[davidst]

I remember this, Dave. I was confident I had the fastest possible algorithm and you proved me wrong. It was a humbling experience but it forced me to throw out my assumptions and start over. It taught me to assume there was always a faster or better way just waiting to be discovered. TANSTATFC

You should post your code when you get a chance.

[jennyyang]

Very awesome that both of you are on here!

[djeiasbsbo]

Truly. That's the magic of Hacker News, the people behind it always show up and even give more context and insights.

[chj]

Recently I also had a similar experience, when I was about to call it a day, then discovered that there is another 10%.

[alfiedotwtf]

> but it forced me to throw out my assumptions and start over.

You already forgot what Chapter 3 was all about :)