Saw this in a challenge question as well as in a written program. What does the "unsigned" mean ?
12/3/2019 12:14:06 AM
unsigned means it cannot be a negative number .
int, can be negative or positive number.
bahha is right
and what’s more
the range is different，too
int :-2^31 ~ 2^31
Celestino🇰🇪🇫🇷 What do you mean by "sure??"?
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