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diy.py

 # 和你的小伙伴用列表讲讲桃园结义的故事，并说说这其中运用了哪些列表知识：
 # 来，我给你起个头~
 # 从前啊，有三个bro，分别是：刘备、关羽、张飞...
-bro1 = '刘备'
-bro2 = '关羽'
-bro3 = '张飞'
-
-list = [bro1,bro2,bro3]
-print(bro1)
-print(list)
-
-list[0] = bro2
-list[1] = bro1
-
-list[0],list[1] = list[1],list[0]
-
-bro1= '曹操'
-print(bro1)
-
-print(list)
-
-
+b1 = '刘备'
+b2 = '关羽'
+b3 = '张飞'
+bs = [b1,b2,b3]
+print(bs)
+# bs[0] = b2
+# bs[1] = b1
+bs[0],bs[1] = bs[1],bs[0]
+print(bs)