题目: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...
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其他好文 时间:
2015-05-28 23:04:05
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153
一 什么是最优化问题 当希望尽量获得最多(或做少)的某种东西,而为了是实现这个目的需要改变其他一些量的数字,这就是一个最优化的问题。二 解决方式 为了解决一个最优化问题,需要将决策变量、约束条件及希望最大化的目标合并成一个目标函数。且任何最优化问题都有一些约束条件和一个目标函数 P=c1*x1...
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其他好文 时间:
2015-05-26 20:55:11
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144
问题: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 b...
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其他好文 时间:
2015-05-24 08:51:53
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128
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#define INF 100000000
using namespace std;
#define maxn 10000
#define maxnode 270000
st...
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其他好文 时间:
2015-05-22 09:50:00
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166
三次9*9 循环,效率不高吧
class Solution:
# @param {character[][]} board
# @return {boolean}
def isValidSudoku(self, board):
if len(board)!=9 or len(board[0])!=9:
return False...
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其他好文 时间:
2015-05-21 19:34:32
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130
Problem:
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 only one unique solution.
...
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编程语言 时间:
2015-05-19 14:49:38
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210
Problem:
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 p...
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编程语言 时间:
2015-05-19 00:53:17
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188
https://leetcode.com/problems/valid-sudoku/Valid SudokuDetermine if a Sudoku is valid, according to:Sudoku Puzzles - The Rules.The Sudoku board could ...
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编程语言 时间:
2015-05-19 00:45:26
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688
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1426 思路分析:该问题为数独问题,明显解是唯一的,所有采用dfs搜索效果更好; 在搜索时,可以通过3个数组来判断对于某个特定的数是否能够满足要求,即在每一行、每一列和每一个3X3的方块中只有唯一的1~9...
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其他好文 时间:
2015-05-19 00:25:47
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197
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...
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其他好文 时间:
2015-05-18 16:00:43
阅读次数:
102