线程管道的一个实验
我一直在想，如果在线程管道中，输入的速度比输出的速度快很多的话会出现什么情况，或者反过来又是怎样写了个实验程序，发现不管是哪种情况，最后都将快的变慢。当输入快时，会抑制输入线程；输出快时，会抑制输出线程
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