double f(double a, double b, double c) {
double r6116743 = a;
double r6116744 = b;
double r6116745 = r6116743 + r6116744;
double r6116746 = c;
double r6116747 = r6116745 + r6116746;
double r6116748 = 2.0;
double r6116749 = r6116747 / r6116748;
double r6116750 = r6116749 - r6116743;
double r6116751 = r6116749 * r6116750;
double r6116752 = r6116749 - r6116744;
double r6116753 = r6116751 * r6116752;
double r6116754 = r6116749 - r6116746;
double r6116755 = r6116753 * r6116754;
double r6116756 = sqrt(r6116755);
return r6116756;
}