I think for several days. Card that has been input on the constructor, determining how to achieve the type of the input x of x read or not read. Well, the last of speculative writing (I guess this should be a speculation) ++ in every time and then read the data buffer.
About istream_iterator achieve cottage version of ......
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Origin blog.csdn.net/weixin_44288817/article/details/88856645
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