- Code: Select all
8 . .|6 . 4|. . 9
. . 6|. 3 7|. 1 .
. 3 .|. . .|. . .
-----+-----+-----
1 . .|8 . .|. . 2
. 4 .|. . .|8 9 .
2 6 .|. . .|. 5 .
-----+-----+-----
. . .|. 5 .|. . .
. 2 .|. 4 6|. . 5
9 . .|1 . .|. 6 3
enjoy,
Norm
8 . .|6 . 4|. . 9
. . 6|. 3 7|. 1 .
. 3 .|. . .|. . .
-----+-----+-----
1 . .|8 . .|. . 2
. 4 .|. . .|8 9 .
2 6 .|. . .|. 5 .
-----+-----+-----
. . .|. 5 .|. . .
. 2 .|. 4 6|. . 5
9 . .|1 . .|. 6 3
Basics:
*---------------------------------------------------------------------*
| 8 (1)57 1257 | 6 (12) 4 | 2357 237 9 |
| 45 59 6 | (2)59 3 7 | (2)45 1 8 |
| 457 3 12579 | 259 1289 12589 | 24567 247 467 |
|-----------------------+----------------------+----------------------|
| 1 579 3579 | 8 67 35 | 3467 347 2 |
| 357 4 357 | 2357 1267 1235 | 8 9 167 |
| 2 6 8 | 4 179 139 | 137 5 17 |
|-----------------------+----------------------+----------------------|
| 6 (1)7(8) 1347 | 2379 5 2389 | 12479 247 147 |
| 37 2 137 | 379 4 6 | 179 8 5 |
| 9 57(8) 457 | 1 (-287) (28) | 47-2 6 3 |
*---------------------------------------------------------------------*
#1 als(7=28)r9c56 - (8)r9c2=(8-1)r7c2=r1c2 - (1=2)r1c5 - r2c4=r2c7 ; r9c57<>2
*-----------------------------------------------------------------------*
| 8 (1)57 1257 | 6 12 4 | 2357 237 9 |
| 45 59 6 | 259 3 7 | 245 1 8 |
| 457 3 (1)2579 | 259 (18)-29 (18)59 | 24567 247 467 |
|------------------------+-----------------------+----------------------|
| 1 579 3579 | 8 67 35 | 3467 347 2 |
| 357 4 357 | 2357 1267 135 | 8 9 167 |
| 2 6 8 | 4 179 139 | 137 5 17 |
|------------------------+-----------------------+----------------------|
| 6 (1)7(8) 1347 | 379 5 389 | 12479 247 147 |
| 37 2 137 | 379 4 6 | 179 8 5 |
| 9 57(8) 457 | 1 7(8) 2 | 47 6 3 |
*-----------------------------------------------------------------------*
#2 ahs(18)r3c56=(1)r3c3 - r1c2=(1-8)r7c2=r9c2 - (8)r9c5=r3c5 ; r3c5<>29
*-----------------------------------------------------------------------*
| 8 157 1(2)57 | 6 (12) 4 | 357-2 37-2 9 |
| 45 59 6 | 259 3 7 | 245 1 8 |
| 457 3 (1)(2)-579| 259 (1)8 89 | 24567 247 467 |
|-------------------------+----------------------+----------------------|
| 1 579 3579 | 8 67 35 | 346 34 2 |
| 357 4 357 | 27 267 135 | 8 9 16 |
| 2 6 8 | 4 9 13 | 137 5 17 |
|-------------------------+----------------------+----------------------|
| 6 178 1347 | 379 5 89 | 12479 247 147 |
| 37 2 137 | 379 4 6 | 179 8 5 |
| 9 578 457 | 1 78 2 | 47 6 3 |
*-----------------------------------------------------------------------*
#3 m-ring(12) ; (1=2)r1c5 - r1c3=(2-1)r3c3=r3c5 ; r1c78<>2, r3c3<>579
*---------------------------------------------------------------------*
| 8 157 1257 | 6 12 4 | 357 37 9 |
| 45 9 6 | 25 3 7 | 245 1 8 |
| 457 3 12 | 259 18 89 | 24567 247 (4)(6)7|
|-----------------------+----------------------+----------------------|
| 1 (57) 9 | 8 (67) 35 | 34-6 34 2 |
| 357 4 357 | 27 27-6 15 | 8 9 1(6) |
| 2 6 8 | 4 9 13 | 137 5 17 |
|-----------------------+----------------------+----------------------|
| 6 178 1347 | 379 5 89 | 12479 247 1(4)7 |
| 37 2 137 | 379 4 6 | 179 8 5 |
| 9 (5)78 (4)(5)7 | 1 78 2 | (4)7 6 3 |
*---------------------------------------------------------------------*
#4 (6=7)r4c5 - (7=5)r4c2 - r9c2=(5-4)r9c3=r9c7 - r7c9=(4-6)r3c9=r5c9 ; r5c5<>6, r4c7<>6
Some extraneous xy-wings/w-wings available - did not find helpful...
*----------------------------------------------------------------------*
| 8 15 1257 | 6 12 4 | 357 37 9 |
| 45 9 6 | 25 3 7 | 245 1 8 |
| 457 3 (12) | 259 18 89 | 6 (2)47 47 |
|----------------------+----------------------+------------------------|
| 1 7 9 | 8 6 5 | 34 34 2 |
| 35 4 35 | 27 27 1 | 8 9 6 |
| 2 6 8 | 4 9 3 | (1)7 5 17 |
|----------------------+----------------------+------------------------|
| 6 18 1347 | 379 5 89 | (19)47-2 (2)47 147 |
| 37 2 (1)37 | 379 4 6 | (19)7 8 5 |
| 9 58 457 | 1 78 2 | 47 6 3 |
*----------------------------------------------------------------------*
#5 ahs(19)r78c7=(1)r6c7 - r8c7=r8c3 - (1=2)r3c3 -r3c8=r7c8 ; r7c7<>2
STE