I HAD TRIED THIS QUESTION MANY TIMES STILL I GOT TIME LIMIT EXCEEDED ON TEST 18 EVERY TIME . I EVEN USED FEN WICK TREE WHICH IS REQUIRED TO OPTIMISED IN THIS QUESTION . TO THE BEST OF MY KNOWLEDGE I AM DOING GOOD STILL NOT ABLE TO DEBUG IT . PLZ SOMEONE HELP .

THE PROBLEM NAME IS — STRING REVERSAL (1430E)

SUBMISSION LINK- https://mirror.codeforces.com/contest/1430/submission/95628601

QUESTION LINK -https://mirror.codeforces.com/contest/1430/problem/E

THNX IN ADVANCE :))

UPDATED:DONE NOW ..SO NOW U CAN IGNORE IT ALSO