Exercise 41:

CFG for the complement of {anbncnn0}\{ a^n b^n c^n \mid n\geq 0 \}
Write a CFG (which will be ambiguous) generating the language of words over {a,b,c}\{a,b,c\} that are not of the form anbncna^nb^nc^n, where n0n\geq 0.
Authors: Guillem Godoy / Documentation:
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