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Homework answers / question archive / 1) (a) Let a context-free grammar is: A→A*A | A+A | m | (A) Using
1. (a) Let a context-free grammar is:
A→A*A | A+A | m | (A)
Using the above grammar show that, (m+m*m) can be derived ambiguously.
(b) Design context free grammar for the following language:
L = {w|w contains set of all strings having at least four b's } where Σ={a,b}