perplexus.info :: Just Math : 2012 sum Digit

2012 sum Digit (Posted on 2013-04-23)

Find the last digit of the sum
S=1^1+2^2+3^3+4^4.....+2012^2012

No Solution Yet Submitted by Danish Ahmed Khan

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Grade inflation

| Comment 1 of 4

How could this possibly be difficulty 3? It solves in under a minute, and I almost did it in my head.

Posted by Steve Herman on 2013-04-23 12:05:12

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