时间限制:50000ms 单点时限:5000ms 内存限制:512MB 描写叙述 我们有一个字符串集合S,当中有N个两两不同的字符串.还有M个询问,每一个询问都会先给出一个字符串w,你须要回答下面三个问题: 1. 输出全部S的串中.能够由w恰好加入两个字符得到的串中.编号最小的3个. 2. 输出全部S的串中,能够由w改动不超过2个字符得到的串中,编号最小的3个. 3. 输出全部S的串中,能够由w删除恰好两个字符得到的串中,编号最小的3个. 字母能够加入在包含开头结尾在内的任何位置,比方在"abc…

题目链接   时间限制:10000ms 单点时限:1000ms 内存限制:256MB 描述 我们有一个字符串集合S,其中有N个两两不同的字符串. 还有M个询问,每个询问给出一个字符串w,求有多少S中的字符串可以由w添加恰好一个字母得到. 字母可以添加在包括开头结尾在内的任意位置,比如在"abc"中添加"x",就可能得到"xabc", "axbc", "abxc", "abcx".这4种串…

A + B Problem II Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 399645    Accepted Submission(s): 77352 Problem Description I have a very simple problem for you. Given two integers A and B, yo…

题意: 给你一个数n,表示有n辆火车,编号从1到n,入站,问你有多少种出站的可能.    (题于文末) 知识点: ps:百度百科的卡特兰数讲的不错,注意看其参考的博客. 卡特兰数(Catalan):前几项为 : 1, 1, 2, 5, 14, 42, 132, 429, 1430, 4862, 16796, 58786, 208012, 742900, 2674440, 9694845, 35357670- 令h(0)=1,h(1)=1,catalan数满足递推式:      h(n)= h(0…

A + B Problem II   Time Limit: 1000MS      Memory Limit: 65536K Total Submissions: 16104    Accepted: 4547 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 o…

之前总是在查阅别人的文档,看着其他人的博客,自己心里总有一份冲动,想记录一下自己学习的经历.学习算法有一段时间了,于是想从算法开始自己的博客生涯O(∩_∩)O~~ 今天在网上看了一道大数相加(高精度)的题目,题目很简单,但是体现了算法编程的细心之处. 题目:A + B Problem II Description: I have a very simple problem for you. Given two integers A and B, your job is to calculate…

点击打开链接 A+B Problem II 时间限制:3000 ms  |  内存限制:65535 KB 难度:3 描述 I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum of A + B. A,B must be positive. 输入 The first line of the input contains an integer T(1<=T<…

题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=1212 Train Problem II Description As we all know the Train Problem I, the boss of the Ignatius Train Station want to know if all the trains come in strict-increasing order, how many orders that all the t…

A + B Problem II Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 315214    Accepted Submission(s): 61139 Problem Description I have a very simple problem for you. Given two integers A and B, you…

A + B Problem II Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 242959    Accepted Submission(s): 46863 Problem Description I have a very simple problem for you. Given two integers A and B, you…