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Thread: cryptarithm

  1. Oct 17th, 2003, 11:53 PM #1
    dolor
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    cryptarithm

    Given the following cryptarithm, deduce the values of A, B, C, D, and E.

    ABCDC
    -BEAAC
    ---------
    BADAD
    - you've been privileged to read a post by Miz
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  2. Oct 18th, 2003, 06:24 AM #2
    twanvl
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    c-c=d => d=0
    0-a=a => a=5
    c-5-1=0 => c=6
    b-e=5, skip this one

    5-b=b => no solutions
    or
    5-b-1=4-b=b => 4=2b => b=2
    e>b (you need overflow)

    2-e=5 => -e=5-2 => e=-3 = 7 (mod 10)

    52606
    27556
    -------- -
    25050
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