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矩阵快速幂运用
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How do computers work?
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线段树
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斐波那契数列-O(1)
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引自:《信息学奥赛之-数学一本通》
揍是这样:
F(n)=55⋅[(1+5)n−(1−5)n]
代码揍这么简单:
1 | int ferbo(int n){ |
要是再加个快速幂就更棒了(够快了,懒得写)
网络最大流-Dinic
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最小生成树
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并查集
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树链剖分
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test
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Is KaTeX working?-IT WORKED!NICE!
ab
(ba)