依次枚举每个不能走过的点,DP递推下一步情况,求出所有其他点的概率之和即为这个点不会被走过的概率。#include <iostream>#include <cstdio>#include <
https://www.u72.net/daima/41af.html - 2024-07-22 10:42:19 - 代码库思路:并查集的应用。实现: 1 #include <iostream> 2 #include <cstdio> 3 using namespace std; 4 5 bool a[1005][1005]; 6 int n, x, y; 7
https://www.u72.net/daima/78eb.html - 2024-09-10 20:44:08 - 代码库思路:状态压缩 + dp。实现: 1 #include <iostream> 2 #include <cstdio> 3 #include <cstring> 4 #include <algorithm> 5 using namespace std;
https://www.u72.net/daima/78es.html - 2024-09-10 20:44:38 - 代码库ZOJ 3813 Alternating Sum题目链接赛后补题中,这题真心恶心爆了先推下公式,发现是隔一个位置,长度从最长每次减2,这样累加起来的和,然后就可以利用线段树维
https://www.u72.net/daima/4nk2.html - 2024-07-21 21:07:58 - 代码库ZOJ 3817 Chinese Knot题目链接思路:万万没想到这题直接hash&#43;暴力剪枝就可以了,把4个串正逆都hash出来,然后每次枚举起点去dfs记录下路径即可,剪枝为如
https://www.u72.net/daima/4d5x.html - 2024-07-22 01:13:38 - 代码库博客原文地址:http://blog.csdn.net/xuechelingxiao/article/details/39494433Building题目大意:有一排建筑物坐落在一条直线上,每个建筑物都有一定的
https://www.u72.net/daima/6nn4.html - 2024-07-23 22:36:08 - 代码库CloneTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 291 Accepted Submission(s):
https://www.u72.net/daima/42zf.html - 2024-07-22 11:42:18 - 代码库Rotate Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 6553
https://www.u72.net/daima/42sa.html - 2024-07-22 11:57:13 - 代码库题意略。思路:简单的四方向BFS,用map记录去重。总结:WA了一发因为骰子面的变换写错了一个地方。要细心。AC代码(Exe.Time: 31ms): 1 #include <iostream> 2
https://www.u72.net/daima/47e5.html - 2024-07-22 16:59:20 - 代码库TEX is a typesetting language developed by Donald Knuth. It takes source text together with a few typesetting instructions and produces, o
https://www.u72.net/daima/7chn.html - 2024-09-09 20:44:04 - 代码库chp居然没来。。然后我跟zmc鼓捣了一下午。。出了3题 有一道貌&#20284;是DP水题。。然后我俩都不会dp。。A题水题不说了,E题博弈论模板。。然后我俩也都
https://www.u72.net/daima/43e0.html - 2024-07-22 13:22:55 - 代码库题意:区间内最大连续异或和5点调试到现在....人生无望但总算A掉了一开始想错可持久化trie的作用了...可持久化trie可以求一个数与一个数集的最大异或和
https://www.u72.net/daima/6743.html - 2024-09-09 02:09:18 - 代码库题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5050Divided LandTime Limit: 8000/4000 MS (Java/Others) Memory Limit: 65536/65536 K (Ja
https://www.u72.net/daima/67dr.html - 2024-07-24 18:06:58 - 代码库题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5053the Sum of CubeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K
https://www.u72.net/daima/67dw.html - 2024-07-24 18:07:20 - 代码库CollisionTime Limit: 2 Seconds Memory Limit: 65536 KB Special JudgeThere‘s a round medal fixed on an ideal smooth table, Fancy is
https://www.u72.net/daima/8f5c.html - 2024-07-26 06:30:08 - 代码库地址:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=3965题目:iven two depth-first-search (DFS) sequences of a binary tree, ca
https://www.u72.net/daima/mmnx.html - 2024-09-17 21:21:26 - 代码库时间限制:10000ms单点时限:1000ms内存限制:256MB描述有n个小朋友需要接水,其中第i个小朋友接水需要ai分钟。由于水龙头有限,小Hi需要知道如果为
https://www.u72.net/daima/87hf.html - 2024-09-12 11:05:20 - 代码库时间限制:10000ms单点时限:1000ms内存限制:256MB描述H国正在进行一项持续N周的填海造岛工程。整片工程海域可以被看作是1000x1000的网格。每周
https://www.u72.net/daima/87hu.html - 2024-09-12 11:05:50 - 代码库时间限制:10000ms单点时限:1000ms内存限制:256MB描述小Hi现在有n个物品,每个物品都有一个价值。并且这n个物品总共有m个不同的属性,每个物品都具
https://www.u72.net/daima/87kx.html - 2024-09-12 11:09:13 - 代码库思路:矩阵快速幂。实现: 1 #include <iostream> 2 #include <cstdio> 3 #include <vector> 4 using namespace std; 5 6 typedef long long ll
https://www.u72.net/daima/93xb.html - 2024-09-13 22:48:39 - 代码库