http://www.codechef.com/viewsolution/2184891 The solution submitted here is incorrect, as i think. I tried using the names as "joe john", the answer must have been NO but YES is being displayed.
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http://www.codechef.com/viewsolution/2184891 The solution submitted here is incorrect, as i think. I tried using the names as "joe john", the answer must have been NO but YES is being displayed.