2.4 Give context-free grammars that generate the following languages. In all parts, the alphabet Σ is {0,1}. Aa. {ww contains at least three 1s} b. {ww starts and ends with the same symbol}

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2.4 Give context-free grammars that generate the following languages. In all parts, the
alphabet is {0,1}.
Aa. {w w contains at least three 1s}
b. {w w starts and ends with the same symbol}
Transcribed Image Text:2.4 Give context-free grammars that generate the following languages. In all parts, the alphabet is {0,1}. Aa. {w w contains at least three 1s} b. {w w starts and ends with the same symbol}
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