http://poj.org/problem?id=3133题意:n×m的网格,有2个2,2个3,他们不会重合。还有障碍1。现在求2到2的路径和3到3的路径互不相交的最短长度-2。(2#include #include using namespace std;struct H { static co...
原创 2021-08-11 11:33:06
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插头dp
原创 2023-02-17 01:23:37
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POJ_3133     这个题目可以用插头dp处理,在dp的过程中可以将2、3相连的连通分量置为特定的数,其他的处理方式和普通的插头dp类似,只不过由于多了两类独立插头要多讨论一些情况。 #include<stdio.h> #include<string.h> #include<algorithm> #define HASH 41941 #define S
转载 2012-09-14 19:25:00
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[LA3620]Manhattan Wiring 试题描述 输入 输出 输入示例 输出示例 数据规模及约定 见“输入” 题解 我们把“连线”的过程改为“铺地砖”的过程,总共有 11 种地砖,每种地砖上的图案连接了两个不同的边界,或只触碰了一个边界,或没有图案,具体见下图: 其中,有障碍的格子只能铺
转载 2017-06-07 22:44:00
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Manhattan Wiring Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 2016 Accepted: 1162 Description There is a rectangular area containing n ×
原创 2021-12-31 11:13:29
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Manhattan WiringTime Limit: 5000MSMemory Limit: 65536KTotal Submissions: 1112Accepted: 636DescriptionThere is a rectangular area containing n × m cells. Two cells are marked with “2”, and another two with “3”. Some cells are occupied by obstacles. You should connect the two “2”s and also the tw
转载 2012-09-30 16:28:00
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Manhattan WiringTime Limit: 5000MSMemory Limit: 65536KTotal Submissions: 1110Accepted: 634DescriptionThere is a rectangular area containing n × m cells. Two cells are marked with “2”, and another two with “3”. Some cells are occupied by obstacles. You should connect the two “2”s and also the tw
转载 2012-09-28 16:35:00
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There is a rectangular area containing n × m cells. Two cells are marked with “2”, and another two with “3”. Some cells are occupied by obstacles. You
转载 2018-03-01 11:25:00
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ou can implement simple factory bean to do the conditional wiring. Such factory bean can contain complex conditioning logic: Maybe a bit better approa
转载 2017-10-13 10:50:00
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题意:给一个n*m的矩阵,每个格子中有1个数,可能是0或2或3,出现2的格
转载 2015-09-09 21:10:00
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%%%%orz苏大佬 虽然苏大佬的baff吸不得,苏大佬的梦信不得,但是膜苏大佬是少不得的囧 这题还是比较有收获的 哼居然有我不会做的插头DP 自己yy了下,2表示属于2的插头,3表示3的插头 假如当前是0点,并且没有左上连向,那么可以不放插头,也可以放2放3,否则就是常规操作 假如是障碍那就不能有
转载 2018-04-27 20:03:00
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一、 Spring的bean默认是单例的 But sometimes you may find yourself working with a mutable class that does main-tain some state and therefore isn’t safe for reus
转载 2016-03-02 18:26:00
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一、 Spring honors two separate properties when determining which profiles are active:spring.profiles.active and spring.profiles.default . If spring.pro
转载 2016-03-02 15:57:00
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一、 假设有如下三个类实现同一个接口,则自动装配时会产生歧义 1 @Component 2 public class Cake implements Dessert { ... } 3 @Component 4 public class Cookies implements Dessert { ..
转载 2016-03-02 17:02:00
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一.当构造函数有集合时,只能用<CONSTRUCTOR-ARG>,不能用C-NAMESPACE 二、 1. 1 package soundsystem.collections; 2 3 import java.util.List; 4 5 import soundsystem.CompactDisc
转载 2016-03-02 09:57:00
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1. 1 package soundsystem; 2 3 public class SgtPeppers implements CompactDisc { 4 5 private String title = "Sgt. Pepper's Lonely Hearts Club Band"; 6 p
转载 2016-03-02 09:31:00
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一、用@Conditional根据条件决定是否要注入bean 1. package com.habuma.restfun; public class MagicBean { } 2. package com.habuma.restfun; import org.springframework.con
转载 2016-03-02 16:25:00
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一、 DataSource在应用和开发环境的产生方式不同,可以用srping 的profile管理 Spring’s solution for environment-specific beans isn’t much different from build-timesolutions. Cert
转载 2016-03-02 15:41:00
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一、用placeholder给bean运行时注入值的步骤 Spring取得placeholder的值是用${...} 1.声明placeholder bean (1)java方式 In order to use placeholder values, you must configure eithe
转载 2016-03-03 10:26:00
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一、 直观的给bean注入值如下: @Bean public CompactDisc sgtPeppers() { return new BlankDisc( "Sgt. Pepper's Lonely Hearts Club Band", "The Beatles"); } < bean id =
转载 2016-03-02 18:55:00
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