Fibonacci Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9650 Accepted: 6856 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…
Fibonacci Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13677 Accepted: 9697 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…
Fibonacci Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13677 Accepted: 9697 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…
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…
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…
题链:http://lightoj.com/volume_showproblem.php?problem=1070 1070 - Algebraic Problem PDF (English) Statistics Forum Time Limit: 2 second(s) Memory Limit: 32 MB Given the value of a+b and ab you will have to find the value of an+bn. a and b not necessar…
MF( i ) = a ^ fib( i-1 ) * b ^ fib ( i ) ( i>=3) mod 1000000007 是质数 , 依据费马小定理 a^phi( p ) = 1 ( mod p ) 这里 p 为质数 且 a 比 p小 所以 a^( p - 1 ) = 1 ( mod p ) 所以对非常大的指数能够化简 a ^ k % p == a ^ ( k %(p-1) ) % p 用矩阵高速幂求fib数后代入就可以 M斐波那契数列 Time Limit: 3000/100…