Two steps.
- Code: Select all
.-----------------------------------------------------------.
| 9 47 46 | 3 8 1246 | 267 1267 5 |
| 2 378 368 | 169 5 169 | 367 1367 4 |
| 1 345 3456 | 246 7 246 | 8 236 9 |
|-------------------+-------------------+-------------------|
| 4 a59 a259 |a27 6 237 | 3579 8 1 |
| 3 6 8-9 | 5 1 478 | 479 47 2 |
| 7 158 1258 | 248 9 2348 | 345 345 6 |
|-------------------+-------------------+-------------------|
| 5 2 e49 | 689 3 689 | 1 d46 7 |
| 8 19 7 | 169 4 1569 | 256 256 3 |
| 6 134 134 |b17 2 c157 |c45 9 8 |
'-----------------------------------------------------------'
1. (9=527)r4c234 - (7)r9c4 = (75-4)r9c67 = (4)r7c8 - (4=9)r7c3 => -9 r5c3 [5 placements and NT]
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- Code: Select all
.-----------------------------------------------------------.
| 9 7 46 | 3 8 1246 | 26 126 5 |
| 2 8 36 | 169 5 169 | 367 1367 4 |
| 1 34 5 | 246 7 246 | 8 236 9 |
|-------------------+-------------------+-------------------|
| 4 59 29 | 27 6 237 | 357 8 1 |
| 3 6 8 | 5 1 47 | 9 47 2 |
| 7 b15 12 | 248 9 2348 | 345 c345 6 |
|-------------------+-------------------+-------------------|
| 5 2 a49 | 689 3 689 | 1 46 7 |
| 8 a19 7 | 169 4 1569 | 256 d256 3 |
| 6 3-4 134 | 17 2 157 |e45 9 8 |
'-----------------------------------------------------------'
2. (4=91)b7p35 - (1=5)r6c2 - (5)r6c8 = (5)r8c8 - (5=4)r9c7 => -4 r9c2; ste