2019年7月11日
poj 3687 Labeling Balls
摘要： Description Windy has N balls of distinct weights from 1 unit to N units. Now he tries to label them with 1 to N in such a way that: No two balls shar 阅读全文
posted @ 2019-07-11 21:08 hbhdhd 阅读(104) 评论(0) 推荐(0)