擅长:python、mysql、java
<p>将单词转换为字母列表并返回更容易:</p>
<pre><code>a=input('Enter word: ')
l=[]
for i in a:
if i in 'aeiou':
l.append(i)
letters = list(a)
for i in range(len(letters)):
if letters[i] in 'aeiou':
letters[i] = l.pop(-1)
print(''.join(letters))
</code></pre>