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HDU4607 Park Visit(解法二)
问题链接:HDU4607 Park Visit。 题意简述:莱克尔和她的朋友到公园玩,公园很大也很漂亮。公园包含n个景点通过n-1条边相连。克莱尔太累了,所以不能去参观所有点景点。经过深思熟虑,她决定只访问其中的k个景点。她拿出地图发现所有景点的入口都很特殊。所以她想选择一个入口,并找到一条最短的路来参观k个景点。假设景点之间的距离为1。 输入数据:先输入测试用例数t,每个测试用例数据包括...
分类:其他好文   时间:2016-08-21 19:59:10    阅读次数:229
HDU4607 Park Visit
问题链接:HDU4607 Park Visit。 问题简述:莱克尔和她的朋友到公园玩,公园很大也很漂亮。公园包含n个景点通过n-1条边相连。克莱尔太累了,所以不能去参观所有点景点。经过深思熟虑,她决定只访问其中的k个景点。她拿出地图发现所有景点的入口都很特殊。所以她想选择一个入口,并找到一条最短的路来参观k个景点。假设景点之间的距离为1。 输入数据:先输入测试用例数t,每个测试用例数据包括...
分类:其他好文   时间:2016-08-21 08:38:42    阅读次数:147
【打CF,学算法——二星级】Codeforces 705B Spider Man (简单博弈)
【CF简介】 题目链接:CF 705B 题面: B. Spider Man time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Peter Park...
分类:编程语言   时间:2016-08-08 11:06:08    阅读次数:253
2016NEFU集训第n+5场 A - Chinese Girls' Amusement
Description You must have heard that the Chinese culture is quite different from that of Europe or Russia. So some Chinese habits seem quite unusual o ...
分类:其他好文   时间:2016-06-22 21:51:42    阅读次数:252
Acdream 1210 Chinese Girls' Amusement(大数模板运算 + 找规律)
传送门 Chinese Girls’ Amusement Time Limit: 2000/1000MS (Java/Others) Memory Limit: 128000/64000KB (Java/Others) Submit Statistic Next Problem Problem Description You must have heard that the Chinese...
分类:其他好文   时间:2016-06-12 02:04:42    阅读次数:200
CodeForces 580C 树+dfs搜索
Description Kefa decided to celebrate his first big salary by going to the restaurant. He lives by an unusual park. The park is a rooted tree consisting of n vertices with the root at vertex 1....
分类:其他好文   时间:2016-05-06 15:27:23    阅读次数:164
HDU 4607 Park Visit 求树的直径
Park Visit Problem Description Claire and her little friend, ykwd, are travelling in Shevchenko's Park! The park is beautiful - but large, indeed. N f ...
分类:其他好文   时间:2016-05-04 22:43:28    阅读次数:245
HDOJ(HDU) 1673 Optimal Parking
Problem Description When shopping on Long Street, Michael usually parks his car at some random location, and then walks to the stores he needs. Can you help Michael choose a place to park which minim...
分类:其他好文   时间:2016-04-20 02:04:18    阅读次数:163
controller跳到另一个controller
1、无参数: return "redirect:park/findByTag"; 2/有参数: public String addChild(Model model2) model2.addAttribute("tag", tagname);//直接加到controller后,作为参数; retur
分类:其他好文   时间:2016-03-22 19:08:10    阅读次数:175
codeforces 630H (组合数学)
H - Benches Time Limit:500MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status Description The city park of IT City contains n east to
分类:其他好文   时间:2016-03-11 20:47:21    阅读次数:128
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