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De
25/10/2001 08:46:32
 
 
À
25/10/2001 07:38:46
Hilmar Zonneveld
Independent Consultant
Cochabamba, Bolivie
Information générale
Forum:
Games
Catégorie:
Casses-têtes
Titre:
Divers
Thread ID:
00571452
Message ID:
00573115
Vues:
27
>Yes, that was the answer.
>
>I forgot to mention that problems #1-4 have only one single solution.
>
>Although in a problem like "ABCD * 4 = DCBA" you can write a VFP program to test through all the possibilities, and it might even find the solution quickly, the fun part, for a human, is to apply logic, and eliminate some possibilities (e.g., in Annabel, A = 4 is too high, because it gives a four-digit result; A = 1 would give repeated digits; this only leaves 2 or 3 for the first digit).
>
>BTW, for those who have solved problem #2 (ABCD * 4 = DCBA), a similar problem with five digits should now be easy:
>
>
>Problem #5
>
>ABCDE
>*   4
>-----
>EDCBA
>
>
>
>Hilmar.

21978 * 4 = 87912
Len Speed
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