• 百度上有个最难数独, 用python跑它


    直接上代码

      1 #!/usr/bin/python3
      2 #coding=GB2312
      3 import tkinter as tk
      4 import threading
      5 import time
      6 import random
      7 import copy
      8 import sys
      9 
     10 class Sudoku(threading.Thread):
     11     winw = 500
     12     winh = 510
     13 
     14     def __init__(self):
     15         threading.Thread.__init__(self)
     16         self.ui = tk.Tk()
     17         self.centerDisplay()
     18         self.cells = []
     19         self.createSudoku()
     20 
     21         self.initUi()    
     22     def checkRow(self, row, value):
     23         if value in self.tmpCells[row]:
     24             return False
     25         return True
     26     def checkCol(self, col, value):
     27         for row in range(9):
     28             if value == self.tmpCells[row][col]:
     29                 return False
     30         return True
     31     def checkBlock(self, row, col, value):
     32         for i in range(3):
     33             for j in range(3):
     34                 if value == self.tmpCells[int(row / 3) * 3 + i][int(col / 3) * 3 + j]:
     35                     return False
     36         return True
     37     def solveSudoku(self):
     38         for i in range(9):
     39             for j in range(9):
     40                 if 0 == self.tmpCells[i][j]:
     41                     for tmp in range(1, 10):
     42                         if(self.checkRow(i, tmp) and 
     43                                 self.checkCol(j, tmp) and 
     44                                 self.checkBlock(i, j, tmp)):
     45                             self.tmpCells[i][j] = tmp
     46                             if (self.solveSudoku()):
     47                                 return True
     48                             else:
     49                                 self.updateUi()
     50                                 self.tmpCells[i][j] = self.cells[i][j]
     51                                 continue
     52                         else:
     53                             continue
     54                     return False
     55         return True
     56         
     57     def createSudoku(self):
     58         #self.cells = [[None for i in range(9)] for i in range(9)]
     59         self.cells = [
     60                 [0, 0, 5, 3, 0, 0, 0, 0, 0], 
     61                 [8, 0, 0, 0, 0, 0, 0, 2, 0], 
     62                 [0, 7, 0, 0, 1, 0, 5, 0, 0], 
     63                 [4, 0, 0, 0, 0, 5, 3, 0, 0], 
     64                 [0, 1, 0, 0, 7, 0, 0, 0, 6], 
     65                 [0, 0, 3, 2, 0, 0, 0, 8, 0], 
     66                 [0, 6, 0, 5, 0, 0, 0, 0, 9], 
     67                 [0, 0, 4, 0, 0, 0, 0, 3, 0], 
     68                 [0, 0, 0, 0, 0, 9, 7, 0, 0]]
     69         self.tmpCells = copy.deepcopy(self.cells)
     70 
     71     def initUi(self):
     72         self.cs = tk.Canvas(self.ui, bg = '#7fb081')
     73         self.cs.pack(fill = tk.BOTH, expand = 1)
     74         w = self.winw / 9.0
     75         h = self.winh / 9.0
     76         for n in range(9):
     77             if 0 == n % 3:
     78                 width = 4
     79             else:
     80                 width = 1
     81             self.cs.create_line(0, n * h, self.winw, n * h, 
     82                     width = width, fill = '#2b4490')
     83             self.cs.create_line(n * w, 0, n * w, self.winh, 
     84                     width = width, fill = '#2b4490')
     85             for i in range(9):
     86                 for j in range(9):
     87                     if self.cells[i][j]:
     88                         self.cs.create_text(30 + j * 55, 30 + i * 57, 
     89                                 font = ('Times -55 bold'), text = self.cells[i][j])
     90     def updateUi(self):
     91         self.cs.delete('test')
     92         for i in range(9):
     93             for j in range(9):
     94                 if not self.cells[i][j] and self.tmpCells[i][j]:
     95                     self.cs.create_text(30 + j * 55, 30 + i * 57, 
     96                             font = ('Times -55 bold'), text = self.tmpCells[i][j], 
     97                             tag = 'test', fill = '#aa363d')
     98 
     99 
    100     def centerDisplay(self):
    101         screenw = self.ui.winfo_screenwidth()
    102         screenh = self.ui.winfo_screenheight()
    103         self.ui.geometry('{}x{}+{}+{}'.format(
    104                 self.winw, self.winh, int((screenw - self.winw)/2), 
    105                 int((screenh - self.winh)/2)))
    106         self.ui.title('Sudoku by jianc')
    107 
    108     def run(self):
    109         print(self.solveSudoku())
    110 
    111         self.updateUi()
    112 
    113 sys.setrecursionlimit(100000)
    114 sudoku = Sudoku()
    115 sudoku.start()
    116 tk.mainloop()
  • 相关阅读:
    php+redis简易消息队列
    Linux关闭selinux的方法(临时关闭和永久关闭)
    Linux清理buff/cache
    Centos禁止ping的设置方法
    浅谈mysql触发器
    mysql中left join right join inner join用法分析
    mysql主从配置详解(图文)
    mysql中的几种判断语句
    mysql锁表处理方法
    Mysql里的order by与索引
  • 原文地址:https://www.cnblogs.com/jianc/p/11789088.html
Copyright © 2020-2023  润新知