填空如下函数,该函数求1!+3!+5!+....+n!
def demo(n): if n==_____(1)_______: print('n=1,s=1') else: aList=[] for i in range(1,n+1,2): s=1 for j in range(1,_____(2)_______): s*=j aList.append(_____(3)________) print('n={},s={}'.format(n,______(4)________)) n=eval(input()) demo(n)