yes, the interviewer said that there is a solution in O(log n) On Sat, Aug 20, 2011 at 12:29 PM, sukran dhawan <sukrandha...@gmail.com>wrote:
> ur traversing the tree once so it shud be o(n).does the question demand > 0(logn) ? > > On Sat, Aug 20, 2011 at 12:27 PM, Abhishek Yadav < > algowithabhis...@gmail.com> wrote: > >> what would be the complexity of your solution O(n) or O(log n)..? >> >> On Sat, Aug 20, 2011 at 12:19 PM, sukran dhawan >> <sukrandha...@gmail.com>wrote: >> >>> traverse bst inorder and each time u encounter a node find the difference >>> between the element and given element in question . if the absolute >>> difference is minimum after traversing the tree that is the element . u can >>> getback the element using another element which keeps sign of the element so >>> that original element can be obtained from diff >>> >>> On Sat, Aug 20, 2011 at 12:15 PM, Abhishek Yadav < >>> algowithabhis...@gmail.com> wrote: >>> >>>> Given a BST and a number, Find the closest node to that number in the >>>> BST. Give an algorithm for that. >>>> Let there be binary search tree having nodes with values >>>> 12,34,64,23,64,25,76,6 and the number given is 28, then the answer >>>> would be 25 as it is the closest node. >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Algorithm Geeks" group. >>>> To post to this group, send email to algogeeks@googlegroups.com. >>>> To unsubscribe from this group, send email to >>>> algogeeks+unsubscr...@googlegroups.com. >>>> For more options, visit this group at >>>> http://groups.google.com/group/algogeeks?hl=en. >>>> >>>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Algorithm Geeks" group. >>> To post to this group, send email to algogeeks@googlegroups.com. >>> To unsubscribe from this group, send email to >>> algogeeks+unsubscr...@googlegroups.com. >>> For more options, visit this group at >>> http://groups.google.com/group/algogeeks?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to algogeeks@googlegroups.com. >> To unsubscribe from this group, send email to >> algogeeks+unsubscr...@googlegroups.com. >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to algogeeks@googlegroups.com. > To unsubscribe from this group, send email to > algogeeks+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to algogeeks@googlegroups.com. To unsubscribe from this group, send email to algogeeks+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
