摘要: 链接:https://codeforces.com/problemset/problem/1840/D 洛谷链接:https://www.luogu.com.cn/problem/CF1840D 思路: 这个题目之前好像碰到过类似的,感觉就是对长度二分,然后遍历,注意有个坑的点在于应该是2*len因 阅读全文
posted @ 2024-05-06 20:45 WHUStar 阅读(18) 评论(0) 推荐(0)