2018年5月14日
Coprime Sequence（前后缀GCD）
摘要： Description Do you know what is called ``Coprime Sequence''? That is a sequence consists of $n$ positive integers, and the GCD (Greatest Common Diviso 阅读全文
posted @ 2018-05-14 17:53 王陸 阅读(301) 评论(0) 推荐(0)
Graph Theory
摘要： Description Little Q loves playing with different kinds of graphs very much. One day he thought about an interesting category of graphs called ``Cool 阅读全文
posted @ 2018-05-14 17:36 王陸 阅读(321) 评论(0) 推荐(0)