40.难易(6/6)
**&**n**b**s**p**;
**鈥�**閭�**鎴�**鍛�**璇�**浣�**锛�**鈥�**鏋�**鏈�**澶�**鍍�**涓€**涓�**鐐�**鑰€**鐭�**璇�**寰�**澶�**鐨�**灏�**鏈�**鍙�**涓€**鏍�**锛�**鎽�**浜�**鎽�**绛�**瀛�**锛�**鈥�**姣�**杈�**鍝�**鎷�**鏂�**鏇�**缁�**璇�**杩�**锛�**鈥�**鏈�**鍙�**鏄�**浣�**鐨�**鐏�**榄�**鐨�**鍊�**褰�**锛�**瑕�**鍍�**2**2**0**鍜�**2**8**4**涓€**鏍�**浜�**瀵�**鈥�**銆�**鈥�******&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**鈥�**浜�**瀵�**锛�**鈥�******&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**鈥�**浜�**瀵�**鐨�**鎰�**鎬�**鏄�**锛�**2**2**0**鍜�**2**8**4**锛�**浠�**浠�**鏈�**韬�**闄�**澶�**鍚�**锛�**浠�**浠�**鐨�**鍏�**閮�**绾�**鏁�**涔�**鍜�**涓�**鍙�**涓€**鏂�**鐩�**绛�**銆�**绠€**鍗�**鏉�**璇�**锛�**铏�**鐒�**鎴�**浠�**涓�**涓�**鏁�**琛�**闈�**鐪�**涓�**鍘�**瀹�**鍏�**涓�**鍚�**锛�**鍐�**閮�**鍗�**浜�**鐩�**鏋�**鎴�**鐫€**瀵�**鏂�**锛�**鎵€**浠�**寰�**澶�**浜�**浜�**銆�**鏈�**鍙�**闂�**鍟�**灏�**鍠�**娆�**鐢�**杩�**涓�**涓�**鏁�**瀛�**琛�**杈�**鎬�**蹇�**銆�**鍠�**鐖�**绛�**绛�**銆�**鈥�******&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**鏋�**鏈�**澶�**涓€**鍙�**姘�**璇�**瀹�**锛�**鍙�**鍋�**椤�**涓�**鏉�**锛�**璇�**鎺�**鐫€**闂�**鑰�**鏋�**锛�**鈥�**甯�**鐖�**浣�**浣�**鍦�**杩�**閲�**锛�**鏄�**涓�**浜�**绾�**蹇�**浠€**涔�**浜�**鍚�**锛�**鈥�******&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**鑰�**鏋�**鍚�**浜�**鍙�**鐑�**鍦�**锛�**鐪�**鐪�**琚�**闈�**鐑�**閬�**鎺�**锛�**鐪�**涓�**鐪�**鍒�**锛�**灏�**鍦�**鏋�**鏈�**澶�**浠�**涓�**浠�**瑕�**鍚�**闇�**蹇�**澹�**鏃�**锛�**鍗�**鍚�**浠�**寰�**鐘€**鍒�**鍦�**闂�**锛�**鈥�**浣�**鎴�**鐨�**闂�**棰�**鏄�**锛�**浣�**鎬�**涔�**鐭�**閬�**鎴�**浣�**鍦�**杩�**閲�**锛�**鈥�******&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**&**n**b**s**p**;
**鏋�**鏈�**澶�**鏀�**涓�**绛�**瀛�**锛�**鍙�**浜�**鍙�**姘�**锛�**鏈�**浜�**閬�**鎲�**锛�**濂�**璇�**閲�**蹇�**闀�**瀵�**鑰�**鏋�**璇�**锛�**鈥�**甯�**鐖�**锛�**鎴�**涓�**鍌�**锛�**鍛�**璇�**浣�**鐨�**璇�**锛�**浣�**鍙�**瑕�**璧�**鎴�**璧�**浜�**銆�**鈥�**鏋�**鏈�**澶�**绗�**锛�**鈥�**浣�**鏄�**澶�**璁�**寰�**缁�**鎴�**寮€**闂�**锛�**鐪�**鎴�**鍛�**璇�**涓�**鍛�**璇�**浣�**锛�**鈥�**