I had that with the geohash algorithm I implemented naively as binary search until I came across https://mmcloughlin.com/posts/geohash-assembly https://mmclough

I had that with the geohash algorithm I implemented naively as binary search until I came across https://mmcloughlin.com/posts/geohash-assembly https://mmcloughlin.com/posts/geohash-assembly that ultimately doesn't even compute it but read it from the in-memory floating point representation.