auto save

diy.py

@@ -15,4 +15,12 @@ print(bros)
 a=['华雄']
 b=['袁术','夏侯淳','曹操','关羽']
 b.remove('关羽')
-print(b)
\ No newline at end of file
+a.append('关羽')
+c=('颜良','文丑')
+a.extend(c)
+print(a)
+a=('吕布')
+b=('袁术','公孙瓒','关羽','张飞','刘备','曹操')
+print(b[:4])
+print(b[2:])
+print(b[:])
\ No newline at end of file