InterviewBit Problems   Maximal String : Unsolved

About the Maximal String : Unsolved category (1)
Best in JAVA solution using Backtracking with T.C.=> O(N log_N) ; (3)
This is working in my compiler but here not! (1)
Simple Python solution based on permutation (1)
Extended challenge for this round (7)
Failing for larger test cases : Solved (6)
How to find out the time complexity for this (1)
Why is it failing for long test cases (2)
Greedy solution failing for large test case. Can someone provide the testcase it is failing for? (4)
Hint for Incorrect answer for larger test cases (2)
Code without recursion, not working for 7599, help (1)
Can anyone define swap? (1)
Incorrect for larger test cases (6)
I can't understand why my code is wrong? It's in C++. Please, help! (1)
LeetCode Equivalent? (1)
Why this code is giving partial marks (1)
Why is this solution only partially correct? (Failing for larger test cases) (2)
Code is Failing for Larger Test Cases (1)
How do I resolve an Internal Error? (1)
The code is failing for larger test cases (4)