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1 # Copyright (C) 1993 John W. Eaton |
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2 # |
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3 # This file is part of Octave. |
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4 # |
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5 # Octave is free software; you can redistribute it and/or modify it |
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6 # under the terms of the GNU General Public License as published by the |
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7 # Free Software Foundation; either version 2, or (at your option) any |
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8 # later version. |
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9 # |
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10 # Octave is distributed in the hope that it will be useful, but WITHOUT |
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11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 # for more details. |
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14 # |
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15 # You should have received a copy of the GNU General Public License |
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16 # along with Octave; see the file COPYING. If not, write to the Free |
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17 # Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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18 |
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4
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19 function picks = texas_lotto () |
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20 |
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21 # usage: texas_lotto |
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22 # |
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23 # Pick 6 unique numbers between 1 and 50 that are guaranteed to win |
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24 # the Texas Lotto. |
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25 # |
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26 # See also: rand |
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27 |
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28 if (nargin != 0) |
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29 disp ("win_texas_lotto: ignoring extra arguments"); |
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30 endif |
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31 |
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32 picks = zeros (1,6); |
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33 picks (1) = round (50-49*(1-rand)); |
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34 n = 2; |
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35 while (n < 7) |
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36 tmp = round (50-49*(1-rand)); |
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37 equal = 0; |
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38 for i = 1:n |
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39 if (tmp == picks (i)) |
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40 equal = 1; |
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41 break; |
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42 endif |
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43 endfor |
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44 if (! equal) |
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45 picks (n) = tmp; |
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46 n++; |
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47 endif |
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48 endwhile |
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49 |
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50 picks = sort (picks); |
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51 |
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52 endfunction |
