Billboard Time Limit: 20000/8000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 15719 Accepted Submission(s): 6629 Problem Description At the entrance to the university, there is a huge rectangular billboard of…
题意 : 有一块 h * w 的公告板,现在往上面贴 n 张长恒为 1 宽为 wi 的公告,每次贴的地方都是尽量靠左靠上,问你每一张公告将被贴在1~h的哪一行?按照输入顺序给出. 分析 : 这道题说明了每一次贴都尽量选择靠上靠左的位置,那既然这样,我们以1~h建立线段树,给每一个叶子节点赋值初值 w 表示当前行最大能够容纳宽度为 w 的公告纸,那么对于某一输入 wi 只要在线段树的尽量靠左的区间找出能够容纳这张公告的位置(即叶子节点)然后减去 wi 即可,需要对query()函数进行一点改造,将…
Billboard Time Limit: 1 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=2795 Description At the entrance to the university, there is a huge rectangular billboard of size h*w (h is its height and w is its width). The board is…
题目传送门:http://acm.hdu.edu.cn/showproblem.php?pid=1754 I Hate It Time Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 102825 Accepted Submission(s): 38669 Problem Description 很多学校流行一种比较的习惯.老师们很喜欢询问,…
I Hate It Time Limit: 9000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 52417 Accepted Submission(s): 20598 Problem Description 很多学校流行一种比较的习惯.老师们很喜欢询问,从某某到某某当中,分数最高的是多少. 这让很多学生很反感.不管你喜不喜欢,现在需要你做的是,就是按照老师的…
题目链接 Description During the War of Resistance Against Japan, tunnel warfare was carried out extensively in the vast areas of north China Plain. Generally speaking, villages connected by tunnels lay in a line. Except the two at the ends, every village…
这个也是线段树的经验问题,待修改的,动态询问区间的最大值,只需要每次更新的时候,去把利用子节点的信息进行修改即可以. 注意更新的时候区间的选择,需要对区间进行二分. #include<iostream> #include<stdio.h> #include<string.h> #include<algorithm> using namespace std; ; int b[maxx]; struct node{ int l; int r; int mid;…
RMQ with Shifts 时间限制:1000 ms | 内存限制:65535 KB 难度:3 描述 In the traditional RMQ (Range Minimum Query) problem, we have a static array A. Then for each query (L, R) (L<=R), we report the minimum value among A[L], A[L+1], …, A[R]. Note that the ind…
