题意:给定上一个有容量和下界的网络,让你求出一组可行解. 析:先建立一个超级源点 s 和汇点 t ,然后在输入时记录到每个结点的下界的和,建边的时候就建立c - b的最后再建立 s 和 t , 在建立时,如果 i 结点的输入的大于输出的,那么就是从 s 建立一条边,否则 i 与 t 建立,然后跑一次最大流,就OK了,注意求出的流量是没有下界,再加上下界的就好了. 代码如下: #pragma comment(linker, "/STACK:1024000000,1024000000")…
Description The terrorist group leaded by a well known international terrorist Ben Bladen is buliding a nuclear reactor to produce plutonium for the nuclear bomb they are planning to create. Being the wicked computer genius of this group, you are res…
The terrorist group leaded by a well known international terrorist Ben Bladen is buliding a nuclear reactor to produce plutonium for the nuclear bomb they are planning to create. Being the wicked computer genius of this group, you are responsible for…
Reactor Cooling time limit per test: 0.5 sec. memory limit per test: 65536 KB input: standard output: standard The terrorist group leaded by a well known international terrorist Ben Bladen is buliding a nuclear reactor to produce plutonium for the nu…