InterviewBit Problems   Sorted Array To Balanced BST : Unsolved

Comparision of my code's output to expected output failing (1)
Indent block not making this work (2)
Unexpected seg fault! Help Please (1)
I got 99/300. The solution given also gets a time limit exceeded error. Can you (8)
Can anyone identify what is the error in this code? (1)
This test is wrong (1)
Another different approach of solving Sorted Array to Balanced BST (3)
Why removing const from builder function giving compilation error? (1)
If you're getting TLE change vector<int> to const vector<int> & (5)
NoobMax InterviewBit (3)
Funny how a parameter can make a difference (2)
Why this code is giving MLE (2)
Test case proble (1)
How to make a new node (2)
My solution is of O(n), still getting TLE (3)
Segmentation fault error unpredicted (1)
If you're getting a TLE, you're probably passing an array by value and not refere (4)
As a hint. If this seems difficult you are doing it wrong (like I was at first) (1)
Reallly bad constant optimisation required. Probably, time limit can be made a li (1)
I am trying same as solution but still giving TLE (1)