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Problem set. Mathematical Problems


IDTitleSourceAuthorsDifficulty

1011ConductorsUSU Championship 19976268246

1014Product of DigitsUSU Local Contest. 19991643794

1024PermutationsAutumn School Contest 20004836317

1041NikiforUSU Championship 20002974944

1047Simple CalculationsUSU Local Contest. March 20005004299

1053PinocchioNEERC 2000 Central Subregional4415338

1055CombinationsNEERC 2000 Central Subregional3578417

1066GarlandNEERC 20002462573

1098Questions2218550

1142RelationsDSAP Vietnam Online Contest November 20013238153

1174Weird PermutationsRomanian Online Contest December 2001684716

1200Horns and HoofsUSU Local Contest. March 20021942256

1206Sum of Digits of the Sum of NumbersUSU Local Contest. March 20024041123

12091, 10, 100, 1000...Autumn School Contest 20021462334

1217Unlucky TicketsUSU Championship 20021218409

1222Chernobyl’ EaglesUSU Championship 20023530142

1233Amusing NumbersNEERC 2002534925

1247Check a SequenceUSU Personal Contest 20032096240

1255Graveyard of the Cosa NostraUSU Local Contest. March 20031802279

1259How to Become Star?Autumn School Contest 20031280394

1266Kirchhoff's LawUSU Championship 20033391458

1275Knights of the Round TableNEERC 2003 Central Subregional2042379

1283DwarfUSU Personal Contest 20044378116

1289One Way TicketUSU Personal Contest 20041270399

1292Mars Space StationsSpring School Contest 20041342378

1295Crazy NotionsSpring School Contest 20043388150

1321Floor IndicatorUral Championship 2004. Round 23691350

1335White ThesisAutumn School Contest 20042838181

1336Problem of Ben BetsalelAutumn School Contest 20044218122

1349FarmSpring School Contest 20051020151

1360Philosophical DisputeUral Championship 2005. Round 23951276

1366PresentsUral Championship 2005. Round 2969528

1385Interesting NumberPetrozavodsk Summer 2005. Moscow+Ural Contest2102245

1402CocktailsAutumn School Contest 20054010129

1417Space Poker 2USU Championship 20052551949

1420Integer-Valued Complex DivisionUSU Championship 20052631892

1428Jedi RiddleTimus Top Coders: First Challenge1006498

1467Sum of DegreesPetrozavodsk Winter 2006. USU Contest3861231

1503PolynomialNEERC 2006 Eastern Subregional2661739

1561Winnie the PoohPetrozavodsk Summer 2007. NSU Contest1452896

1582BookmakersNEERC 2007 Eastern Subregional3664121

1591Abstract ThinkingNEERC 2007 Eastern Subregional4091064

1605Devil's SequenceUSU Personal Contest 2008702610

1633HippogriffsUSU Championship 2008532765

1661DodecahedronPetrozavodsk Winter 2008. USU Contest983784

1666Vasya FerrariPetrozavodsk Winter 2008. USU Contest3041301

2125Continue the SequencePetrozavodsk Summer 2018. umnik_team Contest333330

2127Determinant of a GraphPetrozavodsk Summer 2018. umnik_team Contest283768

2138The Good, the Bad and the UglyUral School Programming Contest 20191271104

2145Olympiad for EveryoneUral School Programming Contest 2019360361

2158Two progressionsUral School Programming Contest 2021251631

2171Two Progressions 2Ural School Programming Contest 2022311394

2177Vadim and Sudoku: XV-PairsUral School Programming Contest 202342051

2191Piecewise Linear FunctionsICPC Ural Regional Contest Qualifier 202232200