this post was submitted on 11 Oct 2025
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Who cares about time complexity (lemmy.world)
submitted 4 days ago by qaz@lemmy.world to c/programmer_humor@programming.dev
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[โ€“] lugal@lemmy.dbzer0.com 2 points 2 days ago (1 children)

The original doesn't have an extra check for 9 and it works for Roman->Indioarabic because it's:

IX
->IVV
->IIIIV
->IIIIIIIII

But the other way around, you need an extra step for 9. That's where our misunderstanding comes from.

[โ€“] rooroo@feddit.org 2 points 2 days ago

Ohhh haha that makes sense. Fun!