moveplayer
moveplayer(back, BACK);
moveplayer(ahead, AHEAD);
moveplayer(left, LEFT);
moveplayer(right, RIGHT);
moveplayer(location[position].down, AHEAD);
if (!moveplayer(location[position].up, AHEAD))
if (!moveplayer(location[position].down, AHEAD))
if (!moveplayer(left, LEFT))
if (!moveplayer(right, RIGHT))
if (!moveplayer(ahead, AHEAD))
if (!moveplayer(back, BACK))
int moveplayer(int, int);