传送门: http://acm.hdu.edu.cn/showproblem.php?pid=1399 Starship Hakodate-maru Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 871 Accepted Submission(s): 587 Problem Description The surveyor sta…
速算24点 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description 速算24点相信绝大多数人都玩过.就是随机给你四张牌,包括A(1),2,3,4,5,6,7,8,9,10,J(11),Q(12),K(13).要求只用'+','-','*','/'运算符以及括号改变运算顺序,使得最终运算结果为24(每个数必须且仅能用一次).游戏很简单,但遇到无解的…
HDU 1312 题目大意: 一个地图里面有三种元素,分别为"@",".","#",其中@为人的起始位置,"#"可以想象为墙,然后.为可以走的空地,求人可以走的最大点数. 解题思路:从起点开始,起点的四个方向满足条件的点分别入队(放置重复入队,需只要一入队就标记已访问而不是取出时再进行标记),直至队为空. /*HDU 1312 ----- Red and Black 入门搜索 BFS解法*/ #include <cstd…
HDU 1312 题目大意: 一个地图里面有三种元素,分别为"@",".","#",其中@为人的起始位置,"#"可以想象为墙,然后.为可以走的空地,求人可以走的最大点数. 解题思路:从起点开始,从4个方向进行递归遍历(已经访问的点进行标记). /*HDU 1312 ----- Red and Black 入门搜索 */ #include <cstdio> int n, m; //n行m列 int cnt, star…
import scipy from sklearn.datasets import load_digits from sklearn.metrics import classification_report from sklearn.linear_model import LogisticRegression from sklearn.model_selection import train_test_split from sklearn.model_selection import GridS…
Channel Allocation Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 13357 Accepted: 6836 Description When a radio station is broadcasting over a very large area, repeaters are used to retransmit the signal so that every receiver has a s…
题目传送:http://acm.hdu.edu.cn/showproblem.php?pid=6152 Problem Description It is well known that small groups are not conducive of the development of a team. Therefore, there shouldn’t be any small groups in a good team.In a team with n members,if there…
题意:题意:给你3个字符串s1,s2,s3;要求对三个字符串中的字符赋值(同样的字符串进行同样的数字替换), 替换后的三个数进行四则运算要满足左边等于右边.求有几种解法. Sample Input 2 A A A BCD BCD B Sample Output 5 72 eg:ABBDE ABCCC BDBDE :令 A = 1, B = 2, C = 0, D = 4, E = 5 12245 + 12000 = 24245: 注意没有前导零! ! #include<stdio.h…
Harry And Dig Machine Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 852 Accepted Submission(s): 348 Problem Description As we all know, Harry Porter learns magic at Hogwarts School. Howev…
Asteroids! Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3159 Accepted Submission(s): 2106 Problem Description You're in space.You want to get home.There are asteroids.You don't want to hit…
Teacher Bo 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=5762 Description Teacher BoBo is a geography teacher in the school.One day in his class,he marked N points in the map,the i-th point is at (Xi,Yi).He wonders,whether there is a tetrad (A,B,C,…
http://acm.hdu.edu.cn/showproblem.php?pid=4712 Hamming Distance Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 797 Accepted Submission(s): 284 Problem Description (From wikipedia) For binary…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1428 漫步校园 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description LL最近沉迷于AC不能自拔,每天寝室.机房两点一线.由于长时间坐在电脑边,缺乏运动.他决定充分利用每次从寝室到机房的时间,在校园里散散步.整个HDU校园呈方形布局,可划分为n*n…