I could do this, by the way, by running the code and putting print statements in various places as well, but the hand simulation is valuable, so let me just start it.

做了正确的更新，顺便说一句,我可以通过在很多地方,放置print声明来达到这个目的,但是手工模拟也很有用。

麻省理工公开课 - 计算机科学及编程导论课程节选

float So thus far, when we've defined -- declared an int and a float, 2 and so forth, we just put one value in there, the number 2, the number 3.14, just one single value.

至此，当我们定义--声明一个int，和一个，等等，我们只要在那里放置一个值，数字，数字3，14，只有一个值。

哈佛公开课 - 计算机科学课程节选