i have tried many possible test cases, for which i am getting correct answer. please tell where my answer is going wrong. my solution-
http://www.codechef.com/viewsolution/4114667
I wonder its a wrong answer while I am getting a RTE for input 9
.
Anyway… check your code for this input…
no its coming cottect for 1 and 9.
what is RTE?
Run Time error. Check the link. I ran it on Ideone.