Looking for: Meme problem on CF. You "illegally cancel digits" in a fraction, which magically works.

Revision en1, by Shisuko, 2022-09-14 12:17:58

It has to do with something like the idea shown in this meme

I think it was actually a genuinely hard problem like an F or so. Does anyone remember? My Google-fu is failing me.

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en1 English Shisuko 2022-09-14 12:17:58 647 Initial revision (published)