problem :: http://www.codechef.com/problems/FLIPCOIN/ SOLUTION :: http://www.codechef.com/viewsolution/4168860
I am again and again getting wa... initially i used segmented trees with no lazy optimization and was getting tle but now after lazy optimization i am getting wa again again I am not able to figure out the test case in which my code fails Please help me with the rectifation of this code....
