'*********轿内指示灯***********inlamp1=(inbutton1 or inlamp1) and not left1inlamp2=(inbutton2 or inlamp2) and not left2inlamp3=(inbutton3 or inlamp3) and not left3inlamp4=(inbutton4 or inlamp4) and not left4'*********轿外指示灯***********outlamp1=((outbutton1 or outlamp1) and not left1)outlamp2=(outbutton2 or outlamp2) and (not left2 or (leftup and not leftdown))outlamp3=(outbutton3 or outlamp3) and (not left2 or (leftup and not leftdown))outlamp4=(outbutton4 or outlamp4) and (not left3 or (leftup and not leftdown))outlamp5=(outbutton5 or outlamp5) and (not left3 or (leftup and not leftdown))outlamp6=((outbutton6 or outlamp6) and not left4)’*********定向程序 上行***********leftup=((((outlamp2 or outlamp3 or inlamp2) and not left2) or (outlamp4 or outlamp5 or inlamp3) and not left3) or (outlamp6 or inlamp4