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- # Copyright (C) 1993, 1994, 1995 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, 675 Mass Ave, Cambridge, MA 02139, USA.
-
- function picks = texas_lotto ()
-
- # usage: texas_lotto
- #
- # Pick 6 unique numbers between 1 and 50 that are guaranteed to win
- # the Texas Lotto.
- #
- # See also: rand
-
- 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
-