Subway Time Limit: 7000/3500 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 860    Accepted Submission(s): 126Special Judge Problem Description jiefangxuanyan and yiyi cat are universally acknowledged model couple…

Description X is fighting beasts in the forest, in order to have a better chance to survive he's gonna buy upgrades for his weapon. Weapon upgrade shops are available along the forest, there are n shops, where the ith of them provides an upgrade with…

2016 Al-Baath University Training Camp Contest-1 A题:http://codeforces.com/gym/101028/problem/A 题意:比赛初始值是1500,变化了几次,得到的正确结果和bug后的是否相等.(Tourist大佬好 Y(^o^)Y) #include <bits/stdc++.h> using namespace std; int main() { int t; cin>>t; while(t--) { in…

Description ACM-SCPC-2017 is approaching every university is trying to do its best in order to be the Champion, there are n universities, the ith of them has exactly ai contestants. No one knows what is the official number of contestants in each team…

链接:http://codeforces.com/gym/101116 题意:给出n个点,要求一个矩形框将(n/2)+1个点框住,要面积最小 解法:先根据x轴选出i->j之间的点,中间的点(包括两边)按照y排序,固定一边X=(xj-xi),Y就枚举点两端的Y坐标,细节是注意要取(n/2)+1个点 事实上这样取里面一定符合要求 #include <iostream> #include <cstdio> #include <algorithm> #include &l…

Description Zaid has two words, a of length between 4 and 1000 and b of length 4 exactly. The word a is 'good' if it has a substring which is equal tob. However, a is 'almost good' if by inserting a single letter inside of it, it would become 'good'.…

Description Tourist likes competitive programming and he has his own Codeforces account. He participated in lots of Codeforces Rounds, solved so many problems and became "Legendary Grand Master" (the highest rank on Codeforces). One day, he logg…

比赛链接:http://codeforces.com/gym/101028/ 由于实习,几乎没有时间刷题了.今天下午得空,断断续续做了这一套题,挺简单的. A.读完题就能出结果. /* ━━━━━┒ギリギリ♂ eye! ┓┏┓┏┓┃キリキリ♂ mind! ┛┗┛┗┛┃＼○/ ┓┏┓┏┓┃ / ┛┗┛┗┛┃ノ) ┓┏┓┏┓┃ ┛┗┛┗┛┃ ┓┏┓┏┓┃ ┛┗┛┗┛┃ ┓┏┓┏┓┃ ┛┗┛┗┛┃ ┓┏┓┏┓┃ ┃┃┃┃┃┃ ┻┻┻┻┻┻ */ #include <algorithm> #inclu…

题目链接: pid=4870">http://acm.hdu.edu.cn/showproblem.php?pid=4870 题目大意: 题意:一个人注冊两个账号,初始rating都是0,他每次拿低分的那个号去打比赛,赢了加50分,输了扣100分,胜率为p,他会打到直到一个号有1000分为止,问比赛场次的期望. 解题思路: 用E(x.y)表示到(1000, 950)这个状态须要多少场.由于(1000,X) X != 950 这样的情况是不可能发生的.最后E(0,0)就是答案. E(x1,…

Description It is raining again! Youssef really forgot that there is a chance of rain in March, so he didn't fix the roof of his house. Youssef's roof is 1-D, and it contains n holes that make the water flow into the house, the position of hole i is…