// distance.h

#ifndef VECTOR_H

#define VECTOR_H

// includes

#include "util.h"

// macros

#define DISTANCE(square_1,square_2) (distance[119+((square_2)-(square_1))])

// variables

extern int distance[239];

// functions

extern void vector_init();
extern bool delta_is_ok(int delta);
extern bool inc_is_ok(int inc);

#endif // !defined VECTOR_H

// end of distance.h