mylyanyk.ivan's blog

By mylyanyk.ivan, 13 years ago, In English

Please, somebody, explain me, how to solve 10E?

I've already read solutions of other contestants, but I cannot understood why they do that in such way, I want a proof.
Thanks in advance.
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13 years ago, # |
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This is original discuss about contest 10 , < link >

You can see this coment also < comment > , maybe that's usefull for you :-)