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? asked in Computers & InternetSoftware · 8 years ago

Please help....i need help with a c program?

write a c program to check whether the given alphabet is in upper case or lower case and then change it into another case...but i need to solve this program WITHOUT USING <ctype.h>

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  • 8 years ago
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    You could check the value of each letter in decimal or hex and see if it falls in the range of the upper case (65-90 decimal) or lower case letters (97-122 decimal).

    Refer to the ASCII table: http://www.ascii-code.com/

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