auto save

1.py

+arr=["a","b","c","d"]
+arr.pop(2)
+print(arr)
+arr.remove("d")
+print(arr)
+arr.insert(2,"c")
+print(arr)
+arr.append("d")
+print(arr)
+a=["x","y","z"]
+arr.extend(a)
+print(arr)
\ No newline at end of file

2.py

+a=["a","b","c","d"]
+a.pop(2)
+print(a)
+a.remove("d")
+print(a)
+a.insert(2,"c")
+print(a)
+a.append("d")
+print(a)
+b=["x","y","z"]
+a.extend(b)
+print(a)
\ No newline at end of file

3.py

+a=["a","b","c","d","e","f"]
+print(a[:])
+print(a[:4])
+print(a[1:])
+print(a[1:4])
\ No newline at end of file

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：
 # 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~
 # 来，我给你起个头~
-# 从前啊，有三个bro，分别是：刘备、关羽、张飞...
-bro1="关羽"
+# 从前啊，有三个bro，分别是：刘备、关羽、张飞
 bro2="刘备"
 bro2="刘备"
 bro3="张飞"
 bro3="张飞"
 bros=["刘备","关羽","张飞"]
 bros=["刘备","关羽","张飞"]