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Sudoku 數獨

Killer Sudoku 殺手數獨

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Killer Sudoku - fun exercise for brain training. 殺手數獨 - 有趣的大腦訓練。

Click to view a Killer Sudoku from Capital Weekly. 單擊以查看《資本周刊》的殺手數獨。

Killer Sudoku 200312

Killer Sudoku 200206

More to come !

 

 

 
 

Welcome To Killer Sudoku brain training 歡迎來殺手數獨腦訓練

Killer Sudoku is more complex than an ordinary one. But more rules would mean more clues if you make good use of them.

殺手數獨比常規數獨更複雜。但是,如果您充分利用它們,則更多的規則可能會成為更多的線索。

Game Rules

Each and every row must contain all numbers 1 to 9.
Each and every column must contain all numbers 1 to 9.
Each and every unit must contain all numbers 1 to 9.

The numbers in every bordered block must produce the sum as indicated.

 

GOLDEN RULE 黃金法則 (GR)
1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 = 45


ABSOLUTE CLUE 絕對線索(AC)

Absolute Clue (AC) : gives the exact figure inside a cell.

絕對線索(AC): 給出空白方塊內的確切數字。

 

DECISIVE CLUE 決定性線索(DC)

Decisive Clue (DC) : gives 2 alternative possible numbers in a block of 2 cells, or 3 in a block of 3 cells.

決定性線索(DC):在2個空方格的籠子中給出2個可能的替代數字,或在3個空方格的籠子中給出3個可能的數字。

 

NON-DECISIVE CLUE 非決定性線索 (NDC)

Non-Decisive Clue(NDC) : gives more than 2 alternative possible numbers in a cell.

非決定性線索(NDC):在一個空方格中給出兩個以上的可能替代數字。

DC for Blocks
 
Sum of 2 cellsPossible numbers
31,2
41,3
167,9
178,9
  
Sum of 3 cellsPossible numbers
61,2,3
247,8,9
  
Sum of 4 cellsPossible numbers
101,2,3,4
306,7,8,9
  
Sum of 5 cellsPossible numbers
151,2,3,4,5
355,6,7,8,9

NDC for Blocks

Sum of 2 cellsImpossible numbers
55,6,7,8,9
63,6,7,8,9
77,8,9
84,8,9
99
105
111
121,2,6
131,2,3
141,2,3,4,7
151,2,3,4,5
  
Sum of 3 cellsImpossible numbers
64,5,6,7,8,9
73,5,6,7,8,9
86,7,8,9
97,8,9
108,9
119
12-18 
191
201,2
211,2,3
221,2,3,4
231,2,3,4,5,7
241,2,3,4,5,6
  
Sum of 4 cellsImpossible numbers
105,6,7,8,9
114,6,7,8,9
127,8,9
138,9
149
15-25 
261
271,2
281,2,3
291,2,3,4,6
301,2,3,4,5
  
Sum of 5 cellsImpossible numbers
156,7,8,9
165,7,8,9
178,9
187,9
19-31 
321
331,2
341,2,3,5
351,2,3,4
  
Sum of 6 cellsImpossible numbers
217,8,9
226,8,9
239
249
25-36 
371
381,2,4
391,2,3
 
Indication of DC or impossible numbers 顯示決定性線索或不可能數字的方法
 
Put an 'x' or number inside a small square to indicate the DC or impossible numbers.
在一個空的正方形內放一個“ x”以表示不可能的數字。
 
 
 
 
Indication of DC or impossible numbers
Sum of DC of 2 cells341617   
 
12x
xxx
xxx

 

1x3
xxx
xxx

 

xxx
xxx
7x9

 

xxx
xxx
x89

 

   
Sum of UDC of 2 cells5678910 
 
   
 xx
xxx

 

  x
  x
xxx

 

   
   
xxx

 

   
x  
 xx

 

   
   
  x

 

   
 x 
   

 

 
 1112131415  
 
x  
   
   

 

xx 
  x
   

 

xxx
   
   

 

xxx
x  
x  

 

xxx
xx 
   

 

  

Matrix to identify the squares 識別正方形的矩陣

a1b1c1d1e1f1g1h1i1
a2b2c2d2e2f2g2h2i2
a3b3c3d3e3f3g3h3i3
a4b4c4d4e4f4g4h4i4
a5b5c5d5e5f5g5h5i5
a6b6c6d6e6f6g6h6i6
a7b7c7d7e7f7g7h7i7
a8b8c8d8e8f8g8h8i8
a9b9c9d9e9f9g9h9i9

 

 

 

 
 
 
 
 
 
 
Go to Solution to view the first few steps in the solution