Discussion @ 1402. Cocktails @ Timus Online Judge

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Discussion of Problem 1402. Cocktails

This is a stupid question...!!!

Posted by Imran Yusubov 13 Aug 2009 10:54

Dose anyone know a better solution?I used big Ints for this task.Do anyone has a mathematic solution?

Re: This is a stupid question...!!!

Posted by DNS 27 Jul 2010 03:13

I have mathematic solution.

a[i]=i*a[i-1]+i*(i-1); - it's true