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poj 2676 Sudoku (基础DFS)
Sudoku Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 15456   Accepted: 7574   Special Judge Description Sudoku is a very simple task. A square table wi...
分类:其他好文   时间:2015-07-10 19:13:19    阅读次数:148
[leedcode 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 ...
分类:其他好文   时间:2015-07-10 00:11:40    阅读次数:178
leetCode 36.Valid Sudoku(有效的数独) 解题思路和方法
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 parti...
分类:其他好文   时间:2015-07-09 19:59:01    阅读次数:130
LeetCode 36 Sudoku Solver
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on...
分类:其他好文   时间:2015-07-09 12:41:17    阅读次数:170
Valid Sudoku
Valid Sudoku
分类:其他好文   时间:2015-07-09 00:13:06    阅读次数:189
36 Valid Sudoku
36 Valid Sudoku链接:https://leetcode.com/problems/valid-sudoku/ 问题描述: Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty ce...
分类:其他好文   时间:2015-07-08 19:10:38    阅读次数:131
【算法学习笔记】61.回溯法 DFS SJTU OJ 1106 sudoku
虽然DLX可以提高效率....但是对于NPC问题也不用太追求效率了,而且还只有一个测试点。所以 只要DFS不断的填入,直到空格全部被填满;要注意的是DFS中全局变量的更新和恢复。至于存储的方法,只要考虑每一行每一列每一个小块的不重复即可。#include #include using namespa...
分类:编程语言   时间:2015-07-07 00:53:28    阅读次数:273
数独检测器:帝国理工C++作业
#include #include #include #include using namespace std;bool check_sudoku(const vector& input);int coordtoidx(int row, int col);void extract_row(const...
分类:编程语言   时间:2015-07-02 12:00:28    阅读次数:193
leetcode_Valid Sudoku
和一圈又一圈由外而内打印数字一样,考察的也就是程序的执行流程和边界值的把握。而这一题就更简单,由题意可知,本题考查的是每行每列和9个板块之间是不是都符合要求,和八皇后有点像,但要简单的多。...
分类:其他好文   时间:2015-07-01 10:04:36    阅读次数:132
Leetcode--easy系列3
#26 Remove Duplicates from Sorted Array Given a sorted array, remove the duplicates in place such that each element appear only once and return the new length. Do not allocate extra space for ...
分类:其他好文   时间:2015-06-24 12:59:55    阅读次数:121
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