text: #ifndef _COMMON_H_
  #define _COMMON_H_
  
  #include <string>
  #include <map>
  #include <vector>
  #include <stdlib.h>
  #include <stdint.h>
  
  namespace lncc{
      typedef std::map<std::string, std::string> StringMap;
  
      struct TrainConfig {
      public:
          std::string train_fv;
          std::string train_qu;
          std::string model_folder;
          std::string exclude_features;
  
          int round_num;
          int node_num;
          double learning_rate;
          
      };
  
      struct TestConfig {
      public:
          std::string test_fv;
          std::string test_qu;
          std::string model_folder;
      };
  
  }
  
  #endif
  