It's really the multiplication and in this case, division that the problem arises. Yeah?

这里实际上是乘法和，除法引起了那个问题，请说？

哈佛公开课 - 计算机科学课程节选

The problem only arises if you have an int divided by an int.

这个问题只会发生在,当你用一个整型数除以一个整型数的时候。

哈佛公开课 - 计算机科学课程节选