\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r4953582 = x;
double r4953583 = lo;
double r4953584 = r4953582 - r4953583;
double r4953585 = hi;
double r4953586 = r4953585 - r4953583;
double r4953587 = r4953584 / r4953586;
return r4953587;
}