weixin_44934920的博客

List=list(range(1,101)) for n in range(100): if n%2==0: List[n]+=1 #偶数位的奇数+1 if n%2!=0: List[n]-=1 #奇数位的偶数-1 print(List,end=' ') #让列表的元素以行的形式成行输出 [2, 1, 4, 3, 6, 5, 8, 7, 10, 9, 12, 11, 14, 13, 16, 15, 18, 17, 20, 19, 22, 21, 24, 23, 26, 25,