Higher Math Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2219    Accepted Submission(s): 1219 Problem Description You are building a house. You’d prefer if all the walls have a precise right…

题意:给定三个边,判断是不是直角三角形. 析:水题,勾股定理... 代码如下: #include <iostream> #include <cstdio> #include <algorithm> #include <queue> #include <vector> #include <cstring> #include <map> using namespace std; const int maxn = 100; in…

#include <cstdio> #include <string> using namespace std; void swap(int& a,int& b) { int t; t=a; a=b; b=t; } int main() { int n; scanf("%d",&n); ; i<=n; i++) { printf("%s%d%s\n","Scenario #",i,"…

Higher Math Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2853    Accepted Submission(s): 1525 Problem Description You are building a house. You’d prefer if all the walls have a precise right…

L - House Building Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5538 Description Have you ever played the video game Minecraft? This game has been one of the world's most popular game in recent years. The wor…

Friendship of Frog Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5578 Description N frogs from different countries are standing in a line. Each country is represented by a lowercase letter. The distance betwee…

ZYB's Biology Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5590 Description ZYB(ZJ−267)在NOIP拿到600分之后开始虐生物题,他现在扔给你一道简单的生物题:给出一个DNA序列和一个RNA序列,问它们是否配对. DNA序列是仅由A,C,G,T组成的字符串,RNA序列是仅由A,C,G,U组成的字符串. DNA和RNA匹配当且仅当每…

Building bridges Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 65535/32768 K (Java/Others)Total Submission(s): 45    Accepted Submission(s): 39 Problem Description Hululu and Cululu are two pacific ocean countries made up of many islands. T…

Number Sequence Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 89984    Accepted Submission(s): 21437 Problem Description A number sequence is defined as follows: f(1) = 1, f(2) = 1, f(n) = (A…

Big Number Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 21106    Accepted Submission(s): 9498 Problem Description In many applications very large integers numbers are required. Some of these…

超级楼梯 Time Limit: / MS (Java/Others) Memory Limit: / K (Java/Others) Total Submission(s): Accepted Submission(s): Problem Description 有一楼梯共M级,刚开始时你在第一级,若每次只能跨上一级或二级,要走上第M级,共有多少种走法? Input 输入数据首先包含一个整数N,表示测试实例的个数,然后是N行数据,每行包含一个整数M(<=M<=),表示楼梯的级数. Outpu…

Problem Description You may have heard of the book '2001 - A Space Odyssey' by Arthur C. Clarke, or the film of the same name by Stanley Kubrick. In it a spaceship is sent from Earth to Saturn. The crew is put into stasis for the long flight, only tw…

Problem Description 妈妈每天都要出去买菜,但是回来后,兜里的钱也懒得数一数,到底花了多少钱真是一笔糊涂帐.现在好了,作为好儿子(女儿)的你可以给她用程序算一下了,呵呵. Input 输入含有一些数据组,每组数据包括菜种(字串),数量(计量单位不论,一律为double型数)和单价(double型数,表示人民币元数),因此,每组数据的菜价就是数量乘上单价啊.菜种.数量和单价之间都有空格隔开的. Output 支付菜价的时候,由于最小支付单位是角,所以总是在支付的时候采用四舍五入的…

Problem Description 8600的手机每天消费1元,每消费K元就可以获赠1元,一开始8600有M元,问最多可以用多少天? Input 输入包括多个测试实例.每个测试实例包括2个整数M, k,(2 <= k <= M <= 1000).M = 0, k = 0代表输入结束. Output 对于每个测试实例输出一个整数,表示M元可以用的天数. Sample Input 2 2 4 3 0 0 Sample Output 3 5 水题.... import java.util.…

本来是不打算贴这道水题的,自己却WA了三次.. 要考虑1的情况,1的质因子为1 思路:先打表 ,然后根据最大质因子更新结果 代码: #include<iostream> #include<cstdlib> #include<cstdio> #include<cstring> using namespace std; #define MAX 20000 int p[MAX]; int main() { memset(p,,sizeof(p)); p[]=; ;…

