擅长:python、mysql、java
<p>如果删除“离开”键,则可以执行以下操作:</p>
<pre><code>s = {6: 'Daly City', 12: 'Daly City', 19: 'Daly City',
16: 'SF Airport', 28: 'Millbrae', 10: 'SF Airport', 22: 'SF Airport'}
for k in sorted(s):
print(k, s[k])
</code></pre>
<p>哪些产出:</p>
<pre><code>6 Daly City
10 SF Airport
12 Daly City
16 SF Airport
19 Daly City
22 SF Airport
28 Millbrae
</code></pre>
<p>我不知道这是不是你想要的</p>