Hi , This problem is from codechef(Jan cook off 2017) : Xor Grid I read the editorial of the same,but didn't get that.Where did (2^62-2^k+1,2^k) come from? Is their any problem similar to this ? Help me... Have a nice day..
Need Help!!!
Hi , This problem is from codechef(Jan cook off 2017) : Xor Grid I read the editorial of the same,but didn't get that.Where did (2^62-2^k+1,2^k) come from? Is their any problem similar to this ? Help me... Have a nice day..