Make sure you have batteries that are in a good state of charge in your calculator.
确保你的计算器电池,处在一个良好的状态。
It's not a good thing if you're just looping and checking some condition, but never actually changing the state of the world.
这不是一个好事情,如果你只是循环,检查一些条件,但是永远不要改变世界上的国家。
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