操作系统不一样吧，好像还会多一个`\r`，还是少用`gets`和`fgets`罢，会出锅
by 江户川·萝卜 @ 2020-09-27 21:23:28
建议`cin`
by Hexarhy @ 2020-09-27 21:26:40
建议scanf
by wmy_goes_to_thu @ 2020-09-27 21:34:09