A Cartesian tree can be built in Ο(n) time. You can traverse both trees and build another Cartesian tree.
On 1月28日, 下午9时03分, Nirmal <[email protected]> wrote: > Given two binary search trees, how to merge them in O(n) time and O(1) > space? > > It can be done using O(n) space as below, > > 1. covert BST #1 into linked list or sorted array > 2. covert BST #2 into linked list or sorted array > 3. merge them... > > but how to do this in place? -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
