题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=1316 How Many Fibs? Description Recall the definition of the Fibonacci numbers: $f_1 := 1$ $f_2 := 2$ $f_n := f_{n-1} + f_{n-2} \ \ (3 \leq n)$ Given two numbers a and b, calculate how many Fibonacci num…

传送门 FXTZ II Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 530    Accepted Submission(s): 280 Problem Description Cirno is playing a fighting game called "FXTZ" with Sanae. Sanae is a ChuS…

题目 /** * compareTo:根据该数值是小于.等于.或大于 val 返回 -1.0 或 1: public int compareTo(BigInteger val) 将此 BigInteger 与指定的 BigInteger 进行比较. 对于针对六个布尔比较运算符 (<, ==, >, >=, !=, <=) 中的每一个运算符的各个方法,优先提供此方法. 执行这些比较的建议语句是:(x.compareTo(y) <op> 0), 其中 <op>…

//  大数继续 Problem Description Recall the definition of the Fibonacci numbers:  f1 := 1  f2 := 2  fn := fn-1 + fn-2 (n >= 3)  Given two numbers a and b, calculate how many Fibonacci numbers are in the range [a, b].    Input The input contains several t…

How Many Fibs? Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6371    Accepted Submission(s): 2517 Problem Description Recall the definition of the Fibonacci numbers: f1 := 1 f2 := 2 fn := fn-1…

Problem Description The "Harry Potter and the Goblet of Fire" will be on show in the next few days. As a crazy fan of Harry Potter, you will go to the cinema and have the first sight, won’t you? Suppose the cinema only has one ticket-office and…

题目大意: 问[s,e]之间有多少个 斐波那契数. 思路分析: 直接模拟高精度字符串的加法和大小的比較. 注意wa点再 s 能够从 0 開始 那么要在推断输入结束的时候注意一下. #include <cstdio> #include <iostream> #include <cstring> #include <algorithm> using namespace std; struct node { char str[111]; int len; void…

  HDU1002   A + B Problem II [题意]大数相加 [链接]http://acm.hdu.edu.cn/showproblem.php?pid=1002 Sample Input 2 1 2 112233445566778899 998877665544332211   Sample Output Case 1: 1 + 2 = 3 Case 2: 112233445566778899 + 998877665544332211 = 1111111111111111110…

N! Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 73503    Accepted Submission(s): 21308 Problem Description Given an integer N(0 ≤ N ≤ 10000), your task is to calculate N!   Input One N in…

代码:递归搜索一下.java大数做法 import java.util.*; import java.math.*; import java.security.MessageDigest; public class Main { static BigInteger s=BigInteger.ONE.add(BigInteger.ONE); public static void main(String[] args) { Scanner cin=new Scanner(System.in); in…