擅长:python、mysql、java
<p>您忘记了退货声明:</p>
<pre><code>def super_digit(n):
sup_Digit = 0
intArray = [int(i) for i in str(n)]
for i in range(len(intArray)):
sup_Digit += intArray[i]
if sup_Digit and sup_Digit < 10:
return int(sup_Digit)
else:
return super_digit(sup_Digit)
</code></pre>