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2 pandigital equations (Posted on 2014-09-05) Difficulty: 3 of 5

1. A/B=3
2. C/D=9


In both problems ( 1. and 2.) the union of the digits of numbers A & B (or C & D) is the full set of 9 non-zero decimal digits.

List all existing solutions.

No Solution Yet Submitted by Ady TZIDON    
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Solution computer solution Comment 4 of 4 |
DefDbl A-Z
Dim crlf$

Private Sub Form_Load()
 ChDir "C:\Program Files (x86)\DevStudio\VB\projects\flooble"
 Text1.Text = ""
 crlf$ = Chr(13) + Chr(10)
 Form1.Visible = True
 DoEvents
 
 s$ = "123456789": h$ = s$
 Do
  a = Val(Left(s$, 5)): b = Val(Right(s$, 4))
  'If a / b = Int(a / b) Then Text1.Text = Text1.Text & Str(a) & Str(b) & Str(a / b) & crlf
  If a / b = 3 Then Text1.Text = Text1.Text & Str(a) & Str(b) & Str(3) & crlf
  If a / b = 9 Then Text1.Text = Text1.Text & Str(a) & Str(b) & Str(9) & crlf
  permute s$
 Loop Until s$ = h$
 

 Text1.Text = Text1.Text & crlf & " done"
End Sub

finds

 17469/5823=3
 17496/5832=3
 57429/6381=9
 58239/6471=9
 75249/8361=9


  Posted by Charlie on 2014-09-05 18:14:59
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