In formal language theory, computer science and linguistics, the Chomsky hierarchy (occasionally referred to as the Chomsky–Schützenberger hierarchy) is a containment hierarchy of classes of formal grammars.
This hierarchy of grammars was described by Noam Chomsky in 1956. It is also named after Marcel-Paul Schützenberger, who played a crucial role in the development of the theory of formal languages.
== Formal grammars ==
A formal grammar of this type consists of a finite set of production rules (left-hand side → right-hand side), where each side consists of a finite sequence of the following...
Things like parentheses are part of type-2 grammar and it's why regular expressions in the context of programming can't associate opening and closing brackets easily
My family comes from a long line of well known tomb designer and my spouse is a part time tomb raider, we really are a perfect match! I explained to my spouse that a tomb is a very sacred place for the decease to rest in peace and great care are taken to ensure that is the case for eternity, the ...
@AncientSwordRage Sorry, I rejected this edit for the wrong reason because I thought it was this unsolved question. I still stand by the rejection, though, for a different reason: after looking at the answer, I don't think the word tag is suitable.
I wouldn't have bothered with answering here. I'd have gone straight for the advertised "MacBook Pro", which must have been the prize of the competition.
Early CCCC hint (to assuage a guilty conscience): It is the word 'Community' that is 'a bit of a stretch' here. It commonly appears in thesauruses for the word it's standing in for, but I would argue that in general usage you probably wouldn't use them quite so interchangeably...
@oAlt This is now precisely what was intended. Well done for seeing past 'Community' (the lure of 'community college' as a misleading unit was just too perfect, even if the interpretation of 'community' was not...)
Text version of clues:
Center of the hearth?
Year ring? Yes!
Crazy place?
Sound sleep?
Summer house?
Twenty winds?
Wave hello?
Ten times an unknown?
Only ground?
Strong by chance?
Soul-nourishing apple?
Broken wheel?
Known evil?
Go mad?
This eastern evening?
Expensive meat wagon?
Celtic cock?
...
Although Ernie professes to be an atheistic rationalist, he does love the Christmas season. He thinks long and hard to find appropriate gifts, brushes up on his Christmas Carol repertoire, plans a sumptuous feast well in advance, pens a great sheaf of cards, and delights in decorating his Christm...