String和Irreducible Polynomial（2019牛客暑期多校训练营（第七场））

【String和Irreducible Polynomial（2019牛客暑期多校训练营（第七场））】的更多相关文章

2019牛客暑期多校训练营（第一场）A Equivalent Prefixes（单调栈/二分+分治）

链接:https://ac.nowcoder.com/acm/contest/881/A来源:牛客网 Two arrays u and v each with m distinct elements are called equivalent if and only if RMQ(u,l,r)=RMQ(v,l,r)RMQ(u,l,r)=RMQ(v,l,r) for all 1≤l≤r≤m1≤l≤r≤m where RMQ(w,l,r)RMQ(w,l,r) denotes the index of…

2019牛客暑期多校训练营（第九场）A：Power of Fibonacci（斐波拉契幂次和）

题意:求Σfi^m%p. zoj上p是1e9+7,牛客是1e9: 对于这两个,分别有不同的做法. 前者利用公式,公式里面有sqrt(5),我们只需要二次剩余求即可. 后者mod=1e9,5才mod下没有二次剩余,所以不能这么做了.可以分解mod,然后利用循环节搞. zoj: #include <bits/stdc++.h> using namespace std; typedef long long LL; ; ; LL fac[N],A[N],B[N]; void Init() {…

2019牛客暑期多校训练营（第一场）A题【单调栈】（补题）

链接:https://ac.nowcoder.com/acm/contest/881/A来源:牛客网题目描述 Two arrays u and v each with m distinct elements are called equivalent if and only if RMQ(u,l,r)=RMQ(v,l,r)RMQ(u,l,r)=RMQ(v,l,r) for all 1≤l≤r≤m1≤l≤r≤mwhere RMQ(w,l,r)RMQ(w,l,r) denotes the inde…

2019牛客暑期多校训练营（第一场） B Integration （数学）

链接:https://ac.nowcoder.com/acm/contest/881/B 来源:牛客网 Integration 时间限制:C/C++ 2秒,其他语言4秒空间限制:C/C++ 524288K,其他语言1048576K 64bit IO Format: %lld 题目描述 Bobo knows that ∫ ∞ 0 1 1 x 2 d x = π 2 . ∫0∞11+x2 dx=π2. Given n distinct positive integers a 1 , a 2 , -…

2019牛客暑期多校训练营（第一场） A Equivalent Prefixes ( st 表 + 二分+分治)

链接:https://ac.nowcoder.com/acm/contest/881/A 来源:牛客网 Equivalent Prefixes 时间限制:C/C++ 2秒,其他语言4秒空间限制:C/C++ 524288K,其他语言1048576K 64bit IO Format: %lld 题目描述 Two arrays u and v each with m distinct elements are called equivalent if and only if R M Q ( u ,…

2019牛客暑期多校训练营（第二场）F.Partition problem

链接:https://ac.nowcoder.com/acm/contest/882/F来源:牛客网 Given 2N people, you need to assign each of them into either red team or white team such that each team consists of exactly N people and the total competitive value is maximized. Total competitive va…