摘要: Rikka with Graph Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description As we know, Rikka is poor at mat 阅读全文
posted @ 2017-08-09 00:58 Bangbangbanana 阅读(129) 评论(0) 推荐(0) 编辑