03-7-2015, 08:59 PM
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#437
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Digital Dancing!
    
Join Date: Feb 2006
Location: 80 billion club, NE
Age: 31
Posts: 12,980
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Re: The Project Euler thread
I tried 206 earlier and failed.
Quote:
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Originally Posted by Problem 206
Find the unique positive integer whose square has the form 1_2_3_4_5_6_7_8_9_0,
where each “_” is a single digit.
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I lack the mathematical background to make inferences about what these blanks might be. Brute force isn't really an option. There are literally a billion different numbers with that fit that number format and I don't even know where to start on it.
Last edited by rushyrulz; 03-7-2015 at 09:09 PM..
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