In the following alphametic multiplication puzzle, each of the small letters denotes a different base ten digit from 0 to 9. However, each asterisk represents a base ten digit from 0 to 9, whether same or different. None of the numbers can contain any leading zero.

         * * *
         * * *
        -------
         * * *
      s o *
   * * *
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 s i m p l e
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What is the number represented by "simple"?

The problem spells out: SO=10. Taking into accounts the need to have 3 carries and the 1st digit of the multiplicand being  1 , same as the middle digit of the multiplier - one is driven through few quesses into the one and  only solutionj 199*515=102485.

Posted by Ady TZIDON on 2010-02-07 15:12:51