http://www.codechef.com/viewsolution/2174396. Can any body plz tell me wats wrong on this?
you are supposed to use long long integer data type %lld as the answer might exceed 32 bit,Thus giving wrong answer for large input.
Kindly post your problem specific doubts on the editorial page of the problem. They will get answered there better. Doubts related to AMSGAME2 should be posted here: http://discuss.codechef.com/problems/AMSGAME2