题意:中文...你们懂得. 析:这个就是一个水题博弈,就是一个巴什博弈定理,直接就没有变,如果你们看过我写的那个,这个题绝对水过. 附地址:http://www.cnblogs.com/dwtfukgv/p/5517818.html 看完后就懂了吧,不用说了,直接上代码就OK. 代码如下: #include <iostream> #include <string> #include <vector> #include <algorithm> #include…

R(N) Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1815    Accepted Submission(s): 929 Problem Description We know that some positive integer x can be expressed as x=A^2+B^2(A,B are integers).…

Wooden Sticks Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10423    Accepted Submission(s): 4287 Problem Description There is a pile of n wooden sticks. The length and weight of each stick ar…

链接:传送门 思路:水题略 /************************************************************************* > File Name: hdu2078.cpp > Author: WArobot > Blog: http://www.cnblogs.com/WArobot/ > Created Time: 2017年04月30日 星期日 23时47分30秒 *****************************…

Switch Game Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 13113    Accepted Submission(s): 7970 Problem Description There are many lamps in a line. All of them are off at first. A series of o…

Almost Sorted Array Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 8541    Accepted Submission(s): 1982 Problem Description We are all familiar with sorting algorithms: quick sort, merge sort…

题目链接: hdu:http://acm.hdu.edu.cn/showproblem.php?pid=5170 bc(中文):http://bestcoder.hdu.edu.cn/contests/contest_chineseproblem.php?cid=567&pid=1001 题解: 先用java大数幂写的,t了 import java.util.*; import java.math.*; public class Main { public static void main(St…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4813 签到题. 把一个字符串按照格式输出就可以了,很水 #include <stdio.h> #include <string.h> #include <iostream> #include <algorithm> #include <queue> #include <map> #include <set> #include…

Equations 题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1840 ——每天在线,欢迎留言谈论. 题目大意: 给你一个一元二次方程组,a(X^2) + b(X) + c = 0 .求X解的个数. 思路: 分别讨论二次方程与一次方程的情况,再特殊处理下 a = b = c = 0 的情况. 感想: 是时候该水水题了. Java AC代码: import java.math.*; import java.util.Scanner; public…

其实如果想出了方法真的好水的说... 然而一开始想了好久都没想出来... 最后看了一下最大数据才32768 可以直接枚举...枚举每个硬币的数量 看看后来能不能凑够n 因为还是怕超时..(虽然只有3乘十的四次方)所以先枚举三分 然后二分 最后一分肯定足够 就不用了 自己好傻... #include<stdio.h> #include<string.h> #include<algorithm> #include<map> #include<math.h&…

ZYB loves Score Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5268 Description One day,ZYB participated in the BestCoder Contest There are four problems. Their scores are 1000,1500,2000,2500 According to the r…

A Sweet Journey Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5477 Description Master Di plans to take his girlfriend for a travel by bike. Their journey, which can be seen as a line segment of length L, is a r…

寒冰王座 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 13177    Accepted Submission(s): 6718 Problem Description 不死族的巫妖王发工资拉,死亡骑士拿到一张N元的钞票(记住,只有一张钞票),为了防止自己在战斗中频繁的死掉,他决定给自己买一些道具,于是他来到了地精商店前. 死亡骑士:…

http://acm.hdu.edu.cn/showproblem.php?pid=5104 找元组数量,满足p1<=p2<=p3且p1+p2+p3=n且都是素数 不用素数打表都能过,数据弱的一比 #include <cstdio> #include <cstdlib> #include <cmath> #include <cstring> #include <string> #include <queue> #inclu…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1062 解题报告:注意一行的末尾可能是空格,还有记得getchar()吃回车符. #include<cstdio> #include<string.h> #include<iostream> #include<algorithm> #include<cmath> #include<deque> #include<cstdlib>…