link is http://ideone.com/BeQeYV
Could you please comment your algorithm?
1 Like
Wrong answer for this test case
6
ZAZAZA
Answer should be “AZAZAZ” , you code is giving “AAZAZA”(one Z is missing). HERE.
1 Like
when ever you ask question about error in your code, please either provide comments in code or explain your algorithm so that others can get knowledge what was your logic, as it makes easier for one to debug the code… 
3 Likes
For DABC the answer should be ABCD but your code is giving AABCD…