\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r3491008 = x;
double r3491009 = lo;
double r3491010 = r3491008 - r3491009;
double r3491011 = hi;
double r3491012 = r3491011 - r3491009;
double r3491013 = r3491010 / r3491012;
return r3491013;
}