XOR problem

Revision en1, by kittyK, 2020-09-01 07:44:55

For 768C - Jon Snow and his Favourite Number , what is the intuition to solve it ? At first for small constraint I made brute force solution and noticed that there is a pattern , there can be two different arrays — when k is even and when k is odd.

But this is not working . Here is my code .


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en1 English kittyK 2020-09-01 07:44:55 316 Initial revision (published)