InterviewBit Problems   Next Permutation : Unsolved

About the Next Permutation : Unsolved category (1)
One line solution using stl c++ (3)
C++ easy solution ,easy to understand (1)
Simple java solution using collections framework! (1)
The given solution approach is not clear and may be misleading (1)
Simple C++ solution using swap and sort(378 ms) (1)
The test cases don't do what the problem statement asks (2)
What is wrong in this code. (Not giving right answer)? (1)
Simple C++ Solution (swap and sort) (1)
Optimal Approach O(n) Time (1)
The given expected output are different than the requirements. Or maybe I don't understand the question (6)
What is theerror in my code (2)
The test case that gave Runtime error when I clicked Test passed and gave correct ans as custom input!? (8)
VV easy C++ solution (2)
Weak test cases in Next Permutation problem (1)
1 line solution using STL library function (2)
First find the decreasing order and then see this solution (1)
Why my solution doesn't work here if it's works all right in my ubuntu terminal (1)
Plz check this I/p O/P (1)
Wrong ans for given test case (6)
A different problem (1)
Easy to understand solution O(nlogn) (1)
Std::next_permutation is working (1)
O(n) Time C++ Solution (1)
Whats wrong with this code,Iam getting right answer in my IDE,but for the same test case wrong answer here (2)
Wrong output for one test case (2)
Meaning of "next greater permutation"? (2)
Custom input shows correct answer and submission shows wong answer (4)
Can I add new functions like swap(), quicksort() etc? (2)
Wrong test case or did i get the question wrong? (3)