Can you explain the algorithm please ? I didn’t completely get mishraanoopams.
I can’t really explain it much better than his original post + my code 
It uses one of the techniques from CAMC.
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Got it…
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hackerearth is so stupid that it asks same question again and again, i couldn’t blame above person who asked this question from an on going hiring event but still its fault of hackerearth.
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LOL I really saw this que before and hence I answered this post.
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