An advent of code solution which takes seconds on Safari and minutes on Chrome

by bikeshaving • 6 years ago

8 1 6 years ago

mjsir911• 6 years ago

A friend ran into this for her solution in javascript, and the drastic speed up was replacing the javascript object with a `Map` object.

  const seen = new Map()

with `seen.set` and `seen.get` replacing `[]` runs the code in 5s on node on my machine

Related Stories