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- ## Copyright (C) 1996 John W. Eaton
- ##
- ## This file is part of Octave.
- ##
- ## Octave is free software; you can redistribute it and/or modify it
- ## under the terms of the GNU General Public License as published by
- ## the Free Software Foundation; either version 2, or (at your option)
- ## any later version.
- ##
- ## Octave is distributed in the hope that it will be useful, but
- ## WITHOUT ANY WARRANTY; without even the implied warranty of
- ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- ## General Public License for more details.
- ##
- ## You should have received a copy of the GNU General Public License
- ## along with Octave; see the file COPYING. If not, write to the Free
- ## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- ## 02111-1307, USA.
-
- ## usage: texas_lotto
- ##
- ## Pick 6 unique numbers between 1 and 50 that are guaranteed to win
- ## the Texas Lotto.
- ##
- ## See also: rand
-
- ## Author: jwe
-
- function picks = texas_lotto ()
-
- if (nargin != 0)
- warning ("win_texas_lotto: ignoring extra arguments");
- endif
-
- picks = zeros (1,6);
- picks (1) = round (50-49*(1-rand));
- n = 2;
- while (n < 7)
- tmp = round (50-49*(1-rand));
- equal = 0;
- for i = 1:n
- if (tmp == picks (i))
- equal = 1;
- break;
- endif
- endfor
- if (! equal)
- picks (n) = tmp;
- n++;
- endif
- endwhile
-
- picks = sort (picks);
-
- endfunction
-