C Character Set

'C' is a case sensitive programming language, that means there is a difference in between small and capital letters( depends on thier ASCII ( American Standard Code for Information Interchange) values ) A=65 and a=97
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Alphabets --------- A , B, C, D ............(ASCII 65 to 90)
Alphabets --------- a, b, c, d ................(ASCII 97 to 122)
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Digits ------------0, 1, 2, 3, .............( ASCII 48 to 57 )
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Special characters --- # , ! ] [ " & ^ % ~ ...............
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