of DegreesNEERC 2000 Central Subregional1704698

1058ChocolateNEERC 2000 Central Subregional4022899

1059ExpressionNEERC 2000 Central Subregional1997596

1060Flip GameNEERC 20003305342

1061Buffer ManagerNEERC 20001944581

1062TriathlonNEERC 20006471726

1063Domino PuzzleNEERC 20005402061

1064Binary SearchNEERC 20001958577

1065FrontierNEERC 20008421332

1066GarlandNEERC 20002190515

1067Disk TreeNEERC 20001898594

1068Sum2689442

1069Prufer CodeUSU Personal Contest 20012082527

1070Local TimeUSU Personal Contest 20011844595

1071Nikifor 2USU Personal Contest 20011900578

1072RoutingUSU Personal Contest 20012325472

1073Square CountryUSU Personal Contest 20017003157

1074Very Short ProblemUSU Personal Contest 20015182089

1075Thread in a SpaceUSU Personal Contest 200110581033

1076Trash1703640

1077Travelling Tours971407

1078SegmentsWinter Mathematical Festival Varna 20012922372

1079MaximumWinter Mathematical Festival Varna 20019614113

1080Map ColoringWinter Mathematical Festival Varna 20014206259

1081Binary Lexicographic SequenceWinter Mathematical Festival Varna 20014278255

1082Gaby IvanushkaSpring School Contest 20019394115

1083Factorials!!!Spring School Contest 20011453174

1084Goat in the GardenSpring School Contest 20017345147

1085MeetingSpring School Contest 20011886571

1086CryptographySpring School Contest 20019191118

1087The Time to Take StonesSpring School Contest 20013999270

1088Ilya MurometzSpring School Contest 20011592675

1089Verification with a VocabularySpring School Contest 20012488433

1090In the Army NowUSU Local Contest. March 20012909352

1091Tmutarakan ExamsUSU Local Contest. March 20012121483

1092TransversalUSU Local Contest. March 20014712139

1093DartsUSU Local Contest. March 20015431860

1094E-screenUSU Local Contest. March 20012492411

1095Nikifor 3USU Local Contest. March 20012046500

1096Get the Right Route Plate!USU Local Contest. March 20011546661

1097Square Country 2USU Local Contest. March 20017651327

1098Questions1947503

1099Work Scheduling7371246