\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r6696720 = x;
double r6696721 = lo;
double r6696722 = r6696720 - r6696721;
double r6696723 = hi;
double r6696724 = r6696723 - r6696721;
double r6696725 = r6696722 / r6696724;
return r6696725;
}