I was gonna say, who calls reversing a tree's ordering inverting? > Oddly enough... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		DannoHung on June 10, 2015 \| parent \| context \| favorite \| on: Google: 90% of our engineers use the software you ... I was gonna say, who calls reversing a tree's ordering inverting? > Oddly enough, Google shows me interview questions where "inverting a binary tree" means something quite different — for example, flipping it upside down, and making the left leaf the root, the right leaf the left leaf and the root the right leaf. Whaaaaa? I can't find this, but it seems like such a weird operation. Got a link?

morpher on June 11, 2015 | [–]

>I was gonna say, who calls reversing a tree's ordering inverting?

The guy writing the tweet (not necessarily the interviewer).

attilaolah on June 11, 2015 | [–]

> Whaaaaa? I can't find this, but it seems like such a weird operation. Got a link?

https://wwwx.cs.unc.edu/~duozhao/entry/2014/12/binary-tree-u...

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact