how to print a vector in openfoam terminal????
 

Hye i want to print a vector in openfoam which is
vector CoM = sum(mesh.V()*(alpha1*rho1 + (1-alpha1)*rho2)*mesh.C().dimensionedInternalField())/sum(mesh.V()*(alpha1*rho1+(1-alpha1)*rho2));

I tried Cout but it doesnt work as it only works for strings. please guide me how can i print it.

Info << "blah blah"<< endl;