擅长:python、mysql、java
<p>使用字典会快得多,但我不知道是否足够:</p>
<pre><code>from collections import OrderedDict
indx = OrderedDict()
for e in matrix:
i = 0
while i < neighbours:
v = e[i]
if indx.get(v) is None:
indx[v] = True
break
i += 1
results = list(indx.keys())
</code></pre>