Listing 17 contains a list of items as a Vector data type, which is the return parameter.

清单17包含一系列项目，作为Vector数据类型，它是返回参数。

youdao

Listing 17 contains a list of items as a Vector data type, which is the return parameter.

清单17包含一系列项目，作为Vector数据类型，它是返回参数。

youdao