有多少任务需要其他任务作为前置条件？

How many tasks have other tasks as prerequisites?

youdao

前置条件和后置条件方法可以看到作为函数参数 （ args） 传递的值。

The pre-condition and post-condition methods can also see the values passed as function arguments (args).

youdao

可以将断言语句作为方法的前置条件或后置条件来添加。

You can add assertion statements as the pre- or post-conditions of a method.

youdao