此程序是解决同步与互斥的程序源代码，同时也是通过进程，和选择不同的进程，如消费者和生产者，输入不同的字符，来决定将执行哪一个进程。-this procedure is to solve and coordinate the program's source code, but also through the process, and the choice of different processes, such as consumers and producers that the importation of different characters to decide which one to the implementation process.