C3836 Thank You Professor Qin

They knew it was hard to guess, but they didn't expect it to be like this.

This was a total of 20 whiteboards!

How much content was written on it?

They almost did not dare to imagine!

More importantly, Qin Luo did not show any signs of stopping.

He was like a machine that did not know fatigue. He was crazily doing mathematics!

21 pieces, 22 pieces, 23 pieces...

In the blink of an eye