Method print

examples/word-square.cpp:125–139

Print solution

  }
  /// Print solution
  virtual void
  print(std::ostream& os) const {
    Matrix<IntVarArray> ml(letters, w_l, w_l);
    for (int i=0; i<w_l; i++) {
      os << "\t\t";
      for (int j=0; j<w_l; j++)
        if (ml(i,j).assigned()) {
          os << static_cast<char>(ml(i,j).val());
        } else {
          os << ".";
        }
      os << std::endl;
    }
    os << std::endl;
  }
};