## Jigsaw layout and windoku X

For fans of Killer Sudoku, Samurai Sudoku and other variants

### Jigsaw layout and windoku X

I wondered if the combination of a jigsaw layout with a windoku X was possible.
Below you can see the answer:
Code: Select all
#1/WX/B4,JS
...4.2......8.4................3....4.......5....5................6.8......7.9...
666655777666557777665555727881151222888111222888141122989444433999944333999443333

Analyze log:
Code: Select all
Eliminated candidates per Method and per Sudoku

Method   \  Sudoku |   SER |     1
|-------|------
Not counted elims  |     0 |    96
Naked Singles      |   0.1 |     6
Hidden Singles     |   0.2 |   160
Naked Pair    [2]  |     3 |    10
Naked Triple  [3]  |   3.6 |    13
Hidden Quad   [5]  |   5.4 |     3
Locked Singles[2]  |   2.8 |    90
Locked Singles[3]  |   2.9 |     4
Locked Singles[4]  |     3 |     5
Locked Singles[5]  |   3.1 |     4
WXYZ Wing     [4]  |   5.5 |     1
VWXYZ Wing    [5]  |   6.3 |     2
UVWXYZ Wing   [6]  |   6.6 |     1
|-------|------
Eliminated Cand's  |   395 |   395
Sum(SER * Cand's)  | 441.3 | 441.3

Initial Candidates :   395
Maximum SER rating :   6.6 - Approach
Labour rating      : 441.3 - Experimental rating

solution:
Hidden Text: Show
Code: Select all
761492583523864791894571632976135824432987165618253479257346918349618257185729346
666655777666557777665555727881151222888111222888141122989444433999944333999443333
urhegyi

Posts: 539
Joined: 13 April 2020

### Re: Jigsaw layout and windoku X

Another example:
Code: Select all
#1/WX/B4,JS
....9....5.......1....7..............3..8..6..............4....3.......7....2....
666655777666557777665555727881151222888111222888141122989444433999944333999443333

analyze log:
Code: Select all
Eliminated candidates per Method and per Sudoku

Method   \  Sudoku |   SER |     1
|-------|------
Not counted elims  |     0 |   167
Naked Singles      |   0.1 |    47
Hidden Singles     |   0.2 |   106
Naked Pair    [2]  |     3 |    14
Naked Triple  [3]  |   3.6 |     2
Locked Singles[2]  |   2.8 |    47
Locked Singles[3]  |   2.9 |     9
Locked Singles[4]  |     3 |    15
Locked Singles[5]  |   3.1 |     4
Turbot-fish   [4]  |   4.2 |     5
|-------|------
Eliminated Cand's  |   416 |   416
Sum(SER * Cand's)  | 311.2 | 311.2

Initial Candidates :   416
Maximum SER rating :   4.2 - Approach
Labour rating      : 311.2 - Experimental rating

solution:
Hidden Text: Show
Code: Select all
761492583523864791894571632976135824432987165618253479257346918349618257185729346
666655777666557777665555727881151222888111222888141122989444433999944333999443333
urhegyi

Posts: 539
Joined: 13 April 2020

### Re: Jigsaw layout and windoku X

Well done. Only 11 givens. 8 is the absolute minimum...

Hajime

Posts: 733
Joined: 20 April 2018
Location: Netherlands

### Re: Jigsaw layout and windoku X

Also possible with Moonlotus JS and windoku X:
Code: Select all
#1/WX/B4,JS
............7.8............2.8...4.5.........9.6...3.2............3.1............
112222233111222333411123336441555366444555666447555966477789996777888999778888899

