寻找两个有序数组的中位数

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

def func(num1,num2):     ret=0     result=[]     result.extend(num1)     result.extend(num2)     result.sort()     if len(result)%2==0:         index=int(len(result)/2)         ret=(result[index-1]+result[index])/2     else:         index=int(len(result)/2)         ret=result[index]     return ret   ret=func([1,2],[3,4]) print(ret)