What is the purpose of the div() library function?

Question

When C has the / operator to divide two numbers, what is the purpose of having the div() library function?

Is there any scenario where /

Answer 1

div_t is a structure, which contains a quotient member and a remainder member. For example :

typedef struct {
    int quot;
    int rem;
} div_t;

Some simple implementations of the div function use / and % operators. You can also see this topic.