Sudoku is one of the metaphysical techniques. If you understand the essence of it, you will have the feeling of being immortal, laughing and laughing with joy.............................................................(audience:"We need't such a geo…

传送门:http://poj.org/problem?id=3074 DLX 数独的9*9的模板题. 具体建模详见下面这篇论文.其中9*9的数独怎么转化到精确覆盖问题,以及相关矩阵行列的定义都在下文中,描述的十分清晰 http://wenku.baidu.com/view/4ab7bd00a6c30c2259019eae.html 有关Dancing Links的英文论文详见下面链接 http://wenku.baidu.com/view/60eb28ded15abe23482f4d77.htm…

Sudoku Time Limit : 4000/2000ms (Java/Other)   Memory Limit : 131072/65536K (Java/Other) Total Submission(s) : 15   Accepted Submission(s) : 12 Special Judge Problem Description Sudoku is a very simple task. A square table with 9 rows and 9 columns i…

Description Yi Sima was one of the best counselors of Cao Cao. He likes to play a funny game himself. It looks like the modern Sudoku, but smaller. Actually, Yi Sima was playing it different. First of all, he tried to generate a 4×4 board with every…

Yi Sima was one of the best counselors of Cao Cao. He likes to play a funny game himself. It looks like the modern Sudoku, but smaller. Actually, Yi Sima was playing it different. First of all, he tried to generate a 4×44×4 board with every row conta…

数独问题,输入谜题,输出解 既然都把重复覆盖的给写成模板了,就顺便把精确覆盖的模板也写好看点吧...赤裸裸的精确覆盖啊~~~水一水~~~然后继续去搞有点难度的题了... #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> #include <cmath> #include <string> #include <vector&g…

题目链接: https://leetcode.com/problems/valid-sudoku/?tab=Description   给出一个二维数组,数组大小为数独的大小,即9*9  其中,未填入数字的数组值为’.’ 判断当前所给已知数组中所填的数字是否合法.     数独合法性判断: 1. 满足每一行的数字都只能是1~9,并且不能产生重复 2. 满足每一列的数字都只能是1~9,并且不能产生重复 3. 满足每一个3*3的正方形块中的数字只能是1~9,并且不能产生重复     判断过程: 初始…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5547 数据比较少,直接暴力DFS,检验成立情况即可 AC代码:但是不知道为什么用scanf,printf输入输出就WA了 /* */ # include <iostream> # include <stdio.h> # include <string.h> # include <cstdlib> # include <cmath> # include…

-->Sudoku 直接中文 Descriptions: Sudoku对数独非常感兴趣,今天他在书上看到了几道数独题: 给定一个由3*3的方块分割而成的9*9的表格(如图),其中一些表格填有1-9的数字,其余的则为空白(数字0为空白).请在空白表格中填入数字1-9使得9*9表格的每行.每列.每个3*3块内无重复数字.  Input 第一行输入一个整数T,表示样例数量.对于每个样例, 一共9行, 表示数独表格的每一行.接下来每一行输入一个字符串表示数独表格的每一行的9个数字.数独表格中空白用数字0…

虽然我是程序员,但这里只介绍人类的思维方法. 这个方法我是从这里看到的: https://www.learn-sudoku.com/visual-elimination.html Most people try to solve Sudoku puzzles by picking a random empty cell and trying to figure out what goes in it. Unless you get lucky, this ends up being frustr…