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搜索关键字:constructing roads    ( 767个结果
替换字符串括号外的所有特殊字符(括号内的不能替换)
eg:用-替-换字符串里的特殊字符,并进行切分(括号里的不能替换) String roads = "G6包头..。?九原收费站((这个是.。--.。?测试)——210国道——幸福南路(备注:车、货、路线不变,往-返)——210国道(((aa)——210国道(这样呢)"; 一。思路:1.找到括号的区间 ...
分类:其他好文   时间:2019-08-21 11:36:04    阅读次数:115
floyd类型题UVa-10099-The Tourist Guide +Frogger POJ - 2253
The Tourist Guide Mr. G. works as a tourist guide. His current assignment is to take some tourists from one city to another. Some two-way roads connec ...
分类:其他好文   时间:2019-08-16 22:45:48    阅读次数:123
POJ-2255-Tree Recovery-求后序
Little Valentine liked playing with binary trees very much. Her favorite game was constructing randomly looking binary trees with capital letters in t ...
分类:其他好文   时间:2019-08-05 20:20:59    阅读次数:145
POJ 1251 Jungle Roads
题目链接:https://vjudge.net/problem/POJ-1251 题目大意 略。 分析 最小生成树模板题,数据规模也很小,这里我用了 Prim 算法。 代码如下 1 #include <cmath> 2 #include <ctime> 3 #include <iostream> 4 ...
分类:其他好文   时间:2019-08-02 20:50:52    阅读次数:86
POJ3067:Japan(树状数组求逆序对)
Description Japan plans to welcome the ACM ICPC World Finals and a lot of roads must be built for the venue. Japan is tall island with N cities on the ...
分类:编程语言   时间:2019-07-30 00:17:13    阅读次数:151
Roads in the North (树的直径)
Building and maintaining roads among communities in the far North is an expensive business. With this in mind, the roads are build such that there is ...
分类:其他好文   时间:2019-07-28 13:33:51    阅读次数:116
CF543B Destroying Roads 枚举 + 思维 + BFS
Code: ...
分类:其他好文   时间:2019-07-23 17:16:35    阅读次数:71
C++ vector 实例二
// constructing vectors #include #include int main () { // constructors used in the same order as described above: std::vector first; // empty vector ... ...
分类:编程语言   时间:2019-07-21 10:51:47    阅读次数:106
[USACO07DEC]道路建设Building Roads
[Time Gate] https://www.luogu.org/problemnew/show/P2872 【解题思路】 一道最小生成树的基本题吧,这里要注意两点 1.数组范围要开大,毕竟是生成树,开n平方即可 2.求边上权值算两点之间距离要注意精度的问题,多强制转换几次(double)防止WA ...
分类:其他好文   时间:2019-07-14 23:55:02    阅读次数:187
[ML] {ud120} Lesson 4: Decision Trees
Linearly Separable Data Multiple Linear Questions Constructing a Decision Tree First Split Coding A Decision Tree Decision Tree Parameters Data Impuri ...
分类:其他好文   时间:2019-06-07 13:13:33    阅读次数:83
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