"I think our current research for rice is consistent with the overall picture in that whenever possible it is reasonable to recommend people to replace refined carbohydrates, including white rice, white bread,added sugar, with whole grains."

VOA: standard.2010.06.25

It becomes a 13 and that is consistent with the code and it also doesn't crash because now y has been assigned to the correct value.

它变成了一个13，这个和代码是一致的,程序也不会崩溃,因为现在y被赋了正确的值。

哈佛公开课 - 计算机科学课程节选