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http://acm.hdu.edu.cn/showproblem.php?pid=1455 http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=243 uva开头描述: 307 - Sticks Time limit: 3.000 seconds hduoj 开头描述: E - Sticks Time Limit:3000MS     Memo…
http://acm.hdu.edu.cn/showproblem.php?pid=4712 Hamming Distance Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others) Total Submission(s): 1610    Accepted Submission(s): 630 Problem Description (From wikipedia) For bina…
hduoj 4706 Children's Day 2013 ACM/ICPC Asia Regional Online —— Warmup Herding Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2005    Accepted Submission(s): 563 Problem Description Little Joh…
最短路基础 这个题目hdu-oj 1874可以用来练习最短路的一些算法. Dijkstra 无优化版本 #include<cstdio> #include<iostream> #include<algorithm> #include<cstring> #define mt memset using namespace std; const int maxn = 210; const int inf = 1<<30; int N,M; int mp…
版权声明: 本文为博主Bravo Yeung(知乎UserName同名)的原创文章,欲转载请先私信获博主允许,转载时请附上网址 http://blog.csdn.net/lzuacm. HDUoj 5391 - Zball in Tina Town 在线提交: http://acm.hdu.edu.cn/showproblem.php?pid=5391 Time Limit: 3000/1500 MS (Java/Others) Memory Limit: 262144/262144 K (Ja…
版权声明: 本文为博主Bravo Yeung(知乎UserName同名)的原创文章,欲转载请先私信获博主允许,转载时请附上网址 http://blog.csdn.net/lzuacm. C++版 - HDUoj 2010 3阶的水仙花数 - 牛客网 时间限制:1秒 空间限制:32768K 热度指数:1005 在线提交(牛客网仅支持C++或Java): https://www.nowcoder.com/questionTerminal/dc943274e8254a9eb074298fb208470…
HDUOJ题目HTML的爬取 封装好的exe/app的GitHub地址:https://github.com/Rhythmicc/HDUHTML 按照系统选择即可. 其实没什么难度,先爬下来一个题目的html,然后正则匹配一波塞个标签上去就好了. 下图运行效果: 下面是爬取下的HTML运行效果: 源码: import re import requests from requests.exceptions import RequestException url = "http://acm.hdu.…
http://acm.hdu.edu.cn/showproblem.php?pid=1251 统计难题 Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 131070/65535 K (Java/Others)Total Submission(s): 21236    Accepted Submission(s): 9145 Problem Description Ignatius最近遇到一个难题,老师交给他很多单词(只有小写字母组成…
http://acm.hdu.edu.cn/showproblem.php?pid=1286 找新朋友 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8694 Accepted Submission(s): 4592 Problem Description 新年快到了,“猪头帮协会”准备搞一个聚会,已经知道现有会员N人,把会员从1到N编号,其…
http://acm.hdu.edu.cn/showproblem.php?pid=1285 确定比赛名次 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14739 Accepted Submission(s): 5892 Problem Description 有N个比赛队(1<=N<=500),编号依次为1,2,3,....,N进行比赛…
http://acm.hdu.edu.cn/showproblem.php?pid=3459 Rubik 2×2×2 Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 327670/327670 K (Java/Others) Total Submission(s): 654    Accepted Submission(s): 234 Special Judge Problem Description Sonny is proba…
http://acm.hdu.edu.cn/showproblem.php?pid=4710 Balls Rearrangement Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 735    Accepted Submission(s): 305 Problem Description Bob has N balls and A b…
http://acm.hdu.edu.cn/showproblem.php?pid=4708 Rotation Lock Puzzle Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Problem Description Alice was felling into a cave. She found a strange door with a number square m…
http://acm.hdu.edu.cn/showproblem.php?pid=4715 Difference Between Primes Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Problem Description All you know Goldbach conjecture.That is to say, Every even integer great…
http://acm.hdu.edu.cn/showproblem.php?pid=4707 Pet Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Problem Description One day, Lin Ji wake up in the morning and found that his pethamster escaped. He searched in th…
