2020年5月18日
3A Least Cost Bracket Sequence —— 贪心
摘要： "题解" This is yet another problem on regular bracket sequences. A bracket sequence is called regular, if by inserting "+" and "1" into it we get a corr 阅读全文
posted @ 2020-05-18 18:15 Shawk 阅读(144) 评论(0) 推荐(0)