\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r1939619 = x;
double r1939620 = lo;
double r1939621 = r1939619 - r1939620;
double r1939622 = hi;
double r1939623 = r1939622 - r1939620;
double r1939624 = r1939621 / r1939623;
return r1939624;
}