Countdown Tools

Tools to find all the solutions to the countdown letters and numbers games.

Description

Tools to find all the solutions to the countdown letters and numbers games.

The letters game includes a large public domain dictionary from the Moby project.
See http://www.dcs.shef.ac.uk/research/ilash/Moby/

Here is an example of the use of each.

lettersgame('plainersz')
 Found 139 x 4 letters
 Found 146 x 5 letters
 Found 62 x 6 letters
 Found 14 x 7 letters
plainer
praline
alpines
spaniel
splenia
aliners
nailers
renails
paniers
rapines
planers
replans
panzers
pilsner
 Found 1 x 8 letters
pralines
 Found 0 x 9 letters
ans =
     [] [] [] [139x4 char] [146x5 char] [62x6 char] [14x7 char] 'pralines' ''

>> [e,a]=numbersgame(929,[3 7 75 8 6 1])
e =
    '(((7+3)x8+75)x6-1)'
    '(((75-3)x(7+6)+1)-8)'
    '(((75-3)x(7+6)-8)+1)'
    '((75-3)x((8+6)-1)-7)'
    '((75-3)x((8-1)+6)-7)'
    '((75-3)x(7+6)-(8-1))'
    '((75-3)x(8+(6-1))-7)'
a =
   929

• MATLAB release: MATLAB 7 (R14)