2018年4月26日
Codeforces Round #464 (Div. 2) ABCDE
摘要： A. Love Triangle A. Love Triangle As you could know there are no male planes nor female planes. However, each plane on Earth likes some other plane. T 阅读全文
posted @ 2018-04-26 22:25 starry_sky 阅读(284) 评论(0) 推荐(0) 编辑