GATE 2017 CS Q22. Consider the language L given by ...
Aregularexpressionsometimesreferredtoasrationalexpression,isasequenceofcharactersthatspecifiesamatchpatternintext.Regularlanguage·Comparisonofregular...·PerlCompatibleRegular...,SmallandportableRegularExpression(regex)librarywritteninC.Designisin...。參考影片的文章的如下: