- Code: Select all
*-----------*
|...|..5|3..|
|..7|...|..1|
|18.|.2.|..6|
|---+---+---|
|...|..8|.94|
|..9|..4|7.3|
|...|...|.2.|
|---+---+---|
|..4|...|...|
|...|.13|...|
|9..|4.2|.5.|
*-----------*
Play/Print this puzzle online
*-----------*
|...|..5|3..|
|..7|...|..1|
|18.|.2.|..6|
|---+---+---|
|...|..8|.94|
|..9|..4|7.3|
|...|...|.2.|
|---+---+---|
|..4|...|...|
|...|.13|...|
|9..|4.2|.5.|
*-----------*
*--------------------------------------------------------------------*
| 246 2469 a26 | 1 8 5 | 3 7 b29 |
| 235 2359 7 | 369 4 69 | 259 8 1 |
| 1 8 5-3 |g379 2 79 | 59 4 6 |
*----------------------+----------------------+----------------------|
| 2357 2357 1 | 257 357 8 | 6 9 4 |
| 8 256 9 | 256 56 4 | 7 1 3 |
| 3467 3467 a36 |g679 3679 1 | 8 2 5 |
*----------------------+----------------------+----------------------|
| 2567 1 4 |e56789 e5679 e679 |d29 3 c2789 |
| 257 257 258 |f5789 1 3 | 4 6 c2789 |
| 9 367 368 | 4 67 2 | 1 5 78 |
*--------------------------------------------------------------------*
*--------------------------------------------------------------------*
| 246 2469 26 | 1 8 5 | 3 7 2-9 |
| 235 2359 7 | 369 4 69 | 259 8 1 |
| 1 8 b35 |c379 2 79 |a59 4 6 |
*----------------------+----------------------+----------------------|
| 2357 2357 1 | 257 357 8 | 6 9 4 |
| 8 256 9 | 256 56 4 | 7 1 3 |
| 3467 3467 b36 |c679 3679 1 | 8 2 5 |
*----------------------+----------------------+----------------------|
| 2567 1 4 | 56789 5679 679 | 2-9 3 2789 |
| 257 257 258 |d5789 1 3 | 4 6 e2789 |
| 9 367 368 | 4 67 2 | 1 5 78 |
*--------------------------------------------------------------------*
*---------------------------------------------------------------*
| 46-2 469-2 c26 | 1 8 5 | 3 7 29 |
|b235f b2359f 7 | 369 4 69 |a25-9g 8 1 |
| 1 8 e35 | 379 2 79 | 59 4 6 |
|---------------------+--------------------+--------------------|
| 2357 2357 1 | 257 357 8 | 6 9 4 |
| 8 256 9 | 256 56 4 | 7 1 3 |
| 3467 3467 36 | 679 3679 1 | 8 2 5 |
|---------------------+--------------------+--------------------|
| 2567 1 4 | 56789 5679 679 | 29 3 2789 |
| 257 257 d25-8 | 5789 1 3 | 4 6 2789 |
| 9 367 368 | 4 67 2 | 1 5 78 |
*---------------------------------------------------------------*
iW-Wing: (X)s = (X-Y)a = (Y)b - (Y)c = (Y-X)d = (X)t Inverted W-Wing (courtesy of Norm)
+-----------------------------------------------------------------------+
| 46-2 469-2 f26 | 1 8 5 | 3 7 a29 |
| 235 2359 7 | 369 4 69 | b25-9 8 1 |
| 1 8 d35 | 379 2 79 | c59 4 6 |
|-----------------------+-----------------------+-----------------------|
| 2357 2357 1 | 257 357 8 | 6 9 4 |
| 8 256 9 | 256 56 4 | 7 1 3 |
| 3467 3467 36 | 679 3679 1 | 8 2 5 |
|-----------------------+-----------------------+-----------------------|
| 2567 1 4 | 56789 5679 679 | 29 3 2789 |
| 257 257 e25-8 | 5789 1 3 | 4 6 2789 |
| 9 367 368 | 4 67 2 | 1 5 78 |
+-----------------------------------------------------------------------+
# 83 eliminations remain
iW-Ring: Inverse W-Ring
(2)r1c9 = (2-5)r2c7 = r3c7 - r3c3 = (5-2)r8c3 = (2)r1c3 - loop => -2 r1c12 & -8 r8c3 & -9 r2c7
246 2469 Aa26 | 1 8 5 | 3 7 Ee29
235 2359 7 | 369 4 69 | 259 8 1
1 8 Cc35 | 379 2 79 |Dd59 4 6
------------------------+----------------------+---------------------
2357 2357 1 | 257 357 8 | 6 9 4
8 256 9 | 256 56 4 | 7 1 3
3467 3467 B36 | 679 3679 1 | 8 2 5
------------------------+----------------------+---------------------
2567 1 4 | 56789 5679 679 | 29 3 2789
257 257 b258 | 5789 1 3 | 4 6 2789
9 367 368 | 4 67 2 | 1 5 78
pjb wrote:Slight variations:
(2)r1c3 = (2-5)r8c3 = r3c3 - (5=9)r3c7 - (9=2)r1c9 - loop, -2r1c2, -8r8c3, -9r2c7; stte
or
(2=6)r1c3 - (6=3)r6c3 - (3=5)r3c3 - (5=9)r3c7 - (9=2)r1c9 - loop => -2r1c12, -36r9c2, -9r2c7; stte
Phil