擅长:python、mysql、java
<p>好吧,我已经完成了困难的部分,希望你能完成它:</p>
<pre><code>tmp = []
def recal(_list):
n = []
if '-' in _list:
for i in 0,1:
t = _list[:]
t[t.index('-')] = i
n.append(recall(t))
else:
tmp.append(l)
return l
recall(['-','-','0','1'])
for l in tmp:
print int(''.join(l),2)
</code></pre>