text: /*
   * example.cpp
   * Copyright (C) 2019 Guowei Chen <icgw@outlook.com>
   *
   * Distributed under terms of the GPL license.
   */
  
  
  #include <iostream>
  #include "solution.hpp"
  
  void run_example()
  {
    Solution sln;
  
    string source = "xyz", target = "xzyxz";
    std::cout << sln.shortestWay(source, target) << std::endl;
  }
  