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Discussion of Problem
1502
. Domino Dots
Easy one
Posted by
jagatsastry
12 Feb 2008 14:29
{(0+0)+(0+1)+(0+2)+....(0+n)}+{(1+1)+(1+2)+....(1+n)}+.......................+{(n+n)}
=sigma(i=0 to n){sigma(j=i to n){i+j}}
All inclusive.
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