题目 OvO click here http://acm.hdu.edu.cn/showproblem.php?pid=6052 (2017 Multi-University Training Contest - Team 2 - 1008) 解 分开考虑每种颜色 pre[i][j]代表第j列最近一个i颜色的行数,ppre是次近 calcu(li,ji,x,y,clr)表示从col=li到col=ri,计算(x,y)点对mp[x][y]=clr颜色有贡献的矩形的个数(其实并不是,准确说是(n-i…
To my boyfriend Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1246 Accepted Submission(s): 556 Problem Description Dear LiaoI never forget the moment I met with you. You carefully asked me:…
题目链接 Problem Description Dear Liao I never forget the moment I met with you. You carefully asked me: "I have a very difficult problem. Can you teach me?". I replied with a smile, "of course". You replied:"Given a matrix, I randoml…
HDU 3081 Marriage Match II (网络流,最大流,二分,并查集) Description Presumably, you all have known the question of stable marriage match. A girl will choose a boy; it is similar as the game of playing house we used to play when we are kids. What a happy time as…
HDU 3081 Marriage Match II (二分图,并查集) Description Presumably, you all have known the question of stable marriage match. A girl will choose a boy; it is similar as the game of playing house we used to play when we are kids. What a happy time as so many…
Hints of sd0061 Time Limit: 5000/2500 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 2262 Accepted Submission(s): 673 Problem Description sd0061, the legend of Beihang University ACM-ICPC Team, retired last yea…
Marriage Match II Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4021 Accepted Submission(s): 1309 Problem Description Presumably, you all have known the question of stable marriage match. A…
Marriage Match III Time Limit: 10000/4000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1971 Accepted Submission(s): 583 Problem Description Presumably, you all have known the question of stable marriage match.…
Marriage Match II Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3558 Accepted Submission(s): 1158 Problem Description Presumably, you all have known the question of stable marriage match. A…
Marriage Match III Time Limit: 4000ms Memory Limit: 32768KB This problem will be judged on HDU. Original ID: 327764-bit integer IO format: %I64d Java class name: Main Presumably, you all have known the question of stable marriage match. A girl…
Saving HDU Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 7194 Accepted Submission(s): 3345 Problem Description 话说上回讲到海东集团面临内外交困,公司的元老也只剩下XHD夫妇二人了.显然,作为多年拼搏的商人,XHD不会坐以待毙的. 一天,当他正在苦思冥想解困良策的…
http://acm.hdu.edu.cn/showproblem.php?pid=3037 Lucas定理模板. 现在才写,noip滚粗前兆QAQ #include<cstdio> #include<cstring> #include<algorithm> using namespace std; typedef long long ll; int jc[100003]; int p; int ipow(int x, int b) { ll t = 1, w = x;…
Special equations Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Submit Status Practice HDU 4569 Description Let f(x) = a nx n +...+ a 1x +a 0, in which a i (0 <= i <= n) are all known integers. We call f(x) 0 (mod…
The kth great number Time Limit:1000MS Memory Limit:65768KB 64bit IO Format:%I64d & %I64u Submit Status Practice HDU 4006 Description Xiao Ming and Xiao Bao are playing a simple Numbers game. In a round Xiao Ming can choose to write down a nu…
How many integers can you find Time Limit:5000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Submit Status Practice HDU 1796 Description Now you get a number N, and a M-integers set, you should find out how many integers which are sm…
hdu5901题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5901 code vs 3223题目链接:http://codevs.cn/problem/3223/ 思路:主要是用了一个Meisell-Lehmer算法模板,复杂度O(n^(2/3)).讲道理,我不是很懂(瞎说什么大实话....),下面输出请自己改 #include<bits/stdc++.h> using namespace std; typedef long long LL;…