\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r4901790 = x;
double r4901791 = lo;
double r4901792 = r4901790 - r4901791;
double r4901793 = hi;
double r4901794 = r4901793 - r4901791;
double r4901795 = r4901792 / r4901794;
return r4901795;
}