擅长:python、mysql、java
<p>在Python3.2+上,可以使用<a href="http://docs.python.org/3.2/library/itertools.html#itertools.accumulate" rel="nofollow">^{<cd1>}</a>:</p>
<pre><code>>>> from itertools import accumulate
>>> list(accumulate(range(10)))
[0, 1, 3, 6, 10, 15, 21, 28, 36, 45]
</code></pre>