InterviewBit Problems   Merge K Sorted Lists : Unsolved

About the Merge K Sorted Lists : Unsolved category (1)
Omg unicorn fly through my screen, is it a new update? (1)
Why is this super naive solution getting accepted (1)
Can anyone point out why its giving TLE? (1)
Best JAVA code 13 lines (1)
Why SCALA is not a supported language for this exercise? (1)
Easy C++ solution using rev priority Q (2)
Weak test cases, the below solution passed all test cases on ib but only 1 test case on leetcode (3)
Why this is not returning anything? Can somebody help? (1)
Can i do it in this way...please help me (1)
Getting memory limit exceeded! (2)
Doesn't deserve 600 points (3)
Input not correct (2)
Solution with a better time complexity (1)
Segmentation fault :-( (1)
StackOveflow on Merge Two Lists with Recursion. why? (1)
Not able to access the pointrs to the list fromm the vector (1)
Does not need heaps (1)
Problems with submit option (1)
But i guess there is no need of heap. Without that also we can do this question a (1)
Unable to 'import heapq' in python - submission exceeds time limit when I have th (1)
Test is showing "waiting to run" and seems struck! (1)