InterviewBit Problems   Shortest common superstring : Unsolved

About the Shortest common superstring : Unsolved category (1)
A tip that can save your time! (1)
This test case is wrong (5)
How is it of 200 pts only? (1)
Test on custom input give the same ans as expected but its giving wrong ans on submitting (1)
Test case has wrong expected output (2)
We may assume that no string in A is substring of another string in A (1)
Wrong Ans for test case (3)
Working Solution for test cases (1)
This is an NP hard problem (2)
Please increase the points for this question (1)
Wrong test cases for judgement (3)
I read on GFG website that finding superstring of strings is np hard (3)
Segmentation fault ---- BUT WORKING WHILE CUSTOM INPUT (1)
Do not Think DP Solution (1)
Java editorial overlap method is incorrect (1)
Run as custom input gives correct value but test and submit gives wrong values (1)
Python editorial solution incorrect (I think) (2)
Expected Output (1)
Expected output bug (1)
Bug in expected output (2)