2019年12月11日
poj2228 Naptime (环形DP)
摘要： Goneril is a very sleep-deprived cow. Her day is partitioned into N (3 <= N <= 3,830) equal time periods but she can spend only B (2 <= B < N) not nec 阅读全文
posted @ 2019-12-11 20:37 陈墨cacm 阅读(201) 评论(0) 推荐(0) 编辑