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Problem set. Mathematical Problems


IDTitleSourceAuthorsDifficulty

1011ConductorsUSU Championship 19976298247

1014Product of DigitsUSU Local Contest. 19991655394

1024PermutationsAutumn School Contest 20004857319

1041NikiforUSU Championship 20003094803

1047Simple CalculationsUSU Local Contest. March 20005019301

1053PinocchioNEERC 2000 Central Subregional4428340

1055CombinationsNEERC 2000 Central Subregional3592419

1066GarlandNEERC 20002471576

1098Questions2231552

1142RelationsDSAP Vietnam Online Contest November 20013247154

1174Weird PermutationsRomanian Online Contest December 2001687720

1200Horns and HoofsUSU Local Contest. March 20021956256

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024057124

12091, 10, 100, 1000...Autumn School Contest 20021476934

1217Unlucky TicketsUSU Championship 20021228410

1222Chernobyl’ EaglesUSU Championship 20023542143

1233Amusing NumbersNEERC 2002539925

1247Check a SequenceUSU Personal Contest 20032109240

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031811280

1259How to Become Star?Autumn School Contest 20031290395

1266Kirchhoff's LawUSU Championship 20033421458

1275Knights of the Round TableNEERC 2003 Central Subregional2052389

1283DwarfUSU Personal Contest 20044406117

1289One Way TicketUSU Personal Contest 20041281399

1292Mars Space StationsSpring School Contest 20041347380

1295Crazy NotionsSpring School Contest 20043405151

1321Floor IndicatorUral Championship 2004. Round 23711354

1335White ThesisAutumn School Contest 20042844182

1336Problem of Ben BetsalelAutumn School Contest 20044240122

1349FarmSpring School Contest 20051027351

1360Philosophical DisputeUral Championship 2005. Round 23981277

1366PresentsUral Championship 2005. Round 2983525

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2119245

1402CocktailsAutumn School Contest 20054028129

1417Space Poker 2USU Championship 20052571951

1420Integer-Valued Complex DivisionUSU Championship 20052671881

1428Jedi RiddleTimus Top Coders: First Challenge1012499

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3911227

1503PolynomialNEERC 2006 Eastern Subregional2701731

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1472891

1582BookmakersNEERC 2007 Eastern Subregional3685122

1591Abstract ThinkingNEERC 2007 Eastern Subregional4121068

1605Devil's SequenceUSU Personal Contest 2008716605

1633HippogriffsUSU Championship 2008540764

1661DodecahedronPetrozavodsk Winter 2008. USU Contest993798

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest3081302

2125Continue the SequencePetrozavodsk Summer 2018. umnik_team Contest353355

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest293871

2138The Good, the Bad and the UglyUral School Programming Contest 20191313107

2145Olympiad for EveryoneUral School Programming Contest 2019370373

2158Two progressionsUral School Programming Contest 2021281727

2171Two Progressions 2Ural School Programming Contest 2022361428

2177Vadim and Sudoku: XV-PairsUral School Programming Contest 202382084

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 202272200