Countdown Tools

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