Open kemuniku opened 4 weeks ago
verify:https://judge.yosupo.jp/problem/cartesian_tree
解説記事 https://drken1215.hatenablog.com/entry/2023/10/19/025800
verify:https://judge.yosupo.jp/problem/cartesian_tree
解説記事 https://drken1215.hatenablog.com/entry/2023/10/19/025800