Chu Qingzhi thought to herself that this was simply a basic arithmetic question about finding a natural number that when divided by three leaves a remainder of two, by five leaves three, and by seven leaves two.
"Why doesn't that talented brother from before solve this one as well? If you can solve this, I'll admit you're impressive."
The students from the Imperial College ignored everyone. If they could solve it, they would have already shown up at Yunfei Academy; there was no need to wait until now.
Tang Jinghong also felt somewhat helpless; the question was too difficult, beyond his ability to solve.
The Emperor and the Empress smiled helplessly; their teacher had never covered this, so they couldn't figure it out.
Chu Xuyuan and Chu Xuyao looked unanimously at Chu Qingzhi for help, "Sister Five…"