题意:给你一个n,输出Fibonacci (n)%10000的结果 思路:裸矩阵快速幂乘,直接套模板 代码: #include <cstdio> #include <cstring> #include <iostream> using namespace std; typedef long long ll; ,M=,P=; ; struct Matrix { ll m[N][N]; }; Matrix A={,, ,}; Matrix I={,, ,}; Matrix…

Fibonacci Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 18607   Accepted: 12920 Description In the Fibonacci integer sequence, F0 = 0, F1 = 1, and Fn = Fn − 1 + Fn − 2 for n ≥ 2. For example, the first ten terms of the Fibonacci sequen…

Description In the Fibonacci integer sequence, F0 = 0, F1 = 1, and Fn = Fn − 1 + Fn − 2 for n ≥ 2. For example, the first ten terms of the Fibonacci sequence are: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, … An alternative formula for the Fibonacci sequence is…

题意: 求出斐波那契数列的第n项的后四位数字 思路:f[n]=f[n-1]+f[n-2]递推可得二阶行列式,求第n项则是这个矩阵的n次幂,所以有矩阵快速幂模板,二阶行列式相乘, sum[ i ] [ j ]+=v[i][k]*u[k][j] ___k==1->j: 模板: #include<stdio.h> #include<map> using namespace std; //矩阵快速幂 struct node { int m[10][10]; }a,b; node ju…

1113 矩阵快速幂 链接:传送门 思路:经典矩阵快速幂,模板题,经典矩阵快速幂模板. /************************************************************************* > File Name: 51nod1113.cpp > Author: WArobot > Blog: http://www.cnblogs.com/WArobot/ > Created Time: 2017年05月01日 星期一 23时14分3…

Gauss Fibonacci Time Limit: 3000/1000 MS (Java/Others)     Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 27    Accepted Submission(s): 5 Problem Description Without expecting, Angel replied quickly.She says: "I'v heard that you'r a ve…

题目链接:http://poj.org/problem?id=3070 . 就是斐波那契的另一种表示方法是矩阵的幂: 所以是矩阵快速幂:矩阵快速幂学习 #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> #include<math.h> using namespace std; #define N 10 struct node { int a[…

学了线代之后 终于明白了矩阵的乘法.. 于是 第一道矩阵快速幂.. 实在是太水了... 这差不多是个模板了 #include <cstdlib> #include <cstring> #include <cstdio> #include <iostream> using namespace std; int N; struct matrix { int a[3][3]; }origin,res; matrix multiply(matrix x,matrix…

Fibonacci Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 12329   Accepted: 8748 Description In the Fibonacci integer sequence, F0 = 0, F1 = 1, and Fn = Fn − 1 + Fn − 2 for n ≥ 2. For example, the first ten terms of the Fibonacci sequenc…

                             Modular Fibonacci The Fibonacci numbers (0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, ...) are defined by the recurrence:F0 = 0F1 = 1Fi = Fi−1 + Fi−2 for i > 1Write a program which calculates Mn = Fn mod 2m for given pair of n and…