Live2D
摘要: \(\mathscr{Description}\) Private link. 给定 \(N,L,X,Y,K\),求选出 \(0\le a_1\le a_2\le\cdots a_{N-1}\le X<Y\le a_N\le L\),使得 \(\sum_{i=1}^{N-1}a_i>a_N\),且不 阅读全文
posted @ 2022-05-30 20:19 Rainybunny 阅读(66) 评论(0) 推荐(0) 编辑