擅长:python、mysql、java
<pre><code>dataDic = {}
for data in open('1.txt').readlines():
id, a, b ,num = data.split(" ")
if not dataDic.has_key(id):
dataDic[id] = [a, b, int(num)]
else:
if int(num) >= dataDic[id][-1]:
dataDic[id] = [a, b, int(num)]
print dataDic
</code></pre>
<p>我想,也许这个结果就是你想要的。你知道吗</p>