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Rahul
Site Admin
Joined: Tue May 30, 2006 10:42 am Posts: 89564 Location: Behind You
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 Positive Integer
Puzzle:
Find a positive integer (base 10) which has the following four properties:
* Each of the 10 digits (0 to 9) appears exactly once in the number. * For each pair of digits whose sum is 9, the number of other digits positioned strictly between the pair is equal to the smaller digit of the pair. * The sum of each pair of digits positioned at the same distance from opposite ends of the number is a prime number. * The difference between any 2 adjacent digits is greater than 1.
The solution is unique. Find the Number.
For Solution SCROLL DOWN...
Solution:
The number is 5831746290
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| Sat Feb 02, 2008 10:29 pm |
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Rajshree
Moderator
Joined: Tue Aug 15, 2006 3:23 am Posts: 9439 Location: Roop Nagar, Prem Gali, Kholi No. 420
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nice one
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| Sun Feb 03, 2008 3:28 am |
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