0
votes
3answers
5k views

Char and unsigned char [closed]

Where is unsigned char used in C ( please tell about some real-world examples )? Why would we need both char and unsigned char? Char ranges from -127 to 128 ( 8-bit integer ) Unsigned Char ranges ...
9
votes
8answers
9k views

What are some common examples of a Hash Table? [closed]

I was just wondering if there were some "standard" examples that everyone uses as a basis for explaining the nature of a problem that requires the use of a Hash table. What are some well-known ...