PREVIEW
... After tossing the phone onto the desk, Lan Jie casually pulled out an A4 sheet of paper from the desk. It had a printed Olympic competition question on it.
It would take Teacher Yuan at least a few minutes to arrive, so to kill time, he decided to quiz this guy.
This was an example problem prepared in advance for the kids in the Olympic competition class on Friday afternoon. It was also a classic competition question. The problem read: f(x) is a function over Q, (1) f(1)=2, (2) f ...
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