擅长:python、mysql、java
<p>你不需要循环两次</p>
<p>此外,条件语句无效,应为:</p>
<pre><code>outputs=["Weekday Playdate: " + weekdays if weekdays not in ["Friday", "Saturday", "Sunday"] else "Weekend Playdate: " + weekdays for weekdays in daysWithPlaydate]
</code></pre>
<p>我还使用了<code>in</code>关键字来进一步简化条件语句</p>
<p>要解决输出格式问题,可以使用<code>join()</code>方法将输出打印为:</p>
<pre><code>print(', '.join(outputs))
</code></pre>
<p>输出:</p>
<pre><code>Weekday Playdate: Monday, Weekend Playdate: Saturday, Weekend Playdate: Sunday
</code></pre>