文章
4
粉丝
169
获赞
3
访问
34.4k
a,b=map(int,input().split()) count = 0 for i in range(a, b+1): count+=str(i).count('2') print(count)
The road of your choice, you have to go on !
粤ICP备16082171号-1
登录后发布评论
暂无评论，来抢沙发