i am getting wrong answer

http://www.codechef.com/viewsolution/6275808 I am getting wrong answer for CHEFEQ. plz help !

Before asking questions like that, Please read the codechef FAQ. I have posted the link below. Please read them.




This is about Feb 15 Long contest. Do not ask for help during on-going (alive) contest. Wait for help after the contest is over.