bubbleSort should not use the built-in .sort() method

[JeremyLT]

It might be the same as the discussion below. If renaming works, its work making a GitHub issue to flag the problem.

Intermediate Algorithm Scripting: Steamroller code validation issue?

I think the validator is checking for any variation of ‘flat’ in the code, because I changed flatten to squish and got my previous code to pass the last test. New code: function steamrollArray(arr) { let results = [] function squish(item) { if(!Array.isArray(item)){ results.push(item) } else { item.forEach(squish) } } arr.forEach(squish) return results }