This is an advanced version of setColKindGLPK.
Here, j can be an integer vector.
setColsKindGLPK(lp, j, kind)An object of class "'>glpkPtr" as returned by
initProbGLPK. This is basically a pointer to a GLPK problem
object.
An integer vector of column indices.
An integer vector of column kinds, for possible values see
glpkConstants, section ‘LP/MIP problem object’.
NULL
Interface to the C function setColsKind which calls the GLPK
function glp_set_col_kind.
Based on the package glpk by Lopaka Lee.
The GNU GLPK home page at http://www.gnu.org/software/glpk/glpk.html.