How to learn how to write on mobile phones?

Author: loveyiyi, Created: 2021-09-18 00:01:42, Updated:

I want to ask you guys, I want to let the program automatically judge, starting with 3 points of profit and automatically break even as long as you pull back 30%, how should this be written?


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The grassPublic policy is a barrier to i-reference

loveyiyiThank you.