Coloins 18C puzzle [quite hard] with 1-9 traversal

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Coloins 18C puzzle [quite hard] with 1-9 traversal

Postby eleven » Tue Jun 02, 2020 6:48 pm

Code: Select all
+---+---+---+
|1..|..4|...|
|...|29.|..5|
|..6|...|3..|
+---+---+---+
|.4.|...|...|
|2..|.5.|1..|
|8..|...|.6.|
+---+---+---+
|..7|...|..4|
|...|..8|...|
|.5.|...|..9|
+---+---+---+

(didn't think of stte here)
--------------
|1..|.. 4|... |
|... |29.|..5|
|..6|... |3..|
--------------
|.4.|.. .|...|
|2..|.5.|1..|
|8..|.. .|.6.|
--------------
|..7|.. .|..4|
|.. .|..8|.. .|
|.5.|.. .|..9|
--------------
eleven
 
Posts: 3094
Joined: 10 February 2008

Re: Coloins 18C puzzle [quite hard] with 1-9 traversal

Postby Cenoman » Tue Jun 02, 2020 7:47 pm

Code: Select all
 +---------------------------+------------------------------+---------------------------+
 |  1       23789   y23589   |  35678     3678     4        |  26789   2789     2678    |
 | b347     378     c348     |  2         9       E1367     | F678-4  D1478     5       |
 |yb4579    2789     6       |  1578      178      157      |  3      z124789  C1278    |
 +---------------------------+------------------------------+---------------------------+
 |  35679   4        1359    |  136789    123678   123679   |  25789   235789   2378    |
 |  2       3679     39      |  346789    5        3679     |  1       34789    378     |
 |  8       1379     1359    |  13479     12347    12379    |  24579   6        237     |
 +---------------------------+------------------------------+---------------------------+
 | a369     123689   7       |  13569     1236     123569   |  2568    12358    4       |
 | a3469 wAa12369   x12349   |  1345679   123467   8        |  2567    12357   B12367   |
 | a346     5       x12348   |  13467     123467   12367    |  2678    12378    9       |
 +---------------------------+------------------------------+---------------------------+

Kraken AALS b7p1457 (or almost-almost naked quad)
(3694)b7p1457 - r23c1 = (4)r2c3
(1)r8c2 - r8c9 = r3c9 - r2c8 = (1-6)r2c6 = (6)r2c7
(2)r8c2 - r89c3 = (2-54)b1p37 = (4)r3c8
=> -4 r2c7; lclste
Cenoman
Cenoman
 
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Location: France

Re: Coloins 18C puzzle [quite hard] with 1-9 traversal

Postby eleven » Wed Jun 03, 2020 8:39 pm

Same:
4r2c13 = 4r3c1 & 5r1c3 & 2r13c2 - (4|2=3691)r789c1,r8c2 - r8c9 = r3c9 - r2c8 = (1-6)r2c6 = 6r2c7 => -4r2c7, btte
eleven
 
Posts: 3094
Joined: 10 February 2008


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