/** 题目:poj3020 Antenna Placement 链接:http://poj.org/problem?id=3020 题意: 给一个由'*'或者'o'组成的n*m大小的图,你可以用一个小圈圈圈住两个相邻的'*',问要圈住所有的'*'最少需要多少个小圈圈.(小圈圈可以相交) 思路: 先尽量圈出能圈两个且不重复圈的'*'.剩下的没有圈的'*'一定需要用一个. 所以构造二分图,求最大匹配,结果:ans = 总的'*'数量-最大匹配数*2 + 最大匹配数 = 总的'*'数量-最大匹配数:…

题目链接:https://vjudge.net/problem/POJ-3020 Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 9995   Accepted: 4939 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of…

Antenna Placement DescriptionThe Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most striking reason why they got the job, is their discovery of a new, highly noise resist…

Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 9586   Accepted: 4736 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most st…

The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most striking reason why they got the job, is their discovery of a new, highly noise resistant, antenna. It is called 4D…

Antenna Placement Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5645 Accepted: 2825 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most striki…

Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 6991   Accepted: 3466 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most st…

Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7329   Accepted: 3635 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most st…

Antenna Placement Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 7574 Accepted: 3762 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile phone nets in Sweden. The most striki…

http://poj.org/problem?id=3020 Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7565   Accepted: 3758 Description The Global Aerial Research Centre has been allotted the task of building the fifth generation of mobile ph…