摘要: \(\mathcal O\left(\dfrac{n^3}{\omega}\right)\) (偷懒写法) bitset<N> nvis, G[N]; bool match(int u) { for (int i = (G[u] & nvis)._Find_first(); i != N; i = 阅读全文
posted @ 2022-01-03 16:17 RiverHamster 阅读(155) 评论(1) 推荐(1) 编辑
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