目录 @description@ @solution@ @accepted code@ @details@ @description@ 给定由若干长度 <= N 的 01 字符串组成的集合 S.请找到长度最长的串 t(如果有多个选字典序最小的),使得存在 >= K 个 S 中的字符串,使得 t 是这些字符串的子序列. 原题题面. @solution@ 先看看怎么检验串 t 是否为某个串 s 的子序列:从前往后匹配,贪心地找最前面一个能够匹配上的. 注意到匹配的过程可以建图:每个种类的串 s 建…
http://acm.hdu.edu.cn/showproblem.php?pid=4976 2014 Multi-University Training Contest 10 1006 A simple greedy problem. Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 20 Accepted Submission(s…
A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4331 Accepted Submission(s): 2603 Problem Description Lele now is thinking about a simple function f(x).If x < 10 f(x) =…
Another Longest Increasing Subsequence Problem Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hust.edu.cn/vjudge/problem/visitOriginUrl.action?id=19929 Description Given a sequence of N pairs of integers, find the length of the longest incre…
P2071 -- A Simple Math Problem IX 时间限制:1000MS 内存限制:262144KB 状态:Accepted 标签: 数学问题-博弈论 无 无 Description 给定a,b,n,保证a≥2,b≥1,a^b≤n.两个人在玩游戏,每个人每次可以把a加1,或者把b加1,但是不能违反a^b<=n,无法再进行操作的人就输掉了这一场游戏. 假设两个人都足够聪明,按照最优策略进行游戏,问先手是否有必胜策略. Input Format 第…
A Simple Tree Problem Time Limit: 3 Seconds Memory Limit: 65536 KB Given a rooted tree, each node has a boolean (0 or 1) labeled on it. Initially, all the labels are 0. We define this kind of operation: given a subtree, negate all its labels. An…
A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2441 Accepted Submission(s): 1415 Problem Description Lele now is thinking about a simple function f(x). If x < 10 f(x) =…
A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2791 Accepted Submission(s): 1659 Problem Description Lele now is thinking about a simple function f(x). If x < 10 f(x) =…
http://acm.hdu.edu.cn/showproblem.php?pid=4974 话说是签到题,我也不懂什么是签到题. A simple water problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 196 Accepted Submission(s): 124 Problem Description Dr…
A simple probability problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 43 Accepted Submission(s): 14 Problem Description Equally-spaced parallel lines lie on an infinite plane. The sep…
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 =…
A simple water problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 173 Accepted Submission(s): 112 Problem Description Dragon is watching competitions on TV. Every competition is held be…
A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 155 Accepted Submission(s): 110 Problem Description Lele now is thinking about a simple function f(x). If x < 10 f(x) = x.If…
A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1697 Accepted Submission(s): 959 Problem Description Lele now is thinking about a simple function f(x). If x < 10 f(x) =…
A simple greedy problem. Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 476 Accepted Submission(s): 193 Problem Description Victor and Dragon are playing DotA. Bored of normal games, Victor…
A Simple Math Problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1645 Accepted Submission(s): 468 Problem Description Given two positive integers a and b,find suitable X and Y to meet th…
A Simple Tree Problem Time Limit: 3000ms Memory Limit: 65536KB This problem will be judged on ZJU. Original ID: 368664-bit integer IO format: %lld Java class name: Main Prev Submit Status Statistics Discuss Next Type: None None Graph Theory 2-…
任意门:http://acm.hdu.edu.cn/showproblem.php?pid=1757 A Simple Math Problem Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6621 Accepted Submission(s): 4071 Problem Description Lele now is thin…
A - Simple String Problem Time Limit:10000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Practice POJ 2236 Description An earthquake takes place in Southeast Asia. The ACM (Asia Cooperated Medical team) have set up a wireless network wi…