2018年5月27日
poj3696
摘要： 4794: The Luckiest Number Description Chinese people think of '8' as the lucky digit. Bob also likes digit '8'. Moreover, Bob has his own lucky number 阅读全文
posted @ 2018-05-27 11:55 lmjer 阅读(144) 评论(0) 推荐(0) 编辑