Question: construct a context free grammar for the following languages: 1. a*(bc)*(a + b + c)ab 2. {a^n b^m c^n | n, m 0} 3. {a^n

construct a context free grammar for the following languages:

1. a*(bc)*(a + b + c)ab

2. {a^n b^m c^n | n, m 0}

3. {a^n b c^n | n > 0}

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