MANL_SHIFT
if(hz<0){_hx = _hx+_hx+(lx>>MANL_SHIFT); lx = lx+lx;}
else {_hx = hz+hz+(lz>>MANL_SHIFT); lx = lz+lz; q++;}
_hx = _hx+_hx+(lx>>MANL_SHIFT); lx = lx+lx;
if(hz<0){hx = hx+hx+(lx>>MANL_SHIFT); lx = lx+lx;}
hx = hz+hz+(lz>>MANL_SHIFT); lx = lz+lz;
hx = hx+hx+(lx>>MANL_SHIFT); lx = lx+lx;
if(hz<0){hx = hx+hx+(lx>>MANL_SHIFT); lx = lx+lx;}
else {hx = hz+hz+(lz>>MANL_SHIFT); lx = lz+lz; q++;}
hx = hx+hx+(lx>>MANL_SHIFT); lx = lx+lx;