what are hexadecimals?

Jun 9, 2014 at 3:13pm
what are hexadecimals? what are they used for? how do i determine the hexadecimal number of integers? please help. i dont understand the concept of hexadecimal numbers... thanks in advance.
Jun 9, 2014 at 3:24pm
Jun 9, 2014 at 3:28pm
Also tutorial on this site:
http://www.cplusplus.com/doc/hex/
Jun 9, 2014 at 3:29pm
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