擅长:python、mysql、java
<pre><code>hello = "hello frrriend"
def replacing() -> str:
global hello
j = 0
for i in hello:
if j == 0:
pass
else:
if i == prev:
hello = hello.replace(i, "")
prev = i
prev = i
j += 1
return hello
replacing()
</code></pre>
<p>看起来有点原始,但我认为它是有效的,这就是我在旅途中想到的,希望它能有所帮助:D</p>