2017年12月6日
C - The Intriguing Obsession /* Codeforces Round #439 */ (dp )
摘要： — This is not playing but duty as allies of justice, Nii-chan! — Not allies but justice itself, Onii-chan! With hands joined, go everywhere at a speed 阅读全文
posted @ 2017-12-06 15:59 小可爱的小可爱 阅读(158) 评论(0) 推荐(0) 编辑