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…
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…
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…
Scout YYF I Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 4410 Accepted: 1151 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,…
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…
Cellular Automaton Time Limit: 12000MS Memory Limit: 65536K Total Submissions: 3048 Accepted: 1227 Case Time Limit: 2000MS Description A cellular automaton is a collection of cells on a grid of specified shape that evolves through a number of dis…
Tr A Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2977 Accepted Submission(s): 2217 Problem Description A为一个方阵,则Tr A表示A的迹(就是主对角线上各项的和),现要求Tr(A^k)%9973. Input 数据的第一行是一个T,表示有T组数据. 每组数据的第一…
矩阵高速幂: 依据关系够建矩阵 , 高速幂解决. Arc of Dream Time Limit: 2000/2000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others) Total Submission(s): 2164 Accepted Submission(s): 680 Problem Description An Arc of Dream is a curve defined by following fun…