擅长:python、mysql、java
<p>在字符串中循环,跟踪最长的行程:</p>
<pre><code>a = "AAWJBDJSDJBJSQQAAASDNDKSDKJSDKSJDDJKJSKJAAAAASKJDSJDKJSDKJDAAAAAAAA"
longest = 0
cnt = 0
for c in a:
if c == 'A':
cnt += 1
else:
longest = max(longest, cnt)
cnt = 0
longest = max(longest, cnt)
print(longest)
</code></pre>