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为什么我得到 运行时间错误
原标题:Why am I getting run-time error
最佳回答

kbhit () is desprecated ,使用 。也许这是原因。

问题回答

Your program has an Undefined Behavior.
Calling fflush() on stdin is not allowed and is an Undefined Behavior. It is only allowed to be called on standard output stream stdout.
This may or may not be the direct reason of the behavior you are observing, but since it is an Undefined Behavior you never know...

标准7.19.5.2/2:

如果串流指向输出流或更新流,而最近操作不是输入的输出流或更新流, 向淡化函数会导致该流的任何未写数据被发送到主机环境, 并被写入到文件中; 否则, 行为是未定义的





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