void Initialize(int, float [], float [], int, int,
float [], float []);
double armin(int, float *);
double armax(int, float *);
extern int ReadData();
extern float **MakeGrid(int, int, float *, float *);
extern void c_nnsetr(char *, float);
extern void c_nngetr(char *, float *);
extern void Terminate();