text: #ifndef KRUSKAL_H
  #define KRUSKAL_H
  
  /*
  
  This file is part of VROOM.
  
  Copyright (c) 2015-2018, Julien Coupey.
  All rights reserved (see LICENSE).
  
  */
  
  #include "structures/generic/undirected_graph.h"
  
  namespace vroom {
  namespace utils {
  
  template <class T>
  UndirectedGraph<T> minimum_spanning_tree(const UndirectedGraph<T>& graph);
  
  } // namespace utils
  } // namespace vroom
  
  #endif
  