- Code: Select all
*-----------*
|38.|...|.57|
|.75|..3|96.|
|...|..1|...|
|---+---+---|
|.27|..4|...|
|...|3.8|...|
|...|1..|48.|
|---+---+---|
|...|6..|...|
|.53|2..|87.|
|71.|...|.29|
*-----------*
Play/Print this puzzle online
*-----------*
|38.|...|.57|
|.75|..3|96.|
|...|..1|...|
|---+---+---|
|.27|..4|...|
|...|3.8|...|
|...|1..|48.|
|---+---+---|
|...|6..|...|
|.53|2..|87.|
|71.|...|.29|
*-----------*
+---------------+------------+-------------+
| 3 8 124 | 9 246 26 | 12 5 7 |
| 124 7 5 | 48 248 3 | 9 6 14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
+---------------+------------+-------------+
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
+---------------+------------+-------------+
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
+---------------+------------+-------------+
*-----------------------------------------------------------*
| 3 8 124 | 9 46-2 6-2 |b12 5 7 |
| 124 7 5 |a48 a248 3 | 9 6 a14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
*-------------------+-------------------+-------------------|
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
*-------------------+-------------------+-------------------|
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
*-----------------------------------------------------------*
Marty R. wrote:
- Code: Select all
+---------------+------------+-------------+
| 3 8 124 | 9 246 26 | 12 5 7 |
| 124 7 5 | 48 248 3 | 9 6 14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
+---------------+------------+-------------+
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
+---------------+------------+-------------+
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
+---------------+------------+-------------+
Play this puzzle online at the Daily Sudoku site
Based on 34-1 XY-Wing pivot r3c8:
1r2c9=1r4c8
1r2c9-(1=264)r1c756-(4=82)r2c45
1r4c8-r4c7=r1c7-(1=482)r2c945-(2=64)r1c56=> b2p2345=4682
SteveG48 wrote:Marty R. wrote:
- Code: Select all
+---------------+------------+-------------+
| 3 8 124 | 9 246 26 | 12 5 7 |
| 124 7 5 | 48 248 3 | 9 6 14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
+---------------+------------+-------------+
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
+---------------+------------+-------------+
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
+---------------+------------+-------------+
Play this puzzle online at the Daily Sudoku site
Based on 34-1 XY-Wing pivot r3c8:
1r2c9=1r4c8
1r2c9-(1=264)r1c756-(4=82)r2c45
1r4c8-r4c7=r1c7-(1=482)r2c945-(2=64)r1c56=> b2p2345=4682
I guess I don't understand, Marty. All your chains make sense, but your final implication just states something that's shown in your starting PM. Or are you saying that b2p2345=4682 in that order? (true and a good solution)
All your chains make sense, but your final implication just states something that's shown in your starting PM.
*--------------------------------------------------------------*
| 3 8 124 | 9 a246 a26 |a12 5 7 |
| 124 7 5 | 8-4 28-4 3 | 9 6 b14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
|--------------------+--------------------+--------------------|
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
|--------------------+--------------------+--------------------|
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
*--------------------------------------------------------------*
+---------------+------------+-------------+
| 3 8 fa12-4 | 9 b246 b26 | 12 5 7 |
| e124 7 5 | c48 c248 3 | 9 6 d14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
+---------------+------------+-------------+
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
+---------------+------------+-------------+
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
+---------------+------------+-------------+
+----------------------+-------------------+--------------------+
| 3 8 b124 | 9 c246 26 | 12 5 7 |
| a14-2 7 5 | d48 d248 3 | 9 6 14 |
| 2469 469 2469 | 7 5 1 | 23 34 8 |
+----------------------+-------------------+--------------------+
| 8 2 7 | 5 9 4 | 136 13 136 |
| 1456 46 146 | 3 26 8 | 7 9 25 |
| 569 3 69 | 1 7 26 | 4 8 25 |
+----------------------+-------------------+--------------------+
| 249 49 2489 | 6 1348 7 | 5 134 134 |
| 46 5 3 | 2 14 9 | 8 7 146 |
| 7 1 468 | 48 348 5 | 36 2 9 |
+----------------------+-------------------+--------------------+