【简答题】A.There are no rapids or watells. B.There is a constant, strong wind. C.Navigation is rather difficult. D.Frequent storms cause problems for riverboats.
【判断题】使用 pickle 进行序列化得到的二进制文件使用 struct 也可以正确地进行反序列化。
【判断题】使用pickle进行序列化得到的二进制文件使用struct也可以正确地进行反序列化。
【简答题】A.Them are no rapids or watells. B.There is a constant, strong wind. C.Navigation is rather difficult. D.Frequent storms cause problems for riverboats.
【单选题】The massive waterfalls which straddle the international border separating Canada and the United States is known as