Question: Write a grammar in a standard Backus-Naur FormBNF (note: do not use Extended BNF) 1. The set of all integers, including leading '' and optional

Write a grammar in a "standard Backus-Naur FormBNF" (note: do not use Extended BNF)

1. The set of all integers, including leading '' and optional leading '+' signs. Give parse trees for 0and128

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