function?generator（xD0）????%x為完整數獨圖，D0為難度

t1=1;????????????????
i0=ceil（rand（1）*9）;
j0=ceil（rand（1）*9）;
x（i0j0）=0;
x_completedseed=x;?????????????
a=0;b=0;c=0;d=0;
z=0;
s1=0;
n0=0;
while?~isempty（find（x==0））
x_seed1=x;
i1=ceil（rand（1）*9）;
j1=ceil（rand（1）*9）;
if?x（i1j1）~=0
x（i1j1）=0;
n0=n0+1;
end
x_seed=x;
sudoku1;
if?isempty（find（x==0））
????if?D>D0
????????x_seed
????????if?D>4
?????????????D=4
???????????end
????????a
????????b
????????c
????????d
????????difficulty=floor（D）
??????????break
????end
????x=x_seed;
end

if?t1==0?????????????%解決不了，x返回原數獨表
???????x????????????????????????%‘Sorryit?is?too?hard‘
???????x=x_completedseed;????????????????????
?????t1=1;
????n0
end
end

?屬性????????????大小?????日期????時間???名稱
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?????文件????????755??2010-06-19?21:19??sudoku\generator.m

?????文件???????1253??2010-06-16?19:51??sudoku\hidden_single.m

?????文件???????4094??2010-06-16?20:00??sudoku\locked_candidate.m

?????文件???????4112??2010-06-16?19:53??sudoku\Naked_pair.m

?????文件????????166??2010-06-16?19:51??sudoku\naked_single.m

?????文件????????587??2010-06-14?09:46??sudoku\ssg.m

?????文件????????537??2010-06-19?21:21??sudoku\sudoku.m

?????文件????????565??2010-06-19?21:19??sudoku\sudoku1.m

?????文件??????19968??2010-06-19?21:22??sudoku\實驗puzzle.xls

?????目錄??????????0??2010-06-19?21:23??sudoku

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????????????????32037????????????????????10