\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r6650505 = x;
double r6650506 = lo;
double r6650507 = r6650505 - r6650506;
double r6650508 = hi;
double r6650509 = r6650508 - r6650506;
double r6650510 = r6650507 / r6650509;
return r6650510;
}