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Q.
A CFG G is given with the following productions where S is the start symbol, A is a non-terminal and a and b are terminals.
S?aS?A
A?aAb?bAa??
For the correct answer in Q75, how many steps are required to derive the string and how many parse trees are there?

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A CFG G is given with the following productions where S is the start symbol, A is a non-terminal and a and b are terminals.
S?aS?A
A?aAb?bAa??
For the correct answer in Q75, how many steps are required to derive the string and how many parse trees are there?
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