摘要: https://www.luogu.org/problemnew/show/P1578 题解 另外这题有一些小坑,洛谷的题解里面有讲 1 #pragma GCC optimize("Ofast") 2 #include<cstdio> 3 #include<algorithm> 4 #include 阅读全文
posted @ 2018-10-26 19:41 hehe_54321 阅读(238) 评论(0) 推荐(0) 编辑
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