擅长:python、mysql、java
<p>输入:</p>
<ul>
<li>在一个循环中,向用户询问一个单词,如果没有,请停止</li>
<li>如果是一个单词,请将其保存在<code>sentence</code>中,并将其第一个字母保存在<code>acrostic</code>(<code>word[0]</code>而不是<code>sentence[0]</code>)</li>
</ul>
<p>对于输出:</p>
<ul>
<li>对于句子,用空格连接单词:<code>" ".join(sentence)</code></li>
<li>对于首字母缩略词,将字母连在一起,不带任何内容:<code>"".join(acrostic)</code></li>
</ul>
<pre><code>sentence = []
acrostic = []
while True:
word = input('Please enter a word, or enter to stop : ')
if not word:
break
sentence.append(word)
acrostic.append(word[0].upper())
print(" ".join(sentence))
print("-- {}".format("".join(acrostic)))
</code></pre>
<p>给予</p>
<pre><code>Please enter a word, or " to stop : A
Please enter a word, or " to stop : cross
Please enter a word, or " to stop : tick
Please enter a word, or " to stop : is
Please enter a word, or " to stop : very
Please enter a word, or " to stop : evil
Please enter a word, or " to stop :
A cross tick is very evil
-- ACTIVE
</code></pre>