Problem 1049 - 斐波那契数 Time Limit: 1000MS Memory Limit: 65536KB Difficulty: Total Submit: 1673 Accepted: 392 Special Judge: No Description 斐波那契数列是如下的一个数列,0,1,1,2,3,5……,其通项公式为F(n)=F(n-1)+F(n-2),(n>=2) ,其中F(0)=0,F(1)=1,你的任务很简单,判定斐波契数列的第K项是否为偶数,如果是输…
Pandigital Fibonacci ends The Fibonacci sequence is defined by the recurrence relation: F[n] = F[n-1] + F[n-2], where F[1] = 1 and F[2] = 1. It turns out that F541, which contains 113 digits, is the first Fibonacci number for which the last nine digi…
题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5914 Problem Description Mr. Frog has n sticks, whose lengths are 1,2, 3⋯n respectively. Wallice is a bad man, so he does not want Mr. Frog to form a triangle with three of the sticks here. He decides t…
The Fibonacci numbers, commonly denoted F(n) form a sequence, called the Fibonacci sequence, such that each number is the sum of the two preceding ones, starting from 0and 1. That is, F(0) = 0, F(1) = 1 F(N) = F(N - 1) + F(N - 2), for N > 1. Given …