就是上次考得fyfy.竟然是原题... // It is made by XZZ #include<cstdio> #include<algorithm> #include<cstring> using namespace std; #define rep(a,b,c) for(rg int a=b;a<=c;a++) #define drep(a,b,c) for(rg int a=b;a>=c;a--) #define erep(a,b) for(rg…
Training little cats Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 9613 Accepted: 2296 Description Facer's pet cat just gave birth to a brood of little cats. Having considered the health of those lovely cats, Facer decides to make th…
Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5062 Accepted: 1370 Description YYF is a couragous scout. Now he is on a dangerous mission which is to penetrate into the enemy's base. After overcoming a series difficulties, YYF is now…
pid=300">Kiki & Little Kiki 2 时间限制:5000 ms | 内存限制:65535 KB 难度:4 描写叙述 There are n lights in a circle numbered from 1 to n. The left of light 1 is light n, and the left of light k (1< k<= n) is the light k-1.At time of 0, some of them tu…
Description On Saint Valentine's Day, Alex imagined to present a special pendant to his girl friend made by K kind of pearls. The pendant is actually a string of pearls, and its length is defined as the number of pearls in it. As is known to all, Ale…
Problem Description give you a string, please output the result of the following function mod 1000000007 n is the length of the string f() is the function of fibonacci, f(0) = 0, f(1) = 1... a[i] is the total number of times any prefix appear in the…
UVA 11551 - Experienced Endeavour 题目链接 题意:给定一列数,每一个数相应一个变换.变换为原先数列一些位置相加起来的和,问r次变换后的序列是多少 思路:矩阵高速幂,要加的位置值为1.其余位置为0构造出矩阵,进行高速幂就可以 代码: #include <cstdio> #include <cstring> const int N = 55; int t, n, r, a[N]; struct mat { int v[N][N]; mat() {mem…
