Now I call that, and it says, 20 tell me how many heads you want, give it a 20, and tell it how many legs 56 you want, give it 56, and it prints out the answers. I know, whoop-dee-doo.

请告诉我你想要几个头，设为，然后告诉它你想要几条腿,设为,最后它会打印结果，哇哦。

麻省理工公开课 - 计算机科学及编程导论课程节选

OK. It simply doesn't print anything.

好了，它只是不会打印任何结果而已。

麻省理工公开课 - 计算机科学及编程导论课程节选