Redirecting to
NADOS

Construct Bst From Preorder Traversal

  Prev   Next

Try First, Check Solution later

1. You should first read the question and watch the question video.
2. Think of a solution approach, then try and submit the question on editor tab.
3. We strongly advise you to watch the solution video for prescribed approach.

1. You are given a partially written function to solve(Refer question video).
2. Task : Construct Binary Search Tree from given PreOrder Traversal.
3. you will be given an array representing a valid PreOrder of a Binary Search Tree. Program is required to create a unique Binary Search Tree.
Input Format 
Input is managed for you.
Output Format 
Output is managed for you.
Question Video
Constraints 
0 <= Number of Nodes <= 10^9
-10^9 <= value of Node data <= 10^9
Valid PreOrder traversal.
Sample Input 
6
3 2 1 6 5 7
Sample Output 
2 -> 3 <- 6
1 -> 2 <- .
. -> 1 <- .
5 -> 6 <- 7
. -> 5 <- .
. -> 7 <- .


  • Asked in Companies
  • Related Topics






Video Solution

Code Solution

Run
 
Run
Id Name