如果这篇博客帮助到你，可以请我喝一杯咖啡~
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This is a dummy file. Like dummy node in list hhh~
Or you can call me nullptr.
/dev/null is also fit for my usage.
This is a dummy file. Like dummy node in list hhh~
Or you can call me nullptr.
/dev/null is also fit for my usage.