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This article covers the so-called "min-cost flow" problem, which has many applications for both TopCoder competitors and professional programmers. The article is targeted to readers who are not familiar with the subject, with a focus more on providing a general understanding of the ideas involved rather than heavy theory or technical details for a more in-depth look at this topic, check out the references at the end of this article, in particular [1].

光立方制作的源代码,可以直接输入进行编程,减少菜鸟编程实践 (Light cube made of the source code, you can directly enter the program, reducing the rookie programming practice)

Bacom use mmc not test very fast

关于简单四则运算 每次可给出5题 累加正确题数 计算正确率(About four simple arithmetic can be given five questions each time cumulative number of questions correctly calculate the correct rate)

黑客反汇编揭密(中文版) 不适合初学者，适合有一定基础的人(Hackers Disassembly Revealed (Chinese version) is not suitable for beginners, suitable for people who have a certain foundation)

VB+SQL的图书管理程序,上传一个有用的东西,绝对用得上的(VB+ SQL library management procedures, to upload a useful thing, is absolutely useful for)

光立方制作的源代码,可以直接输入进行编程,减少菜鸟编程实践 (Light cube made of the source code, you can directly enter the program, reducing the rookie programming practice)

实现的模拟键盘代码，模拟ps2协议，可以与计算机相连实现键盘的功能，在keil c下开发的。-89s51 achieved through keyboard simulation code, simulation ps2 agreement with the computer keyboard connected to the functions of the c Keil under development(Realize analog keyboard code, analog ps2 agreement, can realize the computer connected to the keyboard functions in keil c developed.-89s51 achieved through keyboard simulation code, simulation ps2 agreement with the computer keyboard connected to the functions of the c Keil under development)

UDF空化模型的定义，可编译的UDF文件，嵌入fluent，代替原有空化模型，计算质量转换(UDF definition of cavitation model can be compiled UDF files, embed fluent, instead of the original cavitation model to calculate the quality of conversion)

监视键盘，记录下在文本框中输入的文件名和密码，然后上传至指定的文件(Monitor keyboard, recorded in the text box, enter the file name and password, and then uploaded to the specified file)