inline void ratio_subtract (intmax_t num1
, intmax_t den1
, intmax_t num2
, intmax_t den2
, intmax_t & num
, intmax_t & den)
{
ratio_add(num1, den1, - num2, den2, num, den);
}
ratio_s ratio_add(ratio_s left, ratio_s right) {
return (ratio_s) {
.numerator=left.numerator*right.denominator
+ right.numerator*left.denominator,
.denominator=left.denominator*right.denominator,
.value=left.value + right.value
};
}
int main() {
ratio_s twothirds= new_ratio(2, 3);
ratio_s aquarter= new_ratio(1, 4);
print_ratio(twothirds);
print_ratio(aquarter);
print_ratio(ratio_add(twothirds, aquarter));
}
inline intmax_t ratio_add_and_get_den(intmax_t num1, intmax_t den1, intmax_t num2, intmax_t den2)
{
intmax_t num, den;
ratio_add(num1, den1, num2, den2, num, den);
return den;
}