http://acm.hdu.edu.cn/showproblem.php?pid=4706 Children's Day Time Limit: 2000/1000 MS (Java/Others)     Memory Limit: 32768/32768 K (Java/Others) Problem Description Today is Children's Day. Some children ask you to output a big letter 'N'. 'N' is c…
god is a girl Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1135    Accepted Submission(s): 514 Problem Description One day,when I was dreaming,god went into my dream,she was pretty cute,just…
Cyclic Tour Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/65535 K (Java/Others)Total Submission(s): 1399    Accepted Submission(s): 712 Problem Description There are N cities in our country, and M one-way roads connecting them. Now Li…
Catching Fish Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1217    Accepted Submission(s): 466 Problem Description Ignatius likes catching fish very much. He has a fishnet whose shape is a c…
Clear All of Them I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 122768/62768 K (Java/Others)Total Submission(s): 1455    Accepted Submission(s): 484 Problem Description Acmers have been the Earth Protector against the evil enemy for a lon…
题目: http://ac.jobdu.com/problem.php?pid=1481 http://acm.nyist.net/JudgeOnline/problem.php?pid=129 http://poj.org/problem?id=1308 http://acm.hdu.edu.cn/showproblem.php?pid=1272 题目意思就是判断一些给定的支点构成的树是不是一颗合法的树, 判断是不是一颗合法的树如下: 1.该树只有一个根节点 2.不存在环 对于上述两种情况采用…
Problem Description I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum of A + B.   Input The first line of the input contains an integer T(1<=T<=20) which means the number of test cases. Then T lines f…
原题链接:http://acm.hdu.edu.cn/showproblem.php?pid=1004 Problem Description Contest time again! How excited it is to see balloons floating around. But to tell you a secret, the judges' favorite time is guessing the most popular problem. When the contest…
原题链接:http://acm.hdu.edu.cn/showproblem.php?pid=1002 题目描述如下: A + B Problem II Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description I have a very simple problem for you. Given two integers A and B, your j…
题目链接http://acm.hdu.edu.cn/showproblem.php?pid=2049 一开始我的想法就是使用错排公式,先使用全排列从N对中选出M对,然后再使用错排对选出的M对进行错排计算,最后二者相乘. emmm,代码写得很丑,只是提供一个思路,遇到类似的题目可以多一个思考方向. D(n) = (n-1) [D(n-2) + D(n-1)] 特殊地,D(1) = 0, D(2) = 1. 详细推导过程百度一下你就知道. /*使用数学公式的思路比较简单,在N对中选择M对出来,也即是…
 母函数  组合数学 #include<stdio.h> int c1[125]; int c2[125]; int main() { int n,i,j,k; while(scanf("%d",&n)!=EOF) { for(i=0;i<=n;i++) { c1[i]=1; c2[i]=0; } for(i=2;i<=n;i++) { for(j=0;j<=n;j++) for(k=0;k+j<=n;k=k+i) c2[k+j]=c2[…
Color the ball Time Limit: 9000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7497    Accepted Submission(s): 3865 Problem Description N个气球排成一排,从左到右依次编号为1,2,3....N.每次给定2个整数a b(a <= b),lele便为骑上他的“小飞鸽"牌电动车从气球…
最大报销额 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 14966    Accepted Submission(s): 4235 Problem Description 现有一笔经费可以报销一定额度的发票.允许报销的发票类型包括买图书(A类).文具(B类).差旅(C类),要求每张发票的总额不得超过1000元,每张发票上,单项物品的价…
Greatest Common Increasing Subsequence Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3460    Accepted Submission(s): 1092 Problem Description This is a problem from ZOJ 2432.To make it easyer,…
输入包括多组数据.每组数据第一行是两个整数N.M(N<=100,M<=10000),N表示成都的大街上有几个路口,标号为1的路口是商店所在地,标号为N的路口是赛场所在地,M则表示在成都有几条路.N=M=0表示输入结束.接下来M行,每行包括3个整数A,B,C(1<=A,B<=N,1<=C<=1000),表示在路口A与路口B之间有一条路,我们的工作人员需要C分钟的时间走过这条路.输入保证至少存在1条商店到赛场的路线.   Output 对于每组输入,输出一行,表示工作人员从…