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 Nine nine-digits results (Posted on 2010-12-16)
12*345=6789.....not true
9*1234=8765.....not true

Can you list 9 basic permutations of the 9 distinct non-zero digits ,and "*" & "=" signs that create true statements?

 See The Solution Submitted by Ady TZIDON No Rating

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 computer solution Comment 1 of 1
`   10   S\$="123456789":H\$=S\$   15   repeat   20    gosub *Permute(&S\$)   25         A=val(left(S\$,1)):B=val(mid(S\$,2,4)):C=val(right(S\$,4))   26         if A*B=C then print A,B,C   35         A=val(left(S\$,2)):B=val(mid(S\$,3,3))   36         if A*B=C then print A,B,C   90   until S\$=H\$  140   end`
`finds`
`multiplicands   product 12      483     5796 18      297     5346 27      198     5346 28      157     4396 39      186     7254 4       1738    6952 4       1963    7852 42      138     5796 48      159     7632`

 Posted by Charlie on 2010-12-16 17:32:56

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