勇敢前进的ACMer

题目链接：点击打开链接非常经典的深搜题目，这里需要用到奇偶剪枝。奇偶剪枝介绍的链接：点击打开链接不多说，贴代码：#include #include #include #include #include using namespace std;int n,m,time;int sx,sy,ex,ey;char map[10][10];bool save;

没什么可以优化的，按照题意进行深搜。注意，退出输入的条件不是-1，是n我写的深搜太丑了，原本思路是弄成逆波兰表达式再求解。。。后来江大神 给了他AC的深搜代码给我看，然后涨见识了！！AC代码如下：#include #include using namespace std;typedef long long ll;const int maxn = 20;int n

Password题意不多说，因为k很小，所以用深搜也过了。代码如下：#include #include #include using namespace std;const int maxn = 6;char s1[maxn][maxn],s2[maxn][maxn];int alpha[30];int k,sum;char ans[maxn];vectors[ma

声明：以下题目均来自于HDOJ，题目难度并没有排序，都是很基础的题目。DFS:http://acm.hdu.edu.cn/showproblem.php?pid=1455http://acm.hdu.edu.cn/showproblem.php?pid=2553http://acm.hdu.edu.cn/showproblem.php?pid=1426http://acm.hdu.edu.cn/sh

声明：以下题目均来自于HDOJ，题目难度并没有排序，都是很基础的题目。http://acm.hdu.edu.cn/showproblem.php?pid=1455http://acm.hdu.edu.cn/showproblem.php?pid=2553http://acm.hdu.edu.cn/showproblem.php?pid=1426http://acm.hdu.edu.cn/showpr

漫步校园Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4505    Accepted Submission(s): 1421Problem DescriptionLL最近沉迷于AC不能自拔，每天寝室、机房

FatMouse and CheeseTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10863    Accepted Submission(s): 4625Problem DescriptionFatMo

How many waysTime Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 5726    Accepted Submission(s): 3382Problem Description这是一个简单的生存游戏，

A计划Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 23986    Accepted Submission(s): 6016Problem Description可怜的公主在一次次被魔王掳走一次次被骑士们

SudokuTime Limit: 3000/1000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 2525    Accepted Submission(s): 862Problem DescriptionYi Sima was one of t

Hidden StringTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 2018    Accepted Submission(s): 766Problem DescriptionToday is th

排列2Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8952    Accepted Submission(s): 3307Problem DescriptionRay又对数字的列产生了兴趣：现有四张卡

Sudoku KillerTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 8222    Accepted Submission(s): 2532Problem Description自从2006年3月10日

SticksTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 11007    Accepted Submission(s): 3342Problem DescriptionGeorge took sticks

Sum It UpTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6788    Accepted Submission(s): 3566Problem DescriptionGiven a specifie

经典深搜题目，水题注意题目要求的输出，最后一组数据输出后不用再输出空行http://acm.hdu.edu.cn/showproblem.php?pid=1342#include #include #include using namespace std;int s[15],k,a[15];bool used[15];void dfs(int num,int

题目链接：Let Sudoku Rotate 思路分析：大矩形分为16个子块，搜索即可。数独限制性很强，可行性剪枝+最优化剪枝....看了一下标程，写的很精简，学习了... 代码如下：#include <cstdio>#include <cstring>#include <string>#include <algorithm...