#include <cstdio> #include <cstring> #include <iostream> #include <cmath> #include <cstdlib> #define INT_BIT_MAX 100 #define FLOAT_BIT_MAX 100 class CWTNumber { private: int intbits; /* 整数数位*/ int floatbits; /* 小数有效数位*/ char…

分析:大实数乘方计算. #include<iostream> #include<string> using namespace std; struct BigReal //高精度实数 { int len; //长度 int num[10000]; int point; //小数点位置 BigReal() { len=1; point=0; memset(num,0,sizeof(num)); } }; bool Read(BigReal& a) //读入一个大实数 { st…

HDU 2255 奔小康赚大钱(带权二分图最大匹配) Description 传说在遥远的地方有一个非常富裕的村落,有一天,村长决定进行制度改革:重新分配房子. 这可是一件大事,关系到人民的住房问题啊.村里共有n间房间,刚好有n家老百姓,考虑到每家都要有房住(如果有老百姓没房子住的话,容易引起不安定因素),每家必须分配到一间房子且只能得到一间房子. 另一方面,村长和另外的村领导希望得到最大的效益,这样村里的机构才会有钱.由于老百姓都比较富裕,他们都能对每一间房子在他们的经济范围内出一定的价格,比…

java 高精度实数和小数 String s = "1231222222222222222222222222222222222222222222222222222222"; BigInteger a = new BigInteger(s); System.out.println(a.toString()); String s1 = "1.2222222222222222311111111122222222222222222222222222222"; BigDeci…

Pencil是一个开源免费的UI原型工具,自带ios和android模板,可以很方便的做mockup. 下图是一个官方展示的模板:         …

http://blog.csdn.net/windone0109/article/details/5355379进一法: 即省略的位上只要大于零都要进一位 :  四舍五入法: 即省略的位上小于五都要舍去,但省略的位上满五都要进一位 :  还有一种  去尾法: 即省略的位上不管是否满五都要舍去 : 1.除法带小数 例如: int a = 8;   int b = 3;   int c = ((double)la)/b; System.out.println(c); 系统打印:2.666666666…

Reference: http://blog.csdn.net/me4546/article/details/6333225 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=2838 题目大意:每头牛有个愤怒值,每次交换相邻两个数进行升序排序,$cost=val_{1}+val_{2}$,求$\min \sum cost_{i}$ 解题思路: 按输入顺序DP: 第i的值val的最小cost=当前数的逆序数个数*val+当前数的逆序数和 相当于每次只…

Exponentiation Time Limit: 1000/500 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 6973    Accepted Submission(s): 1975 Problem Description Problems involving the computation of exact values of very large magnitude…

Background Professor Hopper is researching the sexual behavior of a rare species of bugs. He assumes that they feature two different genders and that they only interact with bugs of the opposite gender. In his experiment, individual bugs and their in…

题目描述: Two people face two piles of stones and make a game. They take turns to take stones. As game rules, there are two different methods of taking stones: One scheme is that you can take any number of stones in any one pile while the alternative is…