So for now, just take it on faith that you'll have main to say int before you say main.

现在，大家要记住,先写int再写。

哈佛公开课 - 计算机科学课程节选

- And, in fact, let's see -- -- don't do this at home or on our systems -- but let me go ahead and do nano don't do this dot C. Let's go int main ahead and do int main void.

然后，实际上，让我们看看-,不要在家里或者在我们的系统上这样做-,但是让我们继续处理nano，dontdothis，c文件,让我们继续。

哈佛公开课 - 计算机科学课程节选

int main I have declared main as, int main, as before.

我之前声明了main函数。

哈佛公开课 - 计算机科学课程节选