\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r5452446 = x;
double r5452447 = lo;
double r5452448 = r5452446 - r5452447;
double r5452449 = hi;
double r5452450 = r5452449 - r5452447;
double r5452451 = r5452448 / r5452450;
return r5452451;
}