擅长:python、mysql、java
<pre><code>s = 'acegibdh'
ans = []
subs = []
subs.append(s[0])
for x in range(len(s)-1):
if s[x] <= s[x+1]:
subs.append(s[x+1])
if s[x] > s[x+1]:
subs = ''.join(subs)
ans.append(subs)
subs = []
subs.append(s[x+1])
subs = ''.join(subs)
ans.append(subs)
print ans
</code></pre>
<p>我决定把你的代码改一下如果你有任何问题请告诉我</p>