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B. DZY Loves Modification 题目连接: http://www.codeforces.com/contest/446/problem/B Description As we know, DZY loves playing games. One day DZY decided t 阅读全文
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A. DZY Loves Sequences 题目连接: http://www.codeforces.com/contest/446/problem/A Description DZY has a sequence a, consisting of n integers. We'll call a 阅读全文
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题解下载地址:http://pan.baidu.com/s/1eSx27Jk 题解下载地址:http://pan.baidu.com/s/1qYDxlhi 阅读全文