\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r4578918 = x;
double r4578919 = lo;
double r4578920 = r4578918 - r4578919;
double r4578921 = hi;
double r4578922 = r4578921 - r4578919;
double r4578923 = r4578920 / r4578922;
return r4578923;
}