擅长:python、mysql、java
<p>使用字典和列表理解:</p>
<pre><code>>>> game = [['X', 'O', 'O'], ['', '', 'O'], ['', '', '']]
>>> d = {'X': '1', 'O': '2', '': '0'}
>>> [[d[x] for x in row] for row in game]
[['1', '2', '2'], ['0', '0', '2'], ['0', '0', '0']]
</code></pre>