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Show that the language L = { 0 m 1 n 2 m | m , n 0 } is context - free by providing

Show that the language

L = {0^{m} 1^{n} 2^{m} | m, n 0}

is context

-

free by providing a context

-

free grammar for it

.

Build a CFG that merges the grammars of Qs

. 4

and

8 .

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