Difference between revisions of "AoPS Wiki:Problem of the Day/July 13, 2011"
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m (Protected "AoPSWiki:Problem of the Day/July 13, 2011": Problem of the Day ([edit=sysop] (indefinite) [move=sysop] (indefinite))) |
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Latest revision as of 21:25, 12 July 2011
Solve for 
: 
.
