auto save

diy.py

 b=['yuan','xia','cao','guan'] 
-
-bros=["刘备","关羽","张飞"]
-
-
-for i in range(len(bros)):
-    print(bros[i])   
+a=["hua"] 
+c=["yan","wen"]
 b.pop(3)
 b.remove('xia')
 print(b)
+a.insert(1,"guan")
+a.extend(c)
+print(a)
+