Discussion @ 1209. 1, 10, 100, 1000... @ Timus Online Judge

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Discussion of Problem 1209. 1, 10, 100, 1000...

The correct formula

Posted by lopezio 6 May 2014 21:13

Here is the formula to find the 1 numbers:
(sqr(n)+n+2)/2
n varies from 0 to ....