InterviewBit Problems   Largest Permutation : Solved

About the Largest Permutation : Solved category (1)
Java Solution Accepted in Java7 (1)
Simple C++ solution with swap function (2)
Easy C++ solution in O(nlog(n)) TC and O(n) SC( without using unordered_map ) (1)
Same Solution works in C++ but does not work in Java (1)
According to JUDGE this question cannot be solved in JAVA *** Pls Share if anyone solved *** (1)
Python3 O(n) Time Solution Using Index Array (1)
Cant believe they give TLE O(n) (2)
Python O(N) time and space, using dictionary (2)
Simple and Beautiful written Sol O(n) (2)
Simple c++ solution using unordered map (1)
O(n) approach to solve the problem (1)
Time Complexity : O(n) C++ solution (1)