DenseLinAlgPack_PermOut.cpp

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#include <iomanip>

#include "DenseLinAlgPack_PermOut.hpp"
#include "DenseLinAlgPack_IVector.hpp"

std::ostream& DenseLinAlgPack::operator<<(std::ostream& o, const IVector& perm) {
  int w = o.width(0) - 1; // get the set width
  o << perm.size() << "\n";
  IVector::const_iterator
    itr_perm    = perm.begin(),
    itr_perm_end  = perm.end();
  for(;itr_perm != itr_perm_end;)
    o << std::setw(w) << *itr_perm++ << ' ';
  o << std::endl;
  return o;
}