链接：Safecracker<HDU 1015> 题意： 一个char 的映射：(A=1, B=2, …, Z=26). 从一个给定的string里选取五个字符，给定target，求 v - w^2^ + x^3^ - y^4^ + z^5^ = target 要求vwxyz 字典序最大 题目先摆着...
链接：Safecracker<HDU 1015> 题意： 一个char 的映射：(A=1, B=2, …, Z=26). 从一个给定的string里选取五个字符，给定target，求 v - w^2^ + x^3^ - y^4^ + z^5^ = target 要求vwxyz 字典序最大 题目先摆着...
难度：0 算法：枚举 在一个字符串中赵武个字符
#include <iostream> #include <cmath> using namespace std; //英语 抄博友程序 int main() { /* while(1) { string st; cin>...(st[0]-'A'+1)-pow((st[1]-'A'+1),2)+po...
HDU 1015 Safecracker === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremely rare; most of them, ...
Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description === Op t
【题意简述】：就是输入一个目标整数，和一个字符串，从这个字符串中提取字母，用其中的五个，以：v - w2 + x3 - y4 + z5 = target 的方式，现在让我们求提取的这五个字母是什么，要求按照字典序最大的进行...
Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 15156 Accepted Submission(s): 7991 Problem Description === Op tech
题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1015 深搜简单题 代码如下： #include #include #include #include using namespace std; string a; int t; int v,w,x,y,z;...int cmp(int
题目链接：传送门 Problem Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are ... most o...
Safecracker Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 11114Accepted Submission(s): 5707 Problem Description === Op tech brie...
#include &amp;lt;iostream&amp;gt; #include &amp;lt;algorithm&amp;gt; #include &amp;lt;ctime&amp;gt; #include &amp;lt;set&amp;gt; #include &...using names
POJ 1248 Safecracker 题意:给定一个长度为5……12个不同字符组成的字符串,从中选取5个,设为v,w,x,y,z,要满足等式:v-w^2+x^3-y^4+z^5=target,现在给出字符串和target,求满足该条件的5个字符(字典序要最大) 深度...
Description "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremely rare; most of them, along with Klein and his factory, were destroyed in World ...
比较简单的回溯题，就是没有注意题目中的最大字典序，卡了好几次，不过A掉之后也长了自信 #include #include using namespace std; int per[30][8]; int vis[15],num[5],t[5]; char a[15];...{
Problem Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremely rare;...
Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 7715 Accepted Submission(s): 3871 Problem Description === Op tech br
一道枚举的题目，根据公式，五重循环....有个优化剪枝的地方的五个未知量不可能相等。可以略去不少的运算pass:一开始WR的原因是pow函数的使用，来回用到强制类型转换来改变数据的类型使得出现数据的精度误差，没有AC...
Problem Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are ... most of them, al...
hdu1015 Safecracker Problem Description === Op tech briefing, 2002/11/02 06:42 CST === “The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are ext...
这里写自定义目录标题 这是一道很简单的水题： 我们将给你一个数字n和一个字符串，请你从字符串中选出五个字母，字母的大小按照字母表的顺序，比如(A=1, B=2, …, Z=26)。假设依次选出的字母为v、w、x、y、z 使其...
百练 / 2018计算机学科夏令营上机考试 D:Safecracker # 百练 / 2018计算机学科夏令营上机考试 D:Safecracker # http://bailian.openjudge.cn/xly2017/D/ # Author:NitrogenousFish # github:...
题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1015 代码1： #include<stdio.h>//hdu1015 #include<string.h> #include<math.h> #include<stdlib.h> double tg;......
Problem Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library.... most of them, along with Klein and his factory,...
这道题目有点小恶心哈 题目贴上： 题目大意： 给你一个target值和一个字符串，首先约束以下条件 26个大写字母对应的值分别是（A–1，B–2, C–3 …） 在给定的字符串中找五个不重复的字母组成一个长度为5的字符串...
Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 13765 Accepted Submission(s): 7196 题目链接 Problem Description === Op te
Description === Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremely ... most of them, along with...
Safecracker Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3713 Accepted Submission(s): 1919 Problem Description === Op tech briefing, 20...
这个题还是使用dfs吧， 用stl算法里面的next_permutation()可惜会超时；在运算的时候加入快速幂运算，不过好像对这个题的时间没什么加速，大概是数据上的原因吧； #include #include #include ...