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Problem set. Unusual Problems


IDTitleSourceAuthorsDifficulty

1219Symbolic SequenceUSU Championship 20023776117

1220StacksUSU Championship 20021544285

1230Introspective ProgramNEERC 2002 Central Subregional599727

1306Sequence MedianUral Championship 19982969152

1307ArchiverUral Championship 2004. Round 13471267

1363HalftonesUral Championship 2005. Round 2685876

1365Testing CalculatorUral Championship 2005. Round 2844876

1378Artificial IntelligenceUral Championship 2005. Round 12771602

1399Economical Director2810787

1509Domino RecognitionNEERC 2006 Eastern Subregional1033691

1546Japanese SortingUral Championship 20073461119

1704DemodulationUral Championship 20091052845

1873GOV ChroniclesUral Regional School Programming Contest 2011674357

2053BiologyUral Championship 2015382975

2063Black and WhiteUral Regional School Programming Contest 2015330384