2017年8月7日
A - Marjar Cola
摘要： Marjar Cola is on sale now! In order to attract more customers, Edward, the boss of Marjar Company, de... 阅读全文
posted @ 2017-08-07 17:41 让你一生残梦 阅读(380) 评论(0) 推荐(0)
C - How Many Nines
摘要： If we represent a date in the format YYYY-MM-DD (for example, 2017-04-09), do you know how many 9s wil... 阅读全文
posted @ 2017-08-07 17:35 让你一生残梦 阅读(276) 评论(0) 推荐(0)