Ace Test Series: Compiler Design - Left Recursion Elimination

Question

Comments

B ?

Answer 1

Ans: B

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$\\A\rightarrow eA' \\A'\rightarrow CA'|\varepsilon \\ C\rightarrow eC' \\C'\rightarrow aC'|\varepsilon$

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After removing NULL production:

$\\A\rightarrow eA'|e \\A'\rightarrow CA'|C \\ C\rightarrow eC'|e \\C'\rightarrow aC'|a$

Comments

Sir can you please explain your approach…