C program to test whether a given identifier is valid or not
C Program

C Program to Test Whether a Given Identifier is Valid or Not

Rules for Valid Identifiers in C: The identifier must begin with a letter or an underscore (_). It cannot start with a number or any other symbol. Subsequent characters may
  • September 24, 2024
C Program to Recognize Strings Under 'a*', 'a*b+', 'abb'
Compiler Design

C Program to Recognize Strings Under ‘a’, ‘ab+’, ‘abb’

This C program is designed to recognize and classify strings according to three specific rules or patterns: a*: A string consisting of zero or more ‘a’ characters. a*b+: A string
  • September 30, 2024
Convert from NFA to DFA using Thompson’s rule for (a+b)*abb
Compiler Design

Convert from NFA to DFA using Thompson’s rule for (a+b)*abb

To convert the regular expression (a + b)*abb from an NFA to a DFA using Thompson’s construction, we will follow these steps: Create an NFA for (a + b)*abb using
  • October 1, 2024
C Program to Recognize Strings Under 'a*', 'a*b+', 'abb'
Compiler Design

C program to Design a lexical analyzer for given language and the lexical analyzer should ignore redundant spaces, tabs and

This program reads a C source code file, tokenizes it into keywords, identifiers, and special characters, and counts the lines. It also ignores redundant spaces, tabs, and new lines while
  • October 7, 2024
Lex program replaces the substring abc by ABC from the given input string
Compiler Design

Lex program replaces the substring abc by ABC from the given input string

Lex program contains three sections: definitions, rules, and user subroutines. Each section must be separated from the others by a line containing only the delimiter, %%. The format is as
  • October 7, 2024