擅长:python、mysql、java
<p>我不太确定我是否了解你,但也许你在寻找类似的东西</p>
<pre><code>from itertools import product
def lincombs(s):
terms, ffs = zip(*s)
factors = product(*(range(f+1) for f in ffs))
outs = (sum(v*f for v,f in zip(terms, ff)) for ff in factors if any(ff))
return outs
</code></pre>
<p>这给了</p>
^{pr2}$