Live2D
摘要: $\mathcal Link. 给定非负整数序列 \(\{l_n\},\{r_n\},\{b_n\},X\),求最小的 \(s\),使得存在非负整数序列 \(\{a_n\},\{c_n\}\),满足 \(a_i\le X\),\(\sum_{i=1}^na_i=s\),\(c_i\in[l_i,r_ 阅读全文
posted @ 2021-01-15 21:07 Rainybunny 阅读(133) 评论(0) 推荐(0) 编辑