直接对每一个格子进行dfs结果除以2能够得到答案可是有大量反复的结果,不好输出答案. 能够仅仅对横纵坐标相加是奇数的格子dfs.... Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 1728    Accepted Submission(s): 723 Special Judge…

题目链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=516 Your old uncle Tom inherited a piece of land from his great-great-uncle. Originally, the property had been in the shape of a rectangle. A long time ago, however, his great-great-uncl…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 2114    Accepted Submission(s): 867 Special Judge Problem Description Your old uncle Tom inherited a piece of land fr…

http://acm.hdu.edu.cn/showproblem.php?pid=1507 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3671    Accepted Submission(s): 1554Special Judge Problem Description Your old uncle Tom inherited…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3339    Accepted Submission(s): 1394Special Judge Problem Description Your old uncle Tom inherited a piece of land fro…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 1869    Accepted Submission(s): 777 Special Judge Problem Description Your old uncle Tom inherited a piece of land fr…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1247    Accepted Submission(s): 542Special Judge Problem Description Your old uncle Tom inherited a piece of land from…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1507 题目大意:给你一张n*m大小的图,可以将白色正方形凑成1*2的长方形,问你最多可以凑出几块,并输出任一组匹配方案. 解题思路:按行列和奇偶划分两个集合,从而得到二分图,然后进行最大匹配,根据link数组的匹配结果输出相应匹配即可. 代码: #include<iostream> #include<cstdio> #include<cstring> #include<…

题目大意:给你一个矩形,然后输入矩形里面池塘的坐标(不能放东西的地方),问可以放的地方中,最多可以放多少块1*2的长方形方块,并输出那些方块的位置. 题解:我们将所有未被覆盖的分为两种,即分为黑白格(i+j结果为奇数和偶数),然后将相邻的连边,做一遍最大匹配即可. #include <cstdio> #include <cstring> #include <algorithm> #include <vector> using namespace std; c…

Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2013    Accepted Submission(s): 830Special Judge Problem Description Your old uncle Tom inherited a piece of land from…