2015年12月8日
CodeForces - 508D Tanya and Password（欧拉通路）
摘要： DescriptionWhile dad was at work, a little girl Tanya decided to play with dad's password to his secret database. Dad's password is a string consistin... 阅读全文
posted @ 2015-12-08 16:20 UniqueColor 阅读(416) 评论(0) 推荐(0)