\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r2252810 = x;
double r2252811 = lo;
double r2252812 = r2252810 - r2252811;
double r2252813 = hi;
double r2252814 = r2252813 - r2252811;
double r2252815 = r2252812 / r2252814;
return r2252815;
}