2017年10月18日
1026. Table Tennis (30)
摘要： A table tennis club has N tables available to the public. The tables are numbered from 1 to N. For any pair of players, if there are some tables open 阅读全文
posted @ 2017-10-18 13:34 gaoren 阅读(295) 评论(0) 推荐(0) 编辑