C75 The Mental Arithmetic Competition

From his earliest years, Fu Xin was immersed in the exceptional mathematics tutelage of Fu Huaiyong. He conquered obstacle after obstacle, amassing a trove of competition awards and dwarfing his peers with his towering sense of pride.

Yet today, this haughty soul was repeatedly outdone by Ye Hong. How could he tolerate such defeat?

"What are we competing in, exactly?" Ye Hong asked.

"Uh..