擅长:python、mysql、java
<p>您可以使用<a href="https://docs.python.org/3/library/itertools.html#itertools.groupby" rel="nofollow noreferrer">^{<cd1>}</a>:</p>
<pre><code>from itertools import groupby
ip = "wwwwaaadexxxxxx"
op = "".join(f"{k}{len(list(g))}" for k, g in groupby(ip))
# 'w4a3d1e1x6'
</code></pre>