其他单元格为空。目标是用1到9的十进制数字填充空单元格,每个单元格一个数字,这样在每行,每列和每个标记的3x3子方格中,所有数字从1到9出现。编写程序来解决给定的Sudoku任务。 【输入】 输入数据将以测试用例的数量开始。对于每个测试用例,后面跟着9行,对应于表的行。在每一行上给出一串精确的9位十进制数字,对...
1/*poj2676 Sudoku*/2#include <iostream>3#include <cstdio>4#include <cstring>5usingnamespacestd;67charmap[10][10];8boolrow[10][10];/*行存在数*/9boolcol[10][10];/*列存在数*/10boolgrid[10][10];/*格存在数*/1112booldfs(intx,inty)13{14if(x ==10)15returntrue;16boolflag =false...
【POJ - 2676】Sudoku(数独 dfs+回溯) -->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*...
Sudoku is a very simple task. A square table with 9 rows and 9 columns is divided to 9 smaller squares 3x3 as shown on the Figure. In some of the cells are written decimal digits from 1 to 9. The other cells are empty. The goal is to fill the empty cells with decimal digits from...
sudoku[h][w] ='0'; } } }intmain(){scanf("%d", &T);while(T--){ build();// 找到第一个没有填的格子for(inti =1; i <=9; i++){boolout =false;for(intj =1; j <=9; j++){if(sudoku[i][j] =='0'){// printf("i:%d j:%d\n", i, j);dfs(i, j, tot); ...
POJ 2676 - Sudoku - [蓝桥杯 数独][DFS] 题目链接:http://poj.org/problem?id=2676 Time Limit: 2000MS Memory Limit: 65536K Description Sudoku is a very simple task. A square table with 9 rows and 9 columns is divided to 9 smaller squares 3x3 as shown on the Figure. In some of the...
other cells are empty. The goal is to fill the empty cells with decimal digits from 1 to 9, one digit per cell, in such way that in each row, in each column and in each marked 3x3 subsquare, all the digits from 1 to 9 to appear. Write a program to solve a given Sudoku-task....
Sudoku--POJ 2676 1、解题思路:经典深度搜索。 2、注意事项:输入单个字符scanf、cin.get();DFS中搜索比较位置的判断;正搜超时,反搜0ms。 3、实现方法 #include<iostream> usingnamespacestd; structNode { intnum; boolchange; }; structPos { intx,y;...
Sudoku is a very simple task. A square table with 9 rows and 9 columns is divided to 9 smaller squares 3x3 as shown on the Figure. In some of the cells are written decimal digits from 1 to 9. The other cells are empty. The goal is to fill the empty cells with decimal digits from...
【POJ2676】Sudoku(优化搜索顺序) problem 补全9*9的数独 满足每行,每列,每个3*3方格内1~9均只出现一次 solution 1、答案 状态:我们关心数独每个位置填了什么数。我们需要在每个状态中找出没有填的位置,检查有哪些值可以填。这些可以填的值构成了向下递归的分支。(状态就是每个每个时刻的9*9数独) 搜索边界:1...