POJ2676-Sudoku（数独）

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POJ2676 Sudoku [数独]

好题,也非常有用,犯了几个错误 1.在枚举赋值的时候,思维有个错误:当当前的赋值不能填完这个数独,应该是继续下一个循环,而不是return false 终止枚举 2.Generic Programing写错了,,,本来那个memset想写成Generic Programing的,,,然后,永远仅仅有第一组结果对不说了,泪哈,,, #include <cstdio> #include <cstring> #include <iostream> #include <…

poj2676 Sudoku（DFS）

做了很久还是参考了别人的答案orz,其实也不难啊.我要开始学一下怎么写搜索了... 题目链接:poj2676 Sudoku 题解:暴力搜索,DFS每个空白格子所放数字. #include<cstdio> #include<iostream> #include<cstring> #include<algorithm> #include<vector> using namespace std; ][];//row_f[i][j]=1表示第i行已经放了…

POJ2676 – Sudoku（数独）—DFS

Sudoku Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 24081 Accepted: 11242 Special Judge 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.…

Sudoku 数独游戏

#include<iostream> using namespace std; bool heng(int **sudo, int a, int b, int value) { bool flag = true; for(int i=0; i<9; i++) { if(sudo[a][i]==value) { flag = false; } } return flag; } bool shu(int **sudo, int a, int b, int value) { bool flag…

POJ Sudoku 数独填数 DFS

题目链接:Sudoku Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 18105 Accepted: 8772 Special Judge 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 Fig…

leetcode 37. Sudoku Solver 36. Valid Sudoku 数独问题

三星机试也考了类似的题目,只不过是要针对给出的数独修改其中三个错误数字,总过10个测试用例只过了3个与世界500强无缘了 36. Valid Sudoku Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules. The Sudoku board could be partially filled, where empty cells are filled with the character '.'. A…

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