- Code: Select all
+------------------------+-----------------------+-----------------------+
| f489 458 7 | 6 g149 3 | 2 1458 45 |
| 3468 1 348 | 25 247 247 | 568 9 3456 |
| 2 3456 e349 | 159 8 149 | 156 13456 7 |
+------------------------+-----------------------+-----------------------+
| 389 2378 1 | 289 269 5 | 4 678 269 |
| 5 2478 d2489 | 289 3 2469 | 689 678 1 |
| 489 248 6 | 7 1249 1249 | 3 58 259 |
+------------------------+-----------------------+-----------------------+
| 7 2346 c234 | 1239 5 1269 | 169 1346 8 |
| 13468 9 348 | 13 167 167 | 156 2 3456 |
| 136 b236 5 | 4 a126-9 8 | 7 136 369 |
+------------------------+-----------------------+-----------------------+
1. (2)r9c5 = r9c2 - r7c3 = (2-9)r5c3 = r3c3 - r1c1 = (9)r1c5 => -9 r9c5; lcls, 6 placements
- Code: Select all
+-----------------------+----------------------+----------------------+
| 48 458 7 | 6 9 3 | 2 1 45 |
| 346 1 34 | 25 247 247 | 8 9 3456 |
| 2 3456 9 | a15 8 14 | 56 b3456 7 |
+-----------------------+----------------------+----------------------+
| 389 378 1 | 89 e26 5 | 4 c78 26 |
| 5 2478 248 | 28 3 d246 | 9 c678 1 |
| 489 248 6 | 7 124 1249 | 3 c58 25 |
+-----------------------+----------------------+----------------------+
| 7 2346 234 | 1239 5 1269 | 16 346 8 |
| 13468 9 348 | 3-1 f167 f167 | 156 2 3456 |
| 136 236 5 | 4 f126 8 | 7 36 9 |
+-----------------------+----------------------+----------------------+
2. (1=5)r3c4 - r3c8 = (578-6)r456c8 = r5c6 - (6=2)r4c5 - (2=671)b8p568 => -1 r8c4; ste