擅长:python、mysql、java
<p>我想说最具python风格的方法是记录<code>i</code>和{<cd2>},而不是{<cd3>},因为元组<code>(i,j)</code>比<code>count</code>有更多的意义-你可以从<code>(i,j)</code>计算计数!在</p>
<pre><code>for i, item in enumerate(items):
for j, anotheritem in enumerate(anotheritems):
where_i_am = (i,j)
# count = i*len(anotheritems) + j + 1
total_iterations = len(items) * len(anotheritems) # equivalently (i+1) * (j+1)
</code></pre>