执行下面Python代码后，⽂件ip.txt中的内容用记事本打开时显示为？（ ）
with open("ip.txt", "w") as f:
lst = ["202.206.224.21\n", "192.168.224.1\n"]
f.writelines(lst)
202.206.224.21192.168.224.1
202.206.224.21
192.168.224.1
202.206.224.21\n192.168.224.1
202.206.224.21\n192.168.224.1\n