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 @ 2016-03-04 7:10 AM (#21195 - in reply to #20393) (#21195)Quote Reply Top | |
Posts: 669    Country : India | swaroop2011 posted @ 2016-03-04 7:10 AM I could solve this puzzle logically upto this point. I would like to know apart from intuition of using uniqueness at center, is there any other steps if others can figure out ?  |