Introduction to c language.

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Introduction to 'C'->

● C-1972, AT and T Bell lab by Dennis Ritchie.

● C- middle level language.

● It has relatively good programming efficiency     as compared to Macine language.

● It has good Macine efficiency as compared  to     High level language.

English.                            C language

1  characters.                   1  alphabets A-Z, a-z,0-9

                                                 & ; " * ! + ( ) [ ]


2  words.                           2  constant, variable

                                                 keywords.


3 Sentences.                      3.  Instructions 


4 paragraph.                     4  Program.



                          Character Set

 A-Z, a-z, 0-9, 

special symbol- " &  * ( )  > [ ] ^ : ; +

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