摘要:
题目链接 BZOJ: "https://lydsy.com/JudgeOnline/problem.php?id=1483" . 洛谷: "https://www.luogu.org/problemnew/show/P3201" . Solution 直接上线段树合并就好了,~~反正数据水,64MB 阅读全文
摘要:
题目链接 BZOJ: "https://lydsy.com/JudgeOnline/problem.php?id=4541" . LOJ: "https://loj.ac/problem/2052" . 洛谷: "https://www.luogu.org/problemnew/show/P3249 阅读全文