擅长:python、mysql、java
<p>您可以在<code>s</code>上使用<code>numpy.minimum.accumulate</code>反转,然后从<code>s</code>中减去它:</p>
<pre><code>import numpy as np
s - np.minimum.accumulate(s[::-1])[::-1]
#0 30
#1 40
#2 50
#3 80
#4 40
#5 20
#6 10
#7 0
#8 0
#9 0
#dtype: int64
</code></pre>