4 ms·
Other people have explained the reference, but as for what it means: AFAIK it basically means to produce a binary tree with the same values but with parent-chil
by chc 10y ago
Other people have explained the reference, but as for what it means: AFAIK it basically means to produce a binary tree with the same values but with parent-child relationships reversed.
- umanwizard 10y agoSo, each child will have two parents? And there will be several roots? This doesn't make sense.