analyze log:
Code: Select all
Eliminated candidates per Method and per Sudoku

Method   \  Sudoku |   SER |     1
|-------|------
Not counted elims  |     0 |   101
Naked Singles      |   0.1 |     6
Hidden Singles     |   0.2 |   139
Naked Pair    [2]  |     3 |     3
Naked Triple  [3]  |   3.6 |     3
Naked Quad    [4]  |     5 |    18
Hidden Pair   [7]  |   3.4 |    15
Locked Singles[2]  |   2.8 |    89
Locked Singles[3]  |   2.9 |    11
Locked Singles[4]  |     3 |    12
Locked Singles[5]  |   3.1 |     2
TUVWXYZ Wing  [7]  |   7.5 |     2
Turbot-fish   [4]  |   4.2 |     2
|-------|------
Eliminated Cand's  |   403 |   403
Sum(SER * Cand's)  | 535.9 | 535.9

Initial Candidates :   403
Maximum SER rating :   7.5 - Approach
Labour rating      : 535.9 - Experimental rating

solution:
Hidden Text: Show
Code: Select all
761492583154738269423967158218679435675823914986514372397145826542381697839256741
112222233111222333411123336441555366444555666447555966477789996777888999778888899
urhegyi

Posts: 539
Joined: 13 April 2020

### Re: Jigsaw layout and windoku X

Can this rating from SisesuSo be confirmed by SE?
Code: Select all
#1/WX/B4,JS
7.......3....................61.92.....9.3.....32.48....................5.......6
112222255111222555111125555666649999666444999766444998777434888777333888773333388

Code: Select all
Eliminated candidates per Method and per Sudoku

Method   \  Sudoku |   SER |     1
|-------|------
Not counted elims  |     0 |   137
Naked Singles      |   0.1 |    58
Hidden Singles     |   0.2 |    27
Naked Pair    [2]  |     3 |     8
Naked Triple  [3]  |   3.6 |     2
Naked Quad    [4]  |     5 |     3
Hidden Quad   [5]  |   5.4 |    13
Hidden Triple [6]  |     4 |     1
Locked Singles[2]  |   2.8 |    68
Locked Singles[3]  |   2.9 |     4
Locked Singles[4]  |     3 |     7
XYZ Wing      [3]  |   4.4 |     1
VWXYZ Wing    [5]  |   6.3 |     1
UVWXYZ Wing   [6]  |   6.6 |     2
TUVWXYZ Wing  [7]  |   7.5 |     4
STUVWXYZ Wing [8+] |     8 |     1
XY-Wing       [3]  |   4.1 |     1
|-------|------
Eliminated Cand's  |   338 |   338
Sum(SER * Cand's)  | 420.6 | 420.6

Initial Candidates :   338
Maximum SER rating :     8 - Approach
Labour rating      : 420.6 - Experimental rating
urhegyi

Posts: 539
Joined: 13 April 2020

### Re: Jigsaw layout and windoku X

Or the symmetrical equivalent of the last posted layout:
Code: Select all
#1/WX/B4,JS
....9........3........8......4...2..8..243..5..6...7......7........6........2....
332222244333222444333121444355111664555111666555516666777789999777888999778888899

Code: Select all
Eliminated candidates per Method and per Sudoku

Method   \  Sudoku |   SER |     1
|-------|------
Not counted elims  |     0 |   137
Naked Singles      |   0.1 |    54
Hidden Singles     |   0.2 |    60
Naked Single  [1]  |   2.5 |     3
Naked Pair    [2]  |     3 |    10
Naked Triple  [3]  |   3.6 |     6
Naked Quad    [4]  |     5 |     6
Locked Singles[2]  |   2.8 |    47
Locked Singles[3]  |   2.9 |    13
Locked Singles[4]  |     3 |     8
Locked Singles[5]  |   3.1 |     1
Turbot-fish   [4]  |   4.2 |     9
|-------|------
Eliminated Cand's  |   354 |   354
Sum(SER * Cand's)  | 340.7 | 340.7

Initial Candidates :   354
Maximum SER rating :     5 - Approach
Labour rating      : 340.7 - Experimental rating
urhegyi

Posts: 539
Joined: 13 April 2020