Are duplicate keys allowed in the definition of binary search trees?

I’m trying to find the definition of a binary search tree and I keep finding different definitions everywhere. Some say that for any given subtree the left child key is less than or equal to the root. Some say that for any given subtree the right child key is greater than or equal to the … Read more

golang why don’t we have a set datastructure [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 6 years ago. Improve this question I’m trying to solve “The go programming lanaguage” exercise #1.4 which requires me to have a … Read more