题目大意:求下面N个数里面有多少个数的M次方能整除K 代码如下: ======================================================== #include<stdio.h> #include<string.h> #include<algorithm> using namespace std; ; ; int QuickPow(int a, int b, int Mod) { ; while(b) { ) t = (t * a)…
A Simple But Difficult Problem Time Limit: 5000ms Memory Limit: 65536KB 64-bit integer IO format: %lld Java class name: Main Prev Submit Status Statistics Discuss Next Type: None None Graph Theory 2-SAT Articulation/Bridge/Biconn…
PvZ once again Time Limit: 2000ms Memory Limit: 65536KB 64-bit integer IO format: %lld Java class name: Main Prev Submit Status Statistics Discuss Next Type: None None Graph Theory 2-SAT Articulation/Bridge/Biconnected Component…
背单词,始终是复习英语的重要环节.在荒废了3年大学生涯后,Lele也终于要开始背单词了. 一天,Lele在某本单词书上看到了一个根据词根来背单词的方法.比如"ab",放在单词前一般表示"相反,变坏,离去"等. 于是Lele想,如果背了N个词根,那这些词根到底会不会在单词里出现呢.更确切的描述是:长度不超过L,只由小写字母组成的,至少包含一个词根的单词,一共可能有多少个呢?这里就不考虑单词是否有实际意义. 比如一共有2个词根 aa 和 ab ,则可能存在104个长度不…
It's well known that DNA Sequence is a sequence only contains A, C, T and G, and it's very useful to analyze a segment of DNA Sequence,For example, if a animal's DNA sequence contains segment ATC then it may mean that the animal may have a genetic di…
题目链接 题意: 思路: 直接拿别人的图,自己写太麻烦了~ 然后就可以用矩阵快速幂套模板求递推式啦~ 另外: 这题想不到或者不会矩阵快速幂,根本没法做,还是2013年长沙邀请赛水题,也是2008年Google Codejam Round 1A的C题. #include <bits/stdc++.h> typedef long long ll; const int N = 5; int a, b, n, mod; /* *矩阵快速幂处理线性递推关系f(n)=a1f(n-1)+a2f(n-2)+.…