returns for binary constraints the other variable from the scope . concode_field_sep Hashtable<Variable,Integer> varIndexHash concode_elem_sep List<Variable> variables concode_elem_sep Hashtable<Variable,List<Constraint>> cnet concode_elem_sep List<Domain> domains concode_elem_sep List<Constraint> constraints concode_field_sep Domain getDomain concode_elem_sep List<Constraint> getConstraints concode_elem_sep List<Constraint> getConstraints concode_elem_sep List<Variable> getVariables concode_elem_sep void removeValueFromDomain concode_elem_sep void setDomain concode_elem_sep void addConstraint concode_elem_sep int indexOf concode_elem_sep CSP copyDomains