So, thankfully, C does provide a solution for this, whereby, I can provide a hint, essentially, to the compiler.

幸亏，C为这个提供了一个解决方案，那样，本质上，我可以给编译器一个提示。

哈佛公开课 - 计算机科学课程节选

Instead I'm going to be expecting the address of some int and the address of another int and thanks to this address I can literally find this address in RAM, do anything I want there, -- return and what I've just done is actually changed or mutate the values of those original variables.

我们所期望的是int型地址,和另外一个int型地址,幸亏这个地址，我可以找在RAM中找到它的地址，然后做我想做的事情，返回我处理后的东西,我可能改变了这些源变量。

哈佛公开课 - 计算机科学课程节选