摘要: [ABC311G] One More Grid Task 题目信息 题面翻译 给你一个 \(n\times m\) 的矩阵 \(a\),求: \[\max_{1\leq l_1\leq r_1\leq n,1\leq l_2\leq r_2\leq m} (\sum_{l_1\leq i\leq r 阅读全文
posted @ 2024-06-11 11:42 GuTongXing 阅读(28) 评论(0) 推荐(0)