Based on the material in Exercises 39, 40, and 42, construct an LALR(1) grammar for the language defined by the following grammar.
![](https://test.transtutors.com/qimg/6a1cdddd-624e-4866-84d4-700dd68e4eae.png)
Exercises 39
Recall the dangling else problem introduced in Chapter Chapter : global: five. Following is a grammar for a simplified language that allows conditional statements.
![](https://test.transtutors.com/qimg/8b09ebea-5ad5-4c3f-86cc-4595e0d3b7fe.png)
Explain why the following grammar is or is not LALR(1).
Exercises 40
Consider the following grammar.
![](https://test.transtutors.com/qimg/bc7d3f67-4f29-4ae4-9c39-0ee19c40fae2.png)
(a) Explain why the grammar is or is not LALR(1).
(b) Is the language of this grammar the same as the language of the grammar in Exercise 39? Why or why not?
Exercises 42
Consider the following grammar.
![](https://test.transtutors.com/qimg/44ab62c8-a208-4423-b225-dbf215a6dc6d.png)
(a) Explain why the grammar is or is not LALR(1).
(b) Is the language of this grammar the same as the language of the grammar in Exercise 39? Why or why not?