题意:两端基因片段,各有明确的碱基序列,现有一个碱基匹配的相似度数组,设计程序使得该相似度最大. //POJ1080-ZOJ1027 //题解:将s1碱基和s2碱基看做等长,添加一个碱基为'-',即每次都将上下碱基相互匹配后再和'-'匹配,找到最优解即可 //即分为三种状态: // 1.s1[i]和s2[j]匹配 // 2.s1[i]和 '-' 匹配 // 3. '-' 和s2[j]匹配 #include <iostream> #include <cstdio> #include…

//POJ3377 //DP解法-解有规律的最短路问题 //Time:1157Ms Memory:12440K #include<iostream> #include<cstring> #include<cstdio> using namespace std; #define MAXN 1000005 typedef long long LL; int n; int dp[MAXN][3]; int sr, st, er, ed; int main() { //freo…

原题链接:填数字 顺便推荐一下,偶然看到这个OJ,发现社区运营做得很赞,而且交互和编译环境都很赞(可以编译包括Python,Ruby,Js在内的脚本语言,也可以编译新标准的C/C++11,甚至包括Go和C Sharp等),虽然暂时不太火,但估计会逐渐成为国内算法界非常受欢迎的OJ社区. 主页:http://www.51nod.com/index.html 本题是个题意简单的,思路复杂的DP题,说实话,光是想出这种DP就已经非常不易了,即便写出来也要考虑清楚每一种转移的公式和数值关系. 原题:有n…

QSC and Master Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 859    Accepted Submission(s): 325 Problem Description Every school has some legends, Northeastern University is the same. Enter…

odd-even number Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 388    Accepted Submission(s): 212 Problem Description For a number,if the length of continuous odd digits is even and the length…

Clone Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/65536K (Java/Other) Total Submission(s) : 8   Accepted Submission(s) : 5 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description After eating food from Chernobyl,…

2017 ACM ICPC Asia Regional - Daejeon Problem A Broadcast Stations 题目描述:给出一棵树,每一个点有一个辐射距离\(p_i\)(待确定),但\(p_i==0\)的点不能辐射自己,只能由别的点辐射覆盖.求\(p_i\)的和的最小值. Problem B Connect3 题目描述:有一个\(4 \times 4\)的网格,两个人玩游戏,第一个人用黑棋,第二人用白棋.每次选择一列,将棋子扔下去,直到最下一个空的格子.现在给出第一个人下…

2017 ACM - ICPC Asia Ho Chi Minh City Regional Contest A - Arranging Wine 题目描述:有\(R\)个红箱和\(W\)个白箱,将这些箱子分成若干堆,使得每一堆只有一种颜色,然后将这些堆排成一排,使得相邻的堆的颜色不一样,并且每堆红箱的个数不能超过\(d\),问有多少种方案. solution 不会. B - Barcode 题目描述:有一排\(n\)个球,现在要给这\(n\)个球涂成红色或蓝色,使得红色球的个数等于蓝色球的个数…

比赛链接: http://202.197.224.59/OnlineJudge2/index.php/Contest/problems/contest_id/36 题目来源: 2014嘉杰信息杯ACM/ICPC湖南程序设计邀请赛暨第六届湘潭市程序设计竞赛 ×  Problem A A simple problem   (求N % 1 + N % 2 + ....+ N % N, 待补) ?  Problem B Path √  Problem C Range   (单调栈) √  Problem…

Problem G. Garden Gathering Input file: standard input Output file: standard output Time limit: 3 seconds Memory limit: 512 megabytes Many of you may have been to St. Petersburg, but have you visited Peterhof Palace? It is a collection of splendid pa…