- Code: Select all
*-----------*
|6..|...|7..|
|.28|...|..3|
|...|.79|8..|
|---+---+---|
|4..|.5.|...|
|2.7|8..|.1.|
|...|...|47.|
|---+---+---|
|13.|.6.|...|
|..4|.9.|6..|
|...|..4|.5.|
*-----------*
Play/Print this puzzle online
*-----------*
|6..|...|7..|
|.28|...|..3|
|...|.79|8..|
|---+---+---|
|4..|.5.|...|
|2.7|8..|.1.|
|...|...|47.|
|---+---+---|
|13.|.6.|...|
|..4|.9.|6..|
|...|..4|.5.|
*-----------*
*-----------------------------------------------------------------------*
| 6 1459 1359 | 2345 238 2358 | 7 24 1245 |
| 7 2 8 | 456 1 a56 |b59 469 3 |
| 35 145 135 | 23456 7 9 | 8 246 12456 |
|-----------------------+-----------------------+-----------------------|
| 4 1689 1369 | 123679 5 12367 | 239 2689 2689 |
| 2 569 7 | 8 4 d3-6 |c359 1 569 |
| 3589 15689 13569 | 12369 23 1236 | 4 7 25689 |
|-----------------------+-----------------------+-----------------------|
| 1 3 259 | 257 6 2578 | 29 2489 24789 |
| 58 578 4 | 1257 9 12578 | 6 3 278 |
| 89 6789 269 | 237 238 4 | 1 5 2789 |
*-----------------------------------------------------------------------*
*-----------------------------------------------------------------------------*
| 6 1459 1359 | 2345 238 2358 | 7 24 1245 |
| 7 2 8 | 456 1 a56 |a59 469 3 |
| 35 145 135 | 23456 7 9 | 8 246 12456 |
*-------------------------+-------------------------+-------------------------|
| 4 1689 1369 | 123679 5 12367 |b239 2689 2689 |
| 2 c569 7 | 8 4 3-6 |b359 1 c569 |
| 3589 15689 13569 | 12369 23 1236 | 4 7 25689 |
*-------------------------+-------------------------+-------------------------|
| 1 3 259 | 257 6 2578 |b29 2489 24789 |
| 58 578 4 | 1257 9 12578 | 6 3 278 |
| 89 6789 269 | 237 238 4 | 1 5 2789 |
*-----------------------------------------------------------------------------*
6 1459 1359 | 2345 238 2358 | 7 24 1245
7 2 8 | 456 1 a56 |b59 469 3
35 145 135 | 23456 7 9 | 8 246 12456
------------------------+-----------------------+---------------------
4 1689 1369 | 12679-3 5 1267-3 |b239 2689 2689
2 569 7 | 8 4 a36 | 59-3 1 569
3589 15689 13569 | 12369 23 1236 | 4 7 25689
------------------------+-----------------------+---------------------
1 3 259 | 257 6 2578 |b29 2489 24789
58 578 4 | 1257 9 12578 | 6 3 278
89 6789 269 | 237 238 4 | 1 5 2789
*-----------------------------------------------------------*
| 6 1459 1359 | 2345 238 2358 | 7 24 1245 |
| 7 2 8 | 456 1 *56 |*59 469 3 |
| 35 145 135 | 23456 7 9 | 8 246 12456 |
|--------------------+-------------------+------------------|
| 4 1689 1369 | 123679 5 12367 | 23-9 2689 2689 |
| 2 569 7 | 8 4 *36 |*39+5 1 569 |
| 3589 15689 13569 | 12369 23 1236 | 4 7 25689 |
|--------------------+-------------------+------------------|
| 1 3 259 | 257 6 2578 | 2-9 2489 24789 |
| 58 578 4 | 1257 9 12578 | 6 3 278 |
| 89 6789 269 | 237 238 4 | 1 5 2789 |
*-----------------------------------------------------------*
Sudtyro2 wrote:Yet another twist...
- Code: Select all
*-----------------------------------------------------------*
| 6 1459 1359 | 2345 238 2358 | 7 24 1245 |
| 7 2 8 | 456 1 *56 |*59 469 3 |
| 35 145 135 | 23456 7 9 | 8 246 12456 |
|--------------------+-------------------+------------------|
| 4 1689 1369 | 123679 5 12367 | 23-9 2689 2689 |
| 2 569 7 | 8 4 *36 |*39+5 1 569 |
| 3589 15689 13569 | 12369 23 1236 | 4 7 25689 |
|--------------------+-------------------+------------------|
| 1 3 259 | 257 6 2578 | 2-9 2489 24789 |
| 58 578 4 | 1257 9 12578 | 6 3 278 |
| 89 6789 269 | 237 238 4 | 1 5 2789 |
*-----------------------------------------------------------*
Except for the spoiler, 5r5c7, Leren's four cells(*) form a 4-sector Disjoint Subset (DS) having five potential eliminations: -9r47c7,-5r2c4,-6r46c6. Hence,
[DS = 5r5c7] - (5=9)r2c7 => -9r47c7; stte
SteveC