链接 最大的位或 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 3589 Accepted Submission(s): 1369 Problem Description B君和G君聊天的时候想到了如下的问题. 给定自然数l和r ,选取2个整数x,y满足l <= x <= y <= r ,使得x|y最大. 其中|表示按位或,即C.…
最大的位或 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description B君和G君聊天的时候想到了如下的问题.给定自然数l和r ,选取2个整数x,y满足l <= x <= y <= r ,使得x|y最大.其中|表示按位或,即C. C++. Java中的|运算. Input 包含至多10001组测试数据.第一行有一个正整数,表示数据的组数.…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5969 最大的位或 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 1801 Accepted Submission(s): 678 Problem Description B君和G君聊天的时候想到了如下的问题. 给定自然数l和r ,选…
Problem Description B君和G君聊天的时候想到了如下的问题.给定自然数l和r ,选取2个整数x,y满足l <= x <= y <= r ,使得x|y最大.其中|表示按位或,即C. C++. Java中的|运算. Input 包含至多10001组测试数据.第一行有一个正整数,表示数据的组数.接下来每一行表示一组数据,包含两个整数l,r.保证 0 <= l <= r <= 1018. Output 对于每组数据输出一行,表示最大的位或. 题目是中文…
最大的位或 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 655 Accepted Submission(s): 293 Problem Description B君和G君聊天的时候想到了如下的问题.给定自然数l和r ,选取2个整数x,y满足l <= x <= y <= r ,使得x|y最大.其中|表示按位或,即C. C+…
2018-2019 ACM-ICPC, Asia Xuzhou Regional Contest- H. Rikka with A Long Colour Palette -思维+贪心 [Problem Description] 有\(k\)种颜色,给你\(n\)个区间段,选择一种合适的方案给每个区间段染色,使得最终染色次数等于\(k\)次的长度和最大. [Solution] 将左右端点放在一起排序,但是标记出它是左端点,还是右端点,并且记录每个端点属于第几个区间,排序后,对于每个左端点,从未使…
HDU 6187 Destroy Walls (思维,最大生成树) Destroy Walls *Time Limit: 8000/4000 MS (Java/Others) Memory Limit: 132768/132768 K (Java/Others) Total Submission(s): 1784 Accepted Submission(s): 692 * Problem Description Long times ago, there are beautiful histor…
The link to problem:Problem - D - Codeforces D. Range and Partition time limit per test: 2 seconds memory limit per test: 256 megabytes input: standard input output: standard output Given an array a of n integers, find a range of values [x,y] (x≤y…
Divide the Sequence 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5783 Description Alice has a sequence A, She wants to split A into as much as possible continuous subsequences, satisfying that for each subsequence, every its prefix sum is not smal…
HDU 4974 A simple water problem pid=4974" target="_blank" style="">题目链接 签到题,非常easy贪心得到答案是(sum + 1) / 2和ai最大值的最大值 代码: #include <cstdio> #include <cstring> #include <algorithm> using namespace std; const int N =…
今年暑假不AC Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 55813 Accepted Submission(s): 30009 Problem Description “今年暑假不AC?” “是的.” “那你干什么呢?” “看世界杯呀,笨蛋!” “@#$%^&*%...”确实如此,世界杯来了,球迷的节日也来了,估计很多AC…
链接: http://acm.hdu.edu.cn/showproblem.php?pid=1257 http://acm.hust.edu.cn/vjudge/contest/view.action?cid=28195#problem/D 最少拦截系统 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12863 Accepted…