How many derivation trees are there?
Posted: Thu Jul 14, 2022 9:07 am
S->bA S->aB
A->a B->b
A->aS B->bS
A->bAA B->aBB
a) 1
b) 2
c) 3
d) 4
A->a B->b
A->aS B->bS
A->bAA B->aBB
a) 1
b) 2
c) 3
d) 4
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