擅长:python、mysql、java
<p>不需要第三个循环。代码应该是这样的:</p>
<pre><code>teams = [
[("Mustapha", 12), ("Olivier", 13), ("Jean-Paul", 10), ("Loic", 11)],
[("Georges", 12), ("Sandrine", 14), ("Alain", 13)],
[("Jean-Francois", 13), ("Armelle", 10)],
]
def age(teams):
for team in teams:
for member in team:
print(member[1])
age(teams)
</code></pre>