擅长:python、mysql、java
<p>请检查代码。你知道吗</p>
<pre><code>s = 'azcbobobegghakl'
bob = 0
for i in range(len(s)):
print(s[i: i+3])
if s[i: i+3] == "bob":
bob += 1
print("Number of times bob occurs is: ", bob)
</code></pre>
<p>输出是</p>
<pre><code>azc
zcb
cbo
bob
obo
bob
obe
beg
egg
ggh
gha
hak
akl
kl
l
Number of times bob occurs is: 2
</code></pre>