C/stdlib.h/ldiv
ldiv: returns the quotient and remainder in an ldiv_t structure
//Declaration: ldiv_t ldiv(long int numerator, long int denominator);
#include <stdlib.h>
#include <stdio.h>
int main(void)
{
ldiv_t n;
n = ldiv(10L, 3L);
printf("Quotient and remainder: %ld %ld.\n", n.quot, n.rem);
return 0;
}
/*
Quotient and remainder: 3 1.
*/