- Code: Select all
*-----------*
|4..|3.1|..5|
|...|...|...|
|.56|...|32.|
|---+---+---|
|5..|4.2|..7|
|.6.|5.9|.4.|
|1..|8.7|..3|
|---+---+---|
|.87|...|15.|
|...|...|...|
|2..|6.5|..4|
*-----------*
Play/Print this puzzle online
*-----------*
|4..|3.1|..5|
|...|...|...|
|.56|...|32.|
|---+---+---|
|5..|4.2|..7|
|.6.|5.9|.4.|
|1..|8.7|..3|
|---+---+---|
|.87|...|15.|
|...|...|...|
|2..|6.5|..4|
*-----------*
+-------------------+------------------+-------------------+
| 4 7 29 | 3 289 1 | 89 6 5 |
| c89-3 13 129 | 29 5 6 | 4 7 b89 |
| 89 5 6 | 7 489 48 | 3 2 1 |
+-------------------+------------------+-------------------+
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
+-------------------+------------------+-------------------+
| a369* 8 7 | 29 249 34 | 1 5 269* |
| 69* 4 5 | 1 279 38 | 279 38 269* |
| 2 13 19 | 6 789 5 | 79 38 4 |
+-------------------+------------------+-------------------+
+-------------------+------------------+-------------------+
| 4 7 2-9 | 3 289 1 | a89 6 5 |
| c389 d13 e129 | 29 5 6 | 4 7 b89 |
| 89 5 6 | 7 489 48 | 3 2 1 |
+-------------------+------------------+-------------------+
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
+-------------------+------------------+-------------------+
| 369 8 7 | 29 249 34 | 1 5 269 |
| 69 4 5 | 1 279 38 | 279 38 269 |
| 2 13 f19 | 6 789 5 | 7-9 38 4 |
+-------------------+------------------+-------------------+
*--------------------------------------------------*
| 4 7 e29 | 3 e289 1 | 8-9 6 5 |
| 389 13 129 | 29 5 6 | 4 7 89 |
| 89 5 6 | 7 cd489 d48 | 3 2 1 |
*----------------+----------------+----------------|
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
*----------------+----------------+----------------|
| 369 8 7 | 29 249 34 | 1 5 269 |
| 69 4 5 | 1 279 c38 | 279 38 269 |
| 2 13 19 | 6 b789 5 |a79 38 4 |
*--------------------------------------------------*
*---------------------------------------------------*
| 4 7 29 | 3 b29-8 1 |d89 6 5 |
| 389 13 129 | 29 5 6 | 4 7 89 |
| 89 5 6 | 7 ab489 ab48 | 3 2 1 |
*----------------+-----------------+----------------|
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
*----------------+-----------------+----------------|
| 369 8 7 | 29 249 34 | 1 5 269 |
| 69 4 5 | 1 279 38 | 279 38 269 |
| 2 13 19 | 6 c789 5 |d79 38 4 |
*---------------------------------------------------*
.-----------------.---------------.-----------------.
| 4 7 x2-9 | 3 289 1 | 'b8(9) 6 5 |
| 389 13 129 | 29 5 6 | 4 7 89 |
| 89 5 6 | 7 489 48 | 3 2 1 |
:-----------------+---------------+-----------------:
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
:-----------------+---------------+-----------------:
| 369 8 7 | 29 249 34 | 1 5 269 |
| 69 4 5 | 1 *a79+2 38 | *b79+2 38 269 |
| 2 13 'ac1(9) | 6 *c79+8 5 | x*7-9 38 4 |
'-----------------'---------------'-----------------'
*----------------------------------------------------------*
| 4 7 29 | 3 b#289 1 | a89 6 5 |
| 389 13 129 |b#29 5 6 | 4 7 89 |
| 89 5 6 | 7 48-9 48 | 3 2 1 |
|-------------------+------------------+-------------------|
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
|-------------------+------------------+-------------------|
| 369 8 7 | 29 249 34 | 1 5 269 |
| 69 4 5 | 1 279 38 | 279 38 269 |
| 2 13 19 | 6 #89+7 5 | a79 38 4 |
*----------------------------------------------------------*
eleven wrote: Almost xyz-wing (marked #) -> -9r3c5
wing = 7r9c5 - (7=8)r1c7 - (8=9)r1c5,r2c4 => -9r3c5
+----------------+----------------+----------------+
| 4 7 2-9 | 3 289 1 | (89) 6 5 |
| 389 13 (129) | (29) 5 6 | 4 7 (89) |
| 89 5 6 | 7 489 48 | 3 2 1 |
+----------------+----------------+----------------+
| 5 9 8 | 4 3 2 | 6 1 7 |
| 7 6 3 | 5 1 9 | 28 4 28 |
| 1 2 4 | 8 6 7 | 5 9 3 |
+----------------+----------------+----------------+
| 369 8 7 | 29 249 34 | 1 5 269 |
| 369 4 5 | 1 2789 38 | 279 38 269 |
| 2 13 (19) | 6 789 5 | 7-9 38 4 |
+----------------+----------------+----------------+
Almost Locked Set XY-Wing: A=r1c7 {89}, B=r9c3 {19}, C=r2c349 {1289}, X,Y=1,8, Z=9 => r1c3,r9c7<>9
4 7 2-9 | 3 289 1 |a89 6 5
389 13 c129 |c29 5 6 | 4 7 b89
89 5 6 | 7 489 48 | 3 2 1
------------------------+----------------------+---------------------
5 9 8 | 4 3 2 | 6 1 7
7 6 3 | 5 1 9 | 28 4 28
1 2 4 | 8 6 7 | 5 9 3
------------------------+----------------------+---------------------
369 8 7 | 29 249 34 | 1 5 269
69 4 5 | 1 279 38 | 279 38 269
2 13 d19 | 6 789 5 | 7-9 38 4