网站介绍:"E. New Year and Old Subsequence" 思路:线段树维护矩阵乘法。 代码:
- 链接地址:http://www.cnblogs.com/widsom/p/11512443.html
- 链接标题:Codeforces 750 E New Year and Old Subsequence - Wisdom+.+ - 博客园
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