Question: 1. Grammar rewriting (a) Remove left recursions using the erasure rule b) Perform the pairwise disjointness test and rewrite the grammar if the test is

1. Grammar rewriting (a) Remove left recursions using the erasure rule

1. Grammar rewriting (a) Remove left recursions using the erasure rule b) Perform the pairwise disjointness test and rewrite the grammar if the test is failed 2. Given the following grammar and the right sententiaform: aaAaBb, please show the phrases, simple phrases, and handle. 3. Consider the grammar rules and the LR parsing table in pages 65 and 66 of our course slides. Show the LR parsing steps for the input: id (id + id) $

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