#ifndef __data_h
#define __data_h

// Problem data (global information)
typedef struct _ProblemData ProblemData;
struct _ProblemData
{
  ???
};

#define YES_INSTANCE          1
#define NO_INSTANCE           0

// Best known solution (global information)
typedef struct _CurrentSolution CurrentSolution
struct _CurrentSolution
{
  ???
  int status;
};

#endif