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Question:
Published on: 21 November, 2024

Eliminate left recursion from the following grammar:

Answer:

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Data Structures & Algorithm Design and Analysis of Algorithm Computer Graphics and Multimedia C Programming and Practices Database Management System Software Engineering
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Consider the following grammar:

                         

Prove the above grammar is LL (1). Draw the parsing table. Now check whether the string “ab” and “acbd” are the languages of the above grammar. (Derive each step with the help of a stack.)

 
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21 November, 2024

Explain left factoring with suitable example.
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21 November, 2024

Draw the syntax tree and DAG from the following expression.

if x>0 then x=3*(y+1) else y=y+1
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21 November, 2024

What do you understand by L-attributed definition? Give example. Describe with diagram the working process of Lexical Analyzer. Describe LR parsing with block diagram.
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21 November, 2024

Write short notes on:

  • LEX
  • YACC
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21 November, 2024
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