Question: Provide an example of a context - free grammar ( CFG ) over the alphabet { a , b , c , d , e
Provide an example of a contextfree grammar CFG over the alphabet
abcde that satisfies all the following criteria:
The grammar must be SLR
There must be a specific word for which the SLR parser will perform reductions before discovering an error, whereas an LALR parser will immediately detect the error.
There must be another specific word for which the LALR parser will perform reductions before discovering the error, whereas a canonical LR parser will immediately detect the error.
In your response, please include the following elements:
A Introduce the Grammar:
Present the grammar that meets the above requirements.
B Construct the LR Item Automaton of the Extended Grammar:
Detail the steps and the resulting automaton for the extended version of your grammar.
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