擅长:python、mysql、java
<p>我想你在找<code>in</code>关键字。分解如下:</p>
<blockquote>
<p>(for example "sara") and check with list A to see if this name exists in the list or not. If this name exists then print "yes"</p>
</blockquote>
<pre><code>if "sara" in B:
print("yes")
</code></pre>
<blockquote>
<p>I want to check all the members in list B with list A.</p>
</blockquote>
<pre><code>for b in B:
if b in A:
print("yes")
</code></pre>