标签:mathbf 题面 题解 Describe Solution NOIP2022
\(\mathbf {NOIP2022}\)
\(\mathbf {plant}\)
\(\mathbf {Describe}\)
题面
\(\mathbf {Solution}\)
我们记 \(f(x,y)\) 表示从 \((x,y)\) 向右连续的 \(0\) 段的长度,\(up_x(x,y),up_y(x,y)\) 分别表示 \((x,y)\) 向下连续 \(0\) 段终点的行数和列数.
考虑以 \((x,y)\) 为左上的拐点记录 \(\texttt C\) 型图案,枚举 \((i,y)\) 为 \(\texttt C\) 的右下拐点,可以发现 \((x,y)\) 的贡献为
\(\mathbf {meow}\)
\(\mathbf {Describe}\)
题面
\(\mathbf {Solution}\)
\(\mathbf {barrack}\)
\(\mathbf {Describe}\)
题面
\(\mathbf {Solution}\)
\(\mathbf {match}\)
\(\mathbf {Describe}\)
题面
\(\mathbf {Solution}\)
标签:mathbf,
题面,
题解,
Describe,
Solution,
NOIP2022
From: https://www.cnblogs.com/JIEGEyyds/p/16993214.html