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 # Lexical_Analyzer
-Lexical Analyzer is made with Lex program able to identify all the token is C Language.
-
+Lexical analyzer reads the characters from source code and convert it into tokens.
+The lexical analyzer is the part of the compiler that detects the token of the program and sends it to the syntax analyzer.
+Token is the smallest entity of the code, it is either a keyword, identifier, constant, string literal, symbol.
 Concept required:-
 1) File Concept of C.
 2) Lex Program