Is the grammar ambiguous or unambiguous

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Reference no: EM131316067

Consider the context-free grammar:

S -> SS + |SS*| a

a) Give a leftmost derivation for the string.

b) Give a rightmost derivation for the string.

c) Give a parse tree for the string. !

d) Is the grammar ambiguous or unambiguous? Justify your answer.

Reference no: EM131316067

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