flow addFive(double a)  into double z
    {
    double b = 5.0;
    double c = 1.5;
    z = a+b+c;
    _printDouble(z);
    }

double a,b,c,d;
double x=1.1,y=2.2,z=x+y;
double doubleRes = 1.5;
float floatRes = 1.5;
_printDouble(z);
_printDouble(-z);
double sevenPtFive = addFive(1.0);
_printDouble(sevenPtFive);
double dx = 1.0, dy = 2.0, dz = 2.0;
_printInt(666);
if (dx < dy)
    _printInt(1);
else
    _printInt(0);
if (dy > dx)
    _printInt(1);
else
    _printInt(0);
if (dx == dy)
    _printInt(0);
else
    _printInt(1);
if (dz == dy)
    _printInt(1);
else
    _printInt(0);