https://www.codechef.com/problems/CKISSHUG
My method :- if first place is H then there are 2^(n-1) possibilities if first place is K then there are 2^(n-1/2) possibilities but this method is not right .
https://www.codechef.com/problems/CKISSHUG
My method :- if first place is H then there are 2^(n-1) possibilities if first place is K then there are 2^(n-1/2) possibilities but this method is not right .
please suggest the problems with links .