Code: Select all
.-------------------.------------------.------------------.
| 3 6 2 | 8 14579 15 | 459 49 457 |
|*89 7 *89 | 46 456 2 | 3 1 456 |
| 4 1 5 | 679 3679 36 | 27 289 2678 |
:-------------------+------------------+------------------:
| 2 5 478 | 17 1378 9 | 6 348 348 |
| 1 3 489 | 26 268 468 | 459 7 2458 |
|*89+7 *89 6 | 5 2378 348 | 49 23489 1 |
:-------------------+------------------+------------------:
| 56-7 2 37 | 146 1456 15 | 8 34 9 |
| 689 4 1 | 3 689 68 | 27 5 27 |
| 589 *89 *89+3 | 249 24589 7 | 1 6 34 |
'-------------------'------------------'------------------'
- (7=89)r6c12 - DP[r2c13|r6c12|r9c23] - (89=3)r9c23 - (3=7)r7c3 => r7c1 <> 7.
Code: Select all
.---------------.---------------.-----------------.
| 3 6 2 | 8 79 1 |*49+5 *49 -57 |
| 89 7 89 | 4 5 2 | 3 1 6 |
| 4 1 5 | 69 3679 36 | 27 29 8 |
:---------------+---------------+-----------------:
| 2 5 4 | 7 1 9 | 6 8 3 |
| 1 3 89 | 26 268 468 | 459 7 25 |
| 7 89 6 | 5 238 348 |*49 *49+2 1 |
:---------------+---------------+-----------------:
| 6 2 7 | 1 4 5 | 8 3 9 |
| 89 4 1 | 3 689 68 | 27 5 27 |
| 5 89 3 | 29 289 7 | 1 6 4 |
'---------------'---------------'-----------------'
- (5=2)r5c9 - (2=49)r6c78 - UR - (49=5)r1c78 => r1c9 <> 5.