\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r2099981 = x;
double r2099982 = lo;
double r2099983 = r2099981 - r2099982;
double r2099984 = hi;
double r2099985 = r2099984 - r2099982;
double r2099986 = r2099983 / r2099985;
return r2099986;
}