ps: I'm really sorry everyone, there are a lot of things at the end of the year.

Originally, the annual meeting ended this morning, but the boss temporarily added the project. I am a financer, I can't leave early, I have to wait until the final checkout. As a result, everyone is gone, I am still arguing with the hotel, and I encountered a high-speed traffic jam on the way back, and now I am home. The family of three didn't even eat dinner, and it was too late to code, please forgive me...... (To be continued......)