擅长:python、mysql、java
<p>您可以使用<a href="https://docs.python.org/3.7/library/stdtypes.html#set-types-set-frozenset" rel="noreferrer">sets</a>来查看差异:</p>
<pre><code>a = [1, 2, 3, 4, 5]
b = [2, 4, 6]
a = set(a)
b = set(b)
for i in a.difference(b):
print(i)
# even supports the arithmetic syntax :D
for i in a - b:
print(i)
</code></pre>