Chapter 25: Twenty-Five Minutes

The diagnostic test was one I created myself.

I picked thirty questions from the “53” textbook, covering basic knowledge points from junior high to the first year of senior high, with a total score of 100. I gave her two hours, no opening the book, no looking at her notes, to simulate a real exam environment. She sat at her desk, and I sat on a folding sofa, writing code on my phone, two meters apart.

She wrote for two hours straight. The pencil scribbling was sometimes fast, sometimes slow, sometimes pausing for a long time, sometimes scratching several lines…