The note and sourcecode when I practiced in LeetCode 参考资料： https://www.cnblogs.com/zhili/p/DesignPatternSummery.html https://www.cnblogs.com/abcdwxc/archive/2007/10/30/942834.html
The note and sourcecode when I practiced in LeetCode 参考资料： https://www.cnblogs.com/zhili/p/DesignPatternSummery.html https://www.cnblogs.com/abcdwxc/archive/2007/10/30/942834.html