codeforces 题目分类 https://blog.csdn.net/my_sunshine26/article/details/76359503
xyy 大佬 ！https://blog.csdn.net/xyyxyyx/article/list/1
又是一个大佬！https://www.cnblogs.com/zhouzhendong
treap大佬 博客https://blog.csdn.net/sslz_fsy/article/details/81949510
另外一些
https://blog.csdn.net/LOVEYSUXIN/article/details/82685016
https://www.cnblogs.com/zbtrs/category/1164882